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Lenovo ThinkCentre M55 Hardware Maintenance Manual - Page 164

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8793 FRUs Hard disk drive bracket assembly (all models) Power switch/LED cable assembly (all models) SATA cable assembly (all models) Optical cable, 1 drop (all models) Intrusion switch cable (all models) Vertical stand (all models) Bezel assembly, optical rotating (all models) EMC Shield kit (diskette drive and optical bays) (all models) EMC Shield, system board (all models) Cable asm, diskette drive (all models) Thermal sense cable (460 mm) (all models) AC-DC converter, ADP, internal enclosed assembly, 275WATTS (all models) FDD Cable (all models) Universal Adapter Bracket 5.25 to 3.5-inch (all models) 8793 Keyboards (Fingerprint Reader USB) US English (models 91G) Arabic (models 91G) Arabic/French (models 91G) Belgian/French (models 91G) Belgian/UK (models 91G) Bulgarian (models 91G) Czech (models 91G) Danish (models 91G) Dutch (models 91G) French (models 91G) German (models 91G) Greek (models 91G) Greek/US (models 91G) Hebrew (models 91G) Hungarian (models 91G) Iceland (models 91G) Italian 141 (models 91G) Norwegian (models 91G) Polish (models 91G) Portuguese (models 91G) Romanian 096 (models 91G) Romanian 446 (models 91G) 158 Hardware Maintenance Manual FRU# 39M0578 39M0580 39K0526 39M0584 39K5022 39M0589 39M0592 41N5325 41N5326 41N8269 41R2509 41A9640 41R3292 32P4743 CRU Tier 1 2 1 1 1 1 2 1 1 1 1 1 2 1 RoHS? Y Y Y Y Y Y Y Y Y Y Y Y Y Y FRU# 41A5248 41A5249 41A5250 41A5251 41A5252 41A5254 41A5256 41A5257 41A5258 41A5259 41A5262 41A5263 41A5264 41A5265 41A5266 41A5267 41A5268 41A5272 41A5273 41A5274 41A5275 41A5276 CRU Tier 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 RoHS? Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y

Section	Page
Chapter 1. About this manual	7
Important Safety Information	7
Strategy for replacing FRUs for CTO, CMV, and GAV products	8
Product definition	8
FRU Identification for CTO, CMV, and GAV products	8
Important information about replacing RoHS compliant FRUs	9
Chapter 2. Safety information	11
General safety	11
Electrical safety	11
Safety inspection guide	13
Handling electrostatic discharge-sensitive devices	13
Grounding requirements	14
Safety notices (multi-lingual translations)	14
Chapter 3. General information	37
The ThinkVantage™ Productivity Center program	37
Additional information resources	37
Physical specifications	37
Types 8009, 8791, 8795, 8799, 8803, and 8807	37
Types 6488, 8010, 8792, 8796, 8800, 8804, 8808, and 9168	38
Types 8011, 8793, 8797, 8801, 8805, 8810, and 9166	39
Types 6487, 8012, 8794, 8798, 8802, 8806, 8811, and 9167	40
Chapter 4. General Checkout	43
Problem determination tips	44
Chapter 5. Diagnostics	47
PC-Doctor for Windows	47
PC-Doctor for DOS	47
Creating a diagnostic CD image	47
Creating diagnostic diskettes	48
Running diagnostics from the CD or diskettes	48
Running diagnostics from the Rescue and Recovery workspace	48
PC-Doctor for Windows PE	49
Running diagnostics from the Rescue and Recovery workspace	49
Navigating through the diagnostics programs	49
Running tests	49
Test results	50
Fixed disk advanced test (FDAT)	50
Quick and Full erase - hard drive	52
Viewing the test log	52
Chapter 6. Using the Setup Utility	53
Starting the Setup Utility program	53
Viewing and changing settings	53
Exiting from the Setup Utility program	53
Using passwords	53
User Password	53
Administrator Password	54
Setting, changing, and deleting a password	54
Selecting a startup device	54
Selecting a temporary startup device	54
Changing the startup device sequence	54
Advanced settings	55
Chapter 7. Symptom-to-FRU Index	57
Hard disk drive boot error	57
Power Supply Errors	57
Diagnostic error codes	58
Beep symptoms	76
No-beep symptoms	78
POST error codes	78
Miscellaneous error messages	80
Undetermined problems	82
Chapter 8. FRU lists	85
Machine Type 6487	85
Machine Type 6488	96
Machine Type 8009	106
Machine Type 8010	116
Machine Type 8011	120
Machine Type 8012	129
Machine Type 8791	141
Machine Type 8792	151
Machine Type 8793	161
Machine Type 8794	171
Machine Type 8795	181
Machine Type 8796	190
Machine Type 8797	200
Machine Type 8798	209
Machine Type 8799	219
Machine Type 8800	231
Machine Type 8801	243
Machine Type 8802	254
Machine Type 8803	265
Machine Type 8804	277
Machine Type 8805	286
Machine Type 8806	296
Machine Type 8807	305
Machine Type 8808	318
Machine Type 8810	335
Machine Type 8811	349
Machine Type 9166	368
Machine Type 9167	372
Machine Type 9168	376
Chapter 9. Additional Service Information	381
Security features	381
Hardware controlled Passwords	381
Operating system password	381
Vital product data	381
BIOS levels	381
Flash update procedures	381
Updating (flashing) BIOS from a diskette or CD-ROM	382
Updating (flashing) BIOS from your operating system	382
Recovering from a POST/BIOS update failure	382
Power management	383
Automatic configuration and power interface (ACPI) BIOS	383
Automatic Power-On features	383
Recovering software using the Rescue and Recovery program	383
Appendix A. Notices	385
Television output notice	386

Match case Limit results 1 per page

8793 FRUs

FRU#

CRU

Tier

RoHS?

Hard disk drive bracket assembly (all models)

39M0578

Power switch/LED cable assembly (all models)

39M0580

SATA cable assembly (all models)

39K0526

Optical cable, 1 drop (all models)

39M0584

Intrusion switch cable (all models)

39K5022

Vertical stand (all models)

39M0589

Bezel assembly, optical rotating (all models)

39M0592

EMC Shield kit (diskette drive and optical bays) (all models)

41N5325

EMC Shield, system board (all models)

41N5326

Cable asm, diskette drive (all models)

41N8269

Thermal sense cable (460 mm) (all models)

41R2509

AC-DC converter, ADP, internal enclosed assembly, 275WATTS (all models)

41A9640

FDD Cable (all models)

41R3292

Universal Adapter Bracket 5.25 to 3.5-inch (all models)

32P4743

8793 Keyboards (Fingerprint Reader USB)

FRU#

CRU

Tier

RoHS?

US English (models 91G)

41A5248

Arabic (models 91G)

41A5249

Arabic/French (models 91G)

41A5250

Belgian/French (models 91G)

41A5251

Belgian/UK (models 91G)

41A5252

Bulgarian (models 91G)

41A5254

Czech (models 91G)

41A5256

Danish (models 91G)

41A5257

Dutch (models 91G)

41A5258

French (models 91G)

41A5259

German (models 91G)

41A5262

Greek (models 91G)

41A5263

Greek/US (models 91G)

41A5264

Hebrew (models 91G)

41A5265

Hungarian (models 91G)

41A5266

Iceland (models 91G)

41A5267

Italian 141 (models 91G)

41A5268

Norwegian (models 91G)

41A5272

Polish (models 91G)

41A5273

Portuguese (models 91G)

41A5274

Romanian 096 (models 91G)

41A5275

Romanian 446 (models 91G)

41A5276

158

Hardware Maintenance Manual