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Lenovo ThinkCentre A62 Hardware Maintenance Manual - Page 154

A6G A1U A1F A2U A2F A3U A3F A7S A7P A7D A7Y A8S A8P A8D A8Y B5U B5F B6U B6F

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7057 Keyboards (Lenovo Preferred Pro PS/2 Full Size) PS/2 Full--Swiss F/G (models) PS/2 Full--Thailand (models) PS/2 Full--Turkish (models) PS/2 Full--Turkish (models) PS/2 Full--UK English (models) PS/2 Full--US Euro (models) PS/2 Full--Slovenian (models) FRU# 41A5071 41A5072 41A5073 41A5074 41A5075 41A5076 41A5077 CRU Tier 1 1 1 1 1 1 1 7057 mice Optical Wheel Mouse OPT (400DPI, USB) (models B1M B1A B1Q B1T B1K A9G A4G A5G A6G A1U A1F A2U A2F A3U A3F A7S A7P A7D A7Y A8S A8P A8D A8Y B5U B5F B6U B6F B7U B7F B8U B8F BBU BBF B9G) Optical Wheel Mouse OPT (400DPI, USB) (models B1M B1A B1Q B1T B1K A9G A4G A5G A6G A1U A1F A2U A2F A3U A3F A7S A7P A7D A7Y A8S A8P A8D A8Y B5U B5F B6U B6F B7U B7F B8U B8F BBU BBF B9G) PS/2 Three Button ball mouse scrollpoint (41R0017) (models) FRU# 41U3013 CRU 1 41U3030 1 41R0018 1 7057 Adapters and miscellaneous FRUs Internal USB Memory Card Reader floppy bay (models) Internal 20 in 1 USB Memory Card Reader (models CTO) NVIDIA GeForce 9300 GE 256M Low Profile (1*DVI) (Rockey) (models CTO) ATI HD 2600XT 512MB 128BIT ATX (models) IEEE 1394 Firewire Adapter SFF (models) IEEE 1394 Firewire Adapter ATX (models) Soft Modem V.90/V.44 SFF (models) Soft Modem V.90/V.44 ATX (models) ATI HD 2400PRO 128MB 64BIT DMS59 LP (models) ATI HD 2400PRO 128MB 64BIT DMS59 ATX (models) ATI HD 2400XT 256MB 64BIT DMS59 LP Secondary (models) ATI HD 2400XT 256MB 64BIT DMS59 LP Secondary (rocky) (models) HD 3470 256M 64bit DP LP (models) Speaker Power brick - US, Canada, LA low voltage, ASEAN (models A1U A2U A3U B5U B6U B7U B8U BBU) Speaker Power brick - LA high voltage (non-APU) (models) Speaker Power brick - SIMPLIFIED -CHN, Thailand EMEA (models A9G A4G A5G A6G B9G) Speaker Power brick - Japan (models) Speaker Power brick - Brazil (models) Speaker Power brick - Argentina (models) Speaker Power brick - ANZ (models B1M) Speaker Power brick - Korean (models) FRU# 41R3378 45R8139 53Y5823 43C0261 41D2781 41D2781 29R9729 29R9729 43C0259 43C0259 46R4160 64Y3997 64Y4498 89P8571 89P8575 89P8581 89P8577 89P8583 41A4901 89P8579 41A4903 CRU 2 1 1 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 148 ThinkCentre Hardware Maintenance Manual

