Acer Aspire V3-771G Acer Aspire V3-771G Notebook Service Guide
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- Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 1
Acer V3-771/V3-771G SERVICEGUIDE - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 2
below for the updates made to this V3-771/V3-771G service guide. Date Chapter Updates Service guide files and updates are available on the ACER/CSD Website. For more information, go to http://csd.acer.com.tw. Disclaimer The information in this guide is subject to change without notice. There - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 3
angle brackets (< >). Example: At the prompt, type run -m Keyboard keys are shown in bold italics. Example: After entering the data, press Enter. General information 0 Before using this information and the product it supports, read the following general information. This service guide - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 4
iv - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 5
1-6 Audio Subsystem 1-6 Optical Media Drive 1-7 Communication 1-7 Privacy Control 1-7 Dimensions and Weight 1-8 Power Adapter and Battery 1-8 Special Keys and Controls 1-8 I/O Ports 1-8 Software 1-9 Environment 1-10 Notebook Tour 1-11 Top Cover View 1-11 Keyboard View 1-12 Closed Front - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 6
HDD Password Utilities 2-18 Removing BIOS Passwords 2-20 Cleaning BIOS Passwords 2-21 Using DMI Tools 2-22 LAN MAC EEPROM Utility 2-29 CHAPTER 3 Machine Maintenance Machine Disassembly and Replacement 3-5 Recommended Equipment 3-5 Replacement Requirements 3-5 Pre-disassembly Instructions - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 7
WLAN Card 3-119 Replacing the HDD Module 3-121 Replacing the DIMM Module 3-125 Replacing the Main Door 3-127 Replacing the Battery 3-128 CHAPTER 4 Troubleshooting Introduction 4-3 General Information 4-3 Power On Issues 4-4 No Display Issues 4-5 LCD Failure 4-7 Keyboard Failure 4-8 vii - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 8
Problems 4-19 Undetermined Problems 4-19 Post Codes 4-20 POST Code Range 4-20 CHAPTER 5 Jumper and Connector Locations Clearing Password Check and BIOS Recovery 5-6 Clearing Password Check 5-6 Clear CMOS Jumper 5-7 BIOS Recovery by Crisis Disk 5-8 CHAPTER 6 FRU List V3-771/V3-771G - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 9
Introduction 8-3 ix - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 10
x - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 11
CHAPTER 1 Hardware Specifications - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 12
28 DIS 45W CPU Fan True Value Table (Tj85/Tj90/Tj100/Tj105 1-28 UMA CPU Fan True Value Table (Tj85/Tj90/Tj100/Tj105 1-29 System Memory 1-29 Memory Combinations 1-29 Graphics Controller 1-30 Video Interface 1-30 BIOS 1-31 LAN Interface 1-31 Keyboard 1-31 Hard Disk Drive (AVL components 1-32 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 13
1-36 Display Supported Resolution (GPU Supported Resolution 1-36 Display Supported Resolution (LCD panel Supported Resolution 1-37 Bluetooth Interface 1-37 Bluetooth Module 1-37 Camera 1-38 WIFI Card 1-38 Audio Codec and Amplifier 1-38 Audio Interface 1-40 Battery 1-40 VRAM 1-40 USB Port - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 14
1-4 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 15
Express Chipset System Memory 0 Dual-channel DDR3 SDRAM support: Up to 4 GB of DDR3 system memory, upgradable to 8 GB using two soDIMM modules for Dual-Core CPU, upgradable to 16 GB using four soDIMM modules for Quad-Core CPU Display 0 17.3" HD 1600 x 900 resolution, high-brightness (220-nit - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 16
Content Protection) support Storage Subsystem 0 Solid state drive 0 SATA Type, LF+HF Multi-Level Cell (MLC) NAND flash 120 GB/256 GB Hard disk drive 0 SATA -in 20mm diameter stereo speakers and the Acer Tuba CineBass booster supporting low-frequency effects True-5.1-channel surround sound - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 17
Acer Video Conference, featuring: 1.3M webcam with 1280*1024 effective resolution Supports 720P resolution online video calls Wireless and networking 0 WLAN: WiFi 2X2 AGN WPAN: BT4.0 Atheros WB222 LAN: Gigabit Ethernet (10/100/1000 Mbps) Privacy Control 0 HDD password BIOS user - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 18
battery Power Adapter and Battery 0 ACPI 3.0 CPU power management standard: supports battery pack 9000 mAh 9-cell Li-ion standard battery pack Special Keys and Controls 0 Keyboard 0 103-US/104-UK/107-JP keys-layout keyboard with independent standard numeric keypad, international language support - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 19
2 USB 3.0 ports External VGA port HDMI® port Headphone/speaker/line-out jack Microphone-in jack Ethernet (RJ-45) port DC-in jack for AC adapter Software Productivity Acer AUPEO OOBE offer Acer Edition Acer Backup Manager Acer ePower Management Acer eRecovery Management Acer - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 20
Gaming 0 Acer Fooz Kids Wild Tangent WW Acer Edition Communication and ISP 0 Skype Windows Live Essentials 2011 Web links and utilities 0 Acer Accessory Store Bing Bar Bing Setup eBay Shortcut 2009 Internet Explorer 9 Silverlight Environment 0 Temperature: Operating: 5 °C to - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 21
0 Figure 1-1. Top Cover View Table 1-1. Top Cover View No Icon Item 1 Microphone Description Internal microphone for recording sound. 2 Screen Also called Liquid-Crystal Display (LCD), displays computer output. 3 Webcam Web camera for video communication. Hardware Specifications and - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 22
View No Icon Item 1 Power button Description Turns the computer on and off. 2 Keyboard For entering data into your computer. 3 Touchpad Touch-sensitive pointing device which functions like a computer mouse. 4 Click buttons (left and The left and right buttons - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 23
the computer's power status. Battery indicator HDD indicator Indicates the computer's battery status. 1. Charging: The light shows amber when the battery is charging. 2. Fully charged: The light shows blue when in AC mode. Indicates when the hard disk drive is active Communication Indicator - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 24
port 5 USB 3.0 ports key to secure the lock. Some keyless models are also available. Connects to an Ethernet 10/100/1000-based network. Connects to a display device (e.g., external monitor, LCD projector). Supports high definition digital video connections. Connect to USB devices. A USB - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 25
line-out devices (e.g., speakers, headphones). Microphone jack Accepts inputs from external microphones. 2 USB 2.0 ports Connect to USB 2.0 devices (e.g., USB mouse, USB camera). 3 Optical drive Internal optical drive; accepts CDs or DVDs. 4 Optical disk access Lights up when the optical - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 26
1-6. Base View Table 1-6. Base View No Icon Item 1 Battery release latch Description Releases the battery for removal. Insert a suitable tool into the latch and slide to release. 2 Hard disk bay Houses the computer's hard disk (secured with screws). Memory compartment Houses the computer - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 27
the computer's power status. Battery indicator HDD indicator Indicates the computer's battery status. 1. Charging: The light shows amber when the battery is charging. 2. Fully charged: The light shows blue when in AC mode. Indicates when the hard disk drive is active Communication Indicator - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 28
Touchpad Basics 0 1 2 3 Figure 1-7. Touchpad Move finger across the TouchPad (1) to move the cursor. Press the left (2) and right (3) buttons located beneath the TouchPad to perform selection and execution functions. These two virtual buttons are the equivalent of the left and right buttons - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 29
Using the Keyboard 0 The keyboard contains an embedded numeric keypad, a separate cursor, windows key, lock function keys, special and full sized keys. Figure 1-8. Keyboard Lock Keys Hardware Specifications and Configurations 1-19 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 30
: When On, the system boots with external keyboard/keypad Num Lock status On. Internal keyboard overlay numeric keys are disabled. The key can be turned on/off via the internal keyboard (Fn+F11) or the external keyboard/keypad. Num Lock affects the external keyboard/keypad only. Shift state is - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 31
Keys 0 The keyboard has two keys that perform Windows-specific functions. Windows Logo key Application key Table 1-10. Windows Keys Key Description Windows Logo key Pressed alone, this key be used with other keys to provide a variety of functions. Functions supported by Windows XP, - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 32
key before pressing the key in the combination. Figure 1-9. Keyboard Hotkeys Table 1-11. Hotkeys Hotkey + + Icon Function Communication key display screen, external monitor (if connected) and both. Turns the display screen backlight off to save power. Press any key to return - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 33
Table 1-11. Hotkeys (Continued) Hotkey Icon Function + < ▽ > Volume down + Play/Pause + Stop + Previous + Next Description Decreases the sound volume. Play or pause a selected media file. Stop playing the selected media file. Return - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 34
