Acer Aspire 4749 Acer Aspire 4349, 4749, 4749Z Notebook Service Guide
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- Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 1
Aspire 4349, 4749 & 4749Z SERVICEGUIDE - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 2
translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated. Disclaimer The information in this guide is subject to change without notice. There are - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 3
following conventions are used in this manual: ! WARNING: Indicates a potential process names are shown in italics. Example: the DRS5 User's Guide /usr/local/bin/fd the /TPH15spool_M program Computer output -m Keyboard keys are shown in bold italics. Example: After entering data, press Enter - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 4
up-to-date information available on the Website. If, for whatever reason, a part number change is made, it may not be noted in this printed service guide. Acer-authorized Service Providers: The Acer office may have a different part number code than those given in the FRU list in this - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 5
Adapter and Battery 1-7 Input and Control 1-8 Input and Output (I/O) Ports 1-8 Software 1-8 Optional Items 1-9 Warranty 1-9 Environment 1-9 Notebook Tour 1-10 Touchpad Basics 1-18 Using the Keyboard 1-19 Windows Keys 1-20 Hotkeys 1-21 System Block Diagram 1-23 Specification Tables 1-24 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 6
32 Super-Multi Drive (Continued 1-33 LCD 14.0 1-34 LCD 14.0" (Continued 1-35 LCD Inverter (not available with this model 1-35 Display Supported Resolution (LCD Supported Resolution) 1-36 Graphics Controller 1-36 Display Supported Resolution (GPU Supported Interface 1-40 Battery 1-41 VRAM - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 7
Information 3-5 Recommended Equipment 3-5 Maintenance Flowchart 3-6 Getting Started 3-7 Battery Pack Removal 3-8 Battery Pack Installation 3-8 Dummy Card Removal 3-9 Dummy Card Installation 3-9 Keyboard Removal 3-10 Keyboard Installation 3-11 Base Assembly Removal 3-12 Base Assembly - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 8
battery Installation 3-28 CPU Processor Removal 3-29 CPU Processor Installation 3-30 Bluetooth Module Removal 3-31 Bluetooth Module Installation 3-32 Removal 3-46 LVDS Cable Installation 3-47 CHAPTER 4 Troubleshooting Introduction 4-3 General Information 4-3 Power On Issues 4-4 No Display - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 9
Keyboard Failure 4-9 Touchpad Failure 4-10 Internal Speaker Failure 4-11 Internal Microphone Failure 4-13 USB Failure 4-14 Other Functions Failure 4-15 Intermittent Problems 4-16 Undetermined Problems Definition and Configuration Acer Aspire 4349 7-3 Acer Aspire 4749 & 4749Z 7-16 CHAPTER 8 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 10
Online Support Information Introduction 9-3 x - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 11
CHAPTER 1 Hardware Specifications - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 12
Adapter and Battery 1-7 Input and Control 1-8 Input and Output (I/O) Ports 1-8 Software 1-8 Optional Items 1-9 Warranty 1-9 Environment 1-9 Notebook Tour 1-10 Touchpad Basics 1-18 Using the Keyboard 1-19 Windows Keys 1-20 Hotkeys 1-21 System Block Diagram 1-23 Specification Tables 1-24 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 13
Codec and Amplifier (Continued 1-40 Audio Interface 1-40 Battery 1-41 VRAM (not available in this model 1-41 Specification 1-43 System Interrupt Specification 1-44 System Interrupt Specification (Continued 1-45 System Interrupt Specification (Continued 1-46 System Interrupt Specification - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 14
1-4 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 15
MB L3 cache, 2.10/2.20/2.30 GHz, DDR3 1333 MHz, 35 W), supporting Intel® 64 architecture, Intel® Smart Cache Acer 4749Z Intel® Pentium® processor B940/B950/B960 (2 MB L3 cache, 2/2.10/2.20 GHz, DDR3 1333 MHz, 35 W), supporting Intel® 64 architecture, Intel® Smart Cache Chipset 0 Mobile Intel - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 16
with 128 MB of dedicated system memory, supporting Microsoft® DirectX® 10.1 Dual independent display support 16.7 million colors External resolution / RW, 5X DVD-RAM Webcam 0 Acer Video Conference, featuring: Acer Crystal Eye webcam 1-6 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 17
6-cell battery pack Power Adapter and Battery 0 ACPI 3.0 CPU power management standard: supports Standby and Battery 48.8 Wh 4400 mAh 6-cell Li-ion standard battery pack Battery life: Acer 4349: 4 hours Acer 4749: 5 hours Acer4749Z: 4.5 hours ENERGY STAR® Hardware Specifications - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 18
Keyboard 86-/87-/91-key Acer FineTip keyboard with international language support Touchpad Multi-gesture touchpad, supporting two-finger scroll, pinch, rotate, flip Media keys Media control keys (printed on keyboard Security Suite Trial 1-8 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 19
Acer Identity Card Acer Registration Acer Updater eBay® shortcut 2009 (Canada, France, Germany, Italy, Mexico, Spain, UK, US only) Netflix shortcut (US only) Optional Items 0 1/2/4 GB DDR3 soDIMM module 6-cell Li-ion battery 20% to 80% Hardware Specifications and Configurations 1-9 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 20
may vary by model). 3 Power button Turns the computer on and off. 4 Keyboard For entering data into your computer 5 Touchpad Touch-sensitive pointing device which functions buttons. 7 Microphone Internal microphone for sound recording. 1-10 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 21
computer's power status. Indicates the computer's battery status. 8 1. Charging: The light shows amber when the Battery indicator battery is charging. 2. Fully charged: The light shows blue when in AC mode. 9 Speaker Delivers audio output. Hardware Specifications and Configurations 1-11 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 22
Digital (SD), MultiMediaCard (MMC). 2 2-in-1 Card Reader Note: Push to remove/install the card. Only one card can operate at any given time. 1-12 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 23
Figure 1-3. Top View Table 1-3. Top View # Icon Item 1 Acer Logo Description Acer Aspire 4349, 4749 & 4749Z Logo Hardware Specifications and Configurations 1-13 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 24
Figure 1-4. Rear View Table 1-4. Rear View # Icon 1 Item Battery bay Description Houses the computer's battery pack. 1-14 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 25
monitor, LCD projector). 4 Ethernet (RJ-45) port Connects to an Ethernet 10/100/-based network. 5 HDMI port Supports high-definition digital video connections. 6 USB 2.0 port Connects to USB 2.0 devices (e.g., USB mouse, USB camera). Hardware Specifications and Configurations 1-15 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 26
. 5 Emergency eject hole Note: Insert a paper clip to the emergency eject hole to eject the optical drive tray when the computer is off. 1-16 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 27
Figure 1-7. Base View Table 1-7. Base View # Icon Item 1 Battery bay 2 Battery lock Description Houses the computer's battery pack. Locks the battery in position. 3 Battery release latch Releases the battery for removal. Hardware Specifications and Configurations 1-17 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 28
is sensitive to finger movement; hence, the lighter the touch, the better the response. Tapping too hard will not increase the Touchpad's responsiveness. 1-18 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 29
manner. Cursor-control keys on embedded keypad Hold while using cursor-control keys. Hold while using cursor-control keys. Main keyboard keys Hold while typing letters on embedded keypad. Type the letters in a normal manner. Hardware Specifications and Configurations 1-19 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 30
