![background image](http://html.mh-extra.com/html/ibm/thinkpad-2626/thinkpad-2626_hardware-maintenance-manual_607394007.webp)
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
Contents
vii
Summary of Contents for ThinkPad 2626
Page 1: ...S37L 5153 01 IBM Mobile Systems ThinkPad 390E 2626 Hardware Maintenance Manual March 1999 ...
Page 6: ...vi ThinkPad 390E ...
Page 9: ...Service Tools 118 Notices 119 Trademarks 119 Contents ix ...
Page 10: ...x ThinkPad 390E ...
Page 28: ...18 ThinkPad 390E ...
Page 116: ...Switch Location Keyboard Lan guage US European Japanese J2 ON OFF J3 ON ON 106 ThinkPad 390E ...
Page 130: ...IBM Part Number 00N5907 Printed in U S A S37L 5153 ð1 ...