Acer Aspire 7720 Service Manual

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Table of Contents
Asprire Poyang Series
Service Guide
Service guide files and updates are available
on the ACER/CSD web; for more information,
please refer to


Table of Contents

  Summary of Contents for Acer Aspire 7720

  • Page 1 Asprire Poyang Series Service Guide Service guide files and updates are available on the ACER/CSD web; for more information, please refer to PRINTED IN TAIWAN...
  • Page 2: Revision History

    Revision History Please refer to the table below for the updates made on Aspire Poyang 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 the prior written permission of Acer Incorporated.
  • Page 4 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 5 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: System Specifications

    Acer Arcade featuring Acer CinemaVision Audio ® Intel High Definition audio support Two built-in Acer 3DSonic stereo speakers (1W) Chapter 1 Vista Capable Vista Home Basic / Home Premium / Ultimate / Business Edition XP Home / Professional Edition (Service Pack 2)
  • Page 8 Touchpad with 4-way scroll button Four easy-launch buttons Two front-access switches: WLAN LED and Bluetooth Communication Acer Video Conference, featuring Voice and Video over Internet Protocol (VVoIP) support via Acer OrbiCam and optional Acer Bluetooth Acer OrbiCam 30 degree ergonomic rotation...
  • Page 9 Environment Temperature: Operating: 5ºC to 35ºC Non-operating: -20ºC to 65ºC Humidity (non-condensing): Operating: 20%~80% Non-operating: 20%~80% Chapter 1...
  • Page 10: System Block Diagram

    System Block Diagram Chapter 1...
  • Page 11: Board Layout

    Board Layout Top View LCD Connector Speaker (Left) Connector JP34 Speaker (Right) Connector Internal MIC Connector South Bridge (ICH8M) Internal Track-Pad Connector Internal Keyboard Connector Mainboard to Button Board Connector Chapter 1 2 3 4 2 3 4 JP36 Mainboard to LED Board Connector PCI Express Card Socket LED1...
  • Page 12: Bottom View

    Bottom View PJP1 DC-in Power Jack PJP2 Battery Connector JP14 CRT Connector JP15 DVI-D Connector JP25 ODD Connector JP20 Mini Card (WLAN) Socket JP19 Mini Card (TV-Tuner) Socket JP17 MDC Connector JP22 CPU Socket JP16 Internal Fan Connector JP19 VGA Board Connector JP18 RJ45 (LAN) Connector JP23...
  • Page 13: Your Acer Notebook Tour

    Your Acer Notebook Tour After knowing your computer features, let us show you around your new Aspire computer. Front View Icon Chapter 1 Item Built-in camera 0.3 megapixel web camera for video communication. Power button Turns the computer on and off.
  • Page 14: Closed Front View

    Closed Front View Icon Status indicators Light-Emitting Diodes (LEDs) that light up to show the status of the computer’s functions and components. Click buttons (left and The left and right buttons function like the right) left and right mouse buttons. Microphone Internal microphone for sound recording.
  • Page 15: Left View

    Left View Icon Chapter 1 Item Kensington lock slot Connects to a Kensington-compatible computer security lock. External display (VGA) Connects to a display device (e.g., external port monitor, LCD projector). DVI-D port Supports digital video connections. Ethernet (RJ-45) Connects to an Ethernet 10/100/1000- based network (for selected models).
  • Page 16: Right View

    Right View Icon Rear view Icon Item 2 USB 2.0 ports Connect to USB 2.0 devices (e.g., USB mouse, USB camera). AV-in port Accepts input signals from audio/video (AV) devices. Optical drive Internal optical drive; accepts CDs or DVDs (slot-load or tray-load depending on model).
  • Page 17: Base View

    Base view Item Battery bay Battery release latch Battery lock Hard disk bay 5 & 6 Ventilation slots and cooling fan Indicators The computer has several easy-to-read status indicators. The front panel indicators are visible even when the computer cover is closed up. Chapter 1 Description Houses the computer’s battery pack.
  • Page 18 Empowering Key “ Press “ “ to run the Acer Empowering Technology. The mail and Web browser buttons are pre-set to email and Internet programs, but can be reset by users. To set the Web browser and mail buttons, run the Launch Manager.
  • Page 19: Touchpad Basics