Windows Keys 0 The keyboard has two keys that perform Windows-specific functions. Windows Logo key the Start menu. It can also be used with other keys to provide a variety of functions. Functions supported by Windows XP, Windows Vista, and Windows 7: < >: Open or close the Start menu < > - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 31
the computer's controls like screen brightness and volume output. Figure 1-10. Keyboard Hotkeys To activate hotkeys, press and hold the key before pressing Brightness down Volume up Decreases the screen brightness. Increases the sound volume. Hardware Specifications and Configurations 1-21 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 32
or pauses a selected media file. Stop playing the selected media file. Return to the previous media file. Jump to the next media file. 1-22 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 33
Specifications support SATA 2 & 3 P8~P13 SPI LPC PCI-Express Gen2 5GT/s X'TAL 25MHz X'TAL 25MHz Int. MIC ALC271X-VB3 AUDIO CODEC Dual SPI ROM P21 4Mbit x1 (Basic ME+Braidwood) P9 EC NPCE971 P27 MIC JACK P22 Int. Speaker P22 HP P22 SPI ROM Touch Pad Keyboard P27 P26 P26 Fan Driver - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 34
Tables 0 Computer specifications Item Metric Imperial Dimensions Length 249 mm 9.96 in Width 342 mm 13.68 in Height (front to rear) 33.5 mm 1.34 in Weight (equipped with optical drive, flash drive, and battery) 2.17 kg with 6-cell battery 4.78 lbs with 6-cell battery Input power - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 35
-BL1A-RL PCMCIA N/A Audio codec Realtek HD codec Card reader AU6435-GDL eSata N/A Processor Item Specification CPU type Intel Sandy bridge QC CPU package 989-pin rPGA Core Logic Two execution cores A 32-KB instruction and 32-KB data first cache (L1) for each core A 256-KB shared - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 36
nm) 1 650 MHz 32 2 800 MHz 32 2 / 4 threads 2 / 4 threads 2 / 4 threads 1333 MHz 32 1333 MHz 32 1333 MHz 32 2 800 MHz 32 2 800 MHz 32 2 800 MHz 32 Cache Size 1MB L3 2MB down: 100°C H/W Shut down: 100°C SPL Spec (dBA) 28 31 34 37 40 N/A 1-26 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 37
Supports memory size per socket 4 GB Supports maximum memory size 8 GB Supports DIMM type SDRAM memory interface design Note: Processor supports up to 1066 Mhz only Supports DIMM Speed 800/1066/1333 SODIMM Support Sampling rate Specification Built-in Intel Sandy Bridge CPU rPGA - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 38
-shadow RAM support uEFI Specification Atheros AR8158-BL1A-RL 32-pin QFN package Support 10/100 Mbps Support remote wake-up (including AMD Magic packet and MS Wake-up frame) in both ACPI and APM Max payload size 128 bytes, read request size 4096 bytes Specification Acer AC4T_A10B keyboard 86 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 39
(Gbits / sec, max) Media data transfer rate (Mbytes/sec max) 953, 1044, 97, 584.5-1195.5 DC Power Requirements Voltage tolerance Specification Hitachi HTS543232A7A384 Seagate ST320LT020 WD WD3200BPVT TOSHIBA MK3259GSXP 320 512 2 1 5400 8MB SATA 3.0 994, 1044, 97, 584.5-1195.5 5V ±5% Hitachi - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 40
Capacity (GB) 640 750 Bytes per sector 512 Data heads 4, 4, 3, 4 4, 4, 3, 4 Drive Format Disks 2 2 Spindle speed (RPM) 5400 Performance Specifications Buffer size 8MB Interface SATA Fast data transfer rate 3.0 3.0 (Gbits / sec, max) Media data transfer rate (Mbytes/sec max - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 41
Vendor & Model name HLDS GT32N/GT34N Panasonic UJ8A0/UJ8B0 Performance Specification With CD Diskette With DVD Diskette With CD Diskette With DVD Diskette Transfer Power Requirements Input Voltage 5 V +/- 5% (Operating) DC 5V +/- 0.25V Hardware Specifications and Configurations 1-31 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 42
CD-ROM/XA Mode-2 Form-1 and Form-2, CD-I Ready, Video-CD (MPEG-1), Photo-CD, Enhance CD, CD extra, UDF (fixed/variable Packet mode) Loading mechanism Drawer loading mechanism Manual load Plunger system Power Requirements Input Voltage 5V +/- 5% (Operating) 1-32 Hardware Specifications and - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 43
Performance Specification With DVD-R DL, DVD-R 3.95 GB, DVD-R Authoring, DVD-R Multi-Border, DVD-R Download (DVD-R CSS, Qflix), DVD-RW, DVD-RW DL, DVD+R, DVD+R DL, CD-DA, CD-ROM Mode-1, CD-ROM/XA Mode-2 Form-1 and Mode-2 Form-2, CD-i, CD-i Bridge, Video-CD (MPEG-1), Karaoke CD, Photo-CD, Enhanced CD - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 44
LCD 14.0" Item Specification Vendor & Model name AUO B140XW01 LG LP140WH4 Screen Diagonal (mm) 354.95 Active Area (mm) 309.40 x 173.95 Display resolution ( min. / 45 typ. 10 min. / 15 typ. 30 min. / 35 typ. 40 min. 40 min. 10 min. 30 min. 1-34 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 45
LCD 14.0" (Continued) Item Specification Vendor & Model name Samsung LTN140AT01/LTN140AT23 Chimei BT140GW01 Screen Diagonal (mm) 354.95 current (mA) Output voltage (V, RMS) Output current (mA, RMS) Output voltage frequency (KHz) Specification Hardware Specifications and Configurations 1-35 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 46
60Hz 16 bits Yes Yes 32 bits Yes Yes Intel Yes Yes Graphics Controller Item VGA Chip Package Feature Specification Intel® HD Graphics 3000 Built-in to the CPU Intel Smart 2D Display Technology 3D visual experience support Intel Dual-Frequency Graphics Technology support Analog CRT DAC - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 47
Chipset Data throughput Protocol Interface Connector type Supported protocol Specifications Atheros AR3011 Broadcom BCM2070 TX 1.2 Mbits/ support for Device Firmware Upgrade (DFU) SPI interface supports external serial flash devices Two on-chip 1.2V linear voltage regulators Integrated 32 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 48
S5K6A1GX03 Pixel Resoluton: 640 x 480 (VGA) Chicony 0.3MB CH_7675_AL CMOS image sensor Mini Card Wireless Networking Card Vendor Item Number supported Features Specification Intel WLAN 100BN.HMWG Crane Peak 1x1 BGN, Atheros HB125 1x1 BGN, Reltek RTL8188CE 1x1 BGN 1 1 mini PCIE card slot - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 49
Specification Realtek ALC271X-VB3-GR Hardware: Meets WLP (Windows Logo Program) requirements for Windows XP, Vista and Windows 7 4-channel DAC supports power management features for normal operation and standby mode Stereo Bridge-Tied Load Class-D amplifier at port-D has 2Watt (rms)/4\ - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 50
Suppression (NS), and Beam Forming (BF) technology for voice application Smart multiple streaming operation HDMI audio driver for AMD platform Dolby Internal microphone Internal speaker/quantity Specification Realtek ALC271X-VB3-GR On board Mono output, Stereo input Support 16/20/24bit PCM HD - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 51
Type Pack capacity Number of battery cell Package configuration Specification Battery SANYO AS10D31 Li-Ion 3S2P SANYO 6 cell 4400mAh Main COMMON new IC BQ8055 Lithium-Ion 4400mAh 6 3S2P VRAM (not available in this model) Item Chipset Memory size Interface Specification USB Port Item USB - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 52
Specification DELTA/Lite-On/Chicony Power 100-240 Vac, 50-60 Hz, input current ~1.7 Amps 264 Vrms 264 Vac (Cold/Hot start) No damage; meet fuse and bridge Chipset Package Maximum supported size Features Specification AU6435A51-GDL-GR LQFP 48P 16G 2-in-1 card reader controller, supporting: Secure - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 53
System LED Indicator Lock Item System state HDD access state Wireless state Power button backlight Battery state Back up state Arcade module state Finger print module state Specification Caps Lock on = Blue Caps Lock on = Blue Blue color on: System on Blue color and amber color off: - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 54
Interrupt Specification Hardware IRQ IRQ00 IRQ01 IRQ07 IRQ08 IRQ12 IRQ13 IRQ16 IRQ17 IRQ19 IRQ22 IRQ23 IRQ81 IRQ82 IRQ83 IRQ84 IRQ85 IRQ86 IRQ87 IRQ88 IRQ89 IRQ90 IRQ91 IRQ92 IRQ93 IRQ94 IRQ95 IRQ96 IRQ97 System Function System timer Standard PS/2 Keyboard Intel(R) 6 Series/C200 Series Chipset - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 55
