Acer 2420 manual

Aspire 3620/TravelMate 2420 Series Service Guide PRINTED IN T AIW AN Service guide files and updates are availab le on the ACER/CSD web; for more information, please refer to http://csd.acer .com.tw[...]

II Revision History Please refer to the table below for the updates ma de on Aspire 3620/TravelMate 2420 service guide. Date Chapter Up dates 2006/01/13 Chapter 1 Add Intel ® Pentium ® M 730/740 Processor (2 MB L2 cache, 1.73GHz, 533 MHz FSB) to page 1.[...]

III Copyright Copyright © 2005 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 lan guage or computer languag e, in any form or by any means, electronic, mechanical, magne tic, optical, chemi cal, manual or otherwise, without the[...]

IV Conventions The following conventi ons are used in this manual: SCREEN MESSAGES Denotes actual messages that appe ar on screen. NOTE Gives bits and pieces of additional information related to the current topic. W ARNING Alerts you to any damage that might result from doing or not doing specific actions. CAUTION Gives precautionary measures to av[...]

V Preface Before using this information and the product it s upports, please read the fo llowing general info rmation. 1. This Service Guide provides you with all techni cal information relating to the BASIC CON FIGURA TION decided for Acer's "glo bal" product offering. T o better fit local market requirements and enhance prod uct co[...]

VI[...]

1 Chapter 1 System Specifications 1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 System Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Board Layout . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

2 Separate the Main Unit Into the Upper an d the Lower Case Assembly . . . . . . .58 Disassembling the Lower Case Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Disassembling the Upper Case Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 Disassembling the LCD Module . . . . . . . . . . . . . . . . . . . [...]

Chapter 1 1 Features Below is a brief summary of the computer ’s many feature: Platform and memroy T Intel ® Pentium ® M 725 Pro cessor (2 MB L2 cache, 1.6GHz, 400 MHz FSB) or Intel ® Pentium ® M 730/740Processor (2 MB L2 cache, 1.73GHz, 533 MHz FSB) T Intel ® Cel eron M 370/380/390 Processor (1 MB L2 cache, 1.50/1.60/1 .70GHz, 400MH z FSB) [...]

2 Chapter 1 T WP AN: integrated Bluetooth ® Human-centric design and ergonomics T Rugged, yet extremely portable design T S tylish a ppearance T Full-size keyboard with four programmable launch keys T Ergonomically-centered touchpad pointing devi ce T Internet 4-way scroll but ton I/O Ports T Three USB 2.0 port s T PC Card slot (one type II) T Ext[...]

Chapter 1 3 System Block Diagram CD ROM 20 PATA 27 27 Line Out DMI I/F HOST BUS DDR II ICH6-M LPC BUS PCI BUS Intel 910GML CLK GEN. IDT CV125 400MHz 100MHz KBC INT_KB Touch Pad 400 MHz LVDS RGB BIOS ROM 4M BITS 3 4, 5 6,7,8,9,10 11,12 15,16,17,18 31 29 MDC Card G1421B Codec OP AMP 27 ACLINK 26 21 MODEM Mobile CPU ALC655 13 CRT CONN 14 LCD USB 4 POR[...]

4 Chapter 1 Board Layout Top View 1 SW1 Switch 7 BLUE1 Bluetooth Cable Connector 2 LEDB1 LED Board Cable Connector 8 U39 LAN Connector: RTL8100CL 3 KB1 Keyboard Connector 9 RTC1 RTC Battery Connector 4 TP AD1 T ouchpad Cable Connector 10 U40 Keyboard Controller: ENE CB- 1410QF 5 LCD1 LCD Cable Connector 1 1 SPKR1 S peaker Set Cable Connector 6 LAUN[...]

Chapter 1 5 Bottom View NOTE: This is engineering samp le. The image above may not be exactly the same as the real main board you get. 1 USB2 USB port 13 ODD1 ODD Connector 2 USB3 USB port 14 WIN1 Wireless LAN Card Slotr 3 USB4 USB port 15 DM1 DIMM Slot1 4 LAN1 RJ1 1+RJ45 (Modem Port+ Ethernet Port) 16 DM3 D IMM Slot2 5M D C W 1 Modem Cable Connect[...]

6 Chapter 1 Jumper Settings PIN Description Pin1-Pin8 Clear Password Pin2-Pin7 No Function Pin3-Pin6 No Function Pin4-Pin5 No Function[...]

Chapter 1 7 Your Acer Notebook tour After knowing your computer features, let us show you around your new T ravelMate computer . Aspire 3620 front View[...]

8 Chapter 1 TravelMate 2420 front view # Icon Item Description 1 Display screen Also called LCD (liquid-crystal display), displays computer output. 2 S tatus indicators Light-Emitting Diodes (LEDs) that light up to show the status of the computer ’s functions and components. 3 Keyboard For entering data into your computer . 4 T ouchpad T ouch-sen[...]