48 T/P PAGE 48 FAN PAGE 49 dGPU N13P GS/GL/GT PCIE X 16 CPU Sandy Bridge Ivy Bridge DDR3 1333/1600 MHz channel A DDR3 1333/1600 MHz channel B DDR-III SO-DIMM*2 PAGE 16 DDR-III SO-DIMM*2 PAGE 17 PAGE 70~79 FDI x 4 PAGE 3-10 DMI x 4 USB2.0 Camera USB2.0 USB - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 35
414.8 mm 16.3 in Width 275.0 mm 10.8 in Height 34.6 mm 1.4 in Weight (equipped with optical 3.2 kg with HDD drive, flash drive, and battery) 7.0 lbs with HDD Input power Operating voltage 19V at 3.42A Max for 90W Operating current 3.42A(Max) Temperature Operating 5°C to 35°C 41 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 36
Chips Item Core logic VGA LAN USB 3.0 Embedded controller Bluetooth Wireless TPM PCMCIA Audio codec Card reader CPU) type CPU package Core Logic Chipset Specification Intel® Core i7/i5/i3 Processor 2nd Generation Intel® Core® i7/i5/i3 Processor BGA 1023 Multi execution cores· A 32-KB instruction - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 37
Processor Specifications Item i3-2350M i3-2370M i5-2450M i5-2520M i5-2540M i7-2670QM i3-3110M i5-3210M i5-3320M i5-3360M i7-3610QM i7-3720QM CPU Speed (GHz) 2.3 2.4 2.5 2.5 2.6 2.2 2.3 2.5 2.6 2.8 2.3 2.6 Cores 2 2 2 2 2 4 2 2 2 2 4 4 Mfg Tech 22nm 22nm 22nm 22nm 22nm 22nm 22nm 22nm 22nm 22nm - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 38
down at 99°C Tj105:OS Critical shut down at 102°C; EC Force shut down at 104°C DIS 45W CPU Fan True Value Table (Tj85/Tj90/Tj100/Tj105)) CPU Temperature (Tj85) CPU Temperature (Tj90) CPU Temperature (Tj100) CPU Temperature (Tj105) 36 36 36 36 51 51 53 53 61 61 62 62 70 70 72 72 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 39
(Tj85/Tj90/Tj100/Tj105) CPU Temperature Fan Speed (RPM) 40 2400 Supports memory size per slot Supports maximum memory size Supports DIMM type Supports DIMM Speed Support DIMM voltage Supports DIMM package Specification Built in CPU 4 GB DDR3 1333 RAM * 4 4 16 GB (Type SODIMM RC F) 16 GB Support - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 40
6144 6144 6144 6144 8192 4096 4096 4096 4096 8192 8192 8192 8192 12288 12288 12288 12288 16384 Graphics Controller VGA Chip Supports Item Video Interface Item Chipset Package Interface Compatibility Sampling rate Specification NVIDIA Optimus™ Geforce GT 630M/640M/650M CUDA®, PhysX®, 3D Vision - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 41
Item Type Total number of keypads Windows logo key Internal & external keyboard work simultaneously Features Specification Insyde UEFI WINBOND W25Q32BVSSIG 4MB Winbond code base Flash ROM 4 MB Support Acer UI Support multi-boot Suspend to RAM (S3)/Disk (S4) Various hotkeys for system - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 42
Hard Disk Drive (AVL components) Item Vendor & Model Name Western Digital WD5000BPVT-22HX ZT3 Capacity (GB) 500 Bytes per sector 512/4096 Data heads 3 Drive Format Height(mm) 7.0 Disks 2 Performance Specifications Spindle speed (RPM) 5400 Buffer size 8MB Interface SATA Fast data - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 43
-text DVD: DVD-VIDEO, DVD-ROM, DVD-R (3.9GB, 4.7GB) DVD-R DL, DVD-RW, DVD-RAM, DVD+R, DVD+R DL, DVD+RW CD: CD-DA (Red Book) - Standard Audio CD & CD-TEXT Manual Release: (a) Electrical Release (Release Button) (b) Release by ATAPI command (c) Emergency Release 5 V +/- 5% (Operating) BD Combo Drive - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 44
-text DVD: DVD-VIDEO, DVD-ROM, DVD-R (3.9GB, 4.7GB) DVD-R DL, DVD-RW, DVD-RAM, DVD+R, DVD+R DL, DVD+RW CD: CD-DA (Red Book) - Standard Audio CD & CD- Manual Release: (a) Electrical Release (Release Button) (b) Release by ATAPI command (c) Emergency Release 5 V +/- 5% (Operating) BD RW Drive - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 45
Item Loading mechanism Power Requirement Input Voltage LED 17.3" Specification Load: Manual Release: (a) Electrical Release (Release Button) (b) Release by ATAPI command (c) Emergency Release 5 V +/- 5% (Operating) Item Vendor/model name Screen Diagonal (mm) Active Area (mm) Display resolution ( - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 46
GT630M/640M/650M with dedicated DDR3 VRAM CUDA®, PhysX®, 3D Vision®, Microsoft® DirectX® 11, OpenGL® 4.1, OpenCL™ 1.1 Display Supported Resolution (GPU Supported Resolution) Resolution 640x480p/60Hz 800x600p/60Hz 1024x768p/60Hz 1152x864/60Hz 1280x600/60Hz 1280x720/60Hz 1280x768/60Hz 1280x800/60Hz - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 47
Specification Atheros AR9462 1 Mbps (GFSK) 2 Mbps (π/4-DQPSK) for EDR 3 Mbps (8DPSK) for EDR Bluetooth 4.0 + HS USB 2.0 Bluetooth Module Controller Features Item Specifications Atheros AR9462 Support Class II(TX power maximum to +4dBm) BT transmission speed including 1M, 2M and 3Mbps - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 48
Camera Item Vendor and Model Type Specification LITEON 10P2SF205 LITEON 11P2BF136 CHICONY CKFB15321004970LH SUYIN HF2015-A821-OV01 SUYIN HF1318-P88B-SN04 1.3M WIFI Card Item Vendor and Model Wireless LAN Standards Operating Frequency Form Factor Host Interface PCB Antenna connector Specification - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 49
96k/192kHz sample rate Analog jacks (port-A, B, C, E and G) support stereo input and output re-tasking Support MONO output at port-H Port-A/D/E/F built in headphone amplifiers Port-E and Port-F headphone amplifiers can drive earphone directly without DC blocking capacitor Port-B/C/E/F with - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 50
Internal speaker/quantity Battery Item Vendor & Model name Battery Type Pack capacity Number of battery cell Package configuration selection Embedded de-pop circuit Specification Realtek ALC271X-VB6 On board Stereo Support 16/20/24bit PCM HD audio Interface; Sample rate up to 192Khz resolution - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 51
Off (G2/S5) Working (G0/S0) Suspend to RAM (S3) Save to Disk (S4) Specification All devices in the system are turned off completely. OS initiated shutdown. All devices in the system are turned off completely. Individual devices like CPU and hard disc can be power managed. CPU set power down, VGA - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 52
Support SD, MMC, MMC plus, MS, xD, SDHC, SDXC UHS104 System LED Indicator Item Power indicator Battery indicator Specification Blue color solid on: System on Blue color and amber color off: System off Amber color blinking: S3 state Charging Amber solid on - Battery charging Keyboard - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 53
Network USB 3.0 eXtensible Host Controller Intel(R) HD Graphics 4000 System Function (shipping configuration) Direct memory access controller PCI bus Programmable interrupt controller Programmable interrupt controller Programmable interrupt controller Programmable interrupt controller Motherboard - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 54
resources System timer Standard PS/2 Keyboard Motherboard resources Microsoft ACPI-Compliant Embedded Controller Motherboard resources Standard PS/2 Keyboard Motherboard resources Microsoft ACPI-Compliant Embedded Controller Motherboard resources Motherboard resources System CMOS/real time clock - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 55
5094 - 5097 FFFF - FFFF FFFF - FFFF System Function (shipping configuration) Motherboard resources Programmable interrupt controller Motherboard resources Motherboard resources PCI bus Motherboard resources Motherboard resources Atheros AR8151 PCI-E Gigabit Ethernet Controller (NDIS 6.20) Intel - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 56
1-46 Hardware Specifications and Configurations - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 57
CHAPTER 2 System Utilities - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 58
the BIOS Utility 2-3 BIOS 2-4 Information 2-4 Main 2-6 Security 2-8 Boot 2-12 Exit 2-13 BIOS Flash Utilities 2-14 DOS Flash Utility 2-15 WinFlash Utility 2-17 Remove HDD/BIOS Password Utilities 2-18 Remove HDD Password Utilities 2-18 Removing BIOS Passwords 2-20 Cleaning BIOS Passwords - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 59
to run Setup. Refer to Chapter 4, Troubleshooting when problem arises. To activate the BIOS Utility, press F2 during POST when prompted at the bottom of screen. The default parameter of F12 Boot Menu is set to disabled. To change boot device without entering BIOS Setup Utility, set the parameter to - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 60
is a description of the tabs found on the InsydeH20 Setup Utility screen: NOTE: NOTE: The screens provided are for reference only. Actual values may differ by model. Information 0 This tab shows a summary of computer hardware information. Figure 2-1. BIOS Information 2-4 System Utilities - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 61
speed of the CPU. HDD Model Name The model name of HDD installed on primary IDE master. HDD Serial Number The serial number of HDD installed on primary IDE master. ATAPI Model Name The model name of the installed ODD drive. System BIOS Version Displays system BIOS version. VGA BIOS Version The - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 62
tab allows the user to set system time and date, enable or disable boot option and enable or disable recovery. Figure 2-2. BIOS Main Table 2-2 describes the parameters shown in Figure 2-2. Table 2-2. BIOS Main Parameter Description System Time Sets the system time. The hours are shown with - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 63
