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ThinkPad R30/R31 HMM
ThinkPad R30/R31 Hardware
Maintenance Manual
Before using this information and the product it supports,
be sure to read the general information under
“Introduction” on page 1,
and
“Notices” on page 228.
First Edition (September 2002)
The following paragraph does not apply to the United
Kingdom or any country where such provisions are
inconsistent with local law:
INTERNATIONAL BUSINESS MACHINES CORPORATION
PROVIDES THIS PUBLICATION
″
AS IS
″
WITHOUT ANY
WARRANTY OF ANY KIND, EITHER EXPRESS OR
IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE
LIMITED WARRANTIES OF MERCHANTABILITY OR
FITNESS FOR A PARTICULAR PURPOSE. Some states
do not allow disclaimers or express or implied warranties in
certain transactions; therefore, this statement may not
apply to you.
This publication could include technical inaccuracies or
typographical errors. Changes are periodically made to the
information herein; these changes will be incorporated in
new editions of the publication. IBM may make
improvements or changes in the products or the programs
described in this publication at any time.
Requests for technical information about IBM products
should be made to your IBM Authorized Dealer or your
IBM Marketing Representative.
© Copyright International Business Machines
Corporation 2002. All rights reserved.
NotetoUS
Government Users — Documentation related to restricted
rights — Use, duplication, or disclosure is subject to
restrictions set forth in GSA ADP Schedule Contract with
IBM Corp.
Preface
About this manual
This manual contains service and reference information for
IBM ThinkPad R30/R31 products. Use this manual along
with the advanced diagnostic tests to troubleshoot
problems effectively.
The manual is divided into sections as follows:
v
The Introduction section provides general information,
guidelines, and safety information required to service
computers.
v
The product-specific section includes service, reference,
and product-specific parts information.
Important
This manual is intended for trained servicers who
are familiar with ThinkPad products. Use this
manual along with the advanced diagnostic tests to
troubleshoot problems effectively. Before servicing
an IBM ThinkPad product, be sure to review the
safety information under
“Safety Notices
(Multi-lingual Translations)” on page 3
,“Safety
Information” on page 13,
and
“Laser Compliance
Statement” on page 17.
iii
iv
ThinkPad R30/R31 HMM
Contents
Preface . . . . . . . . . . . . . . .
iii
ThinkPad R30/R31 Hardware Maintenance Manual
1
Introduction . . . . . . . . . . . . . .
1
Im t t S i eI f rm ti . . . . . . . .
1
Drive and Diskette Compatibility Matrix . . . . .
2
Safety Notices (Multi-lingual Translations) . . . .
3
S f tyI f rm ti . . . . . . . . . . .
3
Laser Compliance Statement . . . . . . .
7
General Descriptions . . . . . . . . . . .
0
Read this first . . . . . . . . . . . . .
1
What to do first . . . . . . . . . . .
1
FRU replacement notices . . . . . . . . .
3
LCD replacement notice . . . . . . . . .
3
S ew ti s. . . . . . . . . . . .
3
System board/LCD/Inverter replacement notice
24
R l t d i ei f rm ti n. . . . . . . . .
6
Power button as reset switch . . . . . . .
6
Running a low-level format . . . . . . . .
6
S i eW b ite. . . . . . . . . . .
6
Passwords . . . . . . . . . . . . .
6
Power management features . . . . . . .
8
Fn key combinations . . . . . . . . . .
0
Product recovery program . . . . . . . .
0
l hBIOS. . . . . . . . . . . . .
3
Checkout guide . . . . . . . . . . . .
4
Testing the computer . . . . . . . . . .
4
R l t d i ei f rm ti n. . . . . . . .
5
Power systems checkout. . . . . . . . .
6
Symptom-to-FRU Index . . . . . . . . . .
0
Numeric Error Codes and Messages . . . . .
0
Beep Symptoms . . . . . . . . . . .
3
LCD-Related Symptoms . . . . . . . . .
4
Keyboard/TrackPoint-Related Symptoms . . . .
5
Indicator-Related Symptoms. . . . . . . .
5
Power-Related Symptoms . . . . . . . .
5
Memory-Related Symptom . . . . . . . .
6
Audio-Related Symptoms . . . . . . . .
6
PC Card (PCMCIA)-Related Symptoms . . . .
6
Power Management-Related Symptoms . . . .
7
Peripheral-Device-Related Symptoms . . . . .
7
Modem-Related Symptom . . . . . . . .
8
Operating System-Related Symptom . . . . .
8
I t rmitt t P lems. . . . . . . . . .
8
Undetermined Problems . . . . . . . . .
9
ThinkPad R30 . . . . . . . . . . . . .
0
Product overview . . . . . . . . . . .
1
FRU removals and replacements . . . . . .
6
Locations . . . . . . . . . . . . .
4
P tsli t . . . . . . . . . . . . .
7
v
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