Lenovo ThinkCentre A61 Hardware Maintenance Manual - Page 5

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Contents Chapter 1. About this manual . . . . . 1 Important Safety Information 1 Important information about replacing RoHS compliant FRUs 2 Chapter 2. Safety information . . . . . 3 General safety 3 Electrical safety 3 Voltage-selection switch 5 Safety inspection guide 5 Handling electrostatic discharge-sensitive devices . . 6 Grounding requirements 7 Safety notices (multi-lingual translations) . . . . . 7 Chapter 3. General information . . . . 39 The ThinkVantage Productivity Center program . . 39 Additional information resources 39 Specifications 40 Machine types: 9120, 9127, 9129, 9134, 9136, 9139, 9141, 9143, 9156, 9158, 9171, and 9191. . . . . 40 Machine types: 9126, 9128, 9130, 9135, 9137, 9140, 9142, 9144, 9157, 9159, 9169, and 9189. . . . . 41 Chapter 4. General Checkout . . . . . 43 Problem determination tips 43 Chapter 5. Diagnostics 45 PC-Doctor for Windows 45 PC-Doctor for Windows PE 45 Running diagnostics from the Rescue and Recovery workspace 46 PC-Doctor for DOS 46 Creating a diagnostic CD image 46 Creating diagnostic diskettes 46 Running diagnostics from the CD or diskettes . . 47 Navigating through the diagnostics programs . . 47 Running tests 47 Viewing the test log 49 Chapter 6. Using the Setup Utility . . . 51 Starting the Setup Utility program 51 Viewing and changing settings 51 Using passwords 51 Password considerations 51 User Password 52 Administrator Password 52 Setting, changing, and deleting a password . . . 52 Selecting a startup device 52 Selecting a temporary startup device . . . . . 52 Selecting or changing the startup device sequence 53 Advanced settings 53 Exiting from the Setup Utility program . . . . . 53 Chapter 7. Symptom-to-FRU Index . . . 55 © Lenovo 2005, 2009. Portions © IBM Corp. 2005. Hard disk drive boot error 55 Power Supply Problems 55 Diagnostic error codes 57 Beep symptoms 78 POST error codes 79 Miscellaneous error messages 81 Undetermined problems 82 Chapter 8. Replacing FRUs (Machine types: 9120, 9127, 9129, 9134, 9136, 9139, 9141, 9143, 9156, 9158, 9171, and 9191 85 Rear connectors 86 Removing the computer cover 87 Locations 88 Locating parts on the system board 89 Removing and reinstalling the front bezel . . . . 89 Replacing the power supply 90 Replacing the system board 92 Replacing the microprocessor 96 Replacing a memory module 99 Replacing a PCI adapter card 100 Replacing the hard disk drive 102 Replacing the optical drive 105 Replacing the diskette drive 106 Replacing the front fan assembly 107 Replacing the rear fan assembly 110 Replacing the front audio/USB assembly . . . . 111 Replacing the power switch/LED assembly . . . 112 Replacing the CMOS battery 113 Completing the FRU replacement 114 Chapter 9. Replacing FRUs (Machine types: 9126, 9128, 9130, 9135, 9137, 9140, 9142, 9144, 9157, 9159, 9169, and 9189 115 Rear connectors 116 Removing the computer cover 117 Locations 118 Locating parts on the system board 119 Accessing the system board components and drives 119 Replacing a memory module 121 Replacing the CMOS battery 123 Replacing the power supply 124 Replacing the system board 126 Replacing the microprocessor 129 Replacing the hard disk drive 132 Replacing the optical drive 134 Replacing the diskette drive 135 Replacing the power switch/LED assembly . . . 136 Replacing the front panel card 137 Replacing the system fan assembly 138 Replacing a PCI adapter card 139 Completing the FRU replacement 140 iii

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Contents
Chapter
1.
About
this
manual
.
.
.
.
.1
Important
Safety
Information
.
.
.
.
.
.
.
.
.1
Important
information
about
replacing
RoHS
compliant
FRUs
.
.
.
.
.
.
.
.
.
.
.
.
.2
Chapter
2.
Safety
information
.
.
.
.
.3
General
safety
.
.
.
.
.
.
.
.
.
.
.
.
.
.3
Electrical
safety
.
.
.
.
.
.
.
.
.
.
.
.
.3
Voltage-selection
switch
.
.
.
.
.
.
.
.
.
.
.5
Safety
inspection
guide
.
.
.
.
.
.
.
.
.
.
.5
Handling
electrostatic
discharge-sensitive
devices
.
.6
Grounding
requirements
.
.
.
.
.
.
.
.
.
.7
Safety
notices
(multi-lingual
translations)
.
.
.
.
.7
Chapter
3.
General
information
.
.
.
. 39
The
ThinkVantage
Productivity
Center
program
.
. 39
Additional
information
resources
.
.
.
.
.
.
. 39
Specifications
.
.
.
.
.
.
.
.
.
.
.
.
.
. 40
Machine
types:
9120,
9127,
9129,
9134,
9136,
9139,
9141,
9143,
9156,
9158,
9171,
and
9191.
.
.
.
. 40
Machine
types:
9126,
9128,
9130,
9135,
9137,
9140,
9142,
9144,
9157,
9159,
9169,
and
9189.
.
.
.
. 41
Chapter
4.
General
Checkout
.
.
.
.
. 43
Problem
determination
tips
.
.
.
.
.
.
.
.
. 43
Chapter
5.
Diagnostics
.
.
.
.
.
.
.
. 45
PC-Doctor
for
Windows
.
.
.
.
.
.
.
.
.
. 45
PC-Doctor
for
Windows
PE
.
.
.
.