    NOTE: When using the touchpad, keep it - and your fingers - dry and clean. The touchpad is sensitive to finger movements; hence, the lighter the touch, the better the response. Tapping too hard will not increase the touchpad’s responsiveness. Chapter 1 Default application Acer Empowering Technology (user-programmable) Internet browser (user-programmable) Email application (user-programmable) Windows Media Center Right Button (4)
  • Page 20: Using The Keyboard

    Using the Keyboard The keyboard has full-sized keys and an embedded keypad, separate cursor keys, one Windows key and twelve function keys. Lock Keys and embedded numeric keypad The keyboard has three lock keys which you can toggle on and off. Lock Key Caps Lock When Caps Lock is on, all alphabetic characters typed...
  • Page 21: Windows Keys

    Function Hot key help Displays help on hot keys. Acer eSettings Launches the Acer eSettings in Acer eManager. Acer ePower Launches the Acer ePower Management in Acer Management Empowering Technology. See “Acer Empowering Technology” on page 18.
  • Page 22: Special Key

    Hot Key Icon <Fn>+<F5> <Fn>+<F6> <Fn>+<F7> <Fn>+<F8> <Fn>+<x> <Fn>+<z> <Fn>+<Home> <Fn>+<Pg Up> <Fn>+<Pg Dn> <Fn>+<End> Special Key You can locate the Euro symbol and US dollar sign at the upper-center and/or bottom-right of your keyboard. To type: The Euro symbol Open a text editor or word processor.
  • Page 23 The US dollar sign Open a text editor or word processor. Either directly press the < > key at the bottom-right of the keyboard, or hold <Shift> and then press the <4> key at the upper-center of the keyboard. NOTE: This function varies by the operating system version. Chapter 1...
  • Page 24: Acer Empowering Technology

    To access this utility, either click on the “Acer eNet Management” icon on your notebook, or start the program from the Start menu. You also have the option to set Acer eNet Management to start automatically when you boot up your PC.
  • Page 25 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.
  • Page 26: Acer Epower Management

    Acer ePower Management Acer ePower Management features a straightforward user interface. To launch it, select Acer ePower Management from the Empowering Technology interface. AC Mode (Adapter mode) The default setting is “Maximum Performance.” You can adjust CPU speed, LCD brightness and other settings, or click on buttons to turn the following functions on/off: Wireless LAN, Bluetooth, CardBus, FireWire (1394), Wired LAN and Optical Device if supported.
  • Page 27: Acer Epresentation Management

    For additional power options, click “More Power option”. Acer ePresentation Management Acer ePresentation Management lets you project your computer’s display to an external device or project using the hot key: Fn + F5. If auto-detection hardware is implemented in the system, your system display will be automatically switched out when an external display is connected to the system.
  • Page 28: Acer Edatasecurity Management

    Acer eDataSecurity Management Acer eDataSecurity Management is handy file 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 and easy data encryption/decryption and also supports on-the-fly file encryption for MSN Messenger and Microsoft Outlook.
  • Page 29 Chapter 1...
  • Page 30: Acer Elock Management

    Interfaces - includes serial ports, parallel port, infrared (IR), and Bluetooth. To activate Acer eLock Management, a password must be set first. Once set, you can apply locks to any of the devices. Lock(s) will immediately be set without any reboot necessary, and will remain locked after rebooting, until unlocked.
  • Page 31: Acer Erecovery Management

    Acer eRecovery Management Acer eRecovery Management is a powerful utility that does away with the need for recovery disks provided by the manufacturer. The Acer eRecovery Management utility occupies space in a hidden partition on your system’s HDD. User-created backups are stored on D:\ drive. Acer eRecovery Management provides you with: Password protection.
  • Page 32: Acer Esettings Management

