Acer Aspire 7740G Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide
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- Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 1
Aspire 7740 and 7740G Series Service Guide Service guide files and updates are available on the ACER/CSD web; for more information, please refer to http://csd.acer.com.tw PRINTED IN TAIWAN - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 2
Revision History Please refer to the table below for the updates made on Aspire 7740 and 7740G Series service guide. Date Chapter Updates II - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 3
system, or 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 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 4
Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that appear on screen. NOTE WARNING CAUTION IMPORTANT Gives bits and pieces of additional information related to the current topic. Alerts you to any damage that might result from - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 5
Preface Before using this information and the product it supports, please read the following general information. 1. This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION decided for Acer's "global" product offering. To better fit local market - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 6
VI - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 7
HDD Password 35 Machine Disassembly and Replacement 37 Disassembly Requirements 37 General Information 38 Pre-disassembly Instructions 38 Disassembly Process 38 External Module Disassembly Process 39 External Modules Disassembly Flowchart 39 Removing the Battery Pack 40 Removing the - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 8
and BIOS Recovery 107 Clearing Password Check 107 BIOS Recovery by Crisis Disk 108 FRU (Field Replaceable Unit) List 113 Exploded Diagram 114 Model Definition and Configuration 125 Aspire 7740/7740G Series 126 Test Compatible Components 147 Hardware Device Tests 148 Online Support - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 9
summary of the computer's many features: Platform • Intel® Core i7 processor* • Intel® Core i5 processor* • Intel® Core i3 processor* • Mobile Intel® HM55 Express Chipset • Acer InviLink™ Nplify™ 802.11b/g/Draft-N* • Acer InviLink™ 802.11b/g* System Memory • Dual-Channel SDRAM support • Up to 4 GB - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 10
controls • 103-/104-/107-key keyboard Acer InviLink™ 802.11b/g* • WPAN: Bluetooth® 2.1+Enhanced Data Rate (EDR)* • LAN: Gigabit Ethernet; Wake-on-LAN ready • Modem: 56K ITU V.92; Wake-on-Ring ready I/O Ports • Multi-in-1 card reader (SD/MMC/MS/MS PRO/xD) • USB 2.0 port • HDMI™ port with HDCP support - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 11
: 411 (W) x 274 (D) x 40/45.0 (H) mm (16.18 x 10.78 x 1.58/1.77 inches) • Weight: 3.2 kg (7.05 lbs.) with 6-cell battery pack* 3.26 kg (7.19 lbs.) with 8-cell battery pack* NOTE: 1. "*" means only for certain models". 2. The specifications listed above are for reference only. The exact configuration - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 12
System Block Diagram : 4 Chapter 1 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 13
Icon Item Description 1 Acer Crystal Eye webcam Web camera for video communication. (only for certain models) 2 Display screen Also called Liquid-Crystal Display (LCD), displays computer output (Configuration may vary by models). 3 Power button Turns the computer on and off. 4 Wireless - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 14
buttons. *The right) center button serves as Acer Bio-Protection fingerprint reader supporting Acer FingerNav 4-way control function (only for certain models). 9 Palmrest Comfortable support area for your hands when you use the computer. 10 Touchpad toggle Turns the internal touchpad on - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 15
computer to stay cool, even after prolonged use. # Icon 1 2 3 4 HDMI 5 6 12 3 4 5 6 Item DC-in jack Description Connects to an AC adapter. Ethernet (RJ-45) port Connects to an Ethernet /line-out jack with S/PDIF support Connects to audio line-out devices (e.g., speakers, headphones). Chapter 1 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 16
Icon Item 1 Battery bay 2 Battery lock 3 Battery release latch 4 Memory compartment 5 Hard disk bay Description Houses the computer's battery pack. Locks the battery in position. Releases the battery for removal. Houses the computer's main memory. Houses the computer's hard disk (secured - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 17
obstruct the opening of the fan. Indicators The computer has several easy-to-read status indicators. Icon Function Description Power Indicates the computer's power status. Battery Power button / indicator HDD Indicates the computer's battery status. 1. Charging: The light shows amber when - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 18
. It can be disabled under Mouse settings in Windows Control Panel. Using the Keyboard The keyboard has full-sized keys and an embedded numeric keypad, separate cursor, lock, Windows, function and special keys. Lock Keys and numeric keypad The keyboard has three lock keys which you can toggle on - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 19
Lock your computer (if you are connected to a network domain), or switch users (if you're not connected to a network domain) < > + : Minimizes all windows < the keyboard, or hold and then press the key at the upper-center of the keyboard. NOTE: Some fonts and software do not support - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 20
status and presentation settings. Windows Mobility Center also includes Acer-specific settings like sharing folders overview/sharing service on or off, Bluetooth Add Device (if applicable), and a shortcut to the Acer user guide, drivers and utilities. To launch Windows Mobility Center: q Use the - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 21