Table 2-2. (Continued)BIOS Main Parameter Description Quiet Boot The notebook shows an illustration called the OEM screen during system boot instead of the traditional POST screen that shows the normal diagnostic messages. Network Boot Enables, disables the system boot from LAN (remote server - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 64
to set the user password. When user password is set, N/A this password protects the BIOS Setup Utility from unauthorized access. The user can enter Setup menu only and does not have right to change the value of parameters. Set HDD Password Enter HDD Password. N/A Password on Boot Defines whether - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 65
do not appear on the screen. 3. Press Enter. After setting the password, the computer sets the User Password parameter to Set. NOTE: NOTE: Users can opt to enable the Password on boot parameter. 4. Press F10 to save changes and exit the BIOS Setup Utility. Removing a Password 0 Perform the following - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 66
parameter to Set. NOTE: NOTE: Users can enable the Password on boot parameter. 5. Press F10 to save changes and exit the BIOS Setup Utility. If the verification is OK, the screen will show as following. Figure 2-8. This Setup Warning The password setting is complete after the user presses Enter. If - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 67
Figure 2-9. Setup Warning System Utilities 2-11 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 68
to the order of boot devices used to load the operating system. Bootable devices include the: USB diskette drives Onboard hard disk drive DVD drive in the module bay Use and keys to select a device and press F5 or F6 to move it up or down the list. Figure 2-10. BIOS Boot 2-12 System - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 69
Exit 0 The Exit tab allows users to save or discard changes and quit the BIOS Utility. Figure 2-11. BIOS Exit Table 2-4 describes the parameters in Figure 2-11. Table 2-4. Exit Parameters Parameter Description Exit Saving Changes Exit System Setup and save changes to the system. - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 70
NOTE: NOTE: Do not install memory related drivers (XMS, EMS, DPMI) when the Flash is used. NOTE: NOTE: Use the AC adaptor power supply when running the Flash utility. If battery pack does not contain power to finish loading of the BIOS Flash, do not boot the system. Perform the following to run the - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 71
Perform the following to use the DOS Flash Utility: 1. Press F2 during boot to enter the Setup Menu. 2. Select Boot Menu to modify the boot priority order. Example: If using USB HDD to Update BIOS, move USB HDD to position 1. Figure 2-12. BIOS Boot 3. Execute the < UPDATE.BAT > batch file to update - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 72
Figure 2-13. DOS Flash 4. In flash BIOS, the message Please do not remove AC Power Source is shown. NOTE: NOTE: If AC power is not connected, the following message (Figure 2-14) is - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 73
WinFlash Utility 0 Perform the following to use the WinFlash Utility: 1. Double click the WinFlash executable. 2. Click OK to begin the update. A progress screen is shown (Figure 2-15). Figure 2-15. InsydeFlash System Utilities 2-17 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 74
three times, an error is generated, you will see below menu (Figure 2-16). Figure 2-16. HDD Security To reset the HDD password, perform the followings: 1. Select Enter Unlock Password option. Figure 2-17. Select Item NOTE: NOTE: An Encode key is generated for unlocking utilities. Make note if this - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 75
the Step 1 to unlock the HDD (Figure 2-19). Figure 2-19. Unlock Password NOTE: NOTE: After customer clearing the HDD password, HDD maybe in "Frozen" state. Please power off system. Then, power on to Win system, HDD Password will be in normal. Figure 2-20. HDD Password Frozen System Utilities 2-19 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 76
Removing BIOS Passwords 0 To clear User or Supervisor passwords, open the Main door and remove the mylar from DIMM then use a metal instrument to short the RTCRST# point.(Figure 2-21 and Figure 2-22) Figure 2-21. CMOS Jumper Figure 2-22. CMOS Jumper r 2-20 System Utilities - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 77
will display "Press Y or y key to clear BIOS password.". 4. After press Y/y key, BIOS will clear BIOS password and reboot system. Figure 2-23. Clear BIOS Password The on screen message indicates the function success. NOTE: NOTE: This document is for Pegatron Acer project in 2012. System Utilities - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 78
Using DMI Tools 0 The DMI (Desktop Management Interface) Tool copies BIOS information to EEPROM. Used in the DMI pool for hardware management. 1. Execute < MN.bat > to update SMBIOS Type 1 Manufacturer Name(Figure 2-23). Figure 2-24. Manufacture Name 2-22 System Utilities - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 79
2. Execute < PN.bat > to update SMBIOS Type 1 Product Name(Figure 2-24). Figure 2-25. Update Product Name System Utilities 2-23 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 80
3. Execute < SN.bat > to update SMBIOS Type 1 Serial Number(Figure 2-25). Figure 2-26. Update Serial Number 2-24 System Utilities - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 81
4. Execute < AT.bat > to update SMBIOS Type 3 Asset Tag Number(Figure 2-26). Figure 2-27. Update Asset Tag System Utilities 2-25 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 82
5. Execute < RU.bat > to read SMBIOS Type 1 UUID(Figure 2-27). Figure 2-28. Read UUID 2-26 System Utilities - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 83
6. Execute < WU.bat > to write SMBIOS Type 1 UUID(Figure 2-28). Figure 2-29. Write UUID System Utilities 2-27 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 84
7. Execute < GU.bat > to generate and write SMBIOS Type 1 UUID (Figure 2-29). Figure 2-30. Generate and write UUID 2-28 System Utilities - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 85
the computer. 3. Reboot the computer and press F2 during the boot sequence to enter the setup menu. 4. Select the Boot menu item and move the entry "USB HDD" to the first position. Refer to Boot. 5. Insert the USB HDD and reboot the computer. 6. At the command prompt, navigate to the C Root folder - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 86
8. Under DOS, run command "memcfg -c" to check current MAC address (Figure 2-32). Figure 2-32. Execute MAC Tool 9. Run command to program the MAC address (Figure 2-33). memcfg -p MAC.ini Figure 2-33. Program MAC addressScreen 2-30 System Utilities - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 87
10. Run command "memcfg -c" to check the MAC address programmed correctly (Figure 2-34). Figure 2-34. MAC address changed 11. When this process has completed, exit to C root folder then reboot. System Utilities 2-31 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 88
2-32 System Utilities - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 89
CHAPTER 3 Machine Maintenance - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 90
Speaker Module 3-37 Remove the Power Switch Board 3-40 Removing the Keyboard Bracket 3-42 Removing the Keyboard 3-45 Removing the IO Board 3-46 Removing the Motherboard 3-48 Removing the Thermal Module 3-52 Removing the CPU 3-54 Removing the Bottom Case 3-56 LCD Module Disassembly Process - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 91
3-103 Replacing the Speaker Module 3-105 Replacing the Top Case 3-108 Replacing the Top Case Palmrest 3-111 Replacing the ODD Module 3-116 Replacing the WLAN Card 3-119 Replacing the HDD Module 3-121 Replacing the DIMM Module 3-125 Replacing the Main Door 3-127 Replacing the Battery 3-128 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 92
3-4 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 93
the notebook computer for maintenance and troubleshooting. Cable paths and positioning may not represent the actual model. During the removal and installation of the components, ensure all available cable channels and clips are used and that the cables are replaced in the same position. The screws - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 94
Pre-disassembly Instructions 0 Before proceeding with the disassembly procedure, make sure to do the following: 1. Turn off the power to the system and all peripherals. 2. Unplug the AC - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 95
sequence. Observe the order of the sequence to avoid damage to any of the hardware components. For example, when removing the mainboard, remove first the keyboard, and LCD module then disassemble the inside assembly frame in that order. Table 3-1. Main Screw List M3*3 Screw Quantity - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 96
External Module Disassembly Process 0 Table 3-2. Screw List Step HDD Module Disassembly HDD Bracket Disassembly WLAN Module Disassembly ODD Module Disassembly ODD Bracket Disassembly Screw M2*3 M3*3 M2*3 M2*3 M2*3 Quantity 2 4 1 1 2 External Modules Disassembly Flowchart Part No. 0 Figure 3-2. - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 97
Removing the Memory Card 0 1. Press the memory card in to allow it to spring out. Figure 3-3. Memory Card 2. Pull the memory card out. Figure 3-4. Memory Card 3-9 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 98
the LCD panel, then turn over the notebook and place it on a level platform. Figure 3-5. Bottom side 2. Use a phillips screwdriver to insert the pit of battery latch, release the latch to spring the battery. Figure 3-6. Battery Latch 3. Lift the bottom edge of battery bar first to remove the - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 99