Chapter 1 9 Closed Front View # Icon Item Description 1 Bluetooth ® communication button/ indicator Press to enable/disable Bluetooth function. Lights to indicate the status of Bluetooth- communications. 2 Wireless communication button/ indicator Press to enable/disable Wireless function. Lights to indicate the status of wireless LAN communication[...]

10 Chapter 1 Left View Right View # Icon Item Description 1 Kensington lock slot Connects to a Kensington-compatible computer security lock. 2 Optical drive Internal optic al drive; accepts CDs or DVDs. 3 Optical disk access indicator Lights up when the optical drive is active. 4 Optical drive eject button Ejects the optical disk from the drive. 5 [...]

Chapter 1 11 Rear Panel Bottom Panel 4 Ethernet (RJ-45) Connects to an Ethernet 10/100/1000- based network. # Icon Item Description 1 DC-in jack Connect s to an AC adapter . External display (VGA) port Connects to a display device(e.g., external monitor , LCD projector). Battery Powers the computer # Item Description 1 Battery lock Locks the batter[...]

12 Chapter 1 Indicators The computer has four easy-to-read status indicators on the upper-right above the keyboard, and four on the front panel. Aspire 3620: T ravelMate 2420: The power , battery an d wireless communication status indicators are visible even when th e LCD display is closed. 3 Hard disk bay Houses the computer ’s hard disk (secure[...]

Chapter 1 13 NOTE: 1. Charging : The light shows amber when the battery is charging. 2. Fu lly charged: The light sho ws green when in AC mode. Easy-Launch Buttons Located above the keyboard are four buttons. These bu ttons are called easy-launch buttons. They are: mail Web browser , Empowering Key “ “and one user-programmable button. Press “[...]

14 Chapter 1 Touchpad Basics The following teaches you how to use the touchpad: Aspire 3620: T ravelMate 2420: Launch key Default application P User-programmable P User-programmable Acer Empowering T echnology (user-progr ammable) Web browser Internet browser (user-programmable) Mail Email application (user-programmable)[...]

Chapter 1 15 T Move your finger across the touchpad (2) to move the cursor . T Press the left (1) and right (4) b uttons locat ed beneath the touchpad to perform selecti on and execution functions. These two buttons are simila r to the left and right buttons on a mouse. T apping on the touchpad is the sa me as cli cking the left button. T Use the 4[...]

16 Chapter 1 Using the Keyboard The keyboard has full-sized keys and an embedd ed keypad, separate cursor keys, two Windows keys and twelve function keys. Lock Keys and embe dded numeric keypad The keyboard has three lock keys which yo u can toggle on and off. Aspire 3620: T ravelMate 2420: The embedded numeri c keypad functions like a desktop nume[...]

Chapter 1 17 Windows Keys The keyboard has two keys that perform Wi ndows-specific functions. Hot Keys The computer employs hotkeys or key combinations to access most of the comp uter ’s controls like sreen brightness, volume out put and the BIOS utility . T o activate hot keys, press and hold the < Fn> key before pressing the other key in [...]

18 Chapter 1 Hot Key Icon Function Descripti on Fn-F1 Hot key help Displays help on hot keys. Fn-F2 Acer eSetting Launches the Acer eSettings in Acer eManager. Fn-F3 Acer ePowerManagement Launches the Acer ePowerManagement in Acer eManager . Fn-F4 Sleep Puts the computer in Sleep mode. Fn-F5 Display toggle Switches display out put between the displ[...]

Chapter 1 19 Special Key Y ou can locate the Euro symbol and US dollar sign at th e upper-cen ter and/or bottom-right o f your keyboard. To t y p e : Aspire 3620: T ravelMate 2420: The Euro symbol 1. Open a text editor or word processor. 2. Either directly press the <Euro> symbol at the bottom-right of the keyboard, or hold <Alt Gr> and[...]

20 Chapter 1 Acer Empowering Technology Acer ’s innovative Empowering T echnology makes it ea sy for you to access frequently used functions and manage your new Acer notebook. It f eatures the following handy utilities: T Acer eDataSecurity Management protects data with passwords and advanced encryption algorithms. T Acer eLock Management limit s[...]

Chapter 1 21 easy data encryption/decryption and also supports on-the -fly file encryption for MSN Messager and Micro soft Outlook. There are two passwords that can be used to encrypt/ decrypt a file; the supervisor passowrd and the file- specific password. The supervisor passwork is a “maste r” pa ssword that cna decrypt any file on your syste[...]

22 Chapter 1 Acer eLock Management Acer eLock Management is a secu rity utility that a llows you to lock u p your removable data, optical and floppy drives to ensure that data can’t be st olen while your notebook is unattended. T Removable data devices - includes USB disk drives, USB pen drives, USB flash drives, USB MP3 drives, USB memory card r[...]

Chapter 1 23 Acer ePerformance Management Acer ePerformance Management is a system optimizati on tool that boosts the performance of your Acer notebook. It provides you with the following op tions to enhance overall system performance: T Memory optimization - releases u nused memory and check u sage. T Disk optimization - removes unneeded items and[...]

