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IBM ThinkPad 390E

Tags : IBMThinkPad390E2626 
IBM ThinkPad 390E Hardware Maintenance Manual

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Description

IBM ThinkPad 390E Hardware Maintenance Manual
First Edition (March 1999) - 130 pages S37L-5153-01
Contents
Introduction . 1
Important Service Information . 1
How to Use Error Messages 2
How to Read POST Error Messages 2
Drive and Diskette Compatibility Matrix . 3
Safety Notices (Multi-lingual Translations) . 4
Safety Information 11
General Safety 11
Electrical Safety 12
Safety Inspection Guide 13
Handling Electrostatic Discharge-Sensitive Devices 15
Grounding Requirements 15
Laser compliance statement 16
ThinkPad 390E Hardware Maintenance Manual 19
Read This First 19
What to Do First 19
How to Disable the Password . 20
Product Overview . 22
Fn Key Combinations . 24
Status Indicators 25
Checkout Guide . 27
Audio Checkout 28
Diskette Drive Checkout 28
CD-ROM ASM Checkout 28
Fan ASM Checkout 29
Keyboard and Auxiliary Input Device Checkout . 30
Memory Checkout . 31
Modem Board Checkout 32
Power System Checkout 33
TrackPoint Checkout 35
Power Management Features . 36
Symptom-to-FRU Index 39
Numeric Error Codes 40
Error Messages 43
No Beep Symptoms 43
LCD-Related Symptoms 44
Keyboard-Related Symptoms 44
Indicator-Related Symptoms 44
Power-Related Symptoms . 44
PC Card (PCMCIA)-Related Symptoms . 45
Speaker-Related Symptoms 45
Power Management-Related Symptoms . 45
Peripheral-Device-Related Symptom 46
Intermittent Problems . 46
Undetermined Problems 47
CE Utility Program Diskette 48
Setting the LCD Panel ID . 48
Setting the Thermal Sensor 48
Writing the RFID Data . 49
Flash UUID 49
Running the Diagnostics 50
PC Doctor System Diagnostics . 51
FRU Removals and Replacements . 60
FRU Service Procedures 61
Battery ASM 62
Hard Disk Drive 63
Combo Bay 64
Diskette Drive (FDD ASM) . 64
CD-ROM ASM . 65
Combo Bay FPC . 66
Hard Disk Adapter Combo Bay ASM 67
Modem Card . 68
Backup Battery (RTC) . 69
Keyboard . 70
LED Board 72
Upper Heatsink 73
PCMCIA Slots . 74
CPU Board 75
LCD Panel ASM 76
Upper Cover ASM . 78
IMM Lower Heatsink ASM . 80
Fan ASM . 81
Power Latch, IR Board, and DC-DC & BATT Board 83
System Board . 84
Combo Bay Interposer Board 85
LCD Bezel ASM 14.1" . 86
Speaker ASM 14.1" 87
VR Board ASM 14.1" . 88
Microphone ASM 14.1" . 89
LCD Panel ASM 14.1" . 89
LCD Inverter ASM 14.1" 91
LCD FPC ASM 14.1" 92
LCD Bezel ASM 13.3" . 93
Speaker ASM 13.3" 94
VR Board ASM 13.3" . 95
LCD Inverter ASM 13.3" 96
Microphone ASM 13.3" . 97
LCD Panel ASM 13.3" . 98
LCD FPC ASM 13.3" 99
LCD Bezel ASM 12.1" 100
Speaker ASM 12.1" . 101
VR Board ASM 12.1" 102
LCD Inverter ASM 12.1" . 103
Microphone ASM 12.1" 104
LCD Panel ASM 12.1" 104
LCD FPC ASM 12.1" . 105
Switch Location . 106
System Unit Parts Listing 107
LCD Unit Parts Listing 112
12.1" LCD ASM Parts Listing . 112
13.3" LCD ASM Parts Listing . 114
14.1" LCD ASM Parts Listing . 116
Service Tools 118
Notices . 119
Trademarks 119




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