Lenovo ThinkCentre 3231 Hardware Maintenance Manual page 6

Replacing a memory module .
Replacing an adapter card .
Replacing the power supply .
Replacing the heat sink and fan assembly .
Replacing the microprocessor .
Replacing the system board
Replacing the hard disk drive .
Replacing the optical drive .
Replacing the card reader .
Replacing the internal speaker.
Replacing the front audio and USB assembly .
Completing the FRU replacement
Chapter 10. FRU lists . . . . . . . . 161
Machine Type 3379 . .
Machine Type 6137 . .
Machine Type 6138 . .
Machine Type 6209 . .
Machine Type 6234 . .
Machine Type 6239 . .
Machine Type 6258 . .
Machine Type 6302 . .
Machine Type 6303 . .
Machine Type 7174 . .
Machine Type 7188 . .
Machine Type 7220 . .
Machine Type 7244 . .
Machine Type 7346 . .
Machine Type 7347 . .
Machine Type 7354 . .
Machine Type 7355 . .
Machine Type 7357 . .
Machine Type 7358 . .
Machine Type 7360 . .
iv
Hardware Maintenance Manual
. . . . . . . 133
. . . . . . . . 135
. . . . . . . 137
. . . 140
. . . . . . . 142
. . . . . . . . 146
. . . . . . . 148
. . . . . . . . 151
. . . . . . . . 153
. . . . . . . 154
. . 157
. . . . . . 158
. . . . . . . . . 161
. . . . . . . . . 183
. . . . . . . . . 197
. . . . . . . . . 211
. . . . . . . . . 225
. . . . . . . . . 239
. . . . . . . . . 255
. . . . . . . . . 271
. . . . . . . . . 292
. . . . . . . . . 313
. . . . . . . . . 331
. . . . . . . . . 346
. . . . . . . . . 361
. . . . . . . . . 378
. . . . . . . . . 396
. . . . . . . . . 413
. . . . . . . . . 427
. . . . . . . . . 442
. . . . . . . . . 456
. . . . . . . . . 471
Machine Type 7373 . .
Machine Type 7483 . .
Machine Type 7484 . .
Machine Type 7627 . .
Machine Type 7628 . .
Machine Type 7630 . .
Machine Type 7635 . .
Machine Type 7638 . .
Machine Type 7639 . .
Machine Type 8854 . .
Machine Type 8910 . .
Machine Type 9960 . .
Machine Type 9964 . .
Machine Type 9965 . .
Chapter 11. Additional service
information . . . . . . . . . . . . 745
Security features . . .
Hardware controlled passwords .
Operating system password
Vital Product Data. .
Secure Managed Client .
BIOS levels . . . . .
Updating (flashing) BIOS from a disc .
Recovering from a POST/BIOS update failure
Power management . .
Automatic configuration and power interface
(ACPI) BIOS. . . .
Automatic Power-On features .
Appendix. Notices . . . . . . . . . 749
Television output notice .
Trademarks . . . . .
. . . . . . . . . 488
. . . . . . . . . 505
. . . . . . . . . 520
. . . . . . . . . 536
. . . . . . . . . 557
. . . . . . . . . 578
. . . . . . . . . 599
. . . . . . . . . 620
. . . . . . . . . 641
. . . . . . . . . 662
. . . . . . . . . 684
. . . . . . . . . 699
. . . . . . . . . 714
. . . . . . . . . 729
. . . . . . . . . 745
. . . . . 745
. . . . . . . 745
. . . . . . . . . 745
. . . . . . . . 745
. . . . . . . . . 745
. . . . 746
. . 746
. . . . . . . . . 747
. . . . . . . . . 747
. . . . . . 747
. . . . . . . . . 750
. . . . . . . . . 750