Control Panel, Display and click on Settings. Select the secondary monitor (2) icon in the display box and then click the check box Extend my windows 1. Run Acer GridVista and select your preferred screen configuration for each display from the task bar. 2. Drag and drop each window into the - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 22
NOTE: Please ensure that the resolution setting of the second monitor is set to the manufacturer's recommended value. 14 Chapter 1 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 23
and Configurations Processor Item CPU type Core logic CPU package Specification Aspire 7740: Intel® Core i5 540M 2.53G 3M Aspire 7740G: Intel® Core i3 330M PGA 2.13G 3M Intel® Core i7 620M 2.66G 4M Intel® Core i7 720QM 1.6G 6M PCH/HM55 Express chipset PGA 988 CPU Fan True Value Table DTS(degree - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 24
and slot 2 could be reversed. LAN Module Item LAN Chipset Supports LAN protocol LAN connector type LAN connector location Features Specification Broadcom BCM 100 BASE-T transceiver Wake on LAN support compliant with ACPI 2.0 PCI v2.2 Bluetooth Interface Item Chipset Data throughput Protocol - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 25
RPM Performance Specifications Buffer size 8MB Interface SATA Max. media 540 transfer rate (disk-buffer, Mbytes/s) DC Power Requirements Voltage tolerance 5V(DC) +/- 5% HGST 2.5" HTS545025B9A3 00 Seagate 2.5" ST9250315AS Toshiba 2.5" Mk2555GSX WD 2.5" WD2500BEVT22ZCT0 250000 512 2 2 5400 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 26
Power Requirement Input Voltage Specification Applicable disc format CD: CD-DA, CD-ROM, CD-ROM XA, Photo CD (multi-session), Video CD, Cd-Extra (CD+), CD-text DVD: DVD-VIDEO, DVD-ROM, DVD-R (3.9GB, 4.7GB) DVD-R DL, DVD-RW, DVD-RAM CPRM) DVD°"R Dual Load: Manual Release: (a) Electrical Release ( - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 27
Dual Blu-Ray: BD-R, BD-R DL, BD-RE, BD-RE DL Load: Manual Release: (a) Electrical Release (Release Button) (b) Release by ATAPI command (c) Emergency Release 5 V +/- 5% (Operating) Audio Interface Item Audio Controller Audio onboard or optional Mono or Stereo Resolution Compatibility Sampling rate - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 28
Card Reader Audio Codec Keyboard Item Keyboard controller Total number of keypads Windows logo key Internal & external keyboard work simultaneously Battery Item Vendor Battery Type Pack capacity Number of battery cell Package configuration LCD 17.3" inch Item Vendor & model name Screen Diagonal (mm - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 29
: Right/Left Vertical: Upper/Lower Temperature Range( C) Operating Storage (shipping) AC Adaptor Item Vendor Input Output System Power Management ACPI mode Mech. Off (G3) Soft Off (G2/S5) Working (G0/S0) Suspend to RAM (S3) Save to Disk (S4) 1.25 max. 400 typical 8 +3.3V 45/45 15/35 0 to +50 -40 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 30
22 Chapter 1 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 31
, you may need to run Setup. Please also refer to Chapter 4 Troubleshooting when problem arises. To activate the BIOS Utility, press F2 during POST (when "Press to enter Setup" message is prompted on the bottom of screen). Press F2 to enter setup. The default parameter of F12 Boot Menu is - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 32
Navigating the BIOS Utility There are five menu options: Information, Main, Security, Boot, and Exit. Follow these instructions: • To choose a menu, shown on the bottom of the screen. Help for parameters are found in the Item Specific Help part of the screen. Read this carefully when making changes - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 33
The Information screen displays a summary of your computer hardware information. NOTE: The system information is subject to different models. Parameter CPU Type CPU Speed IDE0 Model Name IDE0 Serial Number IDE1 Model Name IDE1 Serial Number ATAPI Model Name System BIOS Version VGA BIOS Version KBC - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 34
. Disabled: Customer Logo is not displayed, and Summary Screen is enabled. Enables, disables the system boot from LAN (remote server). Enables, disables Boot Menu during POST. Enables, disables D2D Recovery function. The function allows the user to create a hidden partition on hard disc drive to - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 35
computer from unauthorized use. NOTE: Please refer to "Remove HDD/BIOS Password" section if you need to know how to remove HDD/BIOS Password. The table below describes the parameters in this screen for changes and should be grayed out if the user password was used to enter setup. Option Clear or - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 36
the characters do not appear on the screen. 3. Press Enter. After setting the password, the computer sets the User Password parameter to "Set". 4. If have changed the settings, press F10 to save the changes and exit the BIOS Setup Utility. Changing a Password 1. Use the up/down keys to highlight - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 37
New Password field. 4. Press Enter. After setting the password, the computer sets the User Password parameter to "Set". 5. If desired, you can enable the the BIOS Setup Utility. If the verification is OK, the screen will display as following. The password setting is complete after the user presses - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 38
Boot This menu allows the user to decide the order of boot devices to load the operating system. Bootable devices includes the diskette drive in module bay, the onboard hard disk drive and the CD-ROM in module bay. 30 Chapter 2 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 39
contains parameters that confirmed or discard the changes made to the parameters in the BIOS Setup Utility. The table below describes the parameters in this screen. Parameter Exit Saving Changes Exit Discarding Changes Load Setup Default Discard Changes Save Changes Description Exit System Setup - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 40