    Acer eSettings Management Acer eSettings Management allows you to inspect hardware specifications and to monitor the system health status. Furthermore, Acer eSettings Management enables you to optimize your Windows operating system, so your computer runs faster, smoother and better. Acer eSettings Management also: Provides a simple graphical user interface for navigating.
  • Page 33 The Acer OrbiCam is automatically selected as the capture device of any instant messenger (IM) application. To use the Acer OrbiCam as a webcam, open the IM service, then select the video/webcam feature. You can now broadcast from your location to an IM partner anywhere in the world.
  • Page 34: Using The System Utilities

    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 35: Launch Manager

    NOTE: Please ensure that the resolution setting of the second monitor is set to the manufacturer's recommended value. Launch Manager Launch Manager allows you to set the four easy-launch buttons (see their locations mentioned in “Easy- Launch Buttons”). You can access the Launch Manager by clicking Start > All Programs > Launch Manager to start the application.
  • Page 36: Hardware Specifications And Configurations

    Hardware Specifications and Configurations Processor Item CPU type Core logic CPU package CPU core voltage CPU Fan True Value Table CPU Temperature Core 0 Core 1 BIOS Item BIOS vendor BIOS Version BIOS ROM type BIOS ROM size BIOS package Supported protocols BIOS password control NOTE: If you need to check PXE version, press F2 to enter BIOS then enable boot from LAN function.
  • Page 37 System Memory Item Memory controller Memory size DIMM socket number Supports memory size per socket Supports maximum memory size Supports DIMM type Supports DIMM Speed Supports DIMM voltage Supports DIMM package Memory module combinations Memory Combinations Slot 1 128MB 128MB 128MB 128MB 128MB...
  • Page 38 NOTE: Above table lists some system memory configurations. You may combine DIMMs with various capacities to form other combinations. On above table, the configuration of slot 1 and slot 2 could be reversed. LAN Interface Item Chipset Supports LAN protocol LAN connector type LAN connector location Features...
  • Page 39 Hard Disk Drive Interface Item Data heads Drive Format Disks Spindle speed 5400 RPM (RPM) Performance Specifications Buffer size 2048KB Interface ATA/ATAPI-6; ATA-6 Max. media transfer rate (disk-buffer, Mbytes/s) Data transfer 100 MB/Sec. rate Ultra DMA mode-5 (host~buffer, Mbytes/s) DC Power Requirements Voltage 5V(DC) +/- 5% tolerance...
  • Page 40 DVD-Dual Interface Item Power Requirement Input Voltage Audio Interface Item Audio Controller Audio onboard or optional Mono or Stereo Resolution Compatibility Sampling rate Internal microphone Internal speaker / Quantity Supports PnP DMA channel Supports PnP IRQ USB Port Item Chipset USB Compliancy Level OHCI Number of USB port...
  • Page 41 System Board Major Chips Item Bluetooth Wireless LAN PCMCIA Audio Keyboard Item Keyboard controller Total number of keypads Windows logo key Internal & external keyboard work simultaneously Battery Item Vendor & model name Battery Type Pack capacity Number of battery cell Package configuration Normal voltage Charge voltage...
  • Page 42 LCD 17” inch Item Display Mode Typical White Luminance (cd/m also called Brightness Luminance Uniformity Contrast Ratio Response Time (Optical Rise Time/Fall Time)msec Nominal Input Voltage VDD Typical Power Consumption (watt) Weight Physical Size(mm) Electrical Interface Support Color Viewing Angle (degree) Horizontal: Right/Left Vertical: Upper/Lower °...
  • Page 43 System Power Management ACPI mode Working (G0/S0) Suspend to RAM (S3) Save to Disk (S4) Chapter 1 Power Management Individual devices such as the CPU and hard disc may be power managed in this state. CPU set power down VGA Suspend PCMCIA Suspend Audio Power Down Hard Disk Power Down...
  • Page 44 Chapter 1...
  • Page 45: Bios Setup Utility

    ATAPI Model Name : TOSHIBA DVDW/HD TS-L802A ATAPI Serial Number: xxxxxxxxxxxxxxxxxxxxxx System BIOS Version: V0.18.T04 VGA BIOS Version: Serial Number: Asset Tag Number: Product Name: Manufacturer Name: Acer xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx UUID: Help Select Item Exit Select Menu Chapter 2 during POST (when “Press <F2> to enter Setup” message is prompted...
  • Page 46: Navigating The Bios Utility

