Acer Extensa 4220 Service Manual
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Acer Extensa 4220 Service Manual

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Acer
Travelmate 4720/4320
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

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  • Page 1 Acer Travelmate 4720/4320 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...

  • Page 2: Revision History

    Revision History Please refer to the table below for the updates made on Travelmate 4720/4320 service guide. Date Chapter Updates...
  • Page 3 Copyright Copyright © 2007 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval 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...
  • Page 4 Any Acer Incorporated software described in this manual is sold or licensed "as is". Should the programs prove defective following their purchase, the buyer (and not Acer Incorporated, its distributor, or its dealer) assumes the entire cost of all necessary servicing, repair, and any incidental or consequential damages resulting from any defect in the software.
  • Page 5 Conventions The following conventions are used in this manual: SCREEN MESSAGES NOTE WARNING CAUTION IMPORTANT Denotes actual messages that appear on screen. Gives bits and pieces of additional information related to the current topic. Alerts you to any damage that might result from doing or not doing specific actions.
  • Page 6 DIFFERENT part number code to those given in the FRU list of this printed Service Guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and service of customer machines.

  • Page 7: Table Of Contents

    Acer eDataSecurity Management Acer eLock Management Acer eRecovery Management Acer eSettings Management Windows Mobility Center Using the System Utilities Acer BiopProtect (for selected models) Acer GridVista (dual-display compatible) Launch Manager Norton Internet Security NTI Shadow Hardware Specifications and Configurations Chapter 2 System Utilities...
  • Page 8 Chapter 3 Machine Disassembly and Replacement Disassembly Requirements General Information Pre-disassembly Instructions Disassembly Process External Module Disassembly Process External Modules Disassembly Flowchart Removing the Battery Pack Removing the SD Dummy Card Removing the Express Dummy Card Removing the Lower Cover Removing the DIMM Removing the WLAN Board Modules Removing the Hard Disk Drive Module...
  • Page 9 Chapter 5 System Block Diagram and Connector Locations System Block Diagram Board Layout Top and Bottom View Chapter 6 FRU (Field Replaceable Unit) List Travelmate 4720/4320 Exploded Diagram Travelmate 4720/4320 Appendix A Model Definition and Configuration Appendix B Test Compatible Components Microsoft®...

  • Page 11: Chapter 1 System Specification

    16.7 million colors MPEG-2/DVD hardware-assisted capability S-video/TV-out (NTSC/PAL) support Storage Subsystem 80/120/160 GB or larger hard disk drive with Acer DASP (Disk Anti-Shock Protection) enhancement Optical drive options: DVD-Super Multi double-layer drive DVD/CD-RW combo drive 5-in-1 card reader supporting Secure Digital (SD), MultiMediaCard (MMC), Memory Stick ™...

  • Page 12: Power Subsystem

    Easy-launch buttons: Acer Empowering Key, Internet, email, user-progammable Productivity keys: Lock, Presentation, Sync Front-access communication switches: WLAN and Bluetooth Audio Two built-in Acer 3DSonic stereo speakers ® Intel High Definition Audio support Built-in microphone MS-Sound compatible Communication Acer Video Conference featuring:...

  • Page 13: Dimensions And Weight

    Dimensions and weight 331 (W) x 248 (D) x 29.7/41.08 (H) mm (13.03 x 9.76 x 1.17/1.62 inches) 2.4 kg (5.29 lbs.) with 6-cell battery pack Environment Temperature: ° Operating: 5 C to 35 C Non-operating: -20 C to 65 C Humidity (non-condensing): operating: 20%~80% Non-operating: 20%~80%...

  • Page 14: Your Acer Notebook Tour

    The left and right buttons function like the left and right mouse buttons. *The center button serves as a 4-way scroll button (for selected models) or Acer BioProtect fingerprint reader supporting Acer FingerNav 4-way control function. (for selected models) Light-Emitting Diodes (LEDs) that light up to show the status of the computer's functions and components.

  • Page 15: Closed Front View

    Closed Front View Icon Item Speakers IEEE 1394 port (6-pin) Infrared port USB 2.0 port Line-in jack Microphone jack Headphones/speaker/ line-out jack Bluetooth communication switch Wireless communication switch Latch Chapter 1 Description Left and right speakers deliver stereo audio output. Connects to IEEE 1394 devices.

  • Page 16: Left View

    Left View Icon Item Kensington lock slot Optical drive Optical disk access indicator Optical drive eject button Emergency eject hole USB 2.0 port 5-in-1 card reader Right View Icon Item PC Card slot eject button PC Card slot Two USB 2.0 ports S-Video/TV-out (NTSC/ PAL) port Ethernet (RJ-45) port...

  • Page 17: Rear Panel

    Rear Panel Icon Item Ventilation slots Modem (RJ-11) port Bottom Panel Item Battery bay Battery lock Hard disk bay Memory compartment Battery release latch Chapter 1 Description Enable the computer to stay cool, even after prolonged use. Connects to a phone line. Description Houses the computer's battery pack.

  • Page 18: Indicators

    Indicators The computer has four easy-to-read status indicators: Icon Function Description The front panel indicators are visible even when the computer cover is closed up. Icon Function Num lock Cap lock Power Battery Bluetooth Wireless LAN NOTE: Battery LED status during charging: •...

