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Acer TravelMate 430 TravelMate 430 Service Guide - Page 44

DMA Channel Assignment, IRQ Assignment Map, ECP Printer Port LPT1

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IRQ Assignment Map IRQ11 IRQ12 IRQ13 IRQ14 IRQ15 Interrupt Channel DMA Channel Assignment DMA Channel 1 2 4 Function(Hardware) Free Alps Pointing-device Numeric data processor Primary IDE controller Secondary IDE controller Function(Hardware) ECP Printer Port (LPT1) Standard Floppy Disk Controller Direct Memory Access Controller 36 Chapter 1

Section	Page
TravelMate 430	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 Numeri c 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	45
BIOS Setup Utility	45
Navigating the BIOS Utility	45
Info.	47
Main	49
Advanced	51
Security	52
Boot	56
Exit	57
BIOS Flash Utility	58
System Diagnostic Diskette	58
Running Diagnostics Program	60
Ch.3 Machine Disassembly and Replacement	67
General Information	68
Before You Begin	68
Disassembly Procedure Flowchart	69
Removing the Optical Module/HDD Module and Memory	72
Removing the Optical Module	72
Removing the HDD module	72
Removing the Memory	72
Removing the Keyboard/ LCD Module and VGA Board	73
Removing the Keyboard	73
Removing the LCD module and VGA Board	73
Disassembling the Main Unit	75
Disassembling the LCD Module	80
Disassembling the External Modules	81
Disassembling the HDD Module	81
Disassembling the Optical Disk Drive Module/Combo Drive Module	81
Ch.4 Troubleshooting	83
System Check Procedures	84
External Diskette Drive Check	84
External CD-ROM/DVD-ROM Drive Check	84
Keyboard or Auxiliary Input Device Check	85
Memory Check	85
Power System Check	85
Touchpad Check	87
Display Check	87
Sound Check	88
Power-On Self-Test (POST) Error Message	89
Index of Error Messages	90
Index of Symptom-to-FRU Error Message	92
Intermittent Problems	95
Undetermined Problems	96
POST Task Routines	97
Index of Flash BIOS Error Message	101
Ch.5 Jumper and Connector Locations	103
Top View	103
SW1 Settings (Lid switch)	104
SW2 Settings	104
Bottom View	105
Ch.6 FRU (Field Replaceable Unit) List	107
Exploded Diagram	108
THE SYSTEM	108
LOGIC UP ASSY	109
LOGIC UP ASSY (Wireless)	110
LCD 14.1\	111
LCD 15\	111
DVD ASSY	112
CD-ROM ASSY	112
Combo ASSY	113
App.A Model Definition and Configuration	126
TravelMate 420 Series	126
Main Features	127
Microsoft(R)Windows(R)XP Pro Environment Test	133
Microsoft(R)Windows(R)2000 Environment Test	135
App.C Online Support Information	137

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