    Navigating the BIOS Utility There are six menu options: Info., Main, System Devices, Security, Boot, and Exit. Follow these instructions: To choose a menu, use the cursor left/right keys (zx). To choose a parameter, use the cursor up/down keys (wy). To change the value of a parameter, press por q.
  • Page 47: Information/Parameters

    ATAPI Model Name : TOSHIBA DVDW/HD TS-L802A ATAPI Serial Number: xxxxxxxxxxxxxxxxxxxxxx System BIOS Version: V0.18.T04 VGA BIOS Version: Serial Number: Asset Tag Number: Product Name: Manufacturer Name: Acer xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx UUID: Help Select Item Exit Select Menu NOTE: The system information is subject to different models.
  • Page 48: Main Screen

    Main The Main screen displays a summary of your computer hardware information, and also includes basic setup parameters. It allows the user to specify standard IBM PC AT system parameters. Information Main System Time: [19:03:49] System Date [04/25/2007] System Memory : 640 KB Total Memory : 1023 MB...
  • Page 49 The table below describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings. Parameter System Time Sets the system time. The hours are displayed with 24-hour format. System Date Sets the system date. System Memory This field reports the memory size of the system.
  • Page 50 Security The Security screen contains parameters that help safeguard and protect your computer from unauthorized use. Information Main Supervisor Password Is User Password Is HDD Password Set Supervisor Password Set User Password Set HDD Password Password on Boot : Help Select Item Exit Select Menu...
  • Page 51: Setting A Password

    The table below describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings. Parameter Supervisor Password is User Password is HDD Password Set Supervisor Password Set User Password Set HDD Password Password on Boot NOTE: When you are prompted to enter a password, you have three tries before the system halts.
  • Page 52: Removing A Password

    Removing a Password Follow these steps: Use the w and y keys to highlight the Set Supervisor Password parameter and press the e key. The Set Supervisor Password box appears: Type the current password in the Enter Current Password field and press e. Press e twice without typing anything in the Enter New Password and Confirm New Password fields.
  • Page 53 If the new password and confirm new password strings do not match, the screen will display the following message. Chapter 2...
  • Page 54 Advanced The Advanced screen displays advanced settings in BIOS. Information Main Advanced CPU Control Platform Power Management IDE Configuration ACPI S1: [Enabled] ACPI S3: [Enabled] Auto wake on S5 [Disabled] Crestline PM Support POPUP Support POPDOWN Support DeepC4 Hard C4E Help Select Item Exit...
  • Page 55: Boot

    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. Information Main Boot Priority Order: 1: IDE 0 : ST980811AS 2: IDE 1 : TOSHIBA DVDW/HD TS-L802A...
  • Page 56 Exit The Exit screen contains parameters that help safeguard and protect your computer from unauthorized use. Information Main Exit Saving Changes Exit Discarding Changes Load Setup Defaults Discard Changes Save Changes Help Select Item Exit Select Menu The table below describes the parameters in this screen. Parameter Exit Saving Changes Exit System Setup and save your changes to CMOS.
  • Page 57: Bios Flash Utility

    BIOS Flash Utility The BIOS flash memory update is required for the following conditions: New versions of system programs New features or options Restore a BIOS when it becomes corrupted. Use the Phlash utility to update the system BIOS flash ROM. NOTE: If you do not have a crisis recovery diskette at hand, then you should create a Crisis Recovery Diskette before you use the Phlash utility.
  • Page 58 Chapter 2...
  • Page 59: 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. To disassemble the computer, you need the following tools: Wrist grounding strap and conductive mat for preventing electrostatic discharge Small Philips screw driver Philips screwdriver Plastic flat head screw driver Tweezers...
  • Page 60: General Information

    General Information Before You Begin 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. Remove the battery pack.
  • Page 61: Disassembly Procedure Flowchart

