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Lenovo ThinkCentre M50e Hardware Maintenance Manual - Page 201

Northwood, >=3.0, Prescott, models, optional

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Page 201 highlights

Item # 13 13 8177 FRUs Heat sink and fan, Northwood >=3.0 GHZ and all Prescott (models 21M 21A 21C 21B 21H 21V 22S 13G 14G 17G 73G 77G 7AG 15G 16G 7BG 21Q 22P 22Y 23G 24G 25G 7CG 7DG 31G 32G 7EG 21T B1U B1S B1P D3U E3S B1G 76G D2S D2P D2Y D3G 75G E3U E1S E1P E1Y E4U E4G 7FG 31G 32G 7EG 33G 7HG 51G 52G 7JG 7KG E5U E5G 7GG E6S E6Y 26S 26Y 34S 34Y E7G 7NG 7LG 7MG) Heat sink and fan, Northwood >=3.0 GHZ and all Prescott , Dual Heat Pipe -- optional to 13R9195 (models 21M 21A 21C 21B 21H 21V 22S 13G 14G 17G 73G 77G 7AG 15G 16G 7BG 21Q 22P 22Y 23G 24G 25G 7CG 7DG 31G 32G 7EG 21T B1U B1S B1P D3U E3S B1G 76G D2S D2P D2Y D3G 75G E3U E1S E1P E1Y E4U E4G 7FG 31G 32G 7EG 33G 7HG 51G 52G 7JG 7KG E5U E5G 7GG E6S E6Y 26S 26Y 34S 34Y E7G 7NG 7LG 7MG) FRU# 13R9195 13N2951 CRU * * Chapter 11. FRU lists 195

Section	Page
Contents	5
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
Using PEW	8
Using eSupport	9
Using the HMM	9
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	14
Grounding requirements	14
Safety notices (multi-lingual translations)	15
Chapter 3. General information	47
The Access IBM program	47
Additional information resources	47
Physical specifications	47
Types 8126, 8174, 8175, and 8176	48
Types 8149, 8177, and 8178	49
Types 8084, 8085, 8147, 8148, and 8179	50
Chapter 4. General Checkout	51
Problem determination tips	52
Chapter 5. Diagnostics using PC-Doctor for DOS	55
Starting PC-Doctor from the Rescue and Recovery workspace	55
Starting PC-Doctor from a diagnostic diskette or CD-ROM	56
Diagnostics program download	56
Navigating through the diagnostics programs	56
Running diagnostics tests	56
Test selection	57
Test results	57
Fixed disk advanced test (FDAT)	57
Quick and Full erase - hard drive	59
Viewing the test log	60
Chapter 6. Using the Setup Utility	61
Starting the Setup Utility program	61
Viewing and changing settings	61
Exiting from the Setup Utility program	61
Using passwords	61
Password considerations	62
User Password	62
Administrator Password	62
IDE Drive User Password	62
IDE Drive Master Password	62
Setting, changing, and deleting a password	63
Using Security Profile by Device	63
Selecting a startup device	64
Selecting a temporary startup device	64
Changing the startup device sequence	64
Advanced settings	64
Chapter 7. Symptom-to-FRU Index	65
Hard disk drive boot error	65
Power Supply Errors	65
Diagnostic error codes	67
Beep symptoms	88
No-beep symptoms	90
POST error codes	91
Miscellaneous error messages	94
Undetermined problems	96
Chapter 8. Replacing FRUs (Types 8126, 8174, 8175, and 8176)	97
Locating connectors on the front	97
Locating the connectors on the rear	98
Removing the cover	98
Locating components	100
Identifying parts on the system board	101
Removing and replacing memory	102
Removing and replacing a PCI adapter	102
Removing and replacing the battery	103
Removing and replacing the power supply	104
Removing and replacing the system board	105
Removing and replacing the microprocessor	105
Removing and replacing drives	107
Closing the cover and connecting cables	110
Chapter 9. Replacing FRUs (Types 8149, 8177, and 8178)	111
Locating connectors on the front	111
Locating connectors on the rear	112
Removing the cover	112
Locating components	113
Identifying parts on the system board	114
Removing and replacing memory	115
Removing and replacing a PCI adapter	116
Removing and replacing the battery	116
Removing and replacing the power supply	117
Removing and replacing the system board	118
Removing and replacing the microprocessor	119
Removing and replacing drives	120
Installing the cover and connecting cables	122
Chapter 10. Replacing FRUs (Types 8084, 8085, 8147, 8148, and 8179	125
Locating connectors on the front	126
Locating the connectors on the rear	127
Removing the cover	127
Locating components	129
Identifying parts on the system board	130
Removing and replacing memory	131
Removing and replacing a PCI adapter	131
Removing and replacing the battery	133
Removing and replacing the power supply	133
Removing and replacing the system board	134
Removing and replacing the microprocessor	135
Removing and replacing drives	137
Closing the cover and connecting cables	139
Chapter 11. FRU lists	141
Machine Type 8084	141
Machine Type 8085	151
Machine Type 8126	161
Machine Type 8147	165
Machine Type 8148	169
Machine Type 8149	178
Machine Type 8174	184
Machine Type 8175	187
Machine Type 8176	194
Machine Type 8177	198
Machine Type 8178	209
Machine Type 8179	216
Chapter 12. Additional Service Information	219
Security features	219
Hardware controlled Passwords	219
Operating system password	219
Vital product data	219
Management Information Format (MIF)	219
BIOS levels	220
Flash update procedures	220
Updating (flashing) BIOS from a diskette or CD-ROM	220
Updating (flashing) BIOS from your operating system	220
Recovering from a POST/BIOS update failure	221
Power management	222
Automatic configuration and power interface (ACPI) BIOS	222
Automatic Power-On features	222
Recovering software using the Rescue and Recovery program	223
Starting the Rescue and Recovery workspace	223
Appendix. Notices	225
Television output notice	226

Match case Limit results 1 per page

Item

8177

FRUs

FRU#

CRU

Heat

sink

and

fan,

Northwood

>=3.0

GHZ

and

all

Prescott

(models

21M

21A

21C

21B

21H

21V

22S

13G

14G

17G

73G

77G

7AG

15G

16G

7BG

21Q

22P

22Y

23G

24G

25G

7CG

7DG

31G

32G

7EG

21T

B1U

B1S

B1P

D3U

E3S

B1G

76G

D2S

D2P

D2Y

D3G

75G

E3U

E1S

E1P

E1Y

E4U

E4G

7FG

31G

32G

7EG

33G

7HG

51G

52G

7JG

7KG

E5U

E5G

7GG

E6S

E6Y

26S

26Y

34S

34Y

E7G

7NG

7LG

7MG)

13R9195

Heat

sink

and

fan,

Northwood

>=3.0

GHZ

and

all

Prescott

Dual

Heat

Pipe

optional

13R9195

(models

21M

21A

21C

21B

21H

21V

22S

13G

14G

17G

73G

77G

7AG

15G

16G

7BG

21Q

22P

22Y

23G

24G

25G

7CG

7DG

31G

32G

7EG

21T

B1U

B1S

B1P

D3U

E3S

B1G

76G

D2S

D2P

D2Y

D3G

75G

E3U

E1S

E1P

E1Y

E4U

E4G

7FG

31G

32G

7EG

33G

7HG

51G

52G

7JG

7KG

E5U

E5G

7GG

E6S

E6Y

26S

26Y

34S

34Y

E7G

7NG

7LG

7MG)

13N2951

Chapter

11.

FRU

lists

195