Figure 3-7. Battery Figure 3-8. Battery 3-11 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 100
Removing the Main Door 0 1. Loose 9 captive screws on the main door.. Figure 3-9. Screws on Main Door 2. Dig out the top edge of main door with a finger, lift the top edge first. Figure 3-10. Main Door 3-12 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 101
3. Lift to remove the main door. Figure 3-11. Main Door Figure 3-12. Main Door 3-13 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 102
Removing the Memory Module 0 1. Use two fingers, push the memory module clips outwards to spring the memory. Figure 3-13. Memory Module 2. Pull out the memory from its slot. 3-14 Figure 3-14. Memory Module - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 103
3. Use two fingers, push the memory module clips outwards to spring another memory bar. Figure 3-15. Memory Module 4. Pull out the memory from its slot. Figure 3-16. Memory Module 3-15 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 104
Figure 3-17. Memory Module 3-16 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 105
Removing the HDD Module 0 1. Remove 2 screws on HDD bracket. Figure 3-18. Screws on HDD Bracket Table 3-3. Screws Step HDD Module Disassembly M2*3 Screw Quantity 2 Screw Type 2. Pull the handling mylar to disconnect the HDD from motherboard. 3-17 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 106
Figure 3-19. HDD Module 3. Use two fingers to hold the notches of HDD bracket, lift to remove HDD module. Figure 3-20. HDD Module 4. Remove 4 screws on HDD bracket to separate the HDD from the bracket. Figure 3-21. HDD Module 3-18 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 107
Figure 3-22. HDD Module Table 3-4. Screws Step HDD Disassembly M3*3 Screw . Quantity 4 Screw Type Figure 3-23. HDD Bracket 3-19 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 108
. Figure 3-24. HDD 5. Repeat the procedures above to remove the second HDD module. Figure 3-25. Second HDD Module 3-20 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 109
of plastic tweezers to clamp the antenna cable connectors, disconnect 2 cables from the WLAN module. + IMPORTANT: Note the connector positions of the Main (black) and Auxiliary (white) cables. Figure 3-26. WLAN Card 2. Remove 1 screw and ensure the cables are well clear of the WLAN module. Figure - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 110
Table 3-5. Screws Step WLAN Module Disassembly Screw M2*3 Quantity 1 3. Pull the WLAN module out from its slot. Screw Type Figure 3-28. WLAN Card 3-22 Figure 3-29. WLAN Card - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 111
Removing the ODD Module 0 1. Remove 1 screw from the bottom case. Figure 3-30. ODD Module Table 3-6. Screws Step ODD Module Disassembly Screw M2*3 Quantity 1 2. Pull the ODD module completely out of the housing. Screw Type 3-23 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 112
Figure 3-31. ODD Module 3. Pull the ODD bezel to separate it from the ODD. Figure 3-32. ODD Module Figure 3-33. ODD Bezel 4. Remove 2 screws to remove ODD bracket. 3-24 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 113
Figure 3-34. ODD Bracket Table 3-7. Screws Step ODD Bracket Disassembly Screw M2*3 Quantity 2 Screw Type Figure 3-35. ODD Bracket 3-25 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 114
Touchpad Switch Board Disassembly Top Case Module Disassembly Speaker Module Disassembly Power Switch Board Disassembly Keyboard Bracket Disassembly IO Board Disassembly Motherboard Disassembly Thermal Module Disassembly M2.5*7 M2*3 M2*2 M2*3 Screw M2.5*5 M2*2.2+5.7 M2*3 M2*3 M1.6*2.5 M2 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 115
Removing the Top Case Palmrest 0 1. Remove 19 screws(M2.5*7) , 5 screws(M2*3) and 2 screws(M2*2)on the Bottom case. Figure 3-37. Screws on Bottom Case Table 3-9. Screws Step Bottom Case Disassembly Screw M2.5*7 (red cycled) M2*3 (blue cycled) M2*2 (yellow cycled) Quantity 19 Screw Type 5 2 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 116
Figure 3-38. Top Case Palmrest 3. Pry to release all latches, then lift the bottom edge of top case palmrest to reveal the touchpad switch board cable connector. Figure 3-39. Top Case Palmrest 4. Disconnect the cable from the motherboard. 3-28 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 117
Figure 3-40. Touchpad Switch Board FFC 5. Romove the top case palmrest Figure 3-41. Top Case Palmrest 3-29 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 118
Removing the Touchpad Switch Board 0 1. Turn over the top case palmrest. Tear off the touchpad switch board cable from the touchpad. Figure 3-42. Touchpad Switch Board FFC 2. Disconnect the touchpad FFC from touchpad. Figure 3-43. Touchpad FFC 3-30 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 119
3. Tear off the touchpad FFC from touchpad. Figure 3-44. Touchpad FFC 4. Remove 2 screws from touchpad switch board. Figure 3-45. Touchpad Switch Board Table 3-10. Screws Step Touchpad Switch Board Disassembly Screw M2*3 Quantity 2 Screw Type 3-31 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 120
5. Lift to remove touchpad switch board. Figure 3-46. Touchpad Switch Board 3-32 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 121
Removing the Top Case 0 1. Disconnect the power switch board cable from motherboard. Figure 3-47. Power Switch Board FFC 2. Disconnect the speaker cable from motherboard. Figure 3-48. Speaker Cable 3. Remove 1 screw from the keyboard bracket. 3-33 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 122
Figure 3-49. Keyboard Bracket Screw Table 3-11. Screws Step Top Case Disassembly M2.5*5 Screw Quantity 1 Screw Type + IMPORTANT: Do not forget to remove this screw. 4. Use a plastic pry slice - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 123
5. Lift the upper edge of top case to an about 60-degree angle to reveal the keyboard connector. Figure 3-51. Top Case 6. Disconnect the keyboard cable from motherboard. Figure 3-52. Keyboard cable 7. Lift to remove the top case. 3-35 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 124
Figure 3-53. Top Case Module 3-36 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 125
Removing the Speaker Module 0 1. Turn over the top case module. Tear off the adhesive paper from speaker cable. Figure 3-54. Adhesive Paper 2. Tear off the keyboard bracket mylar, pull out speaker cable from its position groove. Figure 3-55. Speaker Cable 3-37 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 126
3. Remove 4 screws from the speakers. Figure 3-56. Screws on Speakers Figure 3-57. Screws on Speakers Table 3-12. Screws Step Speaker Module Disassembly Screw M2*2.2+5.7 Quantity 4 Screw Type 3-38 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 127
4. Lift to remove the speaker module. Figure 3-58. Speaker Module 3-39 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 128
Remove the Power Switch Board 0 1. Tear off the keyboard bracket mylar, tear off the power switch board cable from the keyboard bracket. Figure 3-59. Power Switch Board Cable 2. Remove 2 screws from power switch board. 3-40 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 129
Figure 3-60. Power Switch Board Table 3-13. Screws Step Power Switch Board Disassembly Screw M2*3 Quantity 2 3. Lift to remove the power switch board from top case. Screw Type Figure 3-61. Power Switch Board 3-41 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 130
Removing the Keyboard Bracket 0 1. Remove 6 screws(M2*3) and 9 screws(M1.6*2.5) from the keyboard bracket. Figure 3-62. Screws on Keyboard Bracket Table 3-14. Screws Step Keyboard Bracket Disassembly Screw M2*3 Quantity 6 M1.6*2.5 9 Screw Type 3-42 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 131
2. Push the keyboard bracket forward to release all latches. Figure 3-63. Keyboard Bracket 3. Lift the top edge of keyboard bracket first. Figure 3-64. Keyboard Bracket 3-43 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 132
4. Lift the keyboard bracket by passing keyboard cable through the cable slot. Figure 3-65. Keyboard Cable + IMPORTANT: Take care not to damage the cable during removal. 5. Remove the keyboard bracket. Figure 3-66. Keyboard Bracket 3-44 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 133
Removing the Keyboard 0 1. Lift to separate the keyboard from the top case. Figure 3-67. Keyboard on Top Case Figure 3-68. Keyboard 3-45 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 134
Removing the IO Board 0 1. Disconnect the IO board cable from motherboard. Figure 3-69. IO Board cable connector 2. Tear off the IO board cable from bottom case. Figure 3-70. IO Board Cable 3-46 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 135
3. Remove 1 screw from IO board. Figure 3-71. IO Board Table 3-15. Screws Step IO Board Disassembly Screw M2.5*5 Quantity 1 Screw Type 4. Lift the left edge of IO board first, and pull out the board from connector holes of bottom case. Figure 3-72. IO Board 3-47 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 136
machine. Lift the DC-in cable connector perpendicularly to disconnect them from motherboard. Figure 3-73. DC-in cable connector 2. Turn over the machine and open the LCD panel. Lift the LVDS cable connector perpendicularly to disconnect it from motherboard. 3-48 Figure 3-74. LVDS Cable Connector - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 137
3. Tear off the LVDS cable from motherboard. Figure 3-75. LVDS Cable 4. Tear off the LED acetate fabric from the LED pipe. Figure 3-76. LED Acetate Fabric 3-49 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 138