    Disassembly Procedure Flowchart The flowchart on the succeeding page 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 system board, you must first remove the keyboard, then disassemble the inside assembly frame in that order.
  • Page 62 LCD Panel G*2 for 15.4" Wireless Antenna Set Screw List Item Description SCREW M2.5*3(NL) SCREW M2.5*6(NL) SCREW M2.5*10(NL) SCREW M2.5*15(NL) SCREW M2*2.2 SCREW M2*3(NL) SCREW M2*4 SCREW M3*4(NL) SCREW D-SUB 4#X40* 1/5-NI (NL) LCD Module LCD Bezel G*1 for 15" G*2 for 15.4"...
  • Page 63: Removing The Battery Pack

    Removing the Battery Pack Unlock the battery lock (move the battery lock to the unlock position as shown). Slide the battery release latch then remove the battery. Chapter 3...
  • Page 64: Removing The Memory

    Removing the HDD Module/Memory/Wireless LAN Card/Modem Card/ TV Tuner Card/System Fan/Thermal Modules/VGA Board/CPU/ Keyboard and the LCD Module Removing the HDD Module Remove the two screws fastening the HDD cover. Detach the HDD cover from the main unit. Remove the screw fastening the HDD module. Pull the tab to remove the HDD module in the direction of the arrow.
  • Page 65 Removing the Wireless LAN Card/Modem Card and TV Tuner Card Disconnect the three antennae from the wireless LAN card. Remove the two screws fastening the wireless LAN card. Then take out the wireless LAN card from the main unit. Remove the screw fastening the modem card and detach the modem card from the main board. Disconnect the RJ-11 cable and remove the modem card.
  • Page 66 Removing the System Fan/Thermal Modules/VGA Board and CPU Disconnect the fan cable from the main board. Remove the three screws holding the system fan. Remove the four spring screws holding the CPU thermal module. Then detach the CPU thermal module as shown. Remove the four spring screws holding the VGA thermal module.
  • Page 67 Removing the Keyboard and LCD Module Turn the notebook over. Remove the two screws from inside the battery compartment and the two screws fastening the LCD module. Detach the strip cover from the front side and remove it. Gently pull up the keyboard to release it from the four snaps as shown. Turn over the keyboard as the image shows.
  • Page 68 Detach the LCD module from the main unit. Chapter 3...
  • Page 69: Disassembling The Main Unit

    Disassembling the Main Unit Separate the Main Unit Into the Upper and the Lower Case Assembly Remove the screw fastening the ODD from the bottom of the notebook. Push the ODD module outwards and gently pull it out as shown. Press and release the PC dummy card from the PC slot as shown.
  • Page 70: Disassembling The Lower Case Assembly

    Disconnect the touchpad FFC, speaker cables, button board FFC, and LED board FFC from the main board. Carefully detach the upper case assembly from the lower case assembly. Disassembling the Lower Case Assembly Disconnect the USB cable from the main board. Remove the screw fastening the USB board and take out the board and its cable from the lower case.
  • Page 71 NOTE: RF board on selected models only. 11. Remove the four screws fastening the ODD board to the lower case. 12. Remove the ODD board from the lower case. 13. Remove the two screws fastening the audio board to the lower case. 14.
  • Page 72 20. Remove the three screws fastening the subwoofer to the lower case. 21. Remove the subwoofer from the lower case as shown. Chapter 3...
  • Page 73: Disassembling The Upper Case Assembly

    Disassembling the Upper Case Assembly Turn the upper case over. Remove the two screws fastening the button board. Detach the button board with FFC from the upper case as shown. Remove the two screws fastening the LED board. Detach the LED board with FFC from the upper case as shown. Remove the four screws fastening the speakers.
  • Page 74: Disassembling The Lcd Module

    Disassembling the LCD Module Remove the four screw rubbers as shown. Then remove the four screws fastening the LCD bezel. Detach the LCD bezel from the LCD module carefully. Remove the two screws holding the LCD and the one screw holding the inverter board to the LCD panel. Detach the two inverter cable connectors from the inverter board.
  • Page 75 10. Remove the four screws fastening the left LCD bracket and detach it. 11. Remove the four screws fastening the right LCD bracket and detach it. 12. Disconnect the LCD cable from the rear side of the LCD. Chapter 3...
  • Page 76: Disassembling The External Modules

