Security
features
.
.
.
.
.
.
.
.
.
.
.
. 111
Passwords
.
.
.
.
.
.
.
.
.
.
.
.
. 111
Vital
product
data
.
.
.
.
.
.
.
.
.
.
. 112
BIOS
levels
.
.
.
.
.
.
.
.
.
.
.
.
.
. 112
Erasing
a
lost
or
forgotten
password
(clearing
CMOS)
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 113
Flash
update
procedures
.
.
.
.
.
.
.
.
.
. 113
Updating
(flashing)
BIOS
from
a
diskette
or
CD-ROM
.
.
.
.
.
.
.
.
.
.
.
.
.
. 113
Updating
(flashing)
BIOS
from
your
operating
system
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 113
Recovering
from
a
POST/BIOS
update
failure
114
Power
management
.
.
.
.
.
.
.
.
.
.
. 115
Automatic
configuration
and
power
interface
(ACPI)
BIOS
.
.
.
.
.
.
.
.
.
.
.
.
. 115
Advanced
Power
Management
.
.
.
.
.
. 115
Automatic
Hardware
Power
Management
features
.
.
.
.
.
.
.
.
.
.
.
.
.
. 115
Setting
Automatic
Hardware
Power
Management
features
.
.
.
.
.
.
.
.
.
. 115
Automatic
Power-On
features
.
.
.
.
.
.
. 116
Product
Recovery
Program
.
.
.
.
.
.
.
.
. 117
Chapter
9.
Parts
listing
.
.
.
.
.
.
. 119
Type
8128
.
.
.
.
.
.
.
.
.
.
.
.
.
. 119
Type
8185
.
.
.
.
.
.
.
.
.
.
.
.
.
. 121
Type
8186
.
.
.
.
.
.
.
.
.
.
.
.
.
. 130
Type
8187
.
.
.
.
.
.
.
.
.
.
.
.
.
. 134
Type
8188
.
.
.
.
.
.
.
.
.
.
.
.
.
. 149
Type
8189
.
.
.
.
.
.
.
.
.
.
.
.
.
. 158
Type
8190
.
.
.
.
.
.
.
.
.
.
.
.
.
. 172
Type
8192
.
.
.
.
.
.
.
.
.
.
.
.
.
. 178
Type
8193
.
.
.
.
.
.
.
.
.
.
.
.
.
. 180
Type
8194
.
.
.
.
.
.
.
.
.
.
.
.
.
. 188
Type
8195
.
.
.
.
.
.
.
.
.
.
.
.
.
. 202
Type
8196
.
.
.
.
.
.
.
.
.
.
.
.
.
. 211
Type
8197
.
.
.
.
.
.
.
.
.
.
.
.
.
. 215
Type
8413
.
.
.
.
.
.
.
.
.
.
.
.
.
. 218
Type
8414
.
.
.
.
.
.
.
.
.
.
.
.
.
. 223
Type
8415
.
.
.
.
.
.
.
.
.
.
.
.
.
. 229
Type
8430
.
.
.
.
.
.
.
.
.
.
.
.
.
. 232
Type
8431
.
.
.
.
.
.
.
.
.
.
.
.
.
. 236
Type
8432
.
.
.
.
.
.
.
.
.
.
.
.
.
. 241
Type
8433
.
.
.
.
.
.
.
.
.
.
.
.
.
. 244
Chapter
10.
Related
service
information
.
.
.
.
.
.
.
.
.
.
.
. 247
Safety
information
.
.
.
.
.
.
.
.
.
.
.
. 247
General
safety
.
.
.
.
.
.
.
.
.
.
.
. 247
Electrical
safety
.
.
.
.
.
.
.
.
.
.
.
. 248
Safety
inspection
guide
.
.
.
.
.
.
.
.
. 249
Handling
electrostatic
discharge-sensitive
devices
.
.
.
.
.
.
.
.
.
.
.
.
.
. 250
Grounding
requirements
.
.
.
.
.
.
.
. 251
Safety
notices
(multi-lingual
translations)
.
.
. 251
Send
us
your
comments!
.
.
.
.
.
.
.
.
. 280
Problem
determination
tips
.
.
.
.
.
.
.
.
. 281
Notices
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 281
Trademarks
.
.
.
.
.
.
.
.
.
.
.
.
.
. 282
iv
Hardware
Maintenance
Manual
Summary of Contents for THINKCENTER 8128
Page 2: ......
Page 16: ...10 Hardware Maintenance Manual...
Page 20: ...14 Hardware Maintenance Manual...
Page 30: ...1 USB connector 2 USB connector 24 Hardware Maintenance Manual...
Page 32: ...1 USB connector 2 USB connector 26 Hardware Maintenance Manual...
Page 39: ...Chapter 6 Replacing FRUs 33...
Page 74: ...68 Hardware Maintenance Manual...
Page 124: ...118 Hardware Maintenance Manual...
Page 263: ...Chapter 10 Related service information 257...
Page 264: ...258 Hardware Maintenance Manual...
Page 265: ...Chapter 10 Related service information 259...
Page 266: ...260 Hardware Maintenance Manual...
Page 267: ...Chapter 10 Related service information 261...
Page 268: ...262 Hardware Maintenance Manual...
Page 269: ...Chapter 10 Related service information 263...
Page 270: ...264 Hardware Maintenance Manual...
Page 280: ...274 Hardware Maintenance Manual...
Page 281: ...Chapter 10 Related service information 275...
Page 282: ...276 Hardware Maintenance Manual...
Page 289: ......
Page 290: ...Part Number 74P2661 Printed in USA 1P P N 74P2661...