Disk (See "Steps for BIOS Recovery by Crisis Disk" on page 108) before you use the Flash utility. NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Flash. NOTE: Please connect the AC adapter power supply when you run the Flash utility. If the battery pack does not contain - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 41
Password: • If you key in the wrong HDD password thrice, "HDD password error code" will appear on the screen. See the image below. • If you need to solve HDD password locked problem, you can run HDD_PW.EXE 1. Key in "hdd_pw 15494 0" 2. Select "2" 3. Choose one of the uppercase strings • Reboot the - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 42
34 Chapter 2 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 43
and Replacement This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting. Disassembly Requirements To disassemble the computer, you need the following tools: • Wrist grounding strap and conductive mat for preventing electrostatic - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 44
disassembly Instructions Before proceeding with the disassembly procedure, make sure that you do the following: 1. Turn off the power to the system and all peripherals. 2. Unplug the AC adapter and all power board, you must first remove the keyboard, then disassemble the inside assembly frame in that - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 45
The flowchart below gives you a graphic representation on the entire disassembly sequence and instructs you on the components that need to be removed during servicing. For example, if you want to remove the main board, you must first remove the keyboard, then disassemble the inside assembly frame in - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 46
Pack 1. Turn base unit over. 2. Slide the battery lock/unlock latch to the unlock position. 3. Slide the battery release latch to the release position (1) to pop out the battery pack, then remove the battery pack from the main unit (2). Note: Battery has been highlighted with the yellow circle as - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 47
Removing the Optical Drive Module 1. See "Removing the Battery Pack" on page 40. 2. Remove the one screw (A) securing the optical drive module to the system. Size (Quantity) M2.5 x L6 (1) Black Color Torque 3.0 kgf-cm 3. Slowly pull out the ODD module from the ODD drive bay. Part No. 86.00E12. - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 48
Torque 1.6 kgf-cm Part No. 86.9A522.3R0 Removing the Back Cover 1. See "Removing the Battery Pack" on page 40. 2. Release the four screws (A) and four captive screws securing the back cover. Size (Quantity) M2.5 x L6 (4) Black Color Torque 3.0 kgf-cm Part No. 86.00E12.536 42 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 49
. Removing the Hard Disk Drive Module 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Back Cover" on page 42. 3. Remove the one screw (C) securing the hard disk drive module to the system. Size (Quantity) M2.5 x L4 (1) Black Color Torque 3.0 kgf-cm Part No. 86.00H59.734 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 50
and remove the hard disk from the bracket. Size (Quantity) M3 x L4 (2) Color Silver Torque 3.0 kgf-cm Removing the Wireless LAN Card 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Back Cover" on page 42. Part No. 86.9A554.4R0 44 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 51
3. Detach the black cable from connector 1 and the white cable from connector 2 on the WLAN card. 4. Remove the one screw (F) on the WLAN card and detach the card. Size (Quantity) M2 x L4 (1) Color Silver Torque 1.6 kgf-cm Part No. 86.9A552.4R0 Chapter 3 45 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 52
5. Remove the wireless LAN card. Removing the DIMM Module 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Back Cover" on page 42. 3. Push out the latches on both sides of the DIMM socket to release the DIMM. 46 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 53
4. Remove the DIMM module(s). Chapter 3 47 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 54
MAIN UNIT DISASSEMBLY MAIN UNIT SCREW x 7 HEATSINK MODULE CPU C x 3 MIDDLE COVER KEYBOARD A x 2, B x 4 LCD MODULE F x 2 LEFT SPEAKER A x 16, C x 2 F x 2, D x 1 UPPER CASE F x 2 TOUCHPAD BASEBOARD TOUCHPAD MODULE Item A B C D F G 48 F x 2 MICROPHONE MODEM CARD BLUETOOTH BOARD C x 1 USB - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 55
of heatsink module. For this section, we are going to use the Discrete model. The UMA version looks like the picture below: 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Back Cover" on page 42. 3. Disconnect the heatsink connector from its connector on the main board. Chapter - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 56
4. Loosen the seven screws securing the heatsink module in the order shown. 5. Carefully lift up the heatsink module. 50 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 57
Removing the CPU 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Back Cover" on page 42. 3. See "Removing the Heatsink Module" on page 49. 4. Using a flat screwdriver, turn the - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 58
NOTE: When installing the CPU, make sure to install the CPU with Pin 1 at the corner as shown. 52 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 59
screws (C) on the back cover. Size (Quantity) M2.5 x L4 (3) Black Color Torque 3.0 kgf-cm 3. Carefully pry loose the middle cover and remove it from the system. Part No. 86.00H59.734 Removing the Keyboard 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Middle Cover" on - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 60
3. Release the keyboard from the latches and turn it over on the palmrest area. 54 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 61
on the main board and detach the keyboard. Removing the LCD Module 1. See "Removing the Battery Pack" on page 40. 2. See See "Removing the Keyboard" on page 53. 6. Remove the two screws (A) the LCD hinges from the bottom panel. Size (Quantity) M2.5 x L6 (3) Black Color Torque 3.0 kgf- - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 62
