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Lenovo ThinkCentre M55 Hardware Maintenance Manual - Page 351

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Item # 8811 FRUs 5 Memory - 1GB DDR2 SDRAM NP (PC 5300) (models ECU ECF ECS ECP ECL ECD ECY ECG ECM ECA ECQ ECT ECC ECB ECH ECV ECK ECR ECE ECJ B2U B2F B2S B2P B2L B2D B2Y B2G B2M B2A B2Q B2T B2C B2B B2H B2V B2K B2R B2E B2J B3U B3F B3S B3P B3L B3D B3Y B3G B3M B3A B3Q B3T B3C B3B B3H B3V B3K B3R B3E B3J FJU FJF FJS FJP FJL FJD FJY FJG FJM FJA FJQ FJT FJC FJB FJH FJV FJK FJR FJE FJJ CTO 91G 92G 9EU 9EF 9FM E1M E2M 9WM 6BS 6BY 6EK 6FK DDS DDL DDY DAS DAY FCM FHU FHF FHS FHP FHL FHD FHY FHG FHM FHA FHQ FHT FHC FHB FHH FHV FHK FHR FHE FHJ 6GU 6GF 6GS 6GP 6GL 6GD 6GY 6GG 6GM 6GA 6GQ 6GT 6GC 6GB 6GH 6GV 6GK 6GR 6GE 6GJ 6HU 6HF 6HM DEU DEF DES DEP DEL DED DEY DEG DEM DEA DEQ DET DEC DEB DEH DEV DEK DER DEE DEJ GFU GGU GHU GJU GEB GEH G4M G5G G6G G7G GAU GAF GBU GBF G8Q GKM GKA GLM GLA GQU GQF GQS GQP GQL GQD GQY GQG GQM GQA GQT GQC GQB GQH GQV GQK GQR GQE GQJ GQQ) 5 Memory - 1GB DDR2 SDRAM NP (PC 5300) (models ECU ECF ECS ECP ECL ECD ECY ECG ECM ECA ECQ ECT ECC ECB ECH ECV ECK ECR ECE ECJ B2U B2F B2S B2P B2L B2D B2Y B2G B2M B2A B2Q B2T B2C B2B B2H B2V B2K B2R B2E B2J B3U B3F B3S B3P B3L B3D B3Y B3G B3M B3A B3Q B3T B3C B3B B3H B3V B3K B3R B3E B3J FJU FJF FJS FJP FJL FJD FJY FJG FJM FJA FJQ FJT FJC FJB FJH FJV FJK FJR FJE FJJ CTO 91G 92G 9EU 9EF 9FM E1M E2M 9WM 6BS 6BY 6EK 6FK DDS DDL DDY DAS DAY FCM FHU FHF FHS FHP FHL FHD FHY FHG FHM FHA FHQ FHT FHC FHB FHH FHV FHK FHR FHE FHJ 6GU 6GF 6GS 6GP 6GL 6GD 6GY 6GG 6GM 6GA 6GQ 6GT 6GC 6GB 6GH 6GV 6GK 6GR 6GE 6GJ 6HU 6HF 6HM DEU DEF DES DEP DEL DED DEY DEG DEM DEA DEQ DET DEC DEB DEH DEV DEK DER DEE DEJ GFU GGU GHU GJU GEB GEH G4M G5G G6G G7G GAU GAF GBU GBF G8Q GKM GKA GLM GLA GQU GQF GQ S GQP GQL GQD GQY GQG GQM GQA GQT GQC GQB GQH GQV GQK GQR GQE GQJ GQQ FSU) 5 Memory - 2GB DDR2 SDRAM NP (PC 5300) (models CTO) 5 Memory - 512MB DDR2 SDRAM NP (PC 6400) (models CTO) 5 Memory - 1GB DDR2 SDRAM NP (PC 6400) (models CTO) 5 Memory - 2GB DDR2 SDRAM NP (PC 6400) (models CTO) 6 Heat sink, aluminum (all models) FRU# 41X4252 30R5126 30R5127 41X1079 41X1080 41X1081 41A7855 CRU Tier 1 1 1 1 1 1 2 RoHS? Y Y Y Y Y Y Y Chapter 8. FRU lists 345

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

Item

8811 FRUs

FRU#

CRU

Tier

RoHS?