24 Chapter 1 Acer eRecovery Management Acer eRecovery Management is a powerf ul utility that d oes away with t he need for re covery disks provided by the manufacturer . The Acer eRecovery Management utility occupi es spac e in a hidden partition on your system’s HDD. User-created backups are stored on D: drive. Acer eRecovery Management provid[...]

Chapter 1 25 NOTE: If your computer did not come with a Recovery CD or System CD, please use Acer eRecovery Management’s “System backup to optical disk” feat ure to burn a backup imag e to CD or DVD. T o ensure the best results when re covering your system using a CD or Acer eRecovery Manag ement, detach all peripherals (except the external A[...]

26 Chapter 1 Acer ePower Management Acer ePower Management features a straightforward user in terface. T o l aunch it, select Acer ePower Management from the Empowering T echno logy inte rface, or double-click the Acer ePower Management icon in the task tray . Acer Mode The default setting is “Maximum Performance.” Y o u can adjust CPU speed, L[...]

Chapter 1 27 Y ou can also click “A dvanced Setti ngs” to: T Set alarms. T Re-load factory defa ults. T Select what actions will be taken w hen the cover is closed, and set passwords for accessing the system after Hibernation or S tandby . T View information about Acer ePow er Management.[...]

28 Chapter 1 Acer ePresentation Management Acer ePresentation Management lets you select from tw o of the most common projector resol utions: XGA and SVGA.[...]

Chapter 1 29 Hardware Specificatio ns and Configurations Processor Item Specification CPU type Intel ® Pentium ® M 725/730 Processor (2 MB L2 cache, 1.6GHz, 400/533 MHz FSB) Intel ® Celeron M 370/380/390 Processor (1 MB L2 cache, 1.50/1.60/ 1.70GHz, 400MHz FSB) Core logic Intel ® 910GML+ICH6M CPU package Intel sock etable 478pin Micro-BGA CPU c[...]

30 Chapter 1 NOTE: Above table lists s ome system memory configur ations. Y ou may combine DIMMs with various capacities to form other combinations. On above table, the configuration of slot 1 and slot 2 co uld be reversed. Memory Combinations Slot 1 Slot 2 T otal Memory 0MB 128MB 128MB 0MB 256MB 256MB 0MB 512MB 512MB 0MB 1024MB 1024MB 128MB 128MB [...]

Chapter 1 31 Data throughput 723 bps (full speed data rate) Protocol Bluetooth 1.1 (Upgradeable to Bluetooth 1.2 wh en SIG specification is ratified). Interface USB 1.1 Connector type Mini-USB Wireless Module 802.1 1b/g (optional device) Item S pecification Chipset Built-in ICH6-M Data throughput 1 1~54 Mbps Protocol 802.1 1b+g Interface Mini-PCI t[...]

32 Chapter 1 Combo Drive Interface Item S pecification V endor & mo del name DVD/CDRW HLDS GCC-4244N Performance S pecification With CD Diskette With DVD Diskette T ransfer rate (KB/sec) Sust ained: Max 3.6Mbytes/sec Sustained: Max 10.8Mbytes/sec Buffer Memory 2MB Interface Enhanced IDE(A T API) compatible Applicable disc format DVD: DV D-ROM, [...]

Chapter 1 33 Mono or S ter eo S te reo Resolution 16 bit stereo digital to analog converter 16 bit stereo analog to digital converter Compatibility AC97 Mixed sound source Line-in, CD V oice channel 8/16-bit, mono/stereo Sampling rate 44,1 KHz (48K byte for AC97 interface) Internal microphone Y es Internal speaker / Quantity Y es/2 Vid eo I n te rf[...]

34 Chapter 1 System Board Major Chips Item Controller Core logic Intel ® 910GML+ICH6-M VGA Built in Intel ® 910GML LAN RealT ek 81 10CL USB 2.0 Built in ICH6-M Super I/O controller This mode l does not employ Super I/O c ontroller since it does not have FIR, IEEE 1394 function MODEM Built-in ICH6-M Bluetooth Built-in ICH6-M Wireless 802.1 1 b+g B[...]

Chapter 1 35 LCD 14.1” in ch Item S pecification V endor & model name AU B141EW01 CMO N141I1- L02 QDI QD14TL01-03 SAMSUNG L TN141W1-L01 Screen Diagonal (mm) 14.1 inches 14.1 inches 14.1 inches 14.1 inches Active Area (mm) 304 .1x228.1 304.1x228.1 304.1x228.1 Display resolution (pixels) 1024x76 8 XGA 1024x76 8 XGA 1024x768 XGA Pixel Pitch 0.2 [...]

36 Chapter 1 Maximum input AC current 1.7A Inrush current 220A@1 15V AC 220A@230V AC Efficiency 82% min. @1 15V AC input full load System Power Manag ement ACPI mode Power Management Mech. Off (G3) All devices in the system are turned off completely . Soft Of f (G2/S5) O S initiated shutdown. All devices in the system are turned off completely . Wo[...]