7. Turn the system over and disconnect the LCD cable from the LCD1 connector on the main board and release the LCD cable from the latches. 8. Carefully pull out the wireless antenna cables from the hole and release the cables from the latches. 56 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 63
9. Remove the four screws (B) from the left and right hinges. Size (Quantity) M2.5 x L10 (4) Black Color Torque 3.0 kgf-cm Part No. 86.00F84.73A Chapter 3 57 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 64
cables should be routed well. Separating the Upper Case from the Lower Case 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Optical Drive Module" on page 41. 3. See on page 53. 10. See "Removing the Keyboard" on page 53. 11. See "Removing the LCD Module" on page 55. 58 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 65
12. Disconnect the left speaker cable from SPKR_L1 on the main board. 13. Release the latch and disconnect the touchpad cable TPCN1 connector on the main board. Chapter 3 59 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 66
connector on the main board. 15. Remove the fifteen screws (12 x A, 2 x C, 1 x D) from the bottom panel. Size (Quantity) M2.5 x L6 (12) M2.5 x L4 (2) M2.5 x L3.5 (1) Black Black Silver Color Torque 3.0 kgf-cm 3.0 kgf-cm 3.0 kgf-cm Part No. 86.00E12.536 86.00H59.734 86.9A563.3R5 60 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 67
to the system. Size (Quantity) M2.5 x L6 (4) M2 x L4 (2) Black Silver Color Torque 3.0 kgf-cm 1.6 kgf-cm 17. Gently lift and detach 00E12.536 86.9A552.4R0 Removing the Touchpad and Button Boards 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Optical Drive Module" on page - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 68
8. See "Removing the CPU" on page 51. 9. See "Removing the Middle Cover" on page 53. 10. See "Removing the Keyboard" on page 53. 11. See "Removing the LCD Module" on page 55. 12. See "Separating the Upper Case from the Lower Case" on page 58. - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 69
15. The cables are tape to the uppercase, carefully peel off the cables. 16. Release the latch and disconnect the touchpad cable from the connector. Chapter 3 63 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 70
17. Release from the latches and remove the two screws (F) securing the touchpad and touchpad button bracket to the upper case. Size (Quantity) M2 x L4 (2) Color Silver Torque 1.6 kgf-cm Part No. 86.9A552.4R0 18. Release from the latches and detach the touchpad and button board bracket. 64 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 71
19. Release from the latches and detach the button board. 20. Pry to loosen the touchpad board. WARNING: The touchpad board is glued to the upper case, only remove the touchpad board if it is defective. Chapter 3 65 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 72
the local regulations for disposal. Removing the Left Speaker 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Optical Drive Module" on 51. 9. See "Removing the Middle Cover" on page 53. 10. See "Removing the Keyboard" on page 53. 11. See "Removing the LCD Module" on page 55. 12. - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 73
NOTE: Be careful when removing the left speaker as it is held in place by plastic tabs. Removing the USB Board Module 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Optical Drive Module" on page 41. 3. See "Removing the Back Cover" on page 42. 4. See "Removing the Hard - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 74
CPU" on page 51. 9. See "Removing the Middle Cover" on page 53. 10. See "Removing the Keyboard" on page 53. 11. See "Removing the LCD Module" on page 55. 12. See "Separating the Upper the lower case. Size (Quantity) M2.5 x L4 (1) Black Color Torque 3.0 kgf-cm Part No. 86.00H59.734 68 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 75
15. Remove the USB board module from the lower case. Chapter 3 69 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 76
Removing the Modem Board 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Optical Drive Module" CPU" on page 51. 9. See "Removing the Middle Cover" on page 53. 10. See "Removing the Keyboard" on page 53. 11. See "Removing the LCD Module" on page 55. 12. See "Separating the Upper - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 77
14. Remove the modem board from the lower case. 15. Disconnect the modem cable from the modem board. Removing the Bluetooth Module 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Optical Drive Module" on page 41. 3. See "Removing the Back Cover" on page 42. 4. See "Removing the - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 78
Case" on page 58. 13. Disconnect the Bluetooth cable from the main board. 14. Remove the Bluetooth module from the lower case. NOTE: The Bluetooth module is glued to the lower case, take care when removing it. Removing the Microphone 1. See "Removing the Battery Pack" on page 40. 2. See "Removing - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 79
the Heatsink Module" on page 49. 8. See "Removing the CPU" on page 51. 9. See "Removing the Middle Cover" on page 53. 10. See "Removing the Keyboard" on page 53. 11. See "Removing the LCD Module" on page 55. 12. See "Separating the Upper Case from the Lower Case" on page 58 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 80
Removing the Main Board 1. See "Removing the Battery Pack" on page 40. 2. See " See "Removing the Middle Cover" on page 53. 10. See "Removing the Keyboard" on page 53. 11. See "Removing the LCD Module" on page 55. the Bluetooth Module" on page 71. 16. See "Removing the Microphone" on page 72 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 81
17. Remove the tape securing the right speaker cable to the main board. 18. Disconnect the right speaker cable from the main board. Chapter 3 75 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 82
. Lift the main board gently and remove it carefully from the lower case.. Note: RTC battery has been highlighted with the yellow circle as shown in the figure above. Please detach the RTC battery and follow local regulations for disposal. Note: Circuit boards > 10cm2 has been highlighted with the - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 83
