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Acer TravelMate 4020 TravelMate 4020 Service Guide - Page 95

Zl3a Base Assy W/o, Zl2 Top Cover Tm

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Illustration Part Name LOWER CASE W/ SPEAKER W/O 1394 Description ZL3A BASE ASSY W/O 1394 S/P Acer P/N 60.TAHV7.001 UPPER CASE W/TP, BRACKET, MIC,BLUETOOTH CABLE W/O IR DIMM/WIRELESS COVER HEATSINK COVER ZL2 TOP COVER TM ASSY W/O IR 60.TAHV7.002 ZL1 DDR COVER ASSY ZL2 HEATSINK COVER W/O DOCKING ASSY 42.T63V7.001 42.T66V7.001 3 IN 1 DUMMY COVER ZL1A 3 IN 1DUMMY COVER ASSY S.P. 42.T51V7.002 HDD COVER HDD BRACKET ZL2 HDD COVER ASSY ZL1A HDD BRACKET ASSY S.P. 42.T63V7.004 33.T50V7.001 Communication Module CPU/Processor Optical Disk Drive Module WIRELESS LAN ANTENNA ZL1A WIRELESS ANTENNA ASSY S.P. 50.T50V7.003 INTEL PENTIUM M 1.5G 2M 400FSB uFCPGA2 SL6F9 B-1 STEPPING INTEL PENTIUM M 1.6G 2M 400FSB uFCPGA2 SL7EG B-1 STEPPING INTEL PENTIUM M 1.7G 2M 400FSB uFCPGA2 SL7EP B-1 STEPPING INTEL PENTIUM M 1.8G 2M 400FSB uFCPGA2 SL7EN B-1 STEPPING INTEL PENTIUM M 2.0G 2M 400FSB uFCPGA2 SL7EM B-1 STEPPING KC.N0001.715 KC.N0001.725 KC.N0001.735 KC.N0001.745 KC.N0001.755 DVD/CDRW COMBO MODULE 24X QSI SBW-242C SWAP ZL1 COMBO (QSI SBW-242C) W/MB ASSY S.P. 6M.T50V7.001 89

Section	Page
TravelMate 4020	1
Revision History	2
Copyright	3
Disclaimer	3
Conventions	4
Preface	5
Ch,1 System Specifications	7
Features	7
Mainboard Placement	10
Top View	10
Rear View	11
Block Diagram	13
Outlook View	14
Open View	14
Front Panel	15
Left View	16
Right View	17
Rear View	18
Bottom View	19
Indicators	20
Easy-launch buttons	21
Touchpad	22
Touchpad Basics	22
Using the Keyboard	23
Lock keys and embedded numeric keypad	23
Using System Utilities	27
Acer eManager	27
Launch Manager	28
Hardware Specifications and Configurations	29
Ch.2 System Utilities	39
BIOS Setup Utility	39
Information	40
Main	42
Advanced	44
Security	46
Set Supervisor/User Password	47
Characters 0-9,A-Z (not case sensitive)	47
Boot	49
Exit	50
Ch.3 Machine Disassembly and Replacement	51
General Information	52
Before You Begin	52
Disassembly Procedure Flowchart	54
Removing the Battery Pack	56
Removing the HDD Module/the memory and the Wireless LAN Card/the Thermal Module and the CPU/ODD a...	57
Removing the HDD Module	57
Removing the Memory and the Wireless LAN Card	57
Removing the Thermal Module and CPU	58
Removing the ODD Module	59
Removing the LCD Module	60
Disassembling the Main Unit	61
Separate the Main Unit Into the Upper and the Lower Case Assembly	61
Disassembling the Upper Case Assembly	62
Disassembling the Lower Case Assembly	63
Disassembling the LCD Module	65
Disassembling the External Modules	67
Disassembling the Optical Drive Module	67
Ch.4 Troubleshooting	69
System Check Procedures	70
External Diskette Drive Check	70
External CD-ROM Drive Check	70
Keyboard or Auxiliary Input Device Check	70
Memory check	71
Power System Check	71
Touchpad Check	72
Power-on Self-Test Error Messages	73
Index of Error Messages	74
Phoenix BIOS Beep Codes	77
Index of Symptom-to-FRU Error Message	81
Intermittent Problems	84
Undetermined Problems	85
Ch.5 Jumper and Connector Locations	87
Top View	87
Rear View	88
RTC Jumper	90
Ch.6 FRU (Field Replaceable Unit) List	91

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