Chapter 2 37 BIOS Setup Utility The BIOS Setup Utility is a hardware configuration prog ram built into y our computer ’s BIOS (Basic Input/ Output System). Y our computer is al ready properly configured and optimi zed, and you do not need to run this utility . However , if you encounter configuration problems, you may need to run Setup. Please al[...]

38 Chapter 2 Navigating the BIOS Utility There are six menu options: Info., Main, Sy stem Devices, Security , Boot, and Exit. Follow these instructio ns: T T o choose a menu, use the cursor left/right keys ( zx ). T T o choose a parameter , use the cursor up/down keys ( wy ). T T o change the value of a parameter , press p or q . T A plus sign (+) [...]

Chapter 2 39 Information NOTE: The system information is su bject to diff erent models. Parameter Description CPU T ype This field shows the CPU type and speed of the system. IDE1 Model Name This field shows the model na me of HDD installed on primary IDE master . IDE1 Serial Number This field displays the seri al number of HDD installed on primary[...]

40 Chapter 2 Main The Main screen disp lays a summary of your computer hardware information, and also inclu des basic setup parameters. It allows the user to specif y st andard IBM PC A T system parameters. NOTE: The screen above is for your reference only . Actual values may differ . PhoenixBIOS Setup Utility Information Main S e c u r i t y B o o[...]

Chapter 2 41 The table below describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings. NOTE: The sub-items under each device wil l not be shown if t he device control is set to d isable or auto. This is because the user is not allowed to control the settings in these cases. Parameter Description[...]

42 Chapter 2 Security The Security screen co ntains parameters that help sa feguard and protect your co mpu ter from unauthorized use. PhoenixBIOS Setup Utility Information M a i n Boot Item Specific Help User Password is : Clear Supervisor Password is : Clear Set User Password Set Supervisor Password Password on Boot [Disabled] Supervisor Password[...]

Chapter 2 43 The table below describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings. NOTE: When you are prompted to enter a password, you ha ve three tries be fore the system halts. Don’t forget your password. If you forget your p assword, you ma y have to return your notebo ok computer to y[...]

44 Chapter 2 1. Use the w and y keys to highlight the Set Sup ervisor Password parameter and press the e key . The Set Password box appears: 2. T ype the current p assword in the Enter Current Passwor d field and press e . 3. Press e twice without typing anyth ing in the Enter New Password and Confirm New Password fields. The computer then sets the[...]

Chapter 2 45 If the new password and confirm new password strings do not match, the screen will display the following message.[...]

46 Chapter 2 Boot This menu allows the user to deci de the order of boot de vices to load the operatin g system. Bootable devices includes the distette drive in m odule bay , the onboard hard disk drive an d the CD-ROM in module bay . PhoenixBIOS Setup Utility Information M a i n S e c u r i t y E x i t Item Specific Help +Hard Drive CD-ROM/DVD Dri[...]

Chapter 2 47 Exit The Exit screen contains parameters that help safegua rd and protect your computer from unauthorized use. The table below describes the parameters in this screen. Parameter Description Exit Saving Changes Exit System Setup and save yo ur changes to CMOS. Exit Discarding Changes Exit ut ility without saving setup data to CMOS. Load[...]

48 Chapter 2 BIOS Flash Utility The BIOS flash memory upd ate is required for th e following conditions: T New versions of system programs T New features or options T Restore a BIOS when it becomes corrupted. Use the Phlash util ity to update the system BIOS flash ROM. NOTE: If you do not have a crisis recovery diskette at hand, then you should cre[...]

Chapter 3 49 This chapter contains step-by-s tep procedures on how to disass emble the notebook computer for maintenance and troubleshooting . T o disassemble the computer , you need the follow ing tools: T Wrist grounding strap and conductive mat for preventing electrostatic discharge T Small Philips screw driver T Philips screwdriver T Plastic fl[...]

50 Chapter 3 General Information Before You Begin Before proceeding with the disassembly procedure, make su re that you do the following: 1. T urn off the power to the system and all peripherals. 2. Unplug the AC adapter and all power and signal cab les from the system. 3. Remove the battery pack.[...]

Chapter 3 51 Disassembly Procedure Flowchart The flowchart on the succeed ing page gives you a graphic represen tation on the entire disassembly sequen ce and instructs you on the components that need to be remo ved during servicing . For example, if you want to remove the system board, you must fi rst rem ove the keyboard, then disassemble the ins[...]

52 Chapter 3 Screw List Item Description Part Number A SCW HEX NYL I#R-40/O#4-40 L5.5 34.00015.081 B SCREW MACH WAFER M2*L4 NI 86.00059.220 (PC Card slot x4) C CPU SCREW M2.5*4.3L (2.3 KG) 86.00D01.230 D CPU SCREW M2.5*4.3L (1.55 KG) 86.00D02.230 E SCREW M2.5-6 86.9A323.6R0 F SCRW M2.5*L8(NON NYLOK) 86.9A323.8R0 G SCREW M2*3 NYLON 1JMCPC-420325 86.[...]