System Interrupt Specification (Continued) Hardware IRQ IRQ98 IRQ99 IRQ100 IRQ101 IRQ102 IRQ103 IRQ104 IRQ105 IRQ106 IRQ107 IRQ108 IRQ109 Compliant System Microsoft ACPI-Compliant System Microsoft ACPI-Compliant System Microsoft ACPI-Compliant System Hardware Specifications and Configurations 1-45 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 56
System Interrupt Specification (Continued) Hardware IRQ IRQ130 IRQ131 IRQ132 IRQ133 IRQ134 IRQ135 IRQ136 IRQ137 IRQ138 IRQ139 IRQ140 IRQ141 System Microsoft ACPI-Compliant System Microsoft ACPI-Compliant System Microsoft ACPI-Compliant System 1-46 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 57
System Interrupt Specification (Continued) Hardware IRQ IRQ162 IRQ163 IRQ164 IRQ165 IRQ166 IRQ167 IRQ168 IRQ169 IRQ170 IRQ171 IRQ172 Compliant System Microsoft ACPI-Compliant System Intel(R) Centrino(R) Wireless-N100 Intel(R) HD Graphics Family Hardware Specifications and Configurations 1-47 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 58
timer Standard PS/2 Keyboard Motherboard resources Microsoft ACPI-Compliant Embedded Motherboard resources Standard PS/2 Keyboard Motherboard resources Microsoft interrupt controller Programmable interrupt controller Programmable interrupt controller 1-48 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 59
resources PCI bus Motherboard resources Motherboard resources Motherboard resources Intel(R) 6 Series/C200 Series Chipset Family PCI Express Root Port 6 - 1C1A Atheros AR8152/ Intel(R) Mobile Express Chipset SATA AHCI Controller Motherboard resources Hardware Specifications and Configurations 1-49 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 60
1-50 Hardware Specifications and Configurations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 61
CHAPTER 2 System Utilities - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 62
BIOS Setup Utility 2-3 Navigating 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 Clearing BIOS Passwords 2-18 Removing BIOS Passwords 2-19 Removing Insyde HDD Password 2-21 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 63
do not need to run it. If configuration problems occur, the setup utility may need to be run. Refer to Chapter 4, Troubleshooting when a problem arises. To activate the utility, press F2 during help is found in the Item Specific Help area of the screen. NOTE: NOTE: System information is subject to - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 64
i3-2330M CPU @ 2.20GHz 2.20 GHz ST9500325AS 6VERM2YS Slimtype DVD A DS8A5SH V1.01 Intel V2104 S2RR40200312312B902500 AS4749 Acer A69A13F016964D2E86C8E89A8F519078 Figure 2-1. BIOS Information Table 2-1 describes the parameters shown in Figure 2-1. Table 2-1. BIOS Information Parameter Description - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 65
Table 2-1. BIOS Information (Continued) Parameter Description System BIOS Version System BIOS version VGA BIOS Version VGA (video graphics array) firmware version of system Serial Number Serial number of unit Asset Tag Number Asset tag number of system Product Name Product name of the - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 66
Boot F12 Boot Menu D2D Recovery SATA Mode [20:56:41] [07/19/2011] 4096 MB 128 MB [Enabled] [Enabled] [Disabled] [Enabled] [AHCI Mode] Item Specific Help This is the help for the hour field. Valid range is from 0 to 23. REDUCE/INCREASE: F5/F6. Figure 2-2. BIOS Main Table 2-2 describes the - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 67
Table 2-2. BIOS Main (Continued) Parameter Description D2D Recovery Option to use D2D Recovery function SATA Mode Option to set SATA controller mode Format/Option Option: Enabled or Disabled Option: AHCI or IDE System Utilities 2-7 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 68
Is HDD Password Set Supervisor Password Set User Password Set HDD Password Power on Password Clear Clear Clear [Enter] [Enter] [Enter] [Disabled] 3.5 Item Specific Help Supervisor Password controls access to the whole setup utility. It can be used to boot up when Password on boot is enabled - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 69
Table 2-3. BIOS Security (Continued) Parameter Description Option Power on Password Shows if password is required during system boot Disabled or Enabled ! CAUTION: If Power-on-Password authentication is enabled, the BIOS password can only be cleared by initiating the Crisis Disk Recovery - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 70
Removing a Password 0 Perform the following: 1. Use the and keys to highlight Set Supervisor Password and press Enter. The Set Supervisor Password dialog box appears: Figure 2-5. Set Supervisor Password 2. Type current password in Enter Current Password field and press Enter. 3. Press Enter - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 71
The password setting is complete after the user presses Enter. If the password entered does not match the current password, the screen shows the Setup Warning dialog. (Figure 2-8) Figure 2-8. Setup Warning: Invalid Password If new password and confirm new password strings do not match, the Setup - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 72
value. Boot priority order: 1. HDD: ST9500325AS 2. ATAPI CDROM: Slimtype DVD A DS8A5SH 3. USB FDD: 4. Network Boot: Atheros Boot Agent 5. USB HDD: 6. USB CDROM: 3.5 Item Specific Help Use or to select a device, then press to move it up the list, or to move it down the list. Press - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 73
discard changes and quit the BIOS Setup Utility. 3.5 Exit Saving Changes Exit Discarding Changes Load Setup Defaults Discard Changes Save Changes Item Specific Help Exit System Setup and save your changes. Figure 2-11. BIOS Exit Table 2-4 describes the parameters in Figure 2-11. Table 2-4. Exit - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 74
, create one before Flash utility is used. NOTE: NOTE: Do not install memory related drivers (XMS, EMS, DPMI) when Flash is used. NOTE: NOTE: Use AC adaptor power supply when running Flash utility. If battery pack does not contain power to finish loading BIOS Flash, do not boot system. Perform - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 75
Boot priority order: 1. HDD0: TOSHIBA MK3259GSXP 2. ATAPI CDROM: TSSTcorp CDDVDW TS-L633F 3. USB FDD: 4. Network Boot: Atheros Boot Agent 5. USB HDD: 6. USB CDROM: Item Specific Help Use or to select a device, then press to move it down the list, or to move it up the list. Press - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 76
Figure 2-13. DOS Flash Process 5. Flash is complete when the message, Flash Programming Complete is shown. System will restart automatically when finished. NOTE: NOTE: If AC power is not connected, the following message is shown (Figure 2-14). Plug in the AC power to continue. Figure 2-14. AC Power - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 77
WinFlash Utility 0 Perform the following to use the WinFlash Utility: 1. Double-click WinFlash executable ZQR_101W.EXE. 2. Click OK to begin update. A progress screen is shown. (Figure 2-15) Figure 2-15. InsydeFlash System Utilities 2-17 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 78
Clearing BIOS Passwords 0 ! CAUTION: If Power-on Password authentication is enabled, the BIOS password can only be cleared by initiating the Crisis Disk Recovery procedure or flashing the BIOS. See Crisis Disk Recovery. This section provides details about removing HDD/BIOS passwords. Clear the - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 79
Removing BIOS Passwords 0 (Hardware method) To clear User or Supervisor passwords, remove lower cover and use a metal instrument to short the CMOS jumper. 1 2 Figure 2-18. CMOS Jumper Table 2-5. CMOS Jumper Item 1 Clear CMOS Jumper 2 Clear CMOS Jumper Description (Software method) If - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 80
If user is unable to obtain correct password then it must be unlocked. There are two methods to do this. Method 1: 0 If BIOS menu item Power on Password is set to Enabled, then Crisis Recovery disc must be used. Method 2: 0 If BIOS menu item Power on Password is set to Disabled. 1. Press any - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 81