  • Page 19: Easy-Launch Buttons

    > and one user-programmable button. Press < > to run the Acer Empowering Technology. The mail and Web browser buttons are pre-set to email "Launch Manager" on page 51 and Internet programs, but can be reset by users. To set the Web browser, mail and programmable buttons, run the Acer Launch Manager.

  • Page 20: Productivity Keys

    Productivity Keys Three productivity keys give users one-touch access to protection and manageability features for a more secure, smarter and easier way to work. Lock key - quickly locks and secures your system when you need to leave your desk. Presentation key - prepares your system display for presentation, a handy shortcut for busy professionals.

  • Page 21: Touchpad

    Use the 4-way scroll (3) button (for selected models) or Acer BioProtect fingerprint reader (3) supporting Acer FingerNav 4-way control function (for selected models) to scroll up or down and move left or right a page. This button or fingerprint reader mimics your cursor pressing on the right scroll bar of Windows applications.
  • Page 22 Function Left Button (1) Access context menu Scroll NOTE: When using the touchpad, keep it - and your fingers - dry and clean. The touchpad is sensitive to finger movement; hence, the lighter the touch, the better the response. Tapping too hard will not increase the touchpad’s responsiveness.

  • Page 23: Using The Keyboard

    Using the Keyboard The keyboard has full-sized keys and an embedded keypad, separate cursor keys, two Windows keys and twelve function keys, and two special keys. Lock Keys and Embedded Numeric Keypad The keyboard has three lock keys which you can toggle on and off. Lock Key Description Caps Lock...

  • Page 24: Windows Keys

    Windows Keys The keyboard has two keys that perform Windows-specific functions. Icon Windows key Application key Description Pressed alone, this key has the same effect as clicking on the Windows Start button; it launches the Start menu. It can also be used with other keys to provide a variety of functions: <...

  • Page 25: Hotkeys

    Fn-z Chapter 1 Function Description Hot key help Displays help on hot keys. Acer eSettings Launches the Acer eSettings in Acer eManager. Acer ePower Launches the Acer ePowerManagement in Acer Management eManager. Sleep Puts the computer in Sleep mode. Display toggle Switches display output between the display screen, external monitor (if connected) and both.

  • Page 26: Special Keys

    Special Keys You can locate the Euro symbol and the US dollar sign at the upper-center and/or bottom-right of your keyboard. The Euro symbol Open a text editor or word processor. Either press < > at the bottom-right of the keyboard, or hold <Alt Gr> and then press the <5> key at the upper-center of the keyboard.

  • Page 27: Acer Empowering Technology

    Acer Empowering Technology The Empowering Technology toolbar makes it easy for you to access frequently used functions and manage your new Acer system. Displayed by default in the upper half of your screen, it provides access to the following utilities: Acer eNet Management hooks up to location-based networks intelligently.

  • Page 28: Acer Enet Management

    To access this utility, select "Acer eNet Management" from the Empowering Technology toolbar or run the program from the Acer Empowering Technology program group in Start menu. You can also set Acer eNet Management to start automatically when you boot up your PC.
  • Page 29 Acer eNet Management can save network settings for a location to a profile, and automatically switch to the appropriate profile when you move from one location to another. Settings stored include network connection settings (IP and DNS settings, wireless AP details, etc.), as well as default printer settings. Security and safety concerns mean that Acer eNet Management does not store username and password information.

  • Page 30: Acer Epower Management

    To access this utility, select "Acer ePower Management" from the Empowering Technology toolbar, run the program from the Acer Empowering Technology program group in Start menu, or right-click the Windows power icon in the system tray and select "Acer ePower Management".

  • Page 31: Battery Status

    Battery status For real-time battery life estimates based on current usage, refer to the panel in the upper half of the window. Click the to view estimated battery life in sleep and hibernate modes. Chapter 1...

  • Page 32: Acer Epresentation Management

    Acer ePresentation Management Acer ePresentation Management lets you project your computer's display to an external display device or projector using the hotkey: <Fn> + <F5>. If auto-detection hardware is implemented in the system and the external display supports it, your system display will be automatically switched out when an external display is connected to the system.

  • Page 33: Acer Edatasecurity Management

    Acer eDataSecurity Management Acer eDataSecurity Management is an encryption utility that protects your files from being accessed by unauthorized persons. It is conveniently integrated with Windows Explorer as a shell extension for quick data encryption/decryption and also supports on-the-fly file encryption for Lotus Notes and Microsoft Outlook.

  • Page 34: Acer Elock Management

    Acer eLock Management Acer eLock Management is simple yet effective utility that allows you to lock removable storage, optical and floppy drive devices to ensure that data can't be stolen while your system is unattended. Removable Storage Devices — includes USB disk drives, USB pen drives, USB flash drives, USB MP3 drives, USB memory card readers, IEEE 1394 disk drives, and any other removable storage devices that can be mounted as a file system when plugged into the system.

  • Page 35: Acer Erecovery Management

    From previously-created CD/DVD Reinstall applications/drivers NOTE: If your computer did not come with a Recovery CD or System CD, please use Acer eRecovery Management's "System backup to optical disc" feature to burn a backup image to CD or DVD. To...

  • Page 36: Acer Esettings Management

    Acer eSettings Management Acer eSettings Management allows you to inspect hardware specifications, set BIOS passwords and modify boot options. Acer eSettings Management also: Provides a simple graphical user interface for navigation. Prints and saves hardware specifications. Lets you set an asset tag for your system.