Chapter 3 53 Removing the Battery Pack 1. Unlock the battery lock. 2. Slide the battery latch then remove the battery .[...]

54 Chapter 3 Removing the Wireless LAN Card /the HDD Module/the Memory/the ODD Module and the LCD Module Removing the Memory and the HDD Module 1. Remove the five screws fastening the DIMM cover . 2. Detach the DIMM cover carefully . 3. Pop out the memory carefully . 4. Disconnect wireless main and auxiliary antenna from the wirel ess LAN card. 5. [...]

Chapter 3 55 Removing the ODD Module 1. First, remove the screw fastening the ODD module as shown. 2. Push the ODD module outwa rds then remove it. Removing the LCD Module 1. Detach the middle cover from the main uiit carefully . 2. Disconnect the launch board FFC from the launch board . 3. Remove the middle cover (with launch boar d and micropho n[...]

56 Chapter 3 5. T ake out the microphone fro m the middle cover . 6. Remove the two screws fastening the launch board. 7. Then remove the launch board from the middle cover . . 8. Remove the screw holding the keyboard. 9. T urn over the keyboard as shown. 10. Disconnect the keyboard cabl e. 11 . Remove the keyboard from the main unit. 12. T ear off[...]

Chapter 3 57 16. Remove two screws fastening the LCD hinges. 17. Then detach the LCD module from the main unit.[...]

58 Chapter 3 Disassembling the Main Unit Separate the Main Unit Into the Upper and the Lower Case Assembly 1. Disconnect the touchpad cable and t he LED FFC from the main board. 2. Remove the 15 screws on the bottom as shown. 3. Detach the upper case assembly from the lower case assembly carefully . Disassembling the Lower Case Assembly 4. T urn ov[...]

Chapter 3 59 11 . Remove the two screws holding the speaker set. 12. T ake out the speaker set from the lower case. 13. Remove the three screws fastening the system fan. 14. Detach the fan from the lower case. 15. Disconnect the RTC battery cable then detach the RTC battery . 16. Disconnect the launch board FFC from the main board. 17. Disconnect t[...]

60 Chapter 3 20. Remove the five screws fastening the heatsink. 21. Remove the heatsink from the main board. 22. Use a flat-headed screwdriver to relea se the CPU socket lock. 23. Remove the CPU from the CPU socket carefully . Disassembling the Upper Case Assembly 1. Remove the two screws fastening the LED board. 2. The remove th e LED board from t[...]

Chapter 3 61 5. Remove the four screws fastening the touchpad bracket. 6. Remove the touchpad bracket (with touchpad). 7. Detach the touchpad from the touchpad bracke.t[...]

62 Chapter 3 Disassembling the LCD Module 1. Remove the four screw caps as shown. 2. Remove the four screws holding the LCD bezel. 3. Then detach the LCD bezel from the LCD module. 4. Remove the two screws fastening the LCD inverter . 5. T ake out the LCD inverter from the LCD cover , then disconnect the LCD cable from the inverter . 6. Remove the [...]

Chapter 3 63 13. T ear off the t ape fastening the LCD cable. 14. Disconnect the LCD cable from the LCD. 15. T ear off another t ape holding the LCD cable . 16. Remove the four screws fastening the LCD right bracket. 17. Remove the right bracket from the LCD. 18. Remove the four screws fastening the LCD left bracket. 19. Remove the left bracket fro[...]

64 Chapter 3 Disassembling the External Modules Disassembling the HDD Module 1. Remove the four screws fastening the HDD bracket. 2. Remove the HDD bracket. Disassembling the ODD Module 1. Remove the two screws holding the ODD fix holder bracket. 2. Then remove the ODD fix holder bracket. 3. Reove the two screws fastening the ODD rail bracket then [...]

Chapter 4 65 Use the following procedure as a gui de for computer problems. NOTE: The diagnosti c tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false e rrors and invalid system responses. 1. Obtain the failing symptoms in as much detail as possible. 2. V erify the symptoms by attempt[...]

66 Chapter 4 System Check Procedures External Diskette Drive Check Do the following to isolate the problem to a controller, dr iver , or diskette. A write-ena bled, diagnostic diskette is required. NOTE: Make sure that the diskette does not have more than on e label attached to it. Multiple labels can cause damage to the dri ve or cause the drive t[...]

Chapter 4 67 If any of these devices do not work, reconnect the cable connector and rep eat the failing o peration. Memory check Memory errors might stop system operations, show error messages on the screen, or hang the system. 1. Boot from the diagnostics diskette and start the doa gmpstotics prog ram (please refer to mai n board. 2. Go to the dia[...]

68 Chapter 4 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 figu re 1. If the voltage is not correct , replace the power ad apter . 2. If the voltage is within the range, do the following: T Replace the System board. T If the problem i[...]