See "Removing the Battery Pack" on page "Removing the Middle Cover" on page 53. 10. See "Removing the Keyboard" on page 53. 11. See "Removing the LCD Module" on page "Removing the Modem Board" on page 70. 15. See "Removing the Bluetooth Module" on page 71. 16. See "Removing the Microphone" on page - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 84
19. Remove the two screws (C) securing the right speaker to the lower case. Size (Quantity) M2.5 x L4 (2) Black Color Torque 3.0 kgf-cm 20. Remove the right speaker from the lower case. Part No. 86.00H59.734 78 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 85
LCD Module Disassembly Flowchart LCD MODULE DISASSEMBLY LCD MODULE E x 6 LCD BEZEL E x 2 LEFT HINGE E x 2 RIGHT HINGE LCD ASSEMBLY LCD BACK PANEL LCD FPC CABLE G x 3 G x 3 LEFT LCD BRACKET RIGHT LCD BRACKET ANTENNAS WEB CAMERA Item E G Screw M2.5 x L5 M2 x L3 Color Black Silver Part - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 86
Removing the LCD Bezel 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Back Cover" on page 42. 3. See "Removing the Wireless LAN Card" on page 44. 4. See "Removing the Middle Cover" on page 53. 5. See "Removing the Keyboard" on page 53. 6. See "Removing the LCD Module" on page 55 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 87
the LCD panel. Removing the LCD panel with the Brackets 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Back Cover" on page 42. "Removing the Middle Cover" on page 53. 5. See "Removing the Keyboard" on page 53. 6. See "Removing the LCD Module" on page 55. 7. See "Removing the - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 88
8. Remove the four screws (E) on the left and right hinges as shown. Size (Quantity) M2.5 x L5 (4) Black Color Torque 3.0 kgf-cm 9. Detach the webcam cable from the webcam module. Part No. 86.00F87.735 82 Chapter 3 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 89
10. Remove the LCD panel with brackets from the back cover. Chapter 3 83 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 90
Removing the LCD Brackets 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Back Cover" on page 42. 3. See "Removing the Wireless LAN Card" on page 44. 4. See "Removing the Middle Cover" on page 53. 5. See "Removing the Keyboard" on page 53. 6. See "Removing the LCD Module" on page - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 91
Removing the FPC Cable 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Back Cover" on page 42. 3. See "Removing the Wireless LAN Card" on page 44. 4. See "Removing the Middle Cover" on page 53. 5. See "Removing the Keyboard" on page 53. 6. See "Removing the LCD Module" on page 55 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 92
FPC cable from the LCD panel. Removing the Web Camera 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Back Cover" on page 42. page 44. 4. See "Removing the Middle Cover" on page 53. 5. See "Removing the Keyboard" on page 53. 6. See "Removing the LCD Module" on page 55. 7. See " - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 93
9. Remove the web camera module from the LCD module back cover. WARNING: The web camera module is glued to the LCD module back cover, only remove the web camera module if it is defective. Chapter 3 87 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 94
Removing the Antennas 1. See "Removing the Battery Pack" on page 40. 2. See "Removing the Back Cover" on page 42. 3. See "Removing the Wireless LAN Card" on page 44. 4. See "Removing the Middle Cover" on page 53. 5. See "Removing the Keyboard" on page 53. 6. See "Removing the LCD Module" on page 55. - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 95
Chapter 4 Troubleshooting Use the following procedure as a guide for computer problems. NOTE: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. Obtain the failing symptoms in - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 96
the tests detect a keyboard problem, do the following one at a time to correct the problem. Do not replace a non-defective FRU: 1. Reconnect the keyboard cables. 2. Replace the keyboard. 3. Replace the main board. The following auxiliary input devices are supported by this computer: • Numeric keypad - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 97
the symptom of the problem, power on the computer using each of the following power sources: 1. Remove the battery pack. 2. Connect the power adapter and check that power is supplied. 3. Disconnect the power adapter and install the charged battery pack; then check that power is supplied by the - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 98
in the screen for Current Power Source and Total Battery Power Remaining are correct. 3. Repeat the steps 1 and 2, for both battery and adapter. 4. This helps you identify first the problem is on recharging or discharging. From Hardware: 1. Power off the computer. 2. Remove the battery pack and - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 99
error code> Error Messages Equipment Configuration Error Causes: 1. CPU BIOS Update Code Mismatch 2. IDE Primary Channel Master Drive Error (THe causes Error CMOS Battery Bad CMOS Checksum Error System disabled. Incorrect password is specified. Battery critical LOW In this situation BIOS will issue - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 100
Failure Fixed Disk Stuck Key Keyboard error Keyboard Controller Failed Keyboard locked - Unlock key switch Monitor type does not match CMOS - Run Setup Shadow RAM Failed at offset: nnnn System RAM Failed at offset: nnnn Extended RAM Failed at offset: nnnn System battery is dead - Replace and run - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 101
BIOS Setup Utility. RTC battery System board Run "Load Default Settings" in BIOS Setup Utility. RTC battery System board DIMM BIOS ROM System board None BIOS ROM System board Run "Load Default Settings" in BIOS Setup Utility. RTC battery Power source (battery pack and power adapter). See "Power - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 102