  • Page 37: Windows Mobility Center

    The Windows Mobility Center collects key mobile-related system settings in one easy-to-find place, so you can quickly configure your Acer system to fit the situation as you change locations, networks or activities. Settings include display brightness, power plan, volume, wireless networking on/off, external display settings, display orientation and synchronization status.

  • Page 38: Using The System Utilities

    Acer BioProtect Fingerprint Solution also allows you to navigate through web browsers and documents using Acer FingerNav. With Acer BioProtect Fingerprint Solution, you can now enjoy an extra layer of protection for your personal computer, as well as the convenience of accessing your daily tasks with a simple swipe of your finger! For more information refer to the Acer BioProtect help files.

  • Page 39: Acer Gridvista (Dual-Display Compatible)

    Acer GridVista is a handy utility that offers four pre-defined display settings so you can view multiple windows on the same screen. To access this function, please go to Start, All Programs and click on Acer GridVista. You may choose any one of the four display settings indicated below: Double (vertical), Triple (primary at left), Triple (primary at right), or Quad Acer Gridvista is dual-display compatible, allowing two displays to be partitioned independently.

  • Page 40: Launch Manager

    Launch Manager Launch Manager allows you to set the four easy-launch buttons located above the keyboard. You can access the Launch Manager by clicking on Start, All Programs, and then Launch Manager to start the application. Norton Internet Security Norton Internet Security is an anti-virus utility that can protect against viruses, keeping your data safe and secure.

  • Page 41: Nti Shadow

    NTI Shadow NTI Shadow allows users to schedule continuous backup jobs that copy the contents of one or more folders (the "backup source") to another location (the "backup destination"). The backup jobs are continuous because they are scheduled to regularly update the data in the backup folder either continuously or in user-defined intervals.

  • Page 42: Hardware Specifications And Configurations

    Hardware Specifications and Configurations Processor Item Specification CPU type Intel T7100 Mobile Processor Clock Speeds 1.8 GHz L2 Cache 2 MB Front Side Bus 800 MHz Socket Interface Socket P (PGA/BGA) System Board Major Chips Item Specification System core logic Intel GM965 Express + Intel ICH8M chipset HDD controller Intel ICH8M chipset...
  • Page 43 Intel Dynamic Video Memory Technology 4.0 (8MB of dedicated system memory, up to 256MB of shared system memory), supporting Microsoft DirectX 9 and DirectX 10 Specification Realtek ALC268 Codec Two built-in Acer 3DSonic stereo speakers, Supports high definition audio, Built-in microphone, MS-sound compatible Specification TI7412 Type-II...
  • Page 44 Acer FineTouch keyboard 5-degree curve, 88-/89- key, inverted “T” cursor layout, 2.5 mm (minimum) key travel, touchpad pointing device with 4-way scroll button or Acer BioProtect fingerprint reader supporting Acer Finger Nav 4-way control function, hotkey controls, embedded numeric keypad, multi-language support, three easy-...
  • Page 45 Combo Drive Interface Item Vendor Model name Drive type Data transfer rate Buffer Memory Interface Applicable disc format Power supply DVD Drive Interface Item Vendor Model name Drive type Data transfer rate Buffer Memory Chapter 1 Specification Sony Slim Combo CRX880A Internal Slim CD-RW/DVD combo drive Write: •...
  • Page 46 DVD Drive Interface Item Interface Applicable disc format Power supply Battery Item Vendor Battery Type Pack capacity Item Vendor Model name Screen diagonal (mm) Display resolution (pixels) Aspect ratio Active area (mm) Pixel pitch (mm) Mode Number of colors Color saturation (NTSC%) Typical white luminance (cd/m also called brightness Contrast ratio...
  • Page 47 AC Adapter Item Vendor Model Name Output rating Input (Vac) System Power Management ACPI mode Chapter 1 Specification Delta Lite-On SADP-65KB AB PA-1650-02 WR 19 V/3.42 A, 65 W 19 V/3.42 A, 65 W 90 ~ 270 100 ~ 240 Power Management •...
  • Page 48 Chapter 1...

  • Page 49: Chapter 2 System Utilities

    System Utilities BIOS Setup Utility The BIOS Setup Utility is a hardware configuration program built into your system’s BIOS (Basic Input/Output System). Since most systems are already properly configured and optimized, there is no need to run this utility. The BIOS setup utility stores basic settings for your system. You will need to run this utility if you encounter configuration problems.

  • Page 50: Information Menu

    Information Menu I n f o r m a t i o n M a i n C P U Ty p e : C P U S p e e d : I D E 0 M o d e l N a m e : I D E 0 S e r i a l N u m b e r : I D E 1 M o d e l N a m e : I D E 1 S e r i a l N u m b e r :...

  • Page 51: Main Menu

    Main Menu I n f o r m a t i o n M a i n S y s t e m Ti m e : S y s t e m D a t e : S y s t e m M e m o r y : E x t e n d e d M e m o r y : Vi d e o M e m o r y : Q u i e t B o o t :...

  • Page 52: Advanced Menu

    Advanced Menu I n f o r m a t i o n M a i n A H C I M o d e : I n f r a r e d P o r t : A S F C o n f i g u r a t i o n H e l p S e l e c t I t e m E s c...