Chapter 4 69 Check the Battery Pack T o check the battery pack, do the following: From Software: 1. Check out the Power Management in control Panel 2. In Power Mete r , conf irm that if t he parameters sh own in the screen for Current Power Source and T otal Battery Power Remaining are correct. 3. Repeat the steps 1 and 2, fo r both battery and ada[...]

70 Chapter 4 Power-On Self-Test (POST) Error Message The POST error message index lists the error message and their possible causes. The most like ly cause is listed first. NOTE: Perform the FRU replacement or actions in the s equence shown in FRU/Action column, if the FRU replacement does not solve the proble m, put the ori ginal part back in the [...]

Chapter 4 71 Index of Error Messages Error Code List Error Codes Error Messages 006 Equipment Configuration Error Causes: 1. CPU BIOS Update Code Mismatch 2. IDE Primary Channel Master Drive Err or (THe causes will be shown before “Equipment Configuration Error”) 010 Memory Error at xxxx:xxxx:xxxx h (R:xxxxh, W:xx xxh) 070 Real T ime Clock Erro[...]

72 Chapter 4 Real time clock error RTC battery Run BIOS Setup Utility to reconfigure system time, then reboot system. System board Previous boot incomplete - Default configuration used Run “Load Default Settings” in BIOS Setup Utility . RTC battery System board Memory size found by POST differed from CMOS Run “Load Default Settings” in BIOS[...]

Chapter 4 73 Error Message List No beep Error Messages FRU/Action in Sequen ce No beep, power-on indicator turns off and LCD is blank. Power source (battery pack and power adapter). See “Power System Check” on page 67.. Ensure every connector is connected tig htly and correctly . Reconnect the DIMM. LED board. System board. No beep, power-on in[...]

74 Chapter 4 Phoenix BIOS Beep Codes Code Beeps POST Routine Description 02h V erify R eal Mode 03h Disable Non-Maskable Interru pt (NMI) 04h Get CPU type 06h Initialize system hardware 08h Initialize chipset with i nitial POST values 09h Set IN POST flag 0Ah Initialize CPU registers 0Bh Enable CPU cache 0Ch Initialize caches to initial POST values[...]

Chapter 4 75 46h 2-1-2-3 Check ROM copyright notice 48h Check video configuration against CMOS 49h Initialize PCI bus and devices 4Ah Initialize all video adapters in system 4Bh QuietBoot start (optional) 4Ch Shadow video BIOS ROM 4Eh Display BIOS copyright notice 50h Display CPU type and speed 51h Initialize EISA board 52h T est keyboard 54h Set k[...]

76 Chapter 4 8Ch Initialize floppy controller 8Fh Determine number of A T A drives (optional) 90h Initialize hard-disk controllers 91h Initialize local-bus hard-disk controllers 92h Jump to UserPatch2 93h Build MPT ABLE for multi-processor boards 95h Install CD ROM for boot 96h Clear huge ES segment register 97h Fixup Multi Processor table 98h 1-2 [...]

Chapter 4 77 D2h Unknown interrupt Code Beeps E0h Initialize the chipset E1h Initialize the bridge E2h Initialize the CPU E3h Initialize the system timer E4h Initialize system I/O E5h Check force recovery boot E6h Checksum BIOS ROM E7h Go to BIOS E8h Set Huge Segment E9h Initialize Mu lti Processor EAh Initialize OEM special code EBh Initialize PIC[...]

78 Chapter 4 Index of Symptom-to-FRU Error Message LCD-Related Symptoms Symptom / Error Action in Sequence LCD backlight doesn't work LCD is too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted Enter BIOS Utility to execute “Load Setup Default Settings”, the n reboot system. Reconnect the LCD connectors. Keyboard (if [...]

Chapter 4 79 Battery can’t be charged See “Check the Battery Pack” on page 69. Battery pack System board PCMCIA-Related Symptom s Symptom / Error Action in Sequence System cannot detect the PC Card (PCMCIA) PCMCIA slot assemb ly System board PCMCIA slot pin is damaged. PCMCIA slot assembly Memory-Related Symptoms Symptom / Error Action in Seq[...]

80 Chapter 4 NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undete rmined Problems” on page 82. Battery fuel gauge in Windows doesn’t go hig her than 90%. Remove battery pack and let it cool for 2 hours. Refresh battery (continue use battery until pow er off, then charge battery). Battery pack System[...]

Chapter 4 81 Intermittent Problems Intermittent system hang problems can be caused by a variety of reasons th at have nothing to do with a hardware defect, such as: cosmic radiation, electros tatic discharge, or software errors. FRU replacement should be considered only when a recurring prob lem exists. When analyzing an intermittent prob lem, do t[...]

82 Chapter 4 Undetermined Problems The diagnostic proble ms does not identify wh ich adapter or device failed, which in stalled devices are incorrect, whether a short circuit is suspected, or whether the system is inoperative. Follow these procedure s to isolate the fail i ng FRU (do not isolate non-defective FRU). NOTE: V erify that all attached d[...]