Removing Insyde HDD Password 0 Clear the BIOS Password as follows: To reset the BIOS password, perform the following: 1. When the user keys in the wrong password three times, the system reports the error code: Figure 2-21. Unlock Password Prompt 2. In DOS mode, execute UnlockHD.exe XXXXX (where - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 82
.). To update the DMI Pool, perform the following: 1. Boot system from bootable USB Flash Drive. 2. Boot to DOS. 3. Execute qdmi301.exe. To execute a specific function, select the associated menu number. Figure 2-24. DMI Tools Main Menu Screen 4. Press 1 to modify the asset tag key. 2-22 System - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 83
Figure 2-25. Asset Tag Menu Item 5. Press 2 to modify the product name, then press 2 again to modify EEPROM spec. version. Figure 2-26. Product Name Menu Item System Utilities 2-23 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 84
6. Press 3 to modify serial number key. Figure 2-27. Serial Number Menu Item 7. Press 4 to modify the 1394 GUID number key. Figure 2-28. 1394 GUID Number Menu Item 8. Press 0 to exit. 9. At the command prompt, run VEEPROM.exe to write any changes in the data to the 2-24 System Utilities - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 85
EEPROM. NOTE: NOTE: When using any of the write options, restart the system to make the new DMI data effective. System Utilities 2-25 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 86
Using UUIDTools 0 The UUID (Universally Unique Identifier) Tool copies BIOS information to EEPROM (Electrically Erasable Programmable Read-Only Memory). Used in the DMI pool data for hardware management. To update the DMI Pool, perform the following: 1. Unzip UUID package tool to USB Flash Disk. - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 87
data filling ......... Please waiting for EEPROM data comparing Current MAC ID of ESN EEPROM : 00269E230844 Compare ACER & OEM S/N of ESN EEPROM : PASS 4. Flash is completed when the message, Compare ACER & OEM S/N of ESN EEPROM: PASS, is shown. 5. At the command prompt, run VEEPROM.EXE to write - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 88
. 3. Click Format and then Exit to complete the operation. 4. Copy the ZQR.fd file to the USB flash disk root directory and rename to BIOS.fd USB flash disk root directory. 5. Plug in the USB Flash Disk without AC plug and battery. 6. Press Fn + Esc keys and then plug in AC power (Don't loose Fn - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 89
CHAPTER 3 Machine Maintenance Procedures - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 90
Battery Pack Removal 3-8 Battery Pack Installation 3-8 Dummy Card Removal 3-9 Dummy Card Installation 3-9 Keyboard Removal 3-10 Keyboard battery Installation 3-28 CPU Processor Removal 3-29 CPU Processor Installation 3-30 Bluetooth Module Removal 3-31 Bluetooth Module Installation 3-32 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 91
Camera Module Installation 3-42 LCD Panel Removal 3-43 LCD Panel Installation 3-44 LCD Bracket Removal 3-45 LCD Bracket Installation 3-45 LVDS Cable Removal 3-46 LVDS Cable Installation 3-47 3-3 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 92
3-4 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 93
Flat plastic pry Table 3-1. Screw List Size M2.5*6.5 M2.5*4.0 (NI) M2.5*5 M2.0*3.95 M2.0*3.0 (NI) M2.0*4.0 M2-0.4*2.0 (NI) M2.0*2.0 M3*0.5+3.5 (NI) Quantity 22 11 2 4 15 4 1 4 4 Acer Part No. 86.ARE07.001 86.D01V7.001 86.NBG07.001 86.R6Z07.002 86.S0207.001 86.W0107.003 86.W4107.002 86.W4107 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 94
Maintenance Flowchart 0 The flowchart in Figure 3-1 shows a graphic representation of the module removal and installation sequences. It shows information on what components may need to be removed and installed during servicing. Figure 3-1. Maintenance Flow 3-6 Machine Maintenance Procedures - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 95
Getting Started 0 Flowchart Figure 3-1 identifies sections for the removal and install sequence. Follow the order of the sequence to avoid damage to any of the hardware components. Do the following prior to starting any maintenance procedures: 1. Remove power (A) from the system and peripherals ( - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 96
release latch (B) to release position (Figure 3-3). 4. Lift battery pack (C) from battery bay (Figure 3-3). C A B Figure 3-3. Battery + IMPORTANT: Follow local regulations for battery (C) disposal (Figure 3-3). Battery Pack Installation 0 1. Hold latch (B) in release position and install - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 97
Dummy Card Removal 0 1. Push dummy card (A) in to release it from the spring latch (Figure 3-4). 2. Remove dummy card (A) (Figure 3-4). A Figure 3-4. Dummy Card Dummy Card Installation 0 1. Insert dummy card (A) (Figure 3-4). 2. Push card until spring latch locks. Machine Maintenance - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 98
Keyboard Removal 0 Prerequisite: Battery Pack Removal 1. Press downward on the five (5) locking latches until the keyboard disengages and separates from the system (Figure 3-5). Figure 3-5. Keyboard Latches 2. Turn the keyboard over so that the keypoard (C) is face down on the palm rest (Figure - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 99
Refer to Figure 3-6. 2. Connect keyboard FPC (A) to mainboard connector (B). Refer to Figure 3-6. 3. Turn the keyboard over and align the keyboard with the indentation in the upper cover. 4. Press down to secure the latches on the system. Refer to Figure 3-5. 5. Install battery. Machine Maintenance - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 100
Base Assembly Removal 0 Prerequisite: Battery Pack Removal 1. Remove twenty four (24) screws securing the base assembly in place (Figure 3-7). Figure 3-7. Base Assembly Screw Location 2. Lift up the base assembly by - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 101
0 1. Align the base assembly onto the device (Figure 3-8). 2. Install and secure twenty four (24) screws to the base assembly. Refer to Figure 3-7. 3. Install battery. ID Green Call out Red Call out Size M2.0*3.0 M2.5*6.5 Quantity 6 18 Screw Type Machine Maintenance Procedures 3-13 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 102
ODD (Optical Disk Drive) Module Removal 0 Prerequisite: Base Assembly Removal 1. Remove ODD module from ODD bay (Figure 3-9). Figure 3-9. ODD Module in Lower Cover 2. Remove two (2) screws (C) from ODD module (Figure 3-10). 3. Remove ODD bracket (D) from ODD module (Figure 3-10). 4. Remove ODD - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 103
ODD Module Installation 0 1. Install ODD bezel (E) on ODD module (Figure 3-10). 2. Install ODD bracket (D) on ODD module (Figure 3-10). 3. Secure two (2) screws (C) to secure the bracket (D) to the back of ODD (Figure 3-10). 4. Install ODD module into ODD bay. Refer to Figure 3-9. 5. Install Base - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 104
USB Module Removal 0 Prerequisite: Base Assembly Removal 1. Find USB module on the base assembly as shown in Figure 3-11. 2. Remove one (1) screw (B) from the base assembly (Figure 3-11). C D E B Figure 3-11. USB Module 3. Disconnect USB module FFC (D) from mainboard connector (E) (Figure 3- - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 105
HDD (Hard Disk Drive) Module Removal 0 Prerequisite: USB Module Removal 1. Find HDD module on the base assembly as shown in Figure 3-12. 2. Gently remove HDD module from mainboard connector (A). Refer to Figure 3-12. A Figure 3-12. HDD Module 3. Remove four (4) screws (D) from HDD bracket (E) ( - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 106
HDD Module Installation 0 1. Attach HDD connector (C) to HDD module. Refer to Figure 3-13. 2. Place HDD brackets (E) onto HDD module (Figure 3-13). 3. Install and secure four (4) screws (D) to HDD brackets (E) (Figure 3-13). 4. Place HDD module onto the base assembly and connect HDD module to - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 107
cable from mainboard connector (B). Refer to Figure 3-15. 3. Disconnect WLAN antenna (D) connected to WLAN card (C) and remove antenna from the cable guides on the thermal module. Refer to Figure 3-15. D E B C F G E H Figure 3-15. Mainboard Connector Location Machine Maintenance Procedures 3-19 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 108