5. Remove 4 screws from motherboard and thermal fan. Figure 3-77. Motherboard Table 3-16. Screws Step Motherboard Disassembly M2.5*5 Screw Quantity 4 Screw Type 6. Lift the right edge of motherboard first to pull out the motherboard from the connector holes of bottom case. 3-50 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 139
Figure 3-78. Motherboard Figure 3-79. Motherboard 3-51 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 140
Removing the Thermal Module 0 1. Disconnect the fan cable from motherboard. Figure 3-80. Thermal module 2. Remove 6 screws from the thermal moudle. Figure 3-81. Thermal module Table 3-17. Screws Step Thermal module Disassembly Screw M2*3 3-52 Quantity 6 Screw Type - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 141
3. Lift to remove the thermal module. Figure 3-82. Thermal Module 3-53 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 142
Removing the CPU 0 1. Use a flat-head screwdriver to insert to the CPU socket lock slot, rotate the slot along anticlock direction to 180 degrees. Figure 3-83. CPU Socket 2. Eject the air in the rubber handle of vacuum pump. Figure 3-84. Vacuum Pump 3-54 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 143
3. Press the vacuum pump on CPU die, release the rubber handle and lift to remove CPU. Figure 3-85. Vacuum Pump 3-55 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 144
Removing the Bottom Case 0 1. Tear off the conductive fabric of LVDS cable, pull out LVDS cable and antenna cables from position groove of bottom case. Figure 3-86. Cables on Bottom Case 3-56 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 145
Figure 3-87. Cables on Bottom Case 2. Pull out DC-in cable from position groove and lift the connector to remove DC-in cable. 3-57 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 146
Figure 3-88. DC-in Cable 3. Remove 4 screws from the hinges. Figure 3-89. Screws on Hinges 3-58 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 147
Figure 3-90. Screws on Hinges Table 3-18. Screws Step Bottom Case Disassembly Screw M2.5*5 Quantity 4 Screw Type 3-59 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 148
4. Lift LCD module to separate it from bottom case. Figure 3-91. Bottom Case Figure 3-92. Bottom Case 3-60 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 149
LCD Module Disassembly Process 0 LCD Module Disassembly Flowchart 0 Figure 3-93. LCD Module Disassembly Flowchart Table 3-19. Screws Step LCD Bezel Disassembly LCD Panel Disassembly LCD Hinges Disassembly Screw M2.5*5 M2.5*5 M2*3 Quantity 2 6 8 Part No. 3-61 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 150
Removing the LCD Bezel 0 1. Use a pair of tweezers to remove 2 screw mylar on LCD bezel. Figure 3-94. Screw Mylar on LCD Bezel Figure 3-95. Screw Mylar on LCD Bezel 2. Remove 2 screws on LCD bezel. 3-62 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 151
Figure 3-96. Screws on LCD Bezel Figure 3-97. Screws on LCD Bezel Table 3-20. Screws Step LCD Bezel Disassembly Screw M2.5*5 Quantity 2 Screw Type 3-63 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 152
3. Use a plastic pry slice to insert to the crevice between LCD bezel and LCD cover, pry to release all latches. Figure 3-98. LCD Bezel 4. Lift to remove the LCD bezel. Figure 3-99. LCD Bezel 3-64 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 153
Figure 3-100. LCD Bezel 3-65 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 154
Removing the LCD Panel 0 1. Disconnect the cable from the camera. Figure 3-101. Camera Connector 2. Use a pair of tweezers to pry up the microphone from LCD cover. Figure 3-102. Microphone 3. Pull out the LVDS cable from position groove. 3-66 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 155
Figure 3-103. LVDS Cable 4. Remove 6 screws on LCD hinges. Figure 3-104. LCD Panel Table 3-21. Screws Step LCD Panel Disassembly Screw M2.5*5 Quantity 6 Screw Type 3-67 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 156
5. Lift to separate LCD panel from LCD cover. Figure 3-105. LCD Module 3-68 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 157
Removing the Hinges 0 1. Remove 8 screws to separate the hinges from LCD panel. Figure 3-106. LCD Hinge 3-69 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 158
Figure 3-107. LCD Hinge Table 3-22. Screws Step LCD Hinge Disassembly Screw M2*3 Quantity 8 Screw Type 3-70 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 159
Removing the Camera 0 1. Lift to remove the camera from LCD cover carefully. Figure 3-108. Camera Figure 3-109. Camera 3-71 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 160
Removing the LVDS Combo Cable 0 1. Turn over the LCD panel to reveal LVDS Combo cable. Figure 3-110. LVDS Combo Cable on LCD Panel 2. Tear off the adhesive paper from LVDS Combo cable and LCD panel. Figure 3-111. LVDS Combo Cable on LCD Panel 3. Tear off the LVDS Combo cable from the top of LCD - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 161
Figure 3-112. LVDS Combo Cable on LCD Panel 4. Tear off the LVDS Combo cable from the bottom of LCD panel. Figure 3-113. LVDS Combo Cable on LCD Panel 5. Tear off the transparent handle tape of LVDS connector from LCD panel. 3-73 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 162
Figure 3-114. LVDS Combo Cable on LCD Panel 6. Tear off the conductive fabric of LVDS connector from LCD panel. Figure 3-115. LVDS Combo Cable on LCD Panel 7. Disconnect the LVDS cable from LCD panel to remove it. 3-74 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 163
Figure 3-116. LVDS Combo Cable on LCD Panel Figure 3-117. LVDS Combo Cable 3-75 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 164
LCD Reassembly Procedure 0 Replacing the Camera 0 1. Position the camera on the LCD cover. Figure 3-118. Camera 3-76 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 165
Replacing the LCD Panel 0 1. Connect the LVDS cable to LVDS connector of LCD panel. Figure 3-119. LVDS Connector 2. Adhere the transparent handle tape on LCD panel. Figure 3-120. LVDS Connector 3-77 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 166
3. Pull the LVDS cable right and adhere it on the bottom of LCD panel. Figure 3-121. LCD Panel 4. Pull the camera cable up and adhere it on the top of LCD panel. Figure 3-122. LCD Panel 5. Adhere the waterproof tape to fix the camera cable on LCD panel. 3-78 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 167
Figure 3-123. LCD Panel 6. Turn over the LCD panel. Consolidate the hinges and the LCD panel with 8 screws. Figure 3-124. LCD Panel 3-79 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 168
Figure 3-125. LCD Panel Table 3-23. Screws Step LCD Hinge Assembly Screw M2*3 Quantity 8 Screw Type ! CAUTION: Distinguish the left and right hinge before assembling. 7. Replace the top edge of LCD panel on LCD cover, then lay the bottom edge down to position LCD hinges. 3-80 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 169
Figure 3-126. LCD Panel 8. Consolidate the LCD panel and LCD cover with 6 screws. 3-81 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 170
Figure 3-127. LCD Panel Table 3-24. Screws Step LCD Panel Assembly Screw M2.5*5 Quantity 6 9. Route LVDS cable in the position groove of LCD cover. Screw Type Figure 3-128. LVDS Cable 10. Connect CMOS cable to the camera, press the microphone on the top edge of LCD cover. 3-82 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 171
Figure 3-129. Camera Connector and Microphone 3-83 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 172
Replacing the LCD Bezel 0 1. Position LCD bezel on LCD cover, press the edges of LCD bezel to lock all latches. Figure 3-130. LCD Bezel 2. Consolidate LCD bezel and LCD cover with 2 screws. Figure 3-131. Screws on LCD Bezel 3-84 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 173
Figure 3-132. Screws on LCD Bezel Table 3-25. Screws Step LCD Bezel Assembly Screw M2.5*5 Quantity 2 3. Cover 2 screw mylar on bezel screws. Screw Type Figure 3-133. Screw Mylar on LCD Bezel 3-85 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 174
Figure 3-134. Screw Mylar on LCD Bezel 3-86 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 175
the Bottom Case 0 1. Open the hinges to an about 75-degree angle to the LCD panel, replace LCD module on the bottom case by aiming the position pillars of bottom case at the position holes of hinges. Figure 3-135. Bottom Case 2. Consolidate - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 176
Screw M2.5*5 Quantity 4 Screw Type 3. Route antenna cables and LVDS cable in position groove of bottom case, adhere the conductive fabric to fix LVDS cable. Replace DC-in cable in the position groove of bottom case. 3-88 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 177
Figure 3-138. Cables on Bottom Case Figure 3-139. Cables on Bottom Case 3-89 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 178
Replacing the CPU 0 1. Use a vacuum pump to suck up CPU and position it on CPU socket by aiming the golden triangle on CPU at the triangle mark on CPU socket. Figure 3-140. CPU 2. Use a flat-head screwdriver to insert to the slot of CPU socket lock, rotate the slot clockwise to 180 degrees. 3-90 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 179
Figure 3-142. CPU Socket Locked Position 3-91 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 180
Module 0 + IMPORTANT: Apply an appropriate thermal grease and ensure all heat pads are in place before replacing the thermal module. 1. Align the screw holes on the thermal module and mainboard then replace the module. Keep the module as level as possible to spread the thermal grease evenly. Figure - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 181