.
.
.
.
. 45
Running
diagnostics
from
the
Rescue
and
Recovery
workspace
.
.
.
.
.
.
.
.
.
. 46
PC-Doctor
for
DOS
.
.
.
.
.
.
.
.
.
.
.
. 46
Creating
a
diagnostic
CD
image
.
.
.
.
.
. 46
Creating
diagnostic
diskettes
.
.
.
.
.
.
. 46
Running
diagnostics
from
the
CD
or
diskettes
.
. 47
Navigating
through
the
diagnostics
programs
.
. 47
Running
tests
.
.
.
.
.
.
.
.
.
.
.
.
. 47
Viewing
the
test
log
.
.
.
.
.
.
.
.
.
. 49
Chapter
6.
Using
the
Setup
Utility
.
.
. 51
Starting
the
Setup
Utility
program
.
.
.
.
.
.
. 51
Viewing
and
changing
settings
.
.
.
.
.
.
.
. 51
Using
passwords
.
.
.
.
.
.
.
.
.
.
.
. 51
Password
considerations
.
.
.
.
.
.
.
.
. 51
User
Password
.
.
.
.
.
.
.
.
.
.
.
. 52
Administrator
Password
.
.
.
.
.
.
.
.
. 52
Setting,
changing,
and
deleting
a
password
.
.
. 52
Selecting
a
startup
device
.
.
.
.
.
.
.
.
.
. 52
Selecting
a
temporary
startup
device
.
.
.
.
. 52
Selecting
or
changing
the
startup
device
sequence
53
Advanced
settings
.
.
.
.
.
.
.
.
.
.
.
. 53
Exiting
from
the
Setup
Utility
program
.
.
.
.
. 53
Chapter
7.
Symptom-to-FRU
Index
.
.
. 55
Hard
disk
drive
boot
error
.
.
.
.
.
.
.
.
. 55
Power
Supply
Problems
.
.
.
.
.
.
.
.
.
. 55
Diagnostic
error
codes
.
.
.
.
.
.
.
.
.
.
. 57
Beep
symptoms
.
.
.
.
.
.
.
.
.
.
.
.
. 78
POST
error
codes
.
.
.
.
.
.
.
.
.
.
.
. 79
Miscellaneous
error
messages
.
.
.
.
.
.
.
. 81
Undetermined
problems
.
.
.
.
.
.
.
.
.
. 82
Chapter
8.
Replacing
FRUs
(Machine
types:
9120,
9127,
9129,
9134,
9136,
9139,
9141,
9143,
9156,
9158,
9171,
and
9191.)
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 85
Rear
connectors
.
.
.
.
.
.
.
.
.
.
.
.
. 86
Removing
the
computer
cover
.
.
.
.
.
.
.
. 87
Locations
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 88
Locating
parts
on
the
system
board
.
.
.
.
.
. 89
Removing
and
reinstalling
the
front
bezel
.
.
.
. 89
Replacing
the
power
supply
.
.
.
.
.
.
.
.
. 90
Replacing
the
system
board
.
.
.
.
.
.
.
.
. 92
Replacing
the
microprocessor
.
.
.
.
.
.
.
. 96
Replacing
a
memory
module
.
.
.
.
.
.
.
. 99
Replacing
a
PCI
adapter
card
.
.
.
.
.
.
.
. 100
Replacing
the
hard
disk
drive
.
.
.
.
.
.
.
. 102
Replacing
the
optical
drive
.
.
.
.
.
.
.
.
. 105
Replacing
the
diskette
drive
.
.
.
.
.
.
.
. 106
Replacing
the
front
fan
assembly
.
.
.
.
.
.
. 107
Replacing
the
rear
fan
assembly
.
.
.
.
.
.
. 110
Replacing
the
front
audio/USB
assembly
.
.
.
. 111
Replacing
the
power
switch/LED
assembly
.
.
. 112
Replacing
the
CMOS
battery
.
.
.
.
.
.
.
. 113
Completing
the
FRU
replacement
.
.
.
.
.
.
. 114
Chapter
9.
Replacing
FRUs
(Machine
types:
9126,
9128,
9130,
9135,
9137,
9140,
9142,
9144,
9157,
9159,
9169,
and
9189.)
.
.
.
.
.
.
.
.
.
.
.
.
. 115
Rear
connectors
.
.
.
.
.
.
.
.
.
.
.
. 116
Removing
the
computer
cover
.
.
.
.
.
.
.
. 117
Locations
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 118
Locating
parts
on
the
system
board
.
.
.
.
.
. 119
Accessing
the
system
board
components
and
drives
119
Replacing
a
memory
module
.
.
.
.
.
.
.
. 121
Replacing
the
CMOS
battery
.
.
.
.
.
.
.
. 123
Replacing
the
power
supply
.
.
.
.
.
.
.
. 124
Replacing
the
system
board
.
.
.
.
.
.
.
. 126
Replacing
the
microprocessor
.
.
.
.
.
.
.
. 129
Replacing
the
hard
disk
drive
.
.
.
.
.
.
.
. 132
Replacing
the
optical
drive
.
.
.
.
.
.
.
.
. 134
Replacing
the
diskette
drive
.
.
.
.
.
.
.
. 135
Replacing
the
power
switch/LED
assembly
.
.
. 136
Replacing
the
front
panel
card
.
.
.
.
.
.
.
. 137
Replacing
the
system
fan
assembly
.
.
.
.
.
. 138
Replacing
a
PCI
adapter
card
.
.
.
.
.
.
.
. 139
Completing
the
FRU
replacement
.
.
.
.
.
. 140
©
Lenovo
2005,
2009.
Portions
©
IBM
Corp.
2005.
iii