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Acer TravelMate 420 TravelMate 420 Service Guide - Page 10

Expansion, Keyboard and Pointing Device, I/O Ports, One type II CardBus PC Card slots - memory upgrade

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T Sleek, smooth and stylish design T Acer FinTouch full-sized curved keyboard T Ergonomically-centered touchpad pointing device Expansion T T One type II CardBus PC Card slots Upgradeable memory Keyboard and Pointing Device T 84/85/88-key windows keyboard T Built-in touchpad pointing device with ergonomic buttons and 4-way integrated scroll key T 5 launch keys, including Internet browser, email (with LED for received mail), and 3 userprogammable keys T Acer InviLinkTM button for wireless models T Embedded numeric keypad T International language support I/O Ports T T T T T T T T T T T T T T One type II CardBus slots One RJ-11 modem jack One RJ-45 network jack One DC-in jack for AC adapter One ECP/EPP-compliant parallel port One external monitor port One headphone/speaker/line-out jack (3.5mm mini jack) One microphone/line-in jack (3.5mm mini jack) One S-video-out (NTSC/PAL) port Three Universal Serial Bus (USB) ports One IEEE 1394 port 100-pin port replicator connector for Acer EasyPort One SD/MMC slots One memory stick slot 2 Chapter 1

Section	Page
TravelMate 420	1
Revision History	2
Copyright	3
Disclaimer	3
Conventions	4
Preface	5
Table of Contents	7
Ch.1 System Specifications	9
Features	9
System Block Diagram	11
Board Layout	12
Top View	12
Bottom View	13
Outlook View	14
Front View	14
Left Panel	16
Right Panel	17
Rear Panel	18
Bottom Panel	19
Indicators	20
Lock Keys	21
Embedded Numeric Keypad	22
Windows Keys	23
Hot Keys	24
The Euro Symbol	26
Launch Keys	27
E-Mail Detection	28
Touchpad	29
Touchpad Basics	29
Hardware Specifications and Configurations	31
Ch.2 System Utilities	47
BIOS Setup Utility	47
Navigating the BIOS Utility	48
Info.	49
Main	51
System Devices	53
Security	54
Boot	58
Exit	59
BIOS Flash Utility	60
System Diagnostic Diskette	60
Running Diagnostics Program	62
Ch.3 Machine Disassembly and Replacement	69
General Information	70
Disassembly Procedure Flowchart	71
Removing the Battery Back	73
Removing the Optical Module/HDD Module and Memory	74
Removing the Optical Module	74
Removing the HDD module	74
Removing the Memory	74
Removing the Keyboard/ LCD Module and VGA Board	75
Removing the Keyboard	75
Removing the LCD module and VGA Board	75
Disassembling the Main Unit	77
Disassembling the LCD Module	82
Disassembling the External Modules	83
Disassembling the HDD Module	83
Disassembling the Optical Disk Drive Module/Combo Drive Module	83
Ch.4 Troubleshooting	85
System Check Procedures	86
External Diskette Drive Check	86
External CD-ROM/DVD-ROM Drive Check	86
Keyboard or Auxiliary Input Device Check	87
Memory Check	87
Power System Check	87
Touchpad Check	89
Display Check	89
Sound Check	90
Power-On Self-Test (POST) Error Message	91
Index of Error Messages	92
Index of Symptom-to-FRU Error Message	94
Intermittent Problems	97
Undetermined Problems	98
POST Task Routines	99
Index of Flash BIOS Error Message	103
Ch.5 Jumper and Connector Locations	105
Top View	105
SW1 Settings (Lid switch)	106
SW2 Settings	106
Bottom View	107
Ch.6 FRU (Field Replaceable Unit) List	109
App.A Model Definition and Configuration	126
TravelMate 420 Series	126
Main Features	127
App.B Test Compatible Components	129
Microsoft® Windows® XP Home Environment Test	130
Microsoft® Windows® XP Pro Environment Test	133
Microsoft® Windows® 2000 Environment Test	135
App.C Online Support Information	137

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