  • Page 53: Security Menu

    Security Menu I n f o r m a t i o n M a i n S u p e r v i s o r P a s s w o r d I s : U s e r P a s s w o r d I s : S e c o n d a r y M A S .
  • Page 54 Setting a System Password Use the up/down keys to select a password parameter (Set Supervisor Password, Set User Password, or Set Secondary MAS.Disk Password), then press Enter. A Password box will appear. Type a password then press Enter. The password may consist of up to six alphanumeric characters (A-Z, a-z, 0-9). Retype the password to verify the first entry then press Enter again.

  • Page 55: Boot Menu

    Boot Menu This menu allows you to set the drive priority during system boot-up. The system will attempt to boot from the first device on the list. If the first device is not available, it will continue down the list until it reaches an available device.

  • Page 56: Exit Menu

    Exit Menu I n f o r m a t i o n M a i n E x i t S a v i n g C h a n g e s E x i t D i s c a r d i n g C h a n g e s L o a d S e t u p D e f a u l t s D i s c a r d C h a n g e s S a v e C h a n g e s...

  • Page 57: Chapter 3 Machine Disassembly And Replacement

    Machine Disassembly 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 discharge Flat screwdriver Philips screwdriver Hex screwdriver...

  • Page 58: General Information

    General Information Pre-disassembly Instructions Before proceeding with the disassembly procedure, make sure that you do the following: Turn off the power to the system and all peripherals. Unplug the AC adapter and all power and signal cables from the system. Place the system on a flat, stable surface.

  • Page 59: Disassembly Process

    Disassembly Process The disassembly process is divided into the following stages: External module disassembly Main unit disassembly LCD module disassembly The flowcharts provided in the succeeding disassembly sections illustrate the entire disassembly sequence. Observe the order of the sequence to avoid damage to any of the hardware components. For example, if you want to remove the mainboard, you must first remove the keyboard, then disassemble the inside assembly frame in that order.

  • Page 60: External Module Disassembly Process

    External Module Disassembly Process External Modules Disassembly Flowchart 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 mainboard, you must first remove the keyboard, then disassemble the inside assembly frame in that order.

  • Page 61: Removing The Battery Pack

    Removing the Battery Pack Turn base unit over. Slide the battery lock/unlock latch to the unlock position (1). Slide and hold the battery release latch to the release position (2), then remove the battery from the main unit (3). Removing the SD Dummy Card See “Removing the Battery Pack”...

  • Page 62: Removing The Express Dummy Card

    Remove the card from the slot. Removing the Express Dummy Card See “Removing the Battery Pack” on page 51. Push the eject button all the way in to release the button. Push it again to eject the dummy card. Remove the card from the slot. Chapter 3...

  • Page 63: Removing The Lower Cover

    Removing the Lower Cover See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. Loosen the four screws (A) on the lower cover. Step Remove the screw (B) on the lower cover.

  • Page 64: Removing The Wlan Board Modules

    Push out the latches on both sides of the DIMM socket to release the DIMM. Remove the DIMM module. Do the same on the other board. Removing the WLAN Board Modules See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card”...

  • Page 65: Removing The Hard Disk Drive Module

    Disconnect the two antenna cables from the WLAN board, then move the antennas away from the board. Remove the two screws (C) on the WLAN board to release the WLAN board. Step Detach the WLAN board from the WLAN socket. NOTE: When attaching the antennas back to the WLAN board, make sure the cable are routed properly.
  • Page 66 Pull the HDD module out by pulling on the mylar attached to it, gently slide-out the HDD module from its bay. NOTE: To prevent damage to device, avoid pressing down on it or placing heavy objects on top of it. Remove the HDD rubber enclosure by gently prying open the enclosure, starting on either side (3) and proceeding down the bottom (4) and towards the top of the disk (5), then pull it up to detach from the HDD module (6).

  • Page 67: Removing The Optical Drive Module

    Remove the two screws (D) on the HDD bracket. Step Remove the bracket as shown. Removing the Optical Drive Module See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. See “Removing the Lower Cover”...
  • Page 68 Using the flat screwdriver, press the end of the module forward, then slide out the optical drive module from the main unit. Remove the two screws (F) securing the optical bracket and remove the locker bracket from the optical disk drive module. Step Size (Quantity) M2 x L2.5 (2)

  • Page 69: Main Unit Disassembly Process

    Main Unit Disassembly Process Main Unit Disassembly Flowchart CPU HEATSINK MODULE LED INDICATORS BOARD Chapter 3 MAIN UNIT DISASSEMBLY MAIN UNIT MIDDLE COVER KEYBOARD LCD MODULE Ax1, Gx11 UPPER CASE TOUCHPAD BRACKET ASSEMBLY TOUCHPAD BOARD DAUGHTER BOARD MAIN BOARD MODEM BOARD BLUETOOTH BOARD SPEAKER MODULES LOWER CASE...

  • Page 70: Removing The Fan Module

    Screw List Removing the Fan Module See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. See “Removing the Lower Cover” on page 53. Detach the heatsink cable.

  • Page 71: Removing The Cpu Heatsink Module

    Remove the screws (F) securing the fan to the main unit. Step Remove the fan from the main unit. Removing the CPU Heatsink Module See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card”...

  • Page 72: Removing The Cpu

    Carefully pull the heatsink out of the edge of the main unit. Remove the heatsink. Removing the CPU See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. See “Removing the Lower Cover”...