    Disassembling the External Modules Disassembling the HDD Module Turn over the HDD module and remove the three screws fastening the HDD board. Remove the HDD board. Turn over the HDD module and remove the eight screws fastening the HDD bracket. Remove the Disassembling the ODD Module Remove the three screws holding the optical bracket.
  • Page 77: Table Of Contents

    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 78: System Check Procedures

    System Check Procedures External Diskette Drive Check Do the following to isolate the problem to a controller, driver, or diskette. A write-enabled, diagnostic diskette is required. NOTE: Make sure that the diskette does not have more than one label attached to it. Multiple labels can cause damage to the drive or cause the drive to fail.
  • Page 79: Memory Check

    If any of these devices do not work, reconnect the cable connector and repeat the failing operation. Memory check Memory errors might stop system operations, show error messages on the screen, or hang the system. Boot from the diagnostics diskette and start the doagmpstotics program (please refer to main board). Go to the diagnostic memory in the test items.
  • Page 80: Check The Power Adapter

    Check the Power Adapter Unplug the power adapter cable from the computer and measure the output voltage at the plug of the power adapter cable. See the following figure: If the voltage is not correct, replace the power adapter. If the voltage is within the range, do the following: Replace the System board.
  • Page 81: Check The Battery Pack

    Check the Battery Pack To check the battery pack, do the following: From Software: Check out the Power Management in Control Panel In Power Meter, confirm that if the parameters shown in the screen for Current Power Source and Total Battery Power Remaining are correct.
  • Page 82: 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. The most likely cause is listed first. 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.
  • Page 83: Error Message List

    Index of Error Messages Error Code List Error Codes <No error code> <No error code> Error Message List Error Messages Failure Fixed Disk Stuck Key Keyboard error Keyboard Controller Failed Keyboard locked - Unlock key switch Monitor type does not match CMOS - Run Setup Run “Load Default Settings” in BIOS Setup Utility. Shadow RAM Failed at offset: nnnn System RAM Failed at offset: nnnn Extended RAM Failed at offset: nnnn...
  • Page 84 Error Message List Error Messages Real time clock error Previous boot incomplete - Default configuration used Memory size found by POST differed from CMOS Diskette drive A error Incorrect Drive A type - run SETUP System cache error - Cache disabled CPU ID: DMA Test Failed Software NMI Failed...
  • Page 85 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 86: Phoenix Bios Beep Codes

    Phoenix BIOS Beep Codes Code Beeps 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 Initialize the local bus IDE Initialize Power Management...
  • Page 87 Code Chapter 4 Beeps 2-1-2-3 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 Set key click if enabled...
  • Page 88 Code Beeps 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 Multi Processor table Search for option ROMs.
  • Page 89 Code Code Chapter 4 Beeps Unknown interrupt Beeps Initialize the chipset Initialize the bridge Initialize the CPU Initialize the system timer Initialize system I/O Check force recovery boot Checksum BIOS ROM Go to BIOS Set Huge Segment Initialize Multi Processor Initialize OEM special code Initialize PIC and DMA Initialize Memory type...
  • Page 90: 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 91 Power-Related Symptoms Symptom / Error 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. Speaker-Related Symptoms Symptom / Error In Windows, multimedia programs, no sound comes from the computer.
  • Page 92 Power Management-Related Symptoms Symptom / Error 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. External display does not work correctly. USB does not work correctly Print problems.
  • Page 93: 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 system board in loop mode at least 10 times.
  • Page 94: Undetermined Problems

    System Check” on page 73.): 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 disk drive...
  • Page 95: Jumper And Connector Locations