Error Message List No beep Error Messages No beep, power-on indicator turns on and a blinking cursor shown on LCD during POST. No beep during POST but system runs correctly. FRU/Action in Sequence Ensure - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 103
refresh Test 8742 Keyboard Controller Set ES segment register to 4 GB Enable A20 line Autosize DRAM Initialize POST Memory Manager Clear 215 KB base RAM RAM failure on address line xxxx RAM failure on data bits xxxx of low byte of memory bus Enable cache before system BIOS shadow RAM failure on data - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 104
devices Initialize all video adapters in system QuietBoot start (optional) Shadow video BIOS ROM Display BIOS copyright notice Display CPU type and speed Initialize EISA board Test keyboard Set key click if enabled Test for unexpected interrupts Initialize POST display service Display prompt "Press - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 105
external RS232 ports Configure non-MCD IDE controllers Detect and install external parallel ports Initialize PC-compatible PnP ISA devices Re-initialize onboard I/O ports Configure Motherboard Configurable Devices (optional) Initialize BIOS Area Enable Non-Maskable Interrupts (NMIs) Initialize - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 106
parameters Initialize PnP Option ROMs Clear parity checkers Display MultiBoot menu Clear screen (optional) Check virus and backup reminders Try to boot with system timer Initialize system I/O Check force recovery boot Checksum BIOS ROM Go to BIOS Set Huge Segment Initialize Multi Processor - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 107
in Sequence Power source (battery pack and power adapter). See "Power System Check" on page 91. Battery pack Power adapter Hard drive & battery connection board System board Power source (battery pack and power adapter). See "Power System Check" on page 91. Battery pack Power adapter Hard drive - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 108
The system doesn't power-off. Battery can't be charged Action in Sequence Power source (battery pack and power adapter). See "Power System Check" on page 91. Hold and press the power switch for more than 4 seconds. System board See "Check the Battery Pack" on page 92. Battery pack System board - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 109
board See "Save to Disk (S4)" on page 21. LCD cover switch System board Remove battery pack and let it cool for 2 hours. Refresh battery (continue use battery until power off, then charge battery). Battery pack System board Reconnect hard disk/CD-ROM drives. Hard disk connection board System board - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 110
all of the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Battery pack • Hard disk drive • DIMM • CD-ROM/Diskette drive Module • PC Cards 4. Power-on the computer. 5. Determine if the problem has changed. 6. If the problem does not recur, reconnect the removed - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 111
LCD cable connector Left speaker cable connector Hardware gap Microphone cable connector Right speaker able connector USB cable connector Keyboard cable connector Touchpad cable connector Touchpad button connector Modem board connector Bluetooth cable connector RTC battery socket Chapter 5 105 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 112
12 DM2 13 DM1 14 ODD1 15 SATATA1 16 BAT1 Connector Heatsink fan cable connector DC-in cable connector Ethernet port VGA port HDMI port USB 2.0 ports Line-in port Microphone-in jack Headphones/speaker/line-out jack with S/PDIF support SD card slot CPU socket DIMM slot 2 DIMM slot 1 Optical disk - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 113
or when the system enters into the BIOS Setup menu. If it is necessary to bypass the password check, the user needs to short the hardware gap to clear the password by following these steps: • Power off the system, and remove the HDD, AC adapter and battery from the computer. • Open the back cover of - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 114
system will restart. After the Crisis Recovery process is finished, the system should have a successful and workable BIOS after power on. The user can then update the latest BIOS version for this system using the regular BIOS flashing process. Creating the Crisis Disk in Windows Follow these steps - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 115
3. Decompress the Crisis Package Source. Select WINCRIS.EXE and then select Run as administrator under Vista. 4. Keep the default settings and then click on the Start button. 5. When the pop-up warning dialog box appears, press OK to continue creating the Crisis Disk. Chapter 5 109 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 116
6. The Crisis Disk will be created after a few seconds. 7. Press No if you do not want to create another Crisis Disk. 110 Chapter 5 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 117
8. Reconnect the USB removable storage device and check if it contains the 3 files shown in the following figure. Chapter 5 111 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 118
112 Chapter 5 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 119
FRU (Field Replaceable Unit) listing in global configurations of Aspire 7740/7740G Series. Refer to this chapter whenever ordering for parts to made, it will not be noted on the printed Service Guide. For ACER AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code from - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 120
Exploded Diagram 114 Chapter 6 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 121
Aspire 7740/7740G Series FRU List 1. ACER_ASPIRE 7740 UMACBK_JV70_CP (NO: LX.PLY02.025/44 ) Category ADAPTER BATTERY BOARDS No. Part Name 1 ADAPTER 65W 19V 3PIN DELTA ADP-65JH DB A LV5 LED LF YELLOW 1 ADAPTER 65W 19V 3PIN LITEON PA-1650-22AC LV5 LED LF YELLOW 1 ADAPTER 65W 19V 3PIN HIPRO HP - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 122
250V 3PIN ITALY BK 1 POWER CORD 2.5A 250V AUSTRALIA 1 POWER CORD 2.5A 250V SOUTH AFRICA BK (INDIA) 1 POWER CORD 10A 250V SOUTH AFRICA BK (INDIA) 1 POWER CORD 7A 125V 2PIN JAPAN BK 1 POWER CORD 250V 10A 3PIN ISRAEL 1 POWER CORD 2.5A 125V USA 1 POWER CORD 2.5A 125V 1.8M BLACK TAIWANESE 50.PJA01.001 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 123