from mainboard connector (G). Remove the tape (H) securing DC-in cable on the mainboard and remove the cable from the cable guide. (Figure 3-15). 6. Disconnect Power Switch board cable (I), Speaker cable (J) and Touchpad cable (K) from mainboard connector (Figure 3-16). K I J Figure 3-16. Mainboard - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 109
connector. Refer to Figure 3-16. 4. Connect Bluetooth cable (B), LVDS cable (F) to mainboard connector (Figure 3-15). 5. Place DC-in cable into the cable guide on the mainboard and secure it with the tape (H). Refer to Figure 3-15. 6. Connect DC-in cable to mainboard connector (G) (Figure 3-15 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 110
DIMM (Dual In-line Memory Module) Module Removal 0 Prerequisite: Mainboard Removal 1. Find DIMM (C) on Mainboard (Figure 3-18). A B C D Figure 3-18. Component Location 2. Push DIMM clips (A) outwards (Figure 3-19). A A 3-22 Figure 3-19. DIMM Modules Machine Maintenance Procedures - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 111
3. Remove DIMM from mainboard connector (B). Refer to Figure 3-20. B Figure 3-20. DIMM Modules 4. Repeat steps 2 and 3 for remaining modules. DIMM Module Installation 0 1. Insert DIMM into mainboard connector (B). Refer to Figure 3-20. 2. Push down on DIMM until module clips (A) lock in - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 112
WLAN (Wireless Local Area Network) Module Removal 0 Prerequisite: Mainboard Removal 1. Find WLAN module (A) on Mainboard. Refer to Figure 3-18. 2. Remove one (1) screw (B) from mainboard (Figure 3-21). B Figure 3-21. WLAN Module 3. Remove module from mainboard connector (C) (Figure 3-22). C 3- - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 113
WLAN Module Installation 0 1. Place WLAN module into mainboard connector (C). Refer to Figure 3-22. 2. Install and secure one (1) screw (B) to mainboard. (Figure 3-21) 3. Install Mainboard. ID Size B M2.0*3.0 Quantity 1 Screw Type Machine Maintenance Procedures 3-25 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 114
Thermal Module Removal 0 Prerequisite: Mainboard Removal 1. Find Thermal module (B) on Mainboard. Refer to Figure 3-18. 2. Loosen three (3) captive screws (A) in numerical order from one (1) to three (3). Refer to Figure 3-23. 3. Disconnect the thermal module cable from the mainboard connector (B) - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 115
Jet Motor 7762 The following thermal pads are approved for use: Eapus XR-PE 1. Remove all traces of thermal grease from CPU using a lint-free cloth or cotton swab and Isopropyl Alcohol, Acetone, or other approved cleaning agent. 2. Apply small amount of thermal grease to center of CPU. NOTE: - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 116
. Refer to Figure 3-24. A Figure 3-24. RTC battery + IMPORTANT: Follow local regulations for battery (Figure 3-24) disposal. 3. Remove the RTC battery from mainboard connector. RTC battery Installation 0 1. Place the RTC battery (D) into the mainboard connector (A) and secure it in place - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 117
CPU Processor Removal 0 Prerequisite: Thermal Module Removal 1. Find CPU processor (B) on Mainboard. Refer to Figure 3-26. 2. Rotate the cam lock (A) to the unlocked position (Figure 3-25). A Figure 3-25. CPU Processor 3. Remove CPU processor (B) from Mainboard (Figure 3-26). B Figure 3-26. CPU - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 118
CPU Processor Installation 0 1. Place CPU processor (B) on Mainboard. Refer to Figure 3-26. 2. Tighten the cam lock (A) to the locked position (Figure 3-25). 3. Install Thermal Module. 3-30 Machine Maintenance Procedures - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 119
the base assembly. Refer to Figure 3-27. A B Figure 3-27. Bluetooth Module & Speaker Location 2. Release the Bluetooth Module (A) from the board guide (B) (Figure 3-28). 3. Lift the Bluetooth Module (A) from the base assembly (Figure 3-28). B A Figure 3-28. Bluetooth Module Machine Maintenance - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 120
Installation 0 1. Connect the Bluetooth Cable (C) to the Bluetooth Module (A). Refer to Figure 3-29. 2. Secure the Bluetooth Module (A) to the board guide (B) in the base assembly (Figure 3-28). 3. Install and secure the Bluetooth Module (A) to the base assembly (Figure 3-27). 4. Install Mainboard - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 121
D C Figure 3-30. Speaker Module 5. Remove Speaker Module from Base Assembly. Speaker Module Installation 0 1. Place the speaker cables (A) into the cable guides and secure it with the black tape (D) on Base Assembly. Refer to Figure 3-30. 2. Place speaker module onto base assembly (Figure 3-27 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 122
: Mainboard Removal 1. Find Power Switch Board (A) on Base Assembly. Refer to Figure 3-31. 2. Remove powerboard cable (B) from the cable guides (Figure 3-31). 3. Remove one (1) screw (C) from base assembly (Figure 3-31). 4. Remove power switch board (A) from Base Assembly. A B C Figure 3-31 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 123
LCD (Liquid Crystal Display) Module Removal 0 Prerequisite: Mainboard Removal 1. Remove four (4) screws (A) from LCD hinges (Figure 3-32). A A Figure 3-32. LCD Hinge Screws 2. Separate the LCD Hinges (B) from the Base Assembly (Figure 3-33). B Figure 3-33. LCD Hinges Machine Maintenance - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 124
Base Assembly. Refer to Figure 3-34. 2. Align LCD hinges (B) with the hinge guides on the Base Assembly. Refer to Figure 3-33. 3. Install and secure four (4) screws (A). Refer to Figure 3-32. 4. Install mainboard. ID Size A M2.5*6.5 Quantity 4 Screw Type 3-36 Machine Maintenance Procedures - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 125
LCD (Liquid Crystal Display) Module Removal 1. Find DC-in Jack Module (A) on Top Assembly . Refer to Figure 3-35. 2. Remove DC-in cable from cable guides on the top assembly (Figure 3-35). 3. Remove one (1) screw (B) from top assembly (Figure 3-35). 4. Remove DC-in Jack Module (A) from top assembly - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 126
top assembly. Refer to Figure 3-35 3. Install and secure one (1) screw (B) to the top assembly (Figure 3-35). 4. Secure DC-in cable to the cable guides on the top assembly (Figure 3-35). 5. Install LCD Module. ID Size B M2-0.4*2.0 Ni Quantity 1 Screw Type 3-38 Machine Maintenance Procedures - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 127
LCD Bezel Removal Prerequisite: LCD (Liquid Crystal Display) Module Removal 1. Remove two (2) screws (A) from the LCD module (Figure 3-37). A 0 A Figure 3-37. LCD Bezel 2. Lift the bottom of the bezel up releasing it from the latches (Figure 3-38). Figure 3-38. LCD Bezel Machine Maintenance - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 128
3. Continue along the sides of the bezel until all the latches have been released (Figure 3-39). Figure 3-39. LCD Bezel 4. Lift the bezel from LCD module. LCD Bezel Installation 0 1. Place LCD bezel on the LCD module. Refer to Figure 3-37. 2. Press along the edges of the LCD bezel to secure the - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 129
Camera Module Removal 0 Prerequisite: LCD Bezel Removal 1. Find the camera module (A) in the LCD module (Figure 3-40). A Figure 3-40. Camera Module Location 2. Disconnect the camera cable (B) from connector (C) (Figure 3-41). NOTE: NOTE: Use care not to damage the cable. C B Figure 3-41. Camera - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 130
Camera Module Installation 0 1. Place Camera Module on the LCD module. Refer to Figure 3-40. 2. Connect the camera cable (B) to connector (C). Refer to Figure 3-41. 3. Install LCD bezel. 3-42 Machine Maintenance Procedures - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 131
Removal 1. Remove the six (6) screws (A) from the LCD panel (Figure 3-42). A A B A A Figure 3-42. LCD Panel 2. Remove the LVDS cable (C) from the cable guides (Figure 3-43). C Figure 3-43. LVDS Cable 3. Lift the LCD panel (B) from LCD cover (Figure 3-42). ! CAUTION: Make sure all cables are moved - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 132