    Jumper and Connector Locations Top View LCD Connector Speaker (Left) Connector JP34 Speaker (Right) Connector Internal MIC Connector South Bridge (ICH8M) Internal Track-Pad Connector Internal Keyboard Connector Mainboard to Button Board Connector Chapter 5 2 3 4 2 3 4 JP36 Mainboard to LED Board Connector...
  • Page 96 Bottom View PJP1 DC-in Power Jack PJP2 Battery Connector JP14 CRT Connector JP15 DVI-D Connector JP25 ODD Connector JP20 Mini Card (WLAN) Socket JP19 Mini Card (TV-Tuner) Socket JP17 MDC Connector JP22 CPU Socket JP16 Internal Fan Connector JP19 VGA Board Connector JP18 RJ45 (LAN) Connector JP23...
  • Page 97: Field Replaceable Unit

    Guide. For ACER AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code from those given in the FRU list of this printed Service Guide. You MUST use the local FRU list provided by your regional Acer office to order FRU parts for repair and service of customer machines.
  • Page 98 MOW2 (MM#872612) MINI WLAN/B INTEL 802.11 A/B/G ROW (MM#872612) MINI WLAN/B INTEL 802.11 A/B/G JPN (MM#875652) MINI WLAN/B INTEL 802.11 4965ANG MOW1 (MM#886224) MINI WLAN/B INTEL 802.11 4965ANG MOW2 (MM#886220) Acer Part No. AP.09001.003 AP.09001.013 AP.09003.006 AP.09003.011 BT.00605.015 BT.00603.033 BT.00607.010 BT.00604.018 BT.00805.011...
  • Page 99 USB BOARD FOR W/O TV RF BOARD FOR DTV ODD BOARD 17 HDD BOARD 17 VGA BOARD-M71M 128MB VGA BOARD-M71M 256MB W/HDCP RJ11 CABLE 17 FFC CABLE - T/P TO MB Acer Part No. KI.KDN01.003 KI.KDN01.004 55.AHJ02.001 55.AHJ02.002 55.AHJ02.003 55.AHJ02.004 55.AHJ02.005 55.AHJ02.006...
  • Page 100 UPPER CASE ASSY 17 W/TP TP BRACKET TP FFC LOWER CASE ASSY UMA W/TV-17 LOWER CASE ASSY UMA W/O TV-17 LOWER CASE ASSY DIS W/TV-17 LOWER CASE ASSY DIS W/O TV-17 THERMAL DOOR 17 UMA Acer Part No. 50.AHJ02.003 50.AHJ02.004 50.AHJ02.005 50.AHJ02.006 50.ABD02.001 20.ABD02.001 50.ABD02.002...
  • Page 102 HDD SATA 160G 5400RPM TOSHIBA MK1637GSX Gemini BS SATA LF F/W: DL030J HDD SATA 160G 5400RPM WD WD1600BEVS-22RST0 ML80 SATA LF F/W:04.01G04 HDD SATA 200G 4200RPM TOSHIBA MK2035GSS Gemini SATA LF F/ W:DK022A Acer Part No. KU.00809.010 KU.0080D.027 KU.0080E.002 42.AHE02.004 33.AHJ02.001 6M.AHJ02.004 KV.00101.002 42.AHE02.005 KH.08007.021...
  • Page 105 SAMSUNG M470T6554EZ3-CE6 MEMORY 512MB DDRII 667 HYNIX HYMP564S64CP6-Y5 MEMORY 1GB DDRII 667 NANYA NT1GT64U8HB0BN-3C MEMORY 1GB DDRII 667 SAMSUNG M470T2953EZ3-CE6 MEMORY 1GB DDRII 667 HYNIX HYMP512S64CP8-Y5 CPU THERMAL MODULE Acer Part No. LK.17105.005 LK.1700D.009 LK.17008.025 LK.17006.024 19.AHJ02.001 50.AHJ02.007 60.AHJ02.004 MB.AHE02.001 MB.AHH02.001 KN.51203.032...
  • Page 106 SCREW,M3*4 (NL) SCREW, F 4# 5L K 4.5D ZK NL + CR3+ SCREW,M M 2D 3.0L K 8.0D NI + CPU THERMAL SCREW ASSY SCREW,M M 2.0D 3L K 5D NI + Acer Part No. 60.AHK02.003 23.AHJ02.002 23.AHJ02.003 50.AHJ02.008 50.AHJ02.009 23.AHJ02.004...

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