Chapter 5 83 Top View 1 SW1 Switch 7 BLUE1 Bluetooth Cable Connector 2 LEDB1 LED Board Cable Connector 8 U39 LAN Connector: RTL8100CL 3 KB1 Keyboard Connector 9 RTC1 RTC Battery Connector 4 TP AD1 T ouchpad Cable Connector 10 U40 Keyboard Controller: ENE CB- 1410QF 5 LCD1 LCD Cable Connector 1 1 SPKR1 S peaker Set Cable Connector 6 LAUNCH1 Launch B[...]

84 Chapter 5 Bottom View NOTE: This is engineering samp le. The image above may not be exactly the same as the real main board you get. 1 USB2 USB port 13 ODD1 ODD Connector 2 USB3 USB port 14 WIN1 Wireless LAN Card Slotr 3 USB4 USB port 15 DM1 DIMM Slot1 4 LAN1 RJ1 1+RJ45 (Modem Port+ Ethernet Port) 16 DM3 D IMM Slot2 5M D C W 1 Modem Cable Connec[...]

Chapter 6 85 This chapter gives you the FRU (Field Repla ceable Unit) list ing in global configurations of Aspire 3620/TravelMate 2420. Refer to this chapter whenever ordering fo r parts to re pair or for RMA (Return Merchandise Authorization). Please note that WHEN ORDERING FRU P ARTS, you should c heck the most up-to-date information available on[...]

86 Chapter 6 Aspire 3620/TravelMate 2420 Exploded Diagram Aspire 3620/T ravelMate 2420 FRU List Category No. Part Name and D escription Acer Part No. Adapter ADAPTER 65W DEL T A SADP-65KB DBE AP .06501.007 ADAPTER 65W LITEON P A-1650- 02WR AP .06503.01 1 ADAPTER 65W LISHIN SLS0335A19A54LF AP .06506.003 Battery BA TTERY P ACK LI 6CELL 2.0MAH SANYO B[...]

Chapter 6 87 BLUETOOTH MODULE FOXCONN BCM2045 Note: Th e bluetoot h module do es not contain the black mylar as the image shows.. 54.TB2V1.001 Cables MODEM CABLE 50.TB2V1.005 LED CABLE 50.TB2V1.003 TOUCHP AD CABLE 50.TB2V1.001 LAUNCH BOARD CABLE 50.TB2V1.002 BLUETOOTH CABLE 50.TB2V1.004 POWER CORD 2.5A 125V USA 27.01518.781 POWER CORD 10A 250V 3PIN[...]

88 Chapter 6 POWER CORD 2.5A 250V SOUTH AFRICA BK 27.01518.631 POWER CODE 7A 125V JAP AN 2PIN 27.03518.161 Case/Cover/Bracket/Assembly LOWERCASE W/SPEAKER 60.TB2V1.001 S pea ker SPEAKER 23.TB2V1.001 Case/Cover/Bracket/Assembly MIDDLE COVER 60.AA6V1.003 MIDDLE COVER (TM) 60.TB2V1.003 MINI CARD COVER TBD DIMM COVER 42.TB2V1.001 HDD COVER 42.TB2V1.002[...]

Chapter 6 89 TOUCHP AD BRACKET 33.TB2V1.001 UPPER CASE 60.AA6V1.002 UPPER CASE (TM) 60.TB2V1.002 Combo Module COMBO MODULE 24X 6M.TB2V1.001 OPTICAL FIX HOLDER BRACKET 33.TB2V1.002 OPTICAL RAIL HOLDER 33.TB2V1.003 OPTICAL BEZEL GBASE FOR COMBO 42.TB2V1.003 COMBO MODULE 24X HLDS GCC- 4244N LF 1.00AB W/O BEZEL KO.0240A.005 COMBO MODULE 24X LITEON SOSC[...]

90 Chapter 6 CPU DOTHAN740 1.73GMHZ INTEL KC.N0001.740 CPU DOTHAN725A 1.6GMHZ INTEL KC.NA001 .725 CPU CEL-M370 1.5G MHZ INTEL KC.NC001.370 CPU CEL-M380 1.6GMHZ INTEL KC.NV001.380 CPU CEL-M390 1.7GMHZ INTEL KC.NV001.390 CPU CEL-M360 1.4GMHZ INTEL KC.NV001.360 DVD Module DVD-RW MODULE 8X 6M.TB2 V1.002 OPTICAL FIX HOLDER BRACKET 33.TB2V1.002 OPTICAL R[...]

Chapter 6 91 ASSY HDD BRACKET AG1 33.TB2V1.004 HDD 40GB SEAGA TE ST94021 12A KH.04001.014 HDD 40GB TOSHIBA MK4025GAS KH.04004.005 HDD 40GB HGST HTS421240H9A T00 KH.04007.013 HDD 40GB WD WD400UE-22HCT0 KH.04008.025 HDD 40GB SAMSUNG M40MP0402H KH.0400B.003 HDD MODULE 60G TBD ASSY HDD BRACKET AG1 33.TB2V1.004 HDD 60GB SEAGA TE ST96812A KH.06001.004 HD[...]