  • Page 73: Removing The Middle Cover

    Using a flat screwdriver, turn the CPU socket latch counter-clockwise to release the CPU, then remove the CPU. NOTE: When installing the CPU, make sure to install the CPU with PIN 1 at the corner as shown. Removing the Middle Cover See “Removing the Battery Pack”...

  • Page 74: Removing The Keyboard

    Carefully insert the flat screwdriver under the side of the middle cover and gently pry up the middle cover. Continue prying the middle cover until the full length of the cover releases from the main unit, then remove the cover. Removing the Keyboard See “Removing the Battery Pack”...
  • Page 75 Remove the two screws (C) securing the keyboard. Step Carefully pry up and out the keyboard and turn it over. Chapter 3 Size (Quantity) M2 x L3 (2) Color Torque Silver 1.6 kgf-cm...
  • Page 76 Disconnect the keyboard cable from the mainboard to remove the keyboard. Chapter 3...

  • Page 77: Removing The Lcd Module

    Removing the LCD Module See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. See “Removing the Lower Cover” on page 53. See “Removing the Fan Module” on page 60. See “Removing the CPU Heatsink Module”...
  • Page 78 13. Disconnect the internal microphone cable. 14. Detach the mylar tape securing the mic and antenna cables to the upper case. 15. Carefully release the cables from the latches as shown. Chapter 3...
  • Page 79 16. Detach the mylar tape from the LCD coaxial cable. 17. Disconnect the LCD coaxial cable from the mainboard. 18. Disconnect the cover switch cable from the mainboard. 19. Turn the system over and remove the two screws (D) from the base of the unit. Step Size (Quantity) Color...

  • Page 80: Separating The Upper Case From The Lower Case

    20. Remove the two screws (D) from the left and right hinge of the LCD module. Step 21. Carefully remove the LCD module from the base unit. NOTE: Make sure the cables are routed well before connecting the cables back to the unit. Separating the Upper Case from the Lower Case See “Removing the Battery Pack”...

  • Page 81: Removing The Touchpad Board Module

    11. Remove the screw (A) on the top panel. Step 12. Turn the system over and remove the 11 screws (G) on the bottom panel. Step 1~11 13. Gently detach the upper case from the lower case. Removing the Touchpad Board Module See “Removing the Battery Pack”...
  • Page 82 See “Removing the Keyboard” on page 64. 10. See “Removing the LCD Module” on page 67. 11. See “Separating the Upper Case from the Lower Case” on page 70. 12. Disconnect the touchpad cable from the touchpad board. 13. Disconnect the fingerprint cable from the fingerprint board. 14.

  • Page 83: Removing The Fingerprint Board

    16. Carefully insert the flat screwdriver under the side of the touchpad board and gently pry up the board. 17. Continue prying the board until it releases from the upper case, then remove the board. Removing the Fingerprint Board See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card”...

  • Page 84: Removing The Led Indicators Board

    13. Remove the two screws (C) securing the fingerprint board to the bracket. Step 14. Detach the fingerprint board. Removing the LED Indicators Board See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card”...

  • Page 85: Remove The Daughter Board

    12. Remove the screw (G) on the LED indicators board. Step 13. Turn the LED board over, then detach the LED cable from the board. 14. Disconnect the LED board cable from the board, then remove the board. Remove the Daughter Board See “Removing the Battery Pack”...
  • Page 86 11. See “Separating the Upper Case from the Lower Case” on page 70. 12. Disconnect the Bluetooth board cable from the mainboard. 13. Disconnect the speaker cable from the mainboard. 14. Remove the two screws (C) that secures the daughter board to the mainboard. Step 15.

  • Page 87: Removing The Mainboard

    Removing the Mainboard See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. See “Removing the Lower Cover” on page 53. See “Removing the Fan Module” on page 60. See “Removing the CPU Heatsink Module”...

  • Page 88: Removing The Modem Board

    15. Turn the mainboard over then disconnect the modem cable from modem board. 16. Disconnect the modem board cable from the mainboard. Removing the Modem Board See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card”...

  • Page 89: Removing The Bluetooth Board

    14. Remove the two screws (C) on the modem board. Step 15. Detach the modem board from the mainboard. Removing the Bluetooth Board See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card”...

  • Page 90: Removing The Speaker Modules

    14. Carefully detach the Bluetooth board from the right spearker module. Removing the Speaker Modules See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. See “Removing the Lower Cover”...
  • Page 91 16. Carefully detach the speaker modules as shown. Chapter 3...

  • Page 92: Lcd Module Disassembly Process

    LCD Module Disassembly Process LCD Module Disassembly Flowchart BOARD MICROPHONE Main Screw List Item LCD MODULE DISASSEMBLY LCD MODULE Ix4 Ex2 LCD BEZEL INVERTER BOARD LCD ASSEMBLY LCD FPC LEFT LCD CABLE BRACKET LEFT HINGE RIGHT MAIN ANTENNA LCD BACK PANEL Screw M2 x L3 M2.5 x L6...

  • Page 93: Removing The Lcd Bezel

    Removing the LCD Bezel See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. See “Removing the Lower Cover” on page 53. See “Removing the Fan Module” on page 60. See “Removing the CPU Heatsink Module”...

