Lenovo ThinkPad X40 User Manual - Page 3

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Contents About this manual 1 Introduction 3 Important service information 3 Strategy for replacing FRUs 3 Strategy for replacing a hard disk drive . . . . . 4 How to use error messages 4 Strategy for replacing FRUs for CTO, CMV, and GAV 4 Product definition 4 FRU identification for CTO, CMV, and GAV products 5 Important information about replacing RoHS compliant FRUs 7 Diskette compatibility matrix 8 Safety notices: multilingual translations 8 Safety information 20 General safety 20 Electrical safety 21 Safety inspection guide 23 Handling devices that are sensitive to electrostatic discharge 24 Grounding requirements 25 Laser compliance statement 26 General descriptions 29 Read this first 29 What to do first 29 Related service information 31 Service Web site 31 Restoring the preloaded system 31 Recovering the hard disk to original contents . . . 34 Passwords 37 Power management 39 Checkout guide 42 Testing the computer 42 Detecting system information with PC-Doctor. . . 46 Power system checkout 46 ThinkPad X40 series 51 Product overview 53 Specifications 53 Status indicators for X40 55 FRU tests 57 Fn key combinations 59 Symptom-to-FRU index 61 Numeric error codes 61 Error messages 68 Beep symptoms 70 No-beep symptoms 70 LCD-related symptoms 71 Intermittent problems 72 © Lenovo 2005. Portions © IBM Corp. 2005. iii

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Contents
About
this
manual
.
.
.
.
.
.
.
.
.
.
.1
Introduction
.
.
.
.
.
.
.
.
.
.
.
.
.3
Important
service
information
.
.
.
.
.
.
.
.
.3
Strategy
for
replacing
FRUs
.
.
.
.
.
.
.
.
.3
Strategy
for
replacing
a
hard
disk
drive
.
.
.
.
.4
How
to
use
error
messages
.
.
.
.
.
.
.
.4
Strategy
for
replacing
FRUs
for
CTO,
CMV,
and
GAV
4
Product
definition
.
.
.
.
.
.
.
.
.
.
.4
FRU
identification
for
CTO,
CMV,
and
GAV
products
5
Important
information
about
replacing
RoHS
compliant
FRUs
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.7
Diskette
compatibility
matrix
.
.
.
.
.
.
.
.
.8
Safety
notices:
multilingual
translations
.
.
.
.
.
.8
Safety
information
.
.
.
.
.
.
.
.
.
.
.
. 20
General
safety
.
.
.
.
.
.
.
.
.
.
.
. 20
Electrical
safety
.
.
.
.
.
.
.
.
.
.
. 21
Safety
inspection
guide
.
.
.
.
.
.
.
.
. 23
Handling
devices
that
are
sensitive
to
electrostatic
discharge
.
.
.
.
.
.
.
.
.
.
.
. 24
Grounding
requirements
.
.
.
.
.
.
.
.
. 25
Laser
compliance
statement
.
.
.
.
.
.
.
.
. 26
General
descriptions
.
.
.
.
.
.
.
.
.
. 29
Read
this
first
.
.
.
.
.
.
.
.
.
.
.
.
. 29
What
to
do
first
.
.
.
.
.
.
.
.
.
.
. 29
Related
service
information
.
.
.
.
.
.
.
.
. 31
Service
Web
site
.
.
.
.
.
.
.
.
.
.
. 31
Restoring
the
preloaded
system
.
.
.
.
.
. 31
Recovering
the
hard
disk
to
original
contents
.
.
. 34
Passwords
.
.
.
.
.
.
.
.
.
.
.
.
. 37
Power
management
.
.
.
.
.
.
.
.
.
. 39
Checkout
guide
.
.
.
.
.
.
.
.
.
.
.
. 42
Testing
the
computer
.
.
.
.
.
.
.
.
.
. 42
Detecting
system
information
with
PC-Doctor
.
.
. 46
Power
system
checkout
.
.
.
.
.
.
.
.
. 46
ThinkPad
X40
series
.
.
.
.
.
.
.
.
.
. 51
Product
overview
.
.
.
.
.
.
.
.
.
.
.
. 53
Specifications
.
.
.
.
.
.
.
.
.
.
.
. 53
Status
indicators
for
X40
.
.
.
.
.
.
.
.
. 55
FRU
tests
.
.
.
.
.
.
.
.
.
.
.
.
. 57
Fn
key
combinations
.
.
.
.
.
.
.
.
.
. 59
Symptom-to-FRU
index
.
.
.
.
.
.
.
.
.
. 61
Numeric
error
codes
.
.
.
.
.
.
.
.
.
. 61
Error
messages
.
.
.
.
.
.
.
.
.
.
. 68
Beep
symptoms
.
.
.
.
.
.
.
.
.
.
. 70
No-beep
symptoms
.
.
.
.
.
.
.
.
.
. 70
LCD-related
symptoms
.
.
.
.
.
.
.
.
. 71
Intermittent
problems
.
.
.
.
.
.
.
.
.
. 72
©
Lenovo
2005.
Portions
©
IBM
Corp.
2005.
iii