LCD Panel Installation 0 1. Place LCD panel (B) on the LCD cover. Refer to Figure 3-42. 2. Secure LVDS cable (C) to the cable guides. Refer to Figure 3-43. 3. Install and secure six (6) screws (A) to the LCD panel on the LCD cover. Refer to Figure 3-42. 4. Install LCD bezel. ID - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 133
LCD Bracket Removal Prerequisite: LCD Panel Removal 1. Remove the six (6) screws (A) (Figure 3-44). A A A 0 A A A Figure 3-44. LCD Bracket 2. Remove LCD bracket from the LCD panel. LCD Bracket Installation 0 1. Place LCD bracket on the LCD panel (Figure 3-44). 2. Install and secure six (6) - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 134
LVDS Cable Removal 0 Prerequisite: LCD Panel Removal 1. Remove LVDS cable (A) from the adhesive on the rear of the LCD panel (Figure 3-45). A Figure 3-45. LVDS Cable 2. Remove the yellow tape (B) securing the LVDS cable to the LCD panel connector (Figure 3-46). B Figure 3-46. LVDS Cable 3-46 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 135
3. Starting from the top, remove the clear mylar tape (C) and disconnect the LVDS cable from the LCD panel connector (D) (Figure 3-47). C D Figure 3-47. LVDS Cable LVDS Cable Installation 0 1. Place LVDS cable into the LCD panel connector (D) and secure clear mylar tape (C) (Figure 3-47). 2. - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 136
3-48 Machine Maintenance Procedures - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 137
CHAPTER 4 Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 138
4-4 No Display Issues 4-5 LCD Picture Failure 4-8 Internal Keyboard Failure 4-9 Touchpad Failure 4-10 Internal Speaker Failure 4-11 Internal Microphone Failure 4-13 USB Failure 4-14 Other Functions Failure 4-15 Intermittent Problems 4-16 Undetermined Problems 4-16 Post Codes 4-17 4-2 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 139
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 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 140
protectors between the computer and the electrical outlet. Plug the computer directly into a known serviceable electrical outlet. 4. Disconnect the power and open the casing to check the thermal unit 7. If the Issue is still not resolved, refer to Online Support Information. 4-4 Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 141
selected. Switching between internal and external by pressing Fn+F5. Reference product pages for specific model procedures. 2. Make sure the computer has power by checking for one of stored power by removing the power cable and battery. Hold the power button for 10 seconds. Troubleshooting 4-5 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 142
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 Support Information. 8. Run the Windows Memory Diagnostic from the operating system DVD and follow the on-screen prompts. 4-6 Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 143
9. If the issue is still not resolved, refer to Online Support Information. Troubleshooting 4-7 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 144
LCD Picture Failure 0 If the LCD fails, perform the following: Figure 4-3. LCD Failure 4-8 Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 145
Internal Keyboard Failure 0 If the Keyboard fails, perform the following: START Keyboard FPC well connected? Connect No it well Keyboard OK? No Replace keyboard Replace M/B Figure 4-4. Keyboard Failure Troubleshooting 4-9 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 146
Touchpad Failure 0 If the Touchpad fails, perform the following: Start OK Check M/B T/P FFC Check TouchPad Re-assemble the NG T/P FFC to M/B OK Swap/Reassemble NG the T/P board or T/P FFC Swap M/B Figure 4-5. Touchpad Failure 4-10 Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 147
Failure Sound Problems 0 driver. 5. Make sure that all volume controls are set mid range: Click the volume icon on the taskbar Drag the slider to 50. Confirm that the volume is not muted. Click Mixer to verify that other audio applications are set to 50 and not muted. Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 148
remains, repeat step 9, selecting an earlier time and date. 11. Reinstall the operating system. 12. If the issue is still not resolved, refer to Online Support Information. 4-12 Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 149
from the list and click Next. Follow the on-screen prompts to complete the test. 7. If the Issue is still not resolved, refer to Online Support Information. Troubleshooting 4-13 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 150
USB Failure 0 If the USB fails, perform the following: Start OK Check USB/B to M/B cable OK Check USB/B NG Re-assemble the USB/B cable to M/B OK NG Swap USB/B and USB cable Swap M/B Figure 4-8. USB Failure 4-14 Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 151
Other Functions Failure 0 1. Check if drives are functioning correctly. 2. Check if external modules are functioning correctly. 3. Change mainboard to check if current one is defective. Troubleshooting 4-15 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 152
-defective FRU). NOTE: NOTE: Verify that all attached devices are supported by the computer. NOTE: NOTE: Verify that the power supply 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 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 153
as RAM PCIE MMIO Base Address initial CPU Generic MSR initialization Setup CPU speed Cache as RAM test Tune CPU frequency ratio to maximum level Troubleshooting 4-17 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 154
Initial HyperTransport Initialization PCIE MMIO BAR Initialization North Bridge Early Initialization South Bridge Early Initialization PCIE Training TPM Initialization SMBUS Early for physical memory Recovery device Initialization Found Recovery image Recovery image not found 4-18 Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 155
DXE 41 South bridge SPI initialization DXE_CF9_RESET* DXE 42 Setup Reset service DXE_SB_SERIAL_GPIO_INIT* DXE 43 South bridge Serial GPIO initialization Driver Initialization DXE_SMART_TIMER_INIT DXE 51 8259 Initialization DXE_PCRTC_INIT DXE 52 RTC Initialization Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 156
BDS_INSTALL_HOTKEY BDS 11 Install Hotkey service BDS_ASF_INIT* BDS 12 ASF Initialization Keyboard Controller, Keyboard and Mouse initialization BDS_CONNECT_CONSOLE_OUT BDS 17 Video device initialization BDS_CONNECT_STD_ERR BDS 18 Error report device initialization 4-20 Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 157
BUS driver initialization BDS_CONNECT_USB_DEVICE BDS 1B USB device driver initialization 21 ISA BUS driver initialization BDS_START_ISA_FDD BDS 31 Prepare to Boot to Legacy OS BDS_EXIT_BOOT_SERVICES* BDS 32 Send END of POST Message to ME via HECI BDS_LEGACY_BOOT_EVENT BDS - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 158
SMM BASE during S3 resume S3_BEFORE_MP_INIT PEI C8 Multi-processor initial during S3 resume S3_BEFORE_RESTORE_ACPI_CALLBACK PEI C9 Start to restore system configuration in SMM 4-22 Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 159
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 0xA8 OS call ACPI disable function SMM_ACPI_DISABLE_END SMM 0xA9 ACPI disable function complete Troubleshooting 4-23 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 160
by Insyde debugger 0xD6 DDT Cable Transmission Error (Set Debug mode fail) Used by Insyde debugger 0xD7 DDT Cable Transmission Error (Set address fail) 4-24 Troubleshooting - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 161
CHAPTER 5 Jumper and Connector Locations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 162
Mainboard Jumper and Connector Locations 5-3 Clearing Password Check and BIOS Recovery 5-5 Clearing Password Check 5-5 Clear CMOS Jumper 5-6 BIOS Recovery by Crisis Disk 5-7 5-2 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 163
Jumper and Connector Locations 0 3 12 4 5 Figure 5-1. Mainboard Top Table 5-1. Mainboard Top Item Description 1 Power Switch board Connector 2 Speaker Connector 3 Keyboard Connector Item Description 4 Touchpad Connector 5 Cardreader Connector Jumper and Connector Locations 5-3 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 164