  • Page 94: Removing The Inverter Board

    13. Carefully pry open the LCD bezel and remove the bezel from the LCD module. Removing the Inverter Board See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. See “Removing the Lower Cover”...

  • Page 95: Removing The Lcd With Brackets

    13. Turn the inverter board over. 14. Disconnect the inverter board cable from its connector, then disconnect the 2P cable on the inverter board. 15. Remove the inverter board. Removing the LCD with Brackets See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card”...
  • Page 96 12. See “Removing the Inverter Board” on page 84. 13. Detach the CCD board cable from the CCD board, then remove the board. 14. Remove the two screws (J) securing the left and right LCD brackets. Step 15. Carefully detach the cables from the latches on the LCD bracket as shown. 16.

  • Page 97: Removing The Lcd Brackets

    17. Turn the LCD panel over, then detach the acetic tapes holding the FPC cable to the edge of the LCD panel and detach the acetic tape securing the FPC connector. 18. Disconnect the FPC cable from the LCD panel. Removing the LCD Brackets See “Removing the Battery Pack”...
  • Page 98 14. Remove the eight screws (C) securing the left and right LCD brackets to remove the brackets. Step Size (Quantity) Color Torque M2 x L3 (8) Silver 1.6 kgf-cm Chapter 3...

  • Page 99: Removing The Lcd Module Hinges

    Removing the LCD Module Hinges See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. See “Removing the Lower Cover” on page 53. See “Removing the Fan Module” on page 60. See “Removing the CPU Heatsink Module”...

  • Page 100: Removing The Antennas

    Removing the Antennas See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. See “Removing the Lower Cover” on page 53. See “Removing the Fan Module” on page 60. See “Removing the CPU Heatsink Module”...

  • Page 101: Removing The Microphone

    Removing the Microphone See “Removing the Battery Pack” on page 51. See “Removing the SD Dummy Card” on page 51. See “Removing the Express Dummy Card” on page 52. See “Removing the Lower Cover” on page 53. See “Removing the Fan Module” on page 60. See “Removing the CPU Heatsink Module”...
  • Page 102 Chapter 3...

  • Page 103: Chapter 4 Troubleshooting

    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. Obtain the failing symptoms in as much detail as possible.

  • Page 104: System Check Procedures

    System Check Procedures External CD/DVD-ROM Drive Check Perform the following procedures to isolate the possible problem a controller, drive, or CD-ROM. NOTE: Make sure that the CD-ROM does not have any label attached to it. The label may damage the drive or cause drive failure.

  • Page 105: Power System Check

    Power System Check Do the following: Remove the battery pack. Connect the power adapter and check the power supply. Disconnect the power adapter and install the battery pack; then check that power supply. If you suspect a power problem, see the appropriate power supply check in the following list: “Check the Power Adapter”...

  • Page 106: Touchpad Check

    Touchpad Check If the touchpad doesn’t work, do the following procedures in sequence to correct the problem. Do not replace a non-defective FRU: After rebooting, run Tracking Pad PS2 Mode Driver. For example Syn touch driver. Run utility with the PS/2 mouse function and check if the mouse is working. If the PS/2 mouse does not work, then click if the main board to switch board FPC is connected properly.

  • Page 107: Power-On Self-Test (Post) Error Message

    Power-On Self-Test (POST) Error Message The POST error message index lists the error message and their possible causes. NOTE: Perform the FRU replacement or actions in the sequence shown in FRU/Action column, if the FRU replacement does not solve the problem, put the original part back in the computer. Do not replace a non-defective FRU.

  • Page 108: Index Of Error Messages

    Index of Error Messages Error Message List Error Messages Stuck Key System CMOS checksum bad - Default configuration used Real time clock error Previous boot incomplete - Default configuration used Invalid System Configuration Data Operating system not found Power-on indicator turns off and LCD is blank.
  • Page 109 Error Message List No beep Error Messages No beep, power-on indicator turns off and LCD is blank. No beep, power-on indicator turns on and LCD is blank. No beep, power-on indicator turns on and LCD is blank. But you can see POST on an external CRT.

  • Page 110: Phoenix Bios Beep Codes

    Phoenix BIOS Beep Codes Code Beeps 1-2-2-3 1-3-1-1 1-3-1-3 1-3-4-1 1-3-4-3 1-4-1-1 POST Routine Description Verify Real Mode Disable Non-Maskable Interrupt (NMI) Get CPU type Initialize system hardware Initialize chipset with initial POST values Set IN POST flag Initialize CPU registers Enable CPU cache Initialize caches to initial POST values Initialize I/O component...
  • Page 111 Code Beeps 2-1-2-3 2-2-3-1 Chapter 4 POST Routine Description Check ROM copyright notice Check video configuration against CMOS Initialize PCI bus and 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...
  • Page 112 Code Beeps POST Routine Description Initialize Extended BIOS Data Area Test and initialize PS/2 mouse Initialize floppy controller Determine number of ATA drives (optional) Initialize hard-disk controllers Initialize local-bus hard-disk controllers Jump to UserPatch2 Build MPTABLE for multi-processor boards Install CD-ROM for boot Clear huge ES segment register Fixup Multiprocessor table Search for option ROMs.