3-27. Screws Step Thermal module Assembly M2*3 Screw Quantity 4 Screw Type. 3. Replace the other 2 diagonal screws on the thermal block spring, tighten all screws slowly and M2*3 Screw Quantity 2 Screw Type. 4. Connect thermal fan cable to the mainboard, adhere the waterproof tape to fix - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 182
Figure 3-146. Thermal Fan Cable 3-94 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 183
Replacing the Motherboard 0 1. Turn over the motherboard. Replace the motherboard by inserting the IO conncetors to corresponding holes on bottom case, then lay the motherboard down to position it. Figure 3-147. Motherboard 2. Consolidate the motherboard and bottom case with 4 screws. 3-95 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 184
Figure 3-148. Motherboard Table 3-29. Screws Step Motherboard Assembly M2.5*5 Screw Quantity 4 Screw Type 3. Connect the LVDS cable to motherboard and paste the cable fabric. Figure 3-149. Motherboard 3-96 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 185
4. Paste the LED acetate fabric on the LED pipe. Figure 3-150. LED Acetate Fabric 5. Close the LCD panel and turn over the machine. Press the DC-in connector perpendicularly to connect the cable to motherboard. Figure 3-151. DC-in Cable Connector 3-97 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 186
Replacing the IO Board 0 1. Turn over the machine and open the LCD panel. Position the IO board on bottom case by aiming the IO connectors at corresponding holes of bottom case first. Figure 3-152. IO Board 2. Lay the IO board down to position it on bottom case. 3-98 Figure 3-153. IO Board - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 187
3. Consolidate the IO board with 1 screw. Figure 3-154. IO Board Table 3-30. Screws Step IO Board Assembly Size M2.5*5 Quantity 1 4. Connect the IO board cable to motherboard. Screw Type Figure 3-155. IO Board Cable 3-99 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 188
Replacing the Keyboard 0 1. Turn over the keyboard and positon it on the back side of top case. Figure 3-156. Keyboard 2. Cover the keyboard bracket on the keyboard by passing keyboard cable through the cable slot of bracket first. Figure 3-157. Keyboard Bracket 3. Lay the bracket down and shift it - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 189
and top case. Figure 3-158. Keyboard Bracket 4. Consolidate the keyboard bracket and the top case with 6 screws(M2*3) and 9 screws(M1.6*2.5). 3-101 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 190
Figure 3-159. Keyboard Bracket Table 3-31. Screws Step Keyboard Bracket Assembly Screw M2*3(red cycled) Quantity 6 M1.6*2.5(blue cycled) 9 Screw Type 3-102 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 191
Replacing the Power Switch Board 0 1. Replace the power switch board on the top case by aiming the position pillars of top case at the position holes of the board. Figure 3-160. Power Switch Board 2. Consolidate the power switch board with 2 screws. 3-103 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 192
Figure 3-161. Power Switch Board Table 3-32. Screws Step Power Switch Board Assembly M2*3 Screw Quantity 2 Screw Type 3. Cover the keyboard bracket mylar to fix the power switch board cable. Figure 3-162. Power Switch Board Cable 3-104 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 193
Replacing the Speaker Module 0 1. Position the speakers on the top case. Figure 3-163. Speaker Figure 3-164. Speaker 3-105 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 194
2. Consolidate the speakers with 4 screws. Figure 3-165. Speaker Figure 3-166. Speaker Table 3-33. Screws Step Speaker Module Assembly Screw M2*2.2+5.7 Quantity 4 Screw Type 3-106 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 195
3. Route speaker cable in position groove of top case, cover the keyboard bracket mylar to fix the cable. Figure 3-167. Speaker Cable 4. Adhere the mylar on top case to fix speaker cable. Figure 3-168. Speaker Cable 3-107 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 196
Replacing the Top Case 0 1. Turn over the top case module. Place the top case module on the bottom case with an about 45-degree angle. Connect the keyboard cable to the motherboard. Figure 3-169. Keyboard Cable 2. Lay the top case module down to position it on the bottom case. Figure 3-170. Top Case - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 197
Module Table 3-34. Screws Step Top Case Module Assembly Screw M2.5*5 Quantity 1 Screw Type 4. Connect the power switch board cable and speaker cable to the motherboard. 3-109 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 198
Figure 3-172. Power Switch Board Cable and Speaker Cable 3-110 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 199
Replacing the Top Case Palmrest 0 1. Position the touchpad switch board on the back side of top case palmrest. Figure 3-173. Touchpad Switch Board 2. Consolidate the touchpad switch board with 2 screws. 3-111 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 200
top case palmrest. Place the top case palmrest on the bottom case with an about 45-degree angle. Connect the touchpad switch board cable to motherboard. 3-112 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 201
Figure 3-176. Touchpad Switch Board Cable 5. Lay down the top case palmrest to position it on the bottom case. Figure 3-177. Top Case Palmrest 6. Press the edges of top case palmrest to lock all latches. 3-113 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 202
Figure 3-178. Top Case Palmrest 7. Close the LCD panel and turn over the machine. Tighten 19 screws(M2.5*7) , 5 screws(M2*3) and 2 screws(M2*2)on the bottom case. 3-114 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 203
Figure 3-179. Screws on Bottom Case Table 3-36. Screws Step Top Case and Top Case Palmrest Assembly Screw M2.5*7 (red cycled) M2*3 (blue cycled) M2*2(yellow cycled) Quantity 19 Screw Type 5 2 3-115 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 204
Replacing the ODD Module 0 1. Consolidate the ODD bracket and ODD with 2 screws. Figure 3-180. ODD Bracket Table 3-37. Screws Step ODD Bracket Assembly Screw M2*3 Quantity 2 Screw Type 2. Combine the ODD bezel with ODD by inserting the bezel to the drive's front panel. 3-116 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 205
Figure 3-181. ODD Bezel 3. Turn over the ODD module. Figure 3-182. ODD Module 3-117 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 206
4. Insert the ODD module to the housing of bottom case. Consolidate the ODD bracket with 1 screw. Figure 3-183. ODD Module Table 3-38. Screws Step ODD Module Assembly Screw M2*3 Quantity 1 Screw Type 3-118 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 207
Replacing the WLAN Card 0 1. Insert the WLAN card to its slot on motherboard with a 30-degree angle, press down the card and release it three times for perfect contact of golden fingers. Figure 3-184. WLAN Card 2. Press down - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 208
Table 3-39. Screws Step WLAN Card Assembly Screw M2*3 Quantity 1 3. Connect the antenna cables to the WLAN card. Screw Type Figure 3-186. WLAN Card + IMPORTANT: The black cable connector is on the left and the white cable connector is on the right. 3-120 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 209
Replacing the HDD Module 0 1. Consolidate the HDD and HDD bracket with 4 screws. Figure 3-187. HDD Bracket Figure 3-188. HDD Bracket 3-121 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 210
Table 3-40. Screws Step HDD Bracket Assembly Screw M3*3 Quantity 4 Screw Type 2. Place the HDD module into the left housing of bottom case. Figure 3-189. HDD Module NOTE: NOTE: The left housing enables HDD with the height of 12.5 mm. 3. Pull the handling mylar right to connect the SATA power - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 211
Figure 3-190. HDD Module 4. Consolidate the HDD module with 2 screws. Figure 3-191. HDD Module Table 3-41. Screws Step HDD Module Assembly Screw M2*3 Quantity 2 Screw Type 3-123 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 212
5. Repeat the procedures above to assemble the second HDD module in the right housing of bottom case. NOTE: NOTE: The right housing enables HDD with the height of 9.5 mm. 3-124 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 213
Replacing the DIMM Module 0 1. Insert one memory bar to the socket on motherboard with a 45-degree angle, press down the DIMM DIMM Module 3. Insert the other memory bar to the other socket on motherboard with a 45-degree angle, press down the DIMM and release it three times for perfect contact of - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 214
Figure 3-194. DIMM Module 4. Press down the DIMM until it clicks into the spring latches. Figure 3-195. DIMM Module 3-126 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 215
Replacing the Main Door 0 1. Replace the bottom edge of main door first and press down the top edge. Figure 3-196. Main Door 2. Tighten 9 captive screws to consolidate the main door and the bottom case. Figure 3-197. Screws on Main Door 3-127 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 216
Replacing the Battery 0 1. Place the top edge of the battery to its housing, press down the bottom edge to lock the spring latch. Figure 3-198. Battery Figure 3-199. Battery 3-128 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 217
CHAPTER 4 Troubleshooting - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 218
Speaker Failure 4-10 Microphone Failure 4-12 USB Failure 4-13 WLAN Failure 4-14 Card Reader Failure 4-15 Thermal Unit Failure 4-16 HDMI and CRT Failure 4-17 CD-ROM/DVD Failure 4-18 Other Functions Failure 4-19 Intermittent Problems 4-19 Undetermined Problems 4-19 Post Codes 4-20 POST - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 219