No. Part Name 1 POWER CORD 10A 250V 1.8M BRAZIL BLK 1 POWER CORD ACA / ACNZ 1 POWER CORD 7.5A 250V 3P AUSTRALIA BK 1 POWER CODE 7A 125V 2PIN JAPAN 2 HDD BRACKET 2 LED LCD BRACKET LEFT W/HINGE 2 LED LCD BRACKET RIGHT W/HINGE Acer Part No. 27.01518.A41 27.03218.021 27.03218.051 27.03518.161 50 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 124
1 TOUCHPAD BRACKET 1 UNITLOAD COVER Acer Part No. 33.PJA01.001 42.PJA01.002 1 UPPER CASE BLACK W/SPEAKER W/O FINGER PRINT HOLE CORE I5 430M PGA 2.26G ARD UP TO SC 2.53G ARRANDALE 3M L3 1 CPU INTEL CORE I5 520M 2.4G 35W ARRANDALE 3M 1 CPU INTEL CORE I5 540M 2.53G ARRANDALE 3M 1 CPU INTEL CORE - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 125
5400RPM WD SATA WD5000BEVT-22ZAT0 F/ W:01.01A01 1 HDD MODULE 640GB 5400RPM SATA 2 HDD 640GB 5400RPM 2.5" SATA WD ML320 WD6400BEVT22A0RT0 F/W:01.01A01 5.4 1 CPU HEATSINK UMA W/FAN Acer Part No. KH.16007.024 KH.16008.022 KH.25001.016 KH.25004.003 KH.25007.015 KH.25007.016 KH.25008.021 KH.32007 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 126
104KEYS NSK-ALA0J AC7T JV50 INTERNAL 17 STANDARD BLACK TEXTURE NORWEGIAN 1 KEYBOARD 104KEYS NSK-ALA0J AC7T JV50 INTERNAL 17 STANDARD BLACK TEXTURE NORWEGIAN 1 KEYBOARD 104KEYS NSK-ALA0J AC7T JV50 INTERNAL 17 STANDARD BLACK TEXTURE HUNGARIAN Acer Part No. KB.I170A.040 KB.I170A.040 KB.I170A - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 127
104KEYS NSK-ALA0J AC7T JV50 INTERNAL 17 STANDARD BLACK TEXTURE FRENCH ARABIC 1 KEYBOARD 104KEYS NSK-ALA0J AC7T JV50 INTERNAL 17 STANDARD BLACK TEXTURE FRENCH CANADIAN 1 KEYBOARD 104KEYS NSK-ALA0J AC7T JV50 INTERNAL 17 STANDARD BLACK TEXTURE FRENCH CANADIAN Acer Part No. KB.I170A.042 KB.I170A - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 128
17.3" WXGA+ GLARE LP173WD1-TLA3 LF 220NIT 8MS 600:1 Acer Part No. LK.1730D.001 LK.17305.001 LK. JV71_CP AS7740 UMA INTEL HM55 LF W/ RTC BATTERY&MODEM BOARD 55.4GC01.051G 1 SODIMM 1GB 1 SCREW M2.5X6 H=0.7~0.8MM 1 SCREW M2.5*L10 BLACK ZN 1 SCREW M2.5*L5 BLACK ZN+NYLOK 1 SCREW M2.5XL4 D4.5 T0.8 GL - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 129
1 SCREW MACH WAFER M3 X L4 NI 1 SCREW M2.5 X L3.5 2 SPEAKER ON UPPER CASE 2 SPEAKER ON UPPER CASE 2 SPEAKER ON LOWER CASE 2 SPEAKER ON LOWER CASE Acer Part No. 86.9A552.3R0 86.9A552.4R0 86.9A552.6R0 86.9A554.4R0 86.9A563.3R5 23.PJA01.002 23.PJA01.002 23.PJA01 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 130
124 Chapter 6 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 131
Model Definition and Configuration Appendix A Appendix A 125 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 132
Appendix A Aspire 7740/7740G Series NOTE: All models have following common specifications: LCD ( BGN 3rd WiFi BG 3rd WiFi BG 3rd WiFi 2x2 BGN Bluetooth Battery Adapter K/B N 6CELL2.2 90W Spanish (KB.I170A.050) Power Cord Continental N 6CELL2.2 90W Sweden Continental (KB.I170A.051) - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 133
127 Appendix A AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G338G50Mn AS7740G624G50Bn AS7740G338G50Mn - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 134
/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_RO11 AS7740G-336G50Mn W7HP64ATNL1 MC MADISON_PRO1GBCbk_V3 4G+2G/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_NL11 AS7740G-334G50Mn EM W7HP64EMATZA2 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_ES61 AS7740G-336G50Mn W7HP64ATLU3 MC MADISON_PRO1GBCbk_V3 4G+2G/500_L/6L2 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 135
/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_ES61 AS7740G-336G50Mn EM W7HP64EMATTR1 MC MADISON_PRO1GBCbk_V3 4G+2G/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_TR31 AS7740G-334G50Mn EM W7HP64EMATTR1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_TR31 Ci3330M Ci3330M Ci3330M Ci3330M Ci3330M Ci3330M Ci3330M Ci3330M - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 136
2G/640/6L2.2/5R/ CB_bgn_0.3D_HG_IT41 AS7740G-334G64Mn W7HP64ATBE1 MC MADISON_PRO1GBCbk_V3 2*2G/640/6L2.2/5R/ CB_bgn_0.3D_HG_NL11 AS7740G-434G50Mn EM W7HP64EMATZA2 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/BT/6L2.2/5R/ CB_bgn_0.3D_HG_ES61 AS7740G-334G50Mn EM W7HP64EMATME2 MC MADISON_PRO1GBCbk_V3 2*2G/500_L - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 137
Middle East Russia Russia Russia Russia Russia Russia Latvia Latvia Belgium Belgium Italy Italy AS7740G-334G50Mn W7HP64ATFR1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_FR21 AS7740G-334G50Mn EM W7HP64EMATME3 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_ES81 AS7740G - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 138
EMEA Israel EMEA Greece EMEA Greece EMEA Eastern Europe EMEA Eastern Europe EMEA Luxembourg AS7740G-334G50Mn W7HP64ATHU1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/8L2.4/5R/ CB_bgn_0.3D_HG_HU11 AS7740G-334G50Mn W7HP64ATHU1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_HU11 AS7740G - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 139
Eastern Europe EMEA Czech EMEA Czech EMEA Spain EMEA Spain EMEA UK EMEA Cyprus EMEA UK AS7740G-334G50Mn W7HP64ATLU3 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_IT41 AS7740G-334G50Mn W7HP64ATCH1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/8L2.4/5R/ CB_bgn_0.3D_HG_IT41 AS7740G - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 140
East Middle East Middle East South Africa Germany Poland AS7740G-334G50Mn W7HP64ATCY1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_ES61 MC MADISON_PRO1GBCbk_V3 2*2G/320/8L2.4/5R/ CB_GN_0.3D_HG_ES51 AS7740G-436G64Mn W7HP64ATDK2 MC MADISON_PRO1GBCbk_V3 4G+2G/640/6L2.2/5R/ CB_GN_0. - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 141
AS7740G-626G50Mn W7HP64ATEU7 MC MADISON_PRO1GBCbk_V3 4G+2G/500_L/8L2.4/5R/ CB_GN_0.3D_HG_SL11 AS7740G-334G50Mn W7HP64RUATUK1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/8L2.4/5R/ CB_GN_0.3D_HG_RU61 AS7740G-334G50Mn EM W7HP64EMATME4 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/8L2.4/5R/ CB_GN_0.3D_HG_RU61 AS7740G - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 142