92 Chapter 6 CPU HEA TSINK W/SCREW W/O F AN 34.TB2V1.001 Keyboard KEYBOARD 89KEY DARFON NSK- H3M00 SWISS KB.A2707.01 1 KEYBOARD 88KEY DARFON NSK- H30M02 T AIWAN(CHINESE) KB.A2707.002 KEYBOARD 88KEY DARFON NSK- H3M03 THAI KB.A2707.004 KEYBOARD 89KEY DARFON NSK- H3M06 PORTUGA KB.A2707.012 KEYBOARD 88KEY DARFON NSK- H3M0A ARABIA KB.A2707.013 KEYBOARD [...]

Chapter 6 93 KEYBOARD 89KEY DARFON NSK- H3M1A BELGIUM KB.A2707.014 KEYBOARD 89KEY DARFON NSK- H3M1B BR KB.A2707.005 KEYBOARD 88KEY DARFON NSK- H3M1D US-INTERNA TIONAL KB.A2707.001 Keyboard (TM) KEYBOARD 89KEY DARFON NSK- AEK00 SWISS KB.T5007.01 1 KEYBOARD 88KEY DARFON NSK- AEK02 T AIW AN(CHINESE) KB.T5007.002 KEYBOARD 88KEY DARFON NSK- AEK03 THAI K[...]

94 Chapter 6 KEYBOARD 89KEY DARFON NSK- AEK1F SV KB.T5007.026 LCD Module LCD MODULE 14.1" WXGA W/ ANTENNA NONE GLARE 6M.TB2 V1.0 1 1 INVERTER BOARD 15.4" FOXCONN T62I240.00 19.A46V1.003 WIRELESS ANTENNA LEFT/RIGHT 25.TB2V1.001 LCD/INVERTER CABLE 14.1" WXGA 50.TB2V1.006 LCD BRACKET RIGHT Note: Right bracket is the upper one. 33.TB1V1.[...]

Chapter 6 95 HINGE P ACK LEFT/RIGHT 6K.TB2V1.001 LCD 14.1" WXGA AU B141EW01 V .1 NONE GLARE LK.14105.013 LCD 14" WXGA SAMSUNG L TN141W1-L01 NONE GLARE LK.14106.004 LCD 14.1" WXGA LG LP141WX1- TL02 NONE GLARE LK.14108.002 LCD 14.1" WXGA QDI QD14TL01-03 NONE GLARE 420G LK.14109.004 LCD 14" WXGA CMO N141I1-L0 2 NONE GLARE LK.1[...]

96 Chapter 6 RTC BA T TERY 23.TB2V1.004 PCMCIA Slot/PC Card Slot PCMCIA SLOY 22.TB2V1.001 Memory SDIMM 256M INFINEON HYS64T32000HDL-3.7-A KN.25602.023 DIMM 256M NANY A NT256T64UH4A1FN-37B KN.25603.029 SDIMM 256M MICRON MT4HTF3264HY -53EB3 KN.25604.027 SDIMM 256M SAMSUNG M470T3354CZ3-CD5 KN.2560B.017 SDIMM 256M HYNIX HYMP532S64P6-C4 KN.2560G .006 SD[...]

Chapter 6 97 SCRW M2*L3 BLACK 86.00C31.220 SCRW M2 X 2 86.00C34.620 SCR M2.5*12L B-ZN NYLOK I-HEAD 86.5A353 .120 SCRW WH MS+CBZ M2.5+L4 BLACK 86.9A323.4R0 SCREW 86.9A352.4R0 SCREW M2.5*4L(NYLOCK) BLACK ZN 86.9A353.4R0 SCRW M2.5*5 W AFER B- ZN 86.9A353.5R0 SCRW MAC W AFER M2*L2.5 ZN S_NO 86.9A452.2R5 SCREW M3x4 (86.9A524.4R0) 86.9A524.4R0 SCREW M2 X[...]

98 Chapter 6[...]

Index 99 A AFLASH Utility 48 Audio 32 B Battery Pack 53 BIOS 29 package 29 password control 29 ROM size 29 ROM type 29 vendor 29 Version 29 BIOS Supports protocol 29 BIOS Utility 37 Navigating 38 Onboard Device Config uration 43 Security 41, 42 System Security 47 Board Layout Bottom View 5 Top View 4, 83 C Cache controller 29 size 29 CardBus 33 D D[...]

Index 100 S Second Level Cache 29 System Block Diagram 3 System Check Procedures 66 System Memory 29 System Utilities 37 T To p 8 3 T ouchpad Check 69 T roubleshooting 65 U Undetermined Prob lems 82 USB 33 utility BIOS 37 V Vi deo 33[...]