Memory - 1GB DDR2 SDRAM NP (PC 5300) (models ECU ECF ECS ECP ECL

ECD ECY ECG ECM ECA ECQ ECT ECC ECB ECH ECV ECK ECR ECE ECJ

B2U B2F B2S B2P B2L B2D B2Y B2G B2M B2A B2Q B2T B2C B2B B2H B2V

B2K B2R B2E B2J B3U B3F B3S B3P B3L B3D B3Y B3G B3M B3A B3Q B3T

B3C B3B B3H B3V B3K B3R B3E B3J FJU FJF FJS FJP FJL FJD FJY FJG FJM

FJA FJQ FJT FJC FJB FJH FJV FJK FJR FJE FJJ CTO 91G 92G 9EU 9EF 9FM

E1M E2M 9WM 6BS 6BY 6EK 6FK DDS DDL DDY DAS DAY FCM FHU FHF

FHS FHP FHL FHD FHY FHG FHM FHA FHQ FHT FHC FHB FHH FHV FHK

FHR FHE FHJ 6GU 6GF 6GS 6GP 6GL 6GD 6GY 6GG 6GM 6GA 6GQ 6GT

6GC 6GB 6GH 6GV 6GK 6GR 6GE 6GJ 6HU 6HF 6HM DEU DEF DES DEP DEL

DED DEY DEG DEM DEA DEQ DET DEC DEB DEH DEV DEK DER DEE DEJ

GFU GGU GHU GJU GEB GEH G4M G5G G6G G7G GAU GAF GBU GBF G8Q

GKM GKA GLM GLA GQU GQF GQS GQP GQL GQD GQY GQG GQM GQA

GQT GQC GQB GQH GQV GQK GQR GQE GQJ GQQ)

41X4252

Memory - 1GB DDR2 SDRAM NP (PC 5300) (models ECU ECF ECS ECP ECL

ECD ECY ECG ECM ECA ECQ ECT ECC ECB ECH ECV ECK ECR ECE ECJ

B2U B2F B2S B2P B2L B2D B2Y B2G B2M B2A B2Q B2T B2C B2B B2H B2V

B2K B2R B2E B2J B3U B3F B3S B3P B3L B3D B3Y B3G B3M B3A B3Q B3T

B3C B3B B3H B3V B3K B3R B3E B3J FJU FJF FJS FJP FJL FJD FJY FJG FJM

FJA FJQ FJT FJC FJB FJH FJV FJK FJR FJE FJJ CTO 91G 92G 9EU 9EF 9FM

E1M E2M 9WM 6BS 6BY 6EK 6FK DDS DDL DDY DAS DAY FCM FHU FHF

FHS FHP FHL FHD FHY FHG FHM FHA FHQ FHT FHC FHB FHH FHV FHK

FHR FHE FHJ 6GU 6GF 6GS 6GP 6GL 6GD 6GY 6GG 6GM 6GA 6GQ 6GT

6GC 6GB 6GH 6GV 6GK 6GR 6GE 6GJ 6HU 6HF 6HM DEU DEF DES DEP DEL

DED DEY DEG DEM DEA DEQ DET DEC DEB DEH DEV DEK DER DEE DEJ

GFU GGU GHU GJU GEB GEH G4M G5G G6G G7G GAU GAF GBU GBF G8Q

GKM GKA GLM GLA GQU GQF GQ S GQP GQL GQD GQY GQG GQM GQA

GQT GQC GQB GQH GQV GQK GQR GQE GQJ GQQ FSU)

30R5126

Memory - 2GB DDR2 SDRAM NP (PC 5300) (models CTO)

30R5127

Memory - 512MB DDR2 SDRAM NP (PC 6400) (models CTO)

41X1079

Memory - 1GB DDR2 SDRAM NP (PC 6400) (models CTO)

41X1080

Memory - 2GB DDR2 SDRAM NP (PC 6400) (models CTO)

41X1081

Heat sink, aluminum (all models)

41A7855

Chapter 8

FRU lists

345