  • Page 113: Bios Beep Codes For Boot Block In Flash Rom

    Code Beeps * If the BIOS detects error 2C, 2E, or 3O (base 512K RAM error), it displays an additional word-bitmap (xxxx) indicating the address line or bits that failed. For example, "2C 0002" means address line 1 (bit one set) has failed. "2E 1020" means data bits 12 and 5 (bits 12 and 5 set) have failed in the lower 16 bits.

  • Page 114: Index Of Symptom-To-Fru Error Message

    Index of Symptom-to-FRU Error Message LCD-Related Symptoms Symptom / Error LCD backlight doesn't work LCD is too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted Unreadable LCD screen Missing pels in characters Abnormal screen Wrong color displayed LCD has extra horizontal or vertical lines displayed.
  • Page 115 Power-Related Symptoms Symptom / Error The system doesn’t power-off. Battery can’t be charged PCMCIA-Related Symptoms Symptom / Error System cannot detect the PC Card (PCMCIA) PCMCIA slot pin is damaged. Memory-Related Symptoms Symptom / Error Memory count (size) appears different from actual size.
  • Page 116 Power Management-Related Symptoms Symptom / Error The system doesn't resume from hibernation mode. The system doesn't resume from standby mode after opening the LCD. Battery fuel gauge in Windows doesn’t go higher than 90%. System hangs intermittently. Peripheral-Related Symptoms Symptom / Error System configuration does not match the installed devices.
  • Page 117 Keyboard/Touchpad-Related Symptoms Symptom / Error Touchpad does not work. Modem-Related Symptoms Symptom / Error Internal modem does not work correctly. NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined Problems” on page 109. Chapter 4 Action in Sequence Reconnect touchpad cable.

  • Page 118: Intermittent Problems

    Intermittent Problems Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a recurring problem exists. When analyzing an intermittent problem, do the following: Run the advanced diagnostic test for the mainboard in loop mode at least 10 times.

  • Page 119: Undetermined Problems

    Follow procedures below to isolate the failing FRU. Do not isolate non-defective FRU. Power off the computer. Visually check them for damage. If any problems are found, replace the FRU. Remove or disconnect all of the following devices: Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disc drive...
  • Page 120 Chapter 4...

  • Page 121: Chapter 5 System Block Diagram And Connector Locations

    Chapter 5 System Block Diagram and Connector Locations System Block Diagram Chapter 5...

  • Page 122: Board Layout

    Board Layout Top and Bottom View Chapter 5...
  • Page 123 Lid switch connector Power key switch Launch key switch LCD cable connector Keyboard connector LED board connector Microphone cable connector Chapter 5 Fingerprint board connector Touchpad board connector Bluetooth cable connector Speaker cable connector Daughter board connector System fan connector...

  • Page 124: Switch Setting

    Switch Setting PSW_CLR# Short G86 to clear password. GAP-OPEN KBC_MATRIX0# R287 SW-DIP-4-2-U2-GP 10KR2J-3-GP Chapter 5...
  • Page 125 Standard Operation Procedures of Password Bypassing and BIOS Recovery For RD and CSD to debug easily, the system provide one hardware DIP switch for Bypassing Password Check, and one Hotkey to enable BIOS Recovery. DIP Switches: Hotkey to enable BIOS Recovery: Fn+ESC, then Power Button. To use this function, it is strongly recommended that the AC adapter is connected to the system and plug-in to a wall outlet and the Battery is also in the system Bypassing Password Check (SW1): If the user has set Password (power-on or setup password) for security...
  • Page 126 Chapter 5...

  • Page 127: Chapter 6 Fru (Field Replaceable Unit) List

    Acer office to order FRU parts for service. NOTE: To scrap or to return the defective parts, follow the local government ordinance or regulations on how to dispose it properly, or follow the rules set by your regional Acer office on how to return it. Chapter 6...