. General Information 0 The following procedures are a guide for troubleshooting computer problems. The step by step procedures are designed to be performed as described. NOTE: NOTE: The diagnostic tests are intended for Acer products only. Non-Acer products, prototype cards, or modified options can - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 220
the system does not power on, perform the following, one at a time, to correct the problem. Do not replace a non-defective FRU: Start Check AC/Battery Power on Check Daughter BD & FFC OK NG Swap AC/Battery OK Swap NG Daughter BD & Re-plug PWR FFC Swap MB Figure 4-1. Power On Issue Please - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 221
work, perform the following, one at a time. Do not replace a non-defective FRU: START NG LCD Moduel OK? Replace LCD Panel/LCD Cable Power On? Ext.DDRRAM Module well connected? NG Power On Issue NG Check Connection Ext DDRRAM Module OK? NG Replace Ext. DDRRAM Module CPU Thermal Replace - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 222
on the screen), the LCD is faulty and should be replaced. Refer to Disassembly Process. NOTE: NOTE: Make sure that the computer is not running on battery alone as this may reduce display brightness. 2. Adjust the brightness to its highest level. Refer to the User Manual for instructions on adjusting - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 223
LCD Failure 0 If the LCD fails, perform the following, one at a time. Do not replace a non-defective FRU: START Check LCD Module Check LCD Connector/ Cable Swap LCD NG Module/LCD Panel NG Reassemble/Replug LCD Cable Swap MB Figure 4-3. LCD Failure Troubleshooting 4-7 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 224
Keyboard Failure 0 If the Keyboard fails, perform the following, one at a time. Do not replace a non-defective FRU: START Keyboard FFC Well Connected? NG Connect it Well Keyboard Ok? NG Replace Keyboard Replace M/B Figure 4-4. Keyboard Failure 4-8 Troubleshooting - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 225
Touchpad Failure 0 If the Touchpad fails, perform the following, one at a time. Do not replace a non-defective FRU: START Check MB T/P FFC NG Reassemble the T/P FFC to MB Check Touchpad Swap/Reassemble NG the T/P Pad or T/P FFC Swap MB Figure 4-5. Touchpad Failure Troubleshooting 4-9 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 226
one at a time. Do not replace a non-defective FRU: START START Check Internal Speaker Failure Sound Problems 0 Perform the following, one at a time. 1. Boot the computer. 2. Navigate roll back the audio driver to the previous version. 4. Remove and reinstall the audio driver. 5. Make sure that - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 227
by default). 7. Select Speakers and click Configure to start Speaker Setup. Follow the on-screen prompts to configure the speakers. 8. Remove any recently installed hardware or software. 9. Restore . If the Issue is still not resolved, refer to Online Support Information. Troubleshooting 4-11 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 228
cable to MB Check Mic module? No Swap Mic module and cable Replace M/B Figure 4-7. Microphone Failure 1. Check that the microphone is enabled. Follow the on-screen prompts to complete the test. 7. If the Issue is still not resolved, refer to Online Support Information. 4-12 Troubleshooting - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 229
following, one at a time. Do not replace a non-defective FRU: S ta rt C h e ck U S B b o a rd to M B c a b le No R e -a s s e m b le U S B b o a rd c a b le to M B C heck U S B board? No S w ap U S B board a n d U S B c a b le R e p la c e M /B Figure 4-8. USB Failure. Troubleshooting 4-13 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 230
WLAN Failure 0 If the WLAN fails, perform the following, one at a time. Do not replace a non-defective FRU: S tart W L A N d e vice tu rn o n ? T u rn o n W L A N d e R e -in sta ll W L A N d rive r o r S w a p W L A N m o d u le R e p la ce M /B 4-14 Figure 4-9. WLAN Failure Troubleshooting - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 231
Card Reader Failure 0 If the Card Reader fails, perform the following, one at a time. Do not replace a non-defective FRU: S ta rt C heck C ard R eader d e v ic e O K ? No R e -in s ta ll C a rd R e a d e r d riv e r R e card, then the Card Reader appear in device manager. Troubleshooting 4-15 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 232
Unit fails, perform the following, one at a time. Do not replace a non-defective FRU: Start Fan power wire well connected? No Check Connect Fan OK? No Replace thermal module Heatsink well seated? No Seat it well CPU OK? No Replace CPU Replace M/B Figure 4-11. Thermal Unit Failure 4-16 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 233
fails, perform the following, one at a time. Do not replace a non-defective FRU: START CRT/HDMI connection check NG Check Drivers install OK or not in Device NG manager Swap MB Reinsert CRT/HDMI Connector Reinstall corrcet driver Figure 4-12. HDMI and CRT Failure Troubleshooting 4-17 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 234
CD-ROM/DVD Failure 0 If the CD-ROM/DVD function fail, perform the following, one at a time. Do not replace a non-defective FRU: START ODD Device with ODD/B connection check NG Reassemble ODD Device ODD/B with M/B connection check NG ODD/B function check NG Swap MB - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 235
NOTE: Verify that all attached devices are supported by the computer. NOTE: NOTE: problems are found, replace the FRU. 3. Remove or disconnect all of the following devices: Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM CD-ROM/Diskette drive - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 236
SEC_AFTER_MICROCODE_PATCH SEC_ACCESS_CSR* SEC SEC SEC SEC_GENERIC_MSRINIT* SEC SEC_CPU_SPEEDCFG* SEC Post Code 1 2 3 4 5 6 Description CPU power on and switch to Protected mode Patching CPU microcode Setup Cache as RAM PCIE MMIO Base Address initial CPU Generic MSR initialization Setup - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 237
SEC_GO_TO_PEICORE SEC 9 SEC 0A * 3rd party relate functions - Platform dependence. Description Cache as RAM test Tune CPU frequency ratio to maximum level Setup BIOS ROM cache Enter Boot Firmware Volume Table 4-4. PEI Phase POST Code Table Functionality Name (Include\ PostCode.h) Phase - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 238
Setup Reset service Service initialization DXE_VARIABLE_INIT_FAIL DXE 4C Fail to initial Variable Service DXE_MTC_INIT DXE 4D MTC Initial DXE_CPU_INIT DXE 4E CPU Middle Initialization DXE_MP_CPU_INIT DXE 4F Multi-processor MiddleInitialization DXE_SMBUS_INIT DXE 50 SMBUS Driver - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 239
BDS_BEFORE_PCIIO_INSTALL BDS 14 PCI resource assign complete BDS_PCI_ENUMERATION_END BDS 15 PCI enumeration complete BDS_CONNECT_CONSOLE_IN BDS 16 Keyboard Controller, keyboard and mouse initialization BDS_CONNECT_CONSOLE_OUT BDS 17 Video device initialization Troubleshooting 4-23 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 240
BDS 18 Error report device initialization BDS_CONNECT_USB_HC BDS 19 USB host controller initialization BDS_CONNECT_USB_BUS BDS 1A USB BUS driver initialization BDS_CONNECT_USB_DEVICE BDS 1B USB device driver initialization BDS_NO_CONSOLE_ACTION BDS 1C Console device initial fail - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 241
Code Description BDS_LEGACY_BOOT_EVENT BDS 33 Last Chipset initial before boot to Legacy OS. BDS_ENTER_LEGACY_16_BOOT BDS 34 Ready to Boot Legacy OS. BDS_RECOVERY_START_FLASH BDS 35 Fast Recovery Start in SMM complete S3_GO_TO_FACS_WAKING_VECTOR PEI CB Back to OS Troubleshooting 4-25 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 242
SMM 0xA0 Identify Flash device in SMM SMM_SMM_PLATFORM_INIT SMM 0xA2 SMM service initial SMM_ACPI_ENABLE_START SMM 0xA6 OS call ACPI enable function SMM_ACPI_ENABLE_END SMM 0xA7 by Insyde debugger 0xD1 InsydeH2ODDT Ready Used by Insyde debugger 0xD2 EHCI not found 4-26 Troubleshooting - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 243
) Used by Insyde debugger 0xD6 DDT Cable Transmission Error (Set Debug mode fail) Used by Insyde debugger 0xD7 DDT Cable Transmission Error (Set address fail) Troubleshooting 4-27 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 244
4-28 Troubleshooting - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 245
CHAPTER 5 Jumper and Connector Locations - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 246
Clearing Password Check and BIOS Recovery 5-6 Clearing Password Check 5-6 Clear CMOS Jumper 5-7 BIOS Recovery by Crisis Disk 5-7 5-2 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 247
3 TPCON2 4 CON6503 5 CON3703 6 CON4801 7 CON4101 8 CON4802 Description TP BTN Board connector TP BTN Board connector TP BTN Board connector Power board MB connector eDP connector Keyboard connector AUDIO connector Touch Pad Button connector Jumper and Connector Locations 5-3 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 248
Button connector Power board IO connector Card Reader connector Power board MB connector IO board connector 3 4 5 22/23/24/25 26 6 21 7 20 8 19 18 17 9 16 15/14/13 12 11 10 Figure 5-2. Mainboard Bottom 5-4 Jumper and Connector Locations - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 249