1 2 3 4 5 10 6 11 7 12 8 9 13 14 15 Figure 5-2. Mainboard Bottom Table 5-2. Mainboard Bottom Item Description 1 Battery Connector 2 DC-IN Connector 3 LVDS Connector 4 Fan Connector 5 VGA Connector 6 RJ-45 Connector 7 HDMI Connector 8 Mini Card Connector Item - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 165
procedures of clearing password and BIOS recovery for the Aspire 4349, 4749 & 4749Z. The machine provides one Hardware Open Gap on main steps: 1. Remove power from the system. 2. Remove battery. 3. Remove lower cover. 4. Disconnect the RTC battery 5. Locate the CMOS jumper. 6. Use an electric - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 166
Clear CMOS Jumper 0 1 2 Figure 5-3. CMOS Jumper Table 5-3. CMOS Jumper Item 1 Clear CMOS Jumper 2 Clear CMOS Jumper Description 5-6 Jumper and Connector Locations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 167
BIOS Recovery process when system is powered on during BIOS POST. To use this function, it is strongly recommended to have the 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 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 168
5-8 Jumper and Connector Locations - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 169
CHAPTER 6 FRU (Field Replaceable Unit) List - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 170
Exploded Diagrams 6-4 FRU List 6-7 Screw List 6-16 6-2 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 171
Replaceable Unit) listing in global configurations for the Aspire 4349, 4749 & 4749Z. Refer to this chapter whenever ordering for parts to changes will not be noted on the printed Service Guide. For ACER AUTHORIZED SERVICE PROVIDERS, the Acer office may have a DIFFERENT part number code from - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 172
11 6 7 10 8 9 Figure 6-1. Upper & Lower Cover Exploded Diagram Table 6-1. Upper & Lower Cover Exploded Diagram No. Description 1 LCD Assembly 2 Keyboard Module 3 Top Assembly 4 MainBoard Assembly 5 ODD Assembly Acer Part No. 6M.NE407.003 KB.I140A.202 60.NE307.004 MB.RR406.001 KU.0080F.014 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 173
Table 6-1. Upper & Lower Cover Exploded Diagram No. Description 6 USB Board 7 HDD Assembly 8 Base Assembly 9 Battery Module 10 Thermal Module Assembly 11 System Memroy 12 Wireless Card 13 Power Switch Board Acer Part No. 55.NE307.002 KH.50001.017 60.RR607.001 BT.00607.127 60.RR607.003 KN. - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 174
Table 6-2. LCD Assembly Exploded Diagram No. Description 1 LCD Bezel 2 LCD Bracket (Left) 3 LCD LED Panel 4 LVDS Cable 5 Camera Module 6 LCD Bracket (Right) 7 LCD Cover Acer Part No. 60.RR607.001 33.R6Z07.004 LK.14008.009 50.NE307.003 AM.21400.109 33.R6Z07.005 60.NE307.011 6-6 FRU (Field - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 175
FRU List 0 Table 6-3. FRU List Category Description Acer Part No. ADAPTER Adapter DELTA 65W 19V 1.7x5. HP-A0652R3B 1LF, LV5 LED LF AP.0650A.012 BATTERY Battery SANYO AS10D Li-Ion 3S2P SANYO 6 BT.00603.124 cell 4400mAh Main COMMON new IC BQ8055 Battery SONY AS10D Li-Ion 3S2P SONY 6 cell BT - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 176
Description Foxconn Bluetooth BRM 2070 (T77H114.01) Foxconn Bluetooth BRM 2070 (T77H114.01) BT 3.0 Foxconn Bluetooth BRM 2070 (T77H114.01) BT 3.0 POWER SWITCH BOARD Acer Part No. BH.21100.007 BH.21100.010 BH.21100.011 55.RR607.001 CABLE FFC- USB 55.NE307.002 TOUCH PAD 56.R6Z07.001 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 177
Description FFC- USB TO MB FFC-TP TO MB Acer Part No. 50.R6Z07.001 50.R6Z07.003 CASE/COVER/BRACKET ASSEMBLY UPPER CASE W/ TP, TP FFC, W/O SPK, SPK SPONGE - CHARCOAL GRAY 60.NE307.004 LOWER CASE W/O HDMI 60.RR607.001 HINGE SUPPORT L S.P 33.RR607.001 FRU (Field Replaceable Unit) List - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 178
Table 6-3. FRU List Category Description DUMMY CARD Acer Part No. 42.NBG07.001 CPU/PROCESSOR DVD RW DRIVE CPU Intel Core i3 i3-2310M PGA 2.1G 35W 2/4-DC CPU Intel Core i3 i3- - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 179
Table 6-3. FRU List Category Description Acer Part No. ODD HLDS Super-Multi DRIVE 12.7mm Tray DL 8X GT32N (R5-2) LF W/O bezel SATA with Renesas solution + PCC LD (HF + Windows 7) KU.0080D.055 ODD HLDS Super-Multi DRIVE 12.7mm Tray DL 8X GT34N LF W/O bezel SATA Zero Power Supported, PCC LD (HF - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 180
ML375M-AF2, 375G/P, 4K drive SATA 8MB LF+HF F/W:01.01A01 HDD BRACKET Acer Part No. KH.64001.004 KH.64001.005 KH.64004.003 KH.64007.003 .005 KH.75008.011 33.RHS07.005 KEYBOARD Keyboard ACER AC4T_A10B AC4T 87KS Black KB.I140A.202 UK Texture Keyboard ACER AC4T_A10B AC4T 86KS Black KB.I140A.229 US - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 181
Table 6-3. FRU List Category Description LCD LCD MODULE 14" LED GLARE W/CCD, ANTENNA*1 - GRAY (Acer) Acer Part No. 6M.RR607.010 LED LCD AUO 14" WXGA Glare B140XW01 V8 LK.14005.010 0A LF 220nit 8ms 500:1 (power saving) LED LCD - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 182
Table 6-3. FRU List Category LCD CABLE Description Acer Part No. 50.NE307.003 CAMERA MAINBOARD MEMORY 6-14 Liteon 0.3M LT7675AL Suyin 0.3M SY_7675_AL Chicony Camera CH_7675_AL AM.21400.078 AM.21400.109 AM. - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 183
Memory HYNIX SO-DIMM DDRIII 1333 4GB HMT351S6BFR8C-H9 LF 256*8 46nm Acer Part No. KN.4GB0G.004 THERMAL MODULE THERMAL MODULE ASSY 35W UMA S.P 60.RR607.003 SPEAKER SPEAKER SET (W/ R/L) MISCELLANEOUS SPEAKER SPONGE UP CCD SUPPORT MYLAR TOP SHIELD MYLAR BASE FOOT RUBBER - FRONT BASE FOOT RUBBER - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 184
M2.5*4.0-I(NI)(NYLOK) SCREW M2.5*5-I(ZN/B) SCREW M2.0*3.95-I(BNI)(NYLOK) SCREW M2.0*3.0-I IRON SCREW M2.0*4.0 SCREW M2-0.4*2-I(BNI)(NYLOK)(7,0.6)IRON SCREW M3*0.5+3.5I IRON Acer Part No. 86.ARE07.001 86.D01V7.001 86.NBG07.001 86.R6Z07.002 86.S0207.001 86.W0107.003 86.W4107.002 86.WFB07 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 185
CHAPTER 7 Model Definition and Configuration - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 186
Acer Aspire 4349 7-3 Acer Aspire 4749 & 4749Z 7-16 7-2 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 187
Model Definition and Configuration Acer Aspire 4349 0 Table 7-1. RO, Description Model RO Country AS4349 Thailand AS4349-B804 AAP G50Mikk Thailand AS4349-B804 AAP G75Mikk Thailand AS4349-B804 AAP G75Mikk Thailand Acer Part No LX.RR602.001 LX.RR608.001 LX.RR60C.001 LX.RR60C.002 LX.RR60C - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 188
Table 7-1. RO, Description (Continued) Model RO Country Acer Part No AS4349-B712 AAP G50Mikk Thailand LX.RR60C.008 AS4349-B712 AAP G50Mikk Thailand LX.RR60C.009 AS4349-B712 AAP G50Mikk Thailand LX.RR60C. - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 189
Table 7-1. RO, Description (Continued) Model RO Country Acer Part No AS4349-B802 AAP G50Mikk Thailand LX.RR60C.019 AS4349-B802 AAP G50Mikk Thailand LX.RR60C.020 AS4349-B712 AAP G64Mikk Thailand LX.RR60C. - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 190
-B714 Thailand G50Mikk AS4349-B714 Thailand G50Mikk AS4349-B712 Thailand G75Mikk AS4349-B712 Thailand G75Mikk AS4349-B804 Thailand G75Mikk AS4349-B712 Thailand G75Mikk Acer Part No CPU LX.RR602.001 CMB800 LX.RR608.001 CMB800 LX.RR60C.001 CMB710 LX.RR60C.002 CMB800 LX.RR60C.003 CMB800 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 191
LCD NLED14WXGAG NLED14WXGAG NLED14WXGAG NLED14WXGAG NLED14WXGAG NLED14WXGAG NLED14WXGAG NLED14WXGAG NLED14WXGAG NLED14WXGAG NLED14WXGAG Table 7-3. VGA Chip, VRAM 1 Model Country Acer Part No AS4349-B802 Thailand G64Mikk LX.RR602.001 AS4349-B801 Indonesia G32Mikk LX.RR608.001 AS4349-B712 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 192
Table 7-3. VGA Chip, VRAM 1 (Continued) Model Country AS4349-B804 Thailand G75Mikk Acer Part No VGA Chip LX.RR60C.006 UMA AS4349-B804 Thailand G75Mikk LX.RR60C.007 UMA AS4349-B712 Thailand G50Mikk LX.RR60C.008 UMA AS4349- - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 193