  • Page 128: Travelmate 4720/4320 Exploded Diagram

    Travelmate 4720/4320 Exploded Diagram Chapter 4...
  • Page 129 KH.08007.021, KH.12004.006, KH.12007.010, KH.12008.018 42.40C08.001 Part Name and Description ADAPTER 65W DELTA SADP-65KB DBE ADAPTER 65W LITEON PA-1650-02WR ADAPTER 65W LISHIN SLS0335A19A54LF BATTERY PACK Li-Mn 6CELL 2.0MAH PANASONIC BATTERY PACK Li-ion 6CELL 2.0MAH SONY BATTERY PACK Li-Mn 6CELL 2.0MAH SIMPLO Acer Part No.
  • Page 130 Category Part Name and Description Acer Part No. WIRELESS LAN BOARD 802.11BG FOXCONN ATHEROS EU WIRELESS LAN BOARD 802.11BG FOXCONN BCM4318 MODEM BOARD FOXCONN T60M845.01 TOUCHPAD BOARD SYNAPTICS TM51- LED BOARD BLUETOOTH MODULE FOXCONN BCM2045 Note: The bluetooth module does not contain the black mylar as the image shows.
  • Page 131 POWER CORD 10A 250V 3PIN BK SOUTH AFRICA POWER CORD 10A 250V SWISS POWER CORD 2.5A 250V AUSTRALIA POWER CORD 2.5A 250V SOUTH AFRICA BK POWER CODE 7A 125V JAPAN 2PIN LOWERCASE W/SPEAKER SPEAKER MIDDLE COVER W/MICROPHONE (TRAVELMATE) MIDDLE COVER W/MICROPHONE Acer Part No.
  • Page 132 UPPER CASE (ASPIRE) COMBO MODULE 24X OPTICAL FIX HOLDER BRACKET OPTICAL RAIL HOLDER OPTICAL BEZEL GBASE FOR COMBO COMBO MODULE 24X HLDS GCC-4244N LF 1.00AB W/O BEZEL COMBO MODULE 24X LITEON SOSC- 2485K W/O BEZEL Acer Part No. Chapter 4...
  • Page 133 DVD-RW DRIVE 8X S-MUTI HLDS GSA- 4082N W/O BEZEL DVD-RW DRIVE 8X DUAL LITEON SOSW-833S W/O BEZEL DUAL PIO/DVR-K16RA AG1 NOBZ LF DUAL PAN/UJ-850 AG1 NOBZL LF DUAL HLD/GWA-4082N MORAR GCP03 S-MUTI PAN/UJ-850 AG1 NOBZL LF FAN SUNON AG1 Acer Part No.
  • Page 134 HDD MODULE 80 GB HDD MODULE 120 GB HDD MODULE RUBBER ENCLOSURE HDD BRACKET CPU HEATSINK W/SCREW W/O FAN KEYBOARD 89KEY DARFON NSK- H3M00 SWISS KEYBOARD 88KEY DARFON NSK- H30M02 TAIWAN(CHINESE) KEYBOARD 88KEY DARFON NSK- H3M03 THAI Acer Part No. Chapter 4...
  • Page 135 Category Part Name and Description Acer Part No. KEYBOARD 89KEY DARFON NSK- H3M06 PORTUGA KEYBOARD 88KEY DARFON NSK- H3M0A ARABIA KEYBOARD 89KEY DARFON NSK- H3M0C CZECH KEYBOARD 89KEY DARFON NSK- H3M0D DANISH KEYBOARD 89KEY NSK-H30M0E DARFON ITALY KEYBOARD 89KEY DARFON NSK-...
  • Page 136 Category Part Name and Description Acer Part No. KEYBOARD 88KEY DARFON NSK- AEK0A ARABIC KEYBOARD 89KEY DARFON NSK- AEK0C CZECH KEYBOARD 89KEY DARFON NSK- AEK0D DANISH KEYBOARD 89KEY DARFON NSK- AEK0E ITALY KEYBOARD 89KEY DARFON NSK- AEK0F FRENCH KEYBOARD 88KEY DARFON NSK-...
  • Page 137 LCD MODULE CMO 14.1" WXGA NON- GLARE W/ ANTENNA N141I1-L02 INVERTER BOARD YEC YNV-W02 INVERTER BOARD FOXCONN T62I240.00 INVERTER BOARD RoHS VK.21189.406 WIRELESS ANTENNA LEFT/RIGHT MAINBOARD W/O CPU W/PCMCIA SLOT & RTC BATTERY RTC BATTERY PCMCIA SLOT Acer Part No.
  • Page 138 SCW HEX NYL I#R-40/O#4-40 L5.5 SCREW MACH WAFER M2*L4 NI SCRW M2*L3 BLACK SCRW M2 X 2 SCR M2.5*12L B-ZN NYLOK I-HEAD SCREW M2.5-6 WCH MSN+CBZ SCREW M2X2.5 SCREW M2*3 NYLON 1JMCPC-420325 SCREW SCREW M2.5*4L(NYLOCK)BLACK ZN Acer Part No. Chapter 4...
  • Page 139 Category Part Name and Description Acer Part No. SRW M2.5*8L B/ZN NYLOK 700 SCREW M3x4(86.9A524.4R0) SCREW WAFER NYLOK NI 2ML3 SCRW M2*4 WAFER NI SCRW M2.5*3 WAFER NI SCREW NYLOK M2.5-5 SCREW M2.5*L3 Microphone MICROPHONE Chapter 4...

  • Page 140: Travelmate 4720/4320

    Appendix A Model Definition and Configuration Travelmate 4720/4320 Acer Count Descriptio DIMM DIMM HDD 1 Wireless Bluetoot Model Part (GB) Appendix A...
  • Page 141 Appendix A...
  • Page 142 Appendix A...

  • Page 143: Appendix B Test Compatible Components

    Appendix 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 Windows Vista Business, Vista Home Premium, and Vista Home Basic environment. Refer to the following lists for components, adapter cards, and peripherals which have passed these tests.

  • Page 144: Microsoft® Windows® Vista™ Environment Test

    ® Microsoft Windows Item CRT Port Test CRT Monitor LCD Monitor Projector Audio Jacks Port Test Microphone Head Phone USB Port Test USB 1.1-Mouse USB 1.1-keyboard USB 1.1-Speaker USB 1.1-FDD USB 1.1-Camera / CCD USB 1.1-HUB USB 1.1-Card Reader USB 2.0-HDD USB 2.0-DVD/CD-RW USB 2.0-HUB USB 2.0-Printer...

  • Page 145: Appendix C Online Support Information

    This section describes online technical support services available to help you repair your Acer Systems. If you are a distributor, dealer, ASP or TPM, please refer your technical queries to your local Acer branch office. Acer Branch Offices and Regional Business Units may access our website. However some information sources will require a user i.d.
  • Page 146 Appendix C...

This manual is also suitable for:

Extensa 4620zTravelmate 4320Travelmate 4720

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