Section	Page
Chapter 1. About this manual	7
Important Safety Information	7
Important information about replacing RoHS compliant FRUs	7
Chapter 2. Safety information	9
General safety	9
Electrical safety	9
Voltage-selection switch	11
Safety inspection guide	11
Handling electrostatic discharge-sensitive devices	12
Grounding requirements	12
Safety notices (multi-lingual translations)	12
Chapter 3. General information	35
The ThinkVantage Productivity Center program	35
Additional information resources	35
Specifications	35
For machine types: 7057, 7062, 7092, 9342, 9344, 9354, 9426, 948	35
For machine types: 7061, 7090, 9353, 9421, 9485, 9623, 9625, 970	35
Chapter 4. General Checkout	37
Problem determination tips	37
Chapter 5. Diagnostics	39
Lenovo System Toolbox	39
PC-Doctor for Windows PE	39
Running diagnostics from the Rescue and Recovery workspace	39
PC-Doctor for DOS	40
Creating a diagnostic CD image	40
Creating diagnostic diskettes	40
Running diagnostics from the CD or diskettes	40
Navigating through the diagnostics programs	41
Running tests	41
Viewing the test log	42
Chapter 6. Using the Setup Utility	45
Starting the Setup Utility program	45
Viewing and changing settings	45
Using passwords	45
Password considerations	45
User Password	46
Administrator Password	46
Setting, changing, and deleting a password	46
Enabling or disabling a device	46
Selecting a startup device	47
Selecting a temporary startup device	47
Selecting or changing the startup device sequence	47
Exiting from the Setup Utility program	47
Chapter 7. Symptom-to-FRU Index	49
Hard disk drive boot error	49
Power Supply Problems	49
Diagnostic error codes	50
Beep symptoms	67
POST error codes	68
Miscellaneous error messages	69
Undetermined problems	71
Chapter 8. Replacing FRUs (Types 7061, 7090, 9353, 9421, 9485, 9	73
Locating controls and connectors on the front of your computer	73
Rear connectors	73
Removing the cover	74
Locations	75
Locating parts on the system board	77
Removing and replacing the front bezel	77
Replacing the power supply	78
Replacing the system board	79
Replacing the microprocessor	83
Replacing a memory module	85
Replacing a PCI adapter card	86
Replacing the hard disk drive	88
Replacing an optical drive	90
Replacing the diskette drive	91
Replacing the rear fan assembly	92
Replacing the front fan assembly	93
Replacing the front audio/USB assembly	95
Replacing the power switch/LED assembly	95
Replacing the CMOS battery	96
Completing the FRU replacement	97
Chapter 9. Replacing FRUs (Types 7057, 7062, 7092, 9342, 9344, 9	99
Rear connectors	99
Removing the cover	100
Locations	100
Locating parts on the system board	101
Accessing system board components and drives	102
Replacing a memory module	103
Replacing the CMOS battery	104
Replacing the power supply	105
Replacing the system board	106
Replacing the microprocessor	110
Replacing the hard disk drive	112
Replacing an optical drive	114
Replacing the diskette drive	115
Replacing the power switch/LED assembly	115
Replacing the front panel card	116
Replacing the system fan assembly	117
Replacing a PCI adapter card	118
Completing the FRU replacement	119
Chapter 10. FRU lists	121
Machine Type 3656	121
Machine Type 3658	134
Machine Type 7057	147
Machine Type 7061	161
Machine Type 7062	174
Machine Type 7090	188
Machine Type 7092	201
Machine Type 9342	214
Machine Type 9344	227
Machine Type 9353	240
Machine Type 9354	253
Machine Type 9421	266
Machine Type 9426	279
Machine Type 9485	292
Machine Type 9486	308
Machine Type 9623	324
Machine Type 9624	337
Machine Type 9625	350
Machine Type 9705	364
Machine Type 9707	377
Machine Type 9795	391
Machine Type 9804	404
Machine Type 9935	417
Machine Type 9945	431
Machine Type 9946	445
Machine Type 9953	458
Chapter 11. Additional Service Information	473
Security features	473
Hardware controlled Passwords	473
Operating system password	473
Vital product data	473
BIOS levels	473
Flash update procedures	473
Updating (flashing) BIOS from a diskette	474
Recovering from a POST/BIOS update failure	474
Power management	474
Automatic configuration and power interface (ACPI) BIOS	474
Automatic Power-On features	474
Appendix A. Notices	477
Television output notice	478
Trademarks	478
Television output notice	478

Match case Limit results 1 per page

7057 Keyboards (Lenovo Preferred Pro PS/2 Full Size)

FRU#

CRU

Tier

PS/2 Full--Swiss F/G (models)

41A5071

PS/2 Full--Thailand (models)

41A5072

PS/2 Full--Turkish (models)

41A5073

PS/2 Full--Turkish (models)

41A5074

PS/2 Full--UK English (models)

41A5075

PS/2 Full--US Euro (models)

41A5076

PS/2 Full--Slovenian (models)

41A5077

7057 mice

FRU#

CRU

Optical Wheel Mouse OPT (400DPI, USB) (models B1M B1A B1Q B1T B1K A9G A4G A5G

A6G A1U A1F A2U A2F A3U A3F A7S A7P A7D A7Y A8S A8P A8D A8Y B5U B5F B6U B6F

B7U B7F B8U B8F BBU BBF B9G)

41U3013

Optical Wheel Mouse OPT (400DPI, USB) (models B1M B1A B1Q B1T B1K A9G A4G A5G

A6G A1U A1F A2U A2F A3U A3F A7S A7P A7D A7Y A8S A8P A8D A8Y B5U B5F B6U B6F

B7U B7F B8U B8F BBU BBF B9G)

41U3030

PS/2 Three Button ball mouse scrollpoint (41R0017) (models)

41R0018

7057 Adapters and miscellaneous FRUs

FRU#

CRU

Internal USB Memory Card Reader ﬂoppy bay (models)

41R3378

Internal 20 in 1 USB Memory Card Reader (models CTO)

45R8139

NVIDIA GeForce 9300 GE 256M Low Proﬁle (1*DVI) (Rockey) (models CTO)

53Y5823

ATI HD 2600XT 512MB 128BIT ATX (models)

43C0261

IEEE 1394 Firewire Adapter SFF (models)

41D2781

IEEE 1394 Firewire Adapter ATX (models)

41D2781

Soft Modem V.90/V.44 SFF (models)

29R9729

Soft Modem V.90/V.44 ATX (models)

29R9729

ATI HD 2400PRO 128MB 64BIT DMS59 LP (models)

43C0259

ATI HD 2400PRO 128MB 64BIT DMS59 ATX (models)

43C0259

ATI HD 2400XT 256MB 64BIT DMS59 LP Secondary (models)

46R4160

ATI HD 2400XT 256MB 64BIT DMS59 LP Secondary (rocky) (models)

64Y3997

HD 3470 256M 64bit DP LP (models)

64Y4498

Speaker Power brick - US, Canada, LA low voltage, ASEAN (models A1U A2U A3U B5U

B6U B7U B8U BBU)

89P8571

Speaker Power brick - LA high voltage (non-APU) (models)

89P8575

Speaker Power brick - SIMPLIFIED -CHN, Thailand EMEA (models A9G A4G A5G A6G B9G)

89P8581

Speaker Power brick - Japan (models)

89P8577

Speaker Power brick - Brazil (models)

89P8583

Speaker Power brick - Argentina (models)

41A4901

Speaker Power brick - ANZ (models B1M)

89P8579

Speaker Power brick - Korean (models)

41A4903

148

ThinkCentre Hardware Maintenance Manual