Indonesia G32Mikk LX.RR60C.027 UMA AS4349-B802 Malaysia G50Mikk LX.RR60C.028 UMA VRAM 1 N N N Table 7-4. Memory 1, Memory 2, HDD 1 Model Country Acer Part No Memory 1 Memory 2 HDD 1(GB) AS4349-B80 Thailand 2G64Mikk LX.RR602.001 SO2GBIII10 N N640GB5.4KS _4K AS4349-B80 Indonesia 1G32Mikk - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 194
.027 SO1GBIII10 N N320GB5.4KS AS4349-B80 Malaysia 2G50Mikk LX.RR60C.028 SO2GBIII10 N N500GB5.4KS Table 7-5. ODD, Extra SW1, Card Reader Model Country Acer Part No ODD AS4349-B802 Thailand G64Mikk AS4349-B801 Indonesia G32Mikk LX.RR602.001 NSM8XS LX.RR608.001 NSM8XS Extra SW1 Card Reader - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 195
Table 7-5. ODD, Extra SW1, Card Reader (Continued) Model Country AS4349-B712 Vietnam G32Mikk Acer Part No ODD LX.RR60C.001 NSM8XS Extra SW1 N Card Reader 2-in-1 card reader AS4349-B802 Vietnam G32Mikk LX.RR60C.002 NSM8XS N 2-in-1 card reader - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 196
N 2-in-1 card reader AS4349-B802 Malaysia G50Mikk LX.RR60C.028 NSM8XS N 2-in-1 card reader Table 7-6. Wireless LAN1, Bluetooth, NB Chipset Model Country Acer Part No Wireless LAN1 Bluetoot h NB Chipset AS4349-B80 Thailand 2G64Mikk LX.RR602.001 3rd WiFi 1x1 BT 3.0 BGN HM65 AS4349-B80 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 197
Table 7-6. Wireless LAN1, Bluetooth, NB Chipset (Continued) Model Country AS4349-B80 Thailand 4G75Mikk Acer Part No LX.RR60C.007 Wireless LAN1 3rd WiFi 1x1 BGN Bluetoot h NB Chipset BT 2.1 HM65 AS4349-B71 Thailand 2G50Mikk LX.RR60C.008 3rd WiFi - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 198
LX.RR60C.027 3rd WiFi 1x1 N BGN HM65 AS4349-B80 Malaysia 2G50Mikk LX.RR60C.028 3rd WiFi 1x1 N BGN HM65 Table 7-7. Battery, Adapter, Camera Model Country Acer Part No AS4349-B802 Thailand G64Mikk LX.RR602.001 AS4349-B801 Indonesia G32Mikk LX.RR608.001 AS4349-B712 Vietnam G32Mikk LX - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 199
, Adapter, Camera (Continued) Model Country Acer Part No Battery AS4349-B714 Thailand G50Mikk LX.RR60C.013 6CELL2.2 AS4349-B712 Thailand G75Mikk LX.RR60C.014 6CELL2.2 AS4349-B712 Thailand G75Mikk LX.RR60C.015 6CELL2.2 AS4349- - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 200
Acer Aspire 4749 & 4749Z 0 Table 7-8. RO, Description Model RO Country AS4749Z-B94 TWN 2G32Mikk Vietnam AS4749Z-B94 AAP 2G50Mikk Thailand AS4749Z-B94 AAP 2G50Mikk Thailand AS4749Z-B94 AAP 2G50Mikk Thailand Acer Part No LX.RR502.001 LX.RR502.002 LX.RR502.003 LX.RR502.004 LX.RR502.005 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 201
Table 7-8. RO, Description (Continued) Model RO Country Acer Part No AS4749Z-B94 AAP 2G50Mikk Thailand LX.RR50C.005 AS4749Z-B94 AAP 2G50Mikk Thailand LX.RR50C.006 AS4749Z-B94 AAP 2G50Mikk Thailand LX.RR50C. - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 202
2G32Mikk AS4749Z-B95 AAP 2G50Mikk AS4749Z-B95 AAP 2G50Mikk AS4749Z-B95 AAP 2G50Mikk AS4749Z-B95 AAP 2G50Mikk AS4749Z-B95 AAP 1G32Mikk AS4749Z-B95 AAP 2G50Mikk Acer Part No CPU LX.RR502.001 PMDB940 LX.RR502.002 PMDB950 LX.RR502.003 PMDB950 LX.RR502.004 PMDB950 LX.RR502.005 PMDB950 LX - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 203
Table 7-10. VGA Chip, VRAM 1 Model Country Acer Part No AS4749Z-B94 TWN 2G50Mikk LX.RR502.001 AS4749Z-B95 TWN 2G50Mikk LX.RR502.002 AS4749Z-B95 AAP 2G32Mikk LX.RR502.003 AS4749Z-B95 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 204
Table 7-11. Memory 1, Memory 2, HDD 1 Model AS4749Z-B9 42G50Mikk Country TWN Acer Part No Memory 1 Memory 2 HDD 1(GB) LX.RR502.001 SO2GBIII10 N N500GB5.4KS _4K AS4749Z-B9 TWN 52G50Mikk LX.RR502.002 SO2GBIII10 N N500GB5.4KS _4K AS4749Z- - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 205
Table 7-12. ODD, Extra SW1, Card Reader Model Country Acer Part No ODD AS4749Z-B94 TWN 2G50Mikk AS4749Z-B95 TWN 2G50Mikk AS4749Z-B95 AAP 2G32Mikk AS4749Z-B95 AAP 2G50Mikk AS4749Z-B95 AAP 2G50Mikk AS4749Z-B94 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 206
Table 7-13. Wireless LAN1, Bluetooth, NB Chipset Model Country Acer Part No Wireless LAN1 Bluetoot h NB Chipset AS4749Z-B9 TWN 42G50Mikk LX.RR502.001 3rd WiFi 1x1 BT 3.0 BGN HM65 AS4749Z-B9 TWN 52G50Mikk LX. - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 207
Table 7-14. Battery, Adapter, Camera Model Country Acer Part No AS4749Z-B94 TWN 2G50Mikk LX.RR502. .RR50C.012 AS4749Z-B95 AAP 1G32Mikk LX.RR50C.013 AS4749Z-B95 AAP 2G50Mikk LX.RR50C.014 Battery 6CELL2.2 6CELL2.2 6CELL2.2 6CELL2.2 6CELL2.2 6CELL2.2 6CELL2.2 6CELL2.2 6CELL2.2 6CELL2.2 6CELL2.2 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 208
7-24 Model Definition and Configuration - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 209
CHAPTER 8 Test Compatible Components - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 210
Microsoft® Windows® 7 Environment Test 8-4 8-2 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 211
for components, adapter cards, and peripherals which have passed these tests. Regarding configuration, combination and test procedures, please refer to the Aspire 4739, 4749 & 4749Z. Compatibility Test Report released by the Acer Mobile System Testing Department. Test Compatible Components 8-3 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 212
0 Table 8-1. Test Compatible Components Vendor Type Description Acer Part No. Adapter 10001023 LITE-ON 65W Adapter LITE Audio Codec 10004786 REALTEK ALC271X_VB3 Atheros AR8158L LZ.21000.085 Battery 10001063 SONY 6CELL2.2 Battery SONY AS10D Li-Ion 3S2P SONY 6 cell 4400mAh Main COMMON - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 213
Table 8-1. Test Compatible Components Vendor Bluetooth Type Description Acer Part No. 10001018 HON HAI BT 3.0 Foxconn Bluetooth ATH BU_22 BH.21100.021 10001018 HON HAI BT 3.0 Foxconn Bluetooth BCM 20702 BH.21100.022 10001018 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 214
Table 8-1. Test Compatible Components Vendor 10001067 INTEL Type PMDB950 Description CPU Intel Pentium Dual-Core B950 PGA 2.1G 35W DDR3-1333-QS/MP Acer Part No. KC.95001.DPB 10001067 INTEL PMDB960 CPU Intel Pentium Dual-Core B960 KC.96001.DPB PGA 35W DDR3-1333-QS 10001067 INTEL CMB710 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 215
60001994 WD Type N500GB5.4KS_ 4K Description HDD WD 2.5" 5400rpm 500GB WD5000BPVT-22HXZT3, ML375M-AF2, 375G/P, 4K drive SATA 8MB LF+HF F/W:01.01A01 Acer Part No. KH.50008.024 60001994 WD N640GB5.4KS_4 K HDD WD 2.5" 5400rpm 640GB WD6400BPVT-22HXZT3, ML375M-AF2, 375G/P, 4K drive SATA 8MB LF+HF - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 216
5400rpm 750GB ST9750423AS,9ZW14G-188, Desaru5, 375G/P. SATA 8MB LF+HF F/W:0001SDM1 KH.75001.011 Keyboard 60004864 DARFON AC4T_A10B Keyboard ACER AC4T_A10B AC4T Internal 14 Standard Black Y2010 Acer Legend Texture KB.I140A.202 LAN 10017383 Atheros AR8158L Atheros AR8158L NI.22400.058 LCD - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 217
8-1. Test Compatible Components Vendor Type 60001993 NANYA SO1GBIII13 Description Memory NANYA SO-DIMM DDRIII 1333 1GB NT1GC64BH4B0PS-CG LF 128*16 0.055um Acer Part No. KN.1GB03.034 60001993 NANYA SO2GBIII13 Memory NANYA SO-DIMM DDRIII 1333 2GB NT2GC64B8HC0NS-CG LF 128*8 0.065um KN.2GB03 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 218
KINGSTON SO-DIMM DDRIII 1333 2GB ACR256X64D3S13C9G LF+HF Acer Part No. KN.2GB07.006 60024207 KINGSTON SO4GBIII13 Memory ODD HLDS Super-Multi DRIVE 12.7mm Tray DL 8X GT51N LF W/O bezel SATA Zero Power Supported (HF + Windows 7) KU.0080D.059 610105 HLDS NSM8XS ODD HLDS Super-Multi DRIVE 12. - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 219
Foxconn Wirelss LAN Broadcom 4313 1x1 BGN (HM) T77H194.00 23707801 FOXCONN TW 3rd WiFi 1x1 BGN Foxconn Wirelss LAN Broadcom 4313 IPA 1x1 BGN Acer Part No. KI.22800.011 KI23300.014 SR.23900.001 KI.23200.038 LZ.23500.006 NI.23600.078 NI.23600.085 NI.23600.086 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 220
8-12 Test Compatible Components - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 221
CHAPTER 9 Online Support Information - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 222
Introduction 9-3 9-2 - Acer Aspire 4749 | Acer Aspire 4349, 4749, 4749Z Notebook Service Guide - Page 223
. 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 updates