South Africa Germany Poland Holland Belgium Switzerland Luxembourg Latvia South Africa Algeria AS7740G-334G50Mn EM W7HP64EMATTR1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/8L2.4/5R/ CB_GN_0.3D_HG_TR31 AS7740G-334G50Mn EM W7HP64EMATME2 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/8L2.4/5R/ CB_GN_0.3D_HG_AR21 AS7740G - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 143
EMEA Eastern Europe EMEA Greece EMEA Austria EMEA France EMEA EMEA Eastern Europe Spain AS7740G-334G50Mn EM W7HP64EMATME4 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/8L2.4/5R/ CB_GN_0.3D_HG_ES61 AS7740G-334G50Mn W7HP64ATLV1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/8L2.4/5R/ CB_GN_0.3D_HG_LT11 AS7740G - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 144
/BT/6L2.2/5R/ CB_GN_0.3D_HG_ES61 AS7740G-334G64Mn W7HP64ATDK2 MC MADISON_PRO1GBCbk_V3 2*2G/640/6L2 436G64Mn LINPUSAEU7 MADISON_PRO1GBCbk_V3 4G+2G/640/BT/8L2.4/5R/ CB_GN_0.3D_HG_ENQ1 AS7740G-334G50Mn 320/BT/6L2.2/5R/ CB_GN_0.3D_HG_TR31 AS7740G-434G64Mn EM W7HP64EMATTR1 MC MADISON_PRO1GBCbk_V3 2*2G/640/ - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 145
334G64Mn W7HP64ATIT1 MC MADISON_PRO1GBCbk_V3 2*2G/640/8L2.4/5R/ CB_GN_0.3D_HG_IT11 AS7740G-334G32Mn W7HP64ATIT1 MC MADISON_PRO1GBCbk_V3 2*2G/320/8L2.4/5R/ CB_GN_0.3D_HG_IT11 AS7740G-436G64Mn CB_GN_0.3D_HG_DE11 AS7740G-334G50Mn W7HP64ATDE1 MC 3D_HG_DE61 AS7740G-434G64Mn W7HP64ATDE1 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 146
Holland EMEA EMEA EMEA Eastern Europe Eastern Europe Poland AS7740G-434G64Mn W7HP64ATAT1 MC MADISON_PRO1GBCbk_V3 2*2G/640/6L2.2/5R/ CB_GN_0.3D_HG_DE61 .3D_HG_ENS1 AS7740G-334G64Mn W7HP64ATNO3 MC MADISON_PRO1GBCbk_V3 2*2G/640/6L2.2/5R/ CB_GN_0.3D_HG_ENS1 AS7740G-434G64Bn W7HP64ATDK2 MC - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 147
-434G50Mn W7HP64ATUS1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/6L2.2/5R/ CB_GN_0.3D_HG_FRB1 AS7740G-334G50Mn 436G64Mn W7HP64ATFR1 MC MADISON_PRO1GBCbk_V3 4G+2G/640/6L2.2/5R/ CB_GN_0.3D_HG_FR21 AS7740G-434G50Mn W7HP64ATFR1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/6L2.2/5R/ CB_GN_0.3D_HG_FR21 AS7740G-434G64Mn - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 148
-434G64Mn EM 436G64Mn W7HP64ATCY1 MC MADISON_PRO1GBCbk_V3 4G+2G/640/8L2.4/5R/ CB_GN_0.3D_HG_ES61 AS7740G-528G64Mn W7HP64ATGB1 MC MADISON_PRO1GBCbk_V3 2*4G/640/8L2.4/5R/ CB_GN_0.3D_HG_EN11 AS7740G-434G50Mn W7HP64ATGB1 MC MADISON_PRO1GBCbk_V3 2*2G/500_L/8L2.4/5R/ CB_GN_0.3D_HG_EN11 AS7740G-334G64Mn - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 149
-434G64Mn W7HP64ATGR1 MC MADISON_PRO1GBCbk_V3 2*2G/640/6L2.2/5R/ CB_GN_0.3D_HG_EL31 AS7740G-334G64Mn W7HP64ATFI2 MC MADISON_PRO1GBCbk_V3 2*2G/640/6L2.2/5R/ CB_GN_0.3D_HG_FI12 AS7740G-334G64Mn W7HP64ATSE1 MC MADISON_PRO1GBCbk_V3 2*2G/640/6L2.2/5R/ CB_GN_0.3D_HG_FI12 AS7740G-434G64Bn W7HP64ATFI2 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 150
Africa Denmark Spain Sweden Finland France AS7740G-434G64Mn W7HP64ATEU4 MC MADISON_PRO1GBCbk_V3 2*2G/640/6L2.2/5R 334G64Mn W7HP64ATGR1 MC PARK_XT512Cbk_V3 2*2G/640/6L2.2/5R/ CB_bgn_0.3D_HG_EL31 AS7740G-434G50Mn W7HP64ATIT1 MC PARK_XT512Cbk_V3 2*2G/500_L/6L2.2/5R/ CB_bgn_0.3D_HG_IT11 AS7740G-334G50Mn - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 151
Africa France Middle East UK Cyprus Israel AS7740G-334G32Mn W7HP64ATNO3 MC PARK_XT512Cbk_V3 2*2G/320/6L2.2/5R/ CB_GN_0.3D_HG_ENS1 AS7740G-434G50Mn W7HP64ATCA2 MC PARK_XT512Cbk_V3 2*2G/500_L/8L2.4/5R/ CB_GN_0.3D_HG_FR81 AS7740G-524G50Bn LINPUSAWW1 PARK_XT512Cbk_V3 2*2G/500_L/BT/8L2.4/5R/ CB_bgn_0 - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 152
EM W7HP64EMATME2 MC UMACbk 2*2G/320/6L2.2/5R/CB_bgn_0.3D_HG_AR21 AS7740-334G64Mn W7HP64RUATUK1 MC UMACbk 2*2G/640/BT/6L2.2/5R/CB_GN_0.3D_HG_RU61 AS7740- PA USA AS7740-334G50Mn W7HP64ATUS1 MC UMACbk 2*2G/ Ci3330M 500_L/6L2.2/5R/CB_GN_0.3D_HG_FRB1 PA USA AS7740-434G50Mn W7HP64ATUS1 MC UMACbk - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 153
B 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 compatible Windows® operating system for each model. Refer to the following lists for components, adapter cards, and peripherals which - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 154
Detection AF 16GB Memory Key Transcend JetFlash USB2.0 Flash Drive V85 8GB Memory Key USB HDD USB Hub and Others Huawei mobile connect E220 USB Modem 3G (E220: HSDPA/ UMTS/EDGE/GPRS/GSM) PowerSync USB2.0 4-Port mini HUB(HU151W White) Techworks 4-Port USB2.0 Mini HUB(OW4PTUSBHB) USB Keyboard - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 155
(4x6 photos/CD/ HP DVD/Quick Forms)/Scanner/Copier/Fax) Port: USB2.0/Ethernet/PictBridge/802.11g/BT Photosmart C4580 All-in-One Printer (4x6 photos) / 2GB SD card 2GB (150x Hi-Speed) SanDisk microSDHC 4GB Card with Adapter Kingston SDHC SD4 32GB Card OLYMPUS XD-Picture Card M+ 2GB Speed Card - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 156
150 Appendix B - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 157
and valuable support resources whenever you need them. In the Technical Information section you can download information on all of Acer's Notebook, Desktop and Server models including: • Service guides for all models • User's manuals • Training materials • Bios updates • Software utilities - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 158
152 Appendix C - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 159
108 BIOS Recovery Hotkey 108 BIOS Utility 23-34 Navigating 24 System Security 33 brightness hotkeys 6 button/indicator Bluetooth 9 Wireless LAN 9 buttons easy-launch 9 C caps lock on indicator 5 Clearing BIOS Password steps 107 Clearing Password 107 computer on indicator 5, 6 CPU removing 51 CPU Fan - Acer Aspire 7740G | Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 160
13, 23 System utilities Acer GridVista 13 T Test Compatible Components 147 touchpad and button boards removing 61 Touchpad Check 92 Troubleshooting 89 U Undetermined Problems 104 utility BIOS 23-34 V view bottom 8 front 7 left 7 rear 7 right 8 view front 5 W Windows 2000 Environment Test 148