13/14/15 PWR_SW2/PWR_SW3 PWR_SW01 16 17 18 19 20 21 22/23 24 Battery Connector HDD Connector WLAN Switch Connector/Power Switch Connector/Power Switch Connector USB3.0 Connector USB3.0 Connector HDMI Connector VGA Connector LAN Connector Fan Connector Headphone JACK/ MIC JACK USB2.0 Connector CPU - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 250
enters the BIOS Setup menu. If it is necessary to bypass the password check, short the HW Gap to clear the password by performing the following steps: 1. Remove power from the system. 2. Remove HDD, AC and Battery. 3. Disconnect the RTC Battery (Figure 5-3). Figure 5-3. RTC Battery 4. Locate the - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 251
remove the conductivity tool from the RTCRST# jumper. 8. Restart the system. Press F2 to enter BIOS Setup menu. 9. If there is no Password request, BIOS Password is cleared. 10. If a password is requested, repeat Steps 1 through 9. Clear CMOS Jumper 0 Figure 5-4. CMOS Jumper Table 5-3. CMOS Jumper - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 252
AC adapter and Battery present. If this function is enabled, the system will force the BIOS to enter a special BIOS block, called Boot Block. Steps for BIOS Recovery from USB Storage 0 NOTE: NOTE: Prior to performing the recovery, prepare a Crisis USB key. The Crisis USB key is created by executing - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 253
CHAPTER 6 FRU List - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 254
V3-771/V3-771G Exploded Diagrams 6-4 Main Assembly 6-4 FRU List 6-6 Screw List 6-13 6-2 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 255
/V3-771G. Refer to this chapter whenever ordering for parts to repair or for RMA (Return Merchandise Authorization). NOTE: NOTE: WHEN ORDERING FRU PARTS, check the most up-to-date information available on the regional web or channel. Part number changes will not be noted on the printed Service Guide - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 256
V3-771/V3-771G Exploded Diagrams 0 Main Assembly 0 Figure 6-1. Main Assembly Exploded Diagram 6-4 FRU (Field Replaceable Unit) List - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 257
7 Microphone 25 LVDS cable 8 Fan & Heatsink module 26 Speaker 9 HDD 27 Bottom case 10 Keyboard 28 Screw 11 LCD panel 29 Antenna 12 Main board 30 Antenna 13 Touch pad 31 Top case 14 Screw 32 ODD bezel 15 Screw 33 Screw 16 Camera module 34 Battery 17 USB Board 35 Main door 18 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 258
Category ADAPTER Acer Description Acer Part Battery SANYO AS10G Li-Ion 3S3P SANYO 9 cell BT.00903.013 9000mAh Main COMMON ID:AS10G3E BOARD Liteon 3rd WiFi 2x2 AGN+ BT4.0 Atheros WB222 NI.23600.103 Foxconn 3rd WiFi 2x2 AGN+ BT4.0 Atheros WB222 NI.23600.102 USB BOARD 6-6 FRU (Field Replaceable - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 259
Touch pad BOARD W/ CABLE Acer Part No CABLE AC POWER CORD MAXDATA/3C,L80cm AC POWER CORD MAXDATA/3C,L80cm POWER CORD 1.8M BLACK 3 PIN US POWER CODE COVER/BRACKET ASSEMBLY VA70C-1A TOP CASE ASSY VA70C-1A BOTTOM CASE ASSY VA70C-1A MAIN DOOR ASSY 27.RGV0U.006 FRU (Field Replaceable Unit) List - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 260
Table 6-2. FRU List (Continued) Category Acer Description VA70C-1A HDD BRKT ASSY VA70C-1A KEYBOARD BRKT ASSY VA70C-1A SD DUMMY CARD Acer Part No CPU HDD CPU Intel Core i5 i5-3320M PGA 2.6G 1600 35W Ivy Bridge CPU Intel Core i3 i3-3110M PGA 2.3G 1600 35W Ivy Bridge CPU 918614 IVB QC 2.7G/8M - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 261
(WB) BLACK KEYBOARD VA70C (SP) BLACK KEYBOARD VA70C (SD) BLACK KEYBOARD VA70C (SF) BLACK KEYBOARD VA70C (TA) BLACK KEYBOARD VA70C (TU) BLACK KEYBOARD VA70C (UK) BLACK KEYBOARD VA70C (UK) BLACK KEYBOARD VA70C (HE) BLACK KEYBOARD VA70C (CB) BLACK FRU (Field Replaceable Unit) List Acer Part - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 262
BEZEL ASSY/BD VA70C-1A ODD BEZEL ASSY/SM ARID ODD BRACKET BACK Acer Part No KU.0080D.059 KU.0080F.021 KO.0060D.008 KU.00607.001 LCD LED LCD AUO 17.3'' WXGA+ Glare B173RW01-V3 LF 220nit 8ms 500:1 LED LCD LPL 17.3'' WXGA+ Glare LP173WD1-TLA4 LF 220nit 8ms 600:1 LED LCD - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 263
COMBO CABLE VA70C-1A LCD EDP CABLE VA70C-1A LCD EDP CABLE VA70C-1A LCD EDP CABLE VA70C-1A VA70 MB Acer Part No 13N0-7NM0201 AM.21400.095 AM.21400.097 AM.21400.116 AM.21400.117 AM.21400.122 1422- MOD ASSY VA70C DIS-GS TH MOD ASSY VA70C DIS-GL TH MOD ASSY FRU (Field Replaceable Unit) List 6-11 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 264
Table 6-2. FRU List (Continued) Category SPEAKER Acer Description SPEAKER VA70C-1A Others VA70C-1A LCD BEZEL SCREW MYLAR VA70C-1A LCD BEZEL SCREW MYLAR VA70C-1A LCD BEZEL SCREW MYLAR Acer Part No 13N0-7NL0A01 13N0-7NL0A02 13N0-7NL0A03 6-12 FRU (Field Replaceable Unit) List - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 265
SCREW M2.5*15L K B-ZN #1 NY SCREW M2*2.2L+5.7 K B-ZN #1 SCREW M1.6*2.5L K W-NI #0 M51TA SB HEAT SINK ASSY RKY50-1A SCR M2x0.4x3 D4 H0.6 0 Acer Part No. 86.RGV0U.006 FRU (Field Replaceable Unit) List 6-13 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 266
6-14 FRU (Field Replaceable Unit) List - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 267
CHAPTER 7 Test Compatible Components - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 268
Microsoft® Windows® 7 Environment Test 7-4 V3 771/771G 7-4 8-2 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 269
Test Compatible Components This computer's compatibility is tested and verified by Acer's internal testing department. All of its system functions are tested under Windows® 7 environment. Refer to the following lists for components, adapter cards, and peripherals which - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 270
® Windows® 7 Environment Test 0 V3 771/771G 0 Table 8-1. V3 771/771G Vendor Type Adapter 60036752 LITE-ON ON 65W 65W 65W 90W 90W 60016453 CHICONY POWER 90W Audio Codec 10004786 REALTEK ALC271X_VB6 Battery Description Acer Part No. Adapter LITE-ON 120W-DE 19V 1.7x5.5x12.5 Green PA-1121 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 271
Table 8-1. V3 771/771G Vendor Type 60001921 SANYO 6CELL2.2 10001063 SONY 6CELL2.2 4400mAh Main COMMON ID:AS10D Battery LGC AS10D Li-Ion 3S2P LGC 6 cell 4400mAh Main COMMON ID:AS10D81 Battery SANYO AS10G Li-Ion 3S3P SANYO 9 cell 9000mAh Main COMMON ID:AS10G3E Acer Part No. BT.00603.124 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 272
5mm Acer Part No. NC.21411.002 Chicony HD CH_OV9726_AU 3.5mm NC.21411.006 5 in 1-Build in MS, MS Pro, SD, SC, XD CR.21500.013 CPU Intel Core i3 i3-2350M PGA 2.3G 35W 2/4 CPU Intel Core i3 i3-2370M PGA 2.4G 35W 2/4 CPU Intel Core i3 i3-3110M PGA 2.3G 1600 35W Ivy Bridge CPU Intel Core i5 i5-2450M - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 273
Table 8-1. V3 771/771G Vendor Type 60002005 HGST SG N1000GB5.4K S 60001922 HF F/W:DA4837 HDD WD 2.5" 5400rpm 500GB WD5000BPVT-22HXZT3, ML375M-AF2, 375G/P, 4K drive SATA 8MB LF+HF F/W:01.01A01 HDD WD 2.5" 5400rpm 500GB WD5000BPVT-22A1YT0, ML500M, 500G/P SATA 8MB LF+HF F/W:01.01A01 Acer Part No. - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 274
V3 771/771G N640GB5.4KS _4K Description Acer Part No. HDD HGST 2.5" 5400rpm 640GB 640G KH.64007.004 Dummy P.N SATA 8MB LF+HF F/W:NA HDD HGST 2.5" 5400rpm .75007.004 HDD WD 2.5" 5400rpm 750GB WD7500BPVT-22HXZT3, ML375M-AF2, 375G/P, 4K drive SATA 8MB LF+HF F/W:01.01A01 KH.75008.011 HDD WD 2.5" - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 275
V3 771/771G Vendor Type 60002036 SEAGATE N750GB5.4KS _4K 60001922 TOSHIBA DIGI N750GB5.4KS _4K Keyboard 10001044 HF F/W:GN001A for exteral HDD market only Acer Part No. KH.75001.011 KH.75004.003 Keyboard ACER GF7T_A10B GF7T Internal 17 Standard Black NONE Y2010 Acer Legend Texture KB.I170A - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 276
Table 8-1. V3 771/771G Vendor Type Memory HYNIX SO-DIMM DDRIII 1333 4GB HMT351S6CFR8C-H9 LF+HF 256x8 38nm Acer Part No. KN.4GB07.003 KN.4GB03.009 KN.4GB04.005 KN.4GB07 12.7mm Tray 6X CT40N LF+HF W/O bezel SATA support BDXL & WIN7 KO.00607.002 KO.00405.008 KO.00605.002 KO.00607.001 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 277
Table 8-1. V3 771/771G Vendor Type 60001535 NBDRW PANASONIC 60001939 PIONEER NBDRW4XS 60001535 ODD HLDS Super-Multi DRIVE 12.7mm Tray DL 8X GT51N LF W/O bezel SATA Zero Power Supported (HF + Windows 7) ODD PLDS Super-Multi DRIVE 12.7mm Tray 8X DS-8A8SH LF+HF W/O bezel SATA Acer Part No. KO. - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 278
V3 771/771G Vendor Graphic DDRIII 900 2Gb H5TQ2G63DFR-11C LF+HF 128*16 38nm Gemma die Acer Part No. VR.2GB0G.002 VR.2GB0G.005 Liteon 3rd WiFi 2x2 191 LZ.21000.187 Mirror w/Camera LZ.21000.009 Palmrest Cover Glossy Black IMR VA57AP Palmrest Cover Glossy Blue IMR VA57AP Palmrest Cover Glossy Gray - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 279
Table 8-1. V3 771/771G Vendor Type 10000981 MISC McAfee Description Antivirus application McAfee Acer Part No. SR.23900.001 Test Compatible Components 7-13 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 280
7-14 Test Compatible Components - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 281
CHAPTER 8 Online Support Information - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 282
Introduction 8-3 9-2 - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 283
password. These can be obtained directly from Acer CSD Taiwan. Acer's Website offers convenient and valuable support resources. In the Technical Information section users can download information on all of Acer's Notebook, Desktop and Server models including: Service guides for all models Bios - Acer Aspire V3-771G | Acer Aspire V3-771G Notebook Service Guide - Page 284
8-4 Online Support Information