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Chapter 9. FRU lists Notes: 1. In the following tables, A CRU (Customer Replaceable Unit) is identified by either a 1, 2, or N in the CRU Tier column. A ″1″ means that the part is a Tier 1 CRU, A ″2″ means that the part is a Tier 2 CRU, and an ″N″ means that the part is not a CRU. 2. All replacement FRUs for this product are RoHS compliant. Machine Type 9300 1 2 3 14 13 12 8 9 10 4 5 6 7 11 Item # 9300 FRUs 1 Cover (all models) 2 225 Watt Power Supply - WW, DMO (models 21U 21F 21S 21P 21L 21D 21Y 21G 21M 21A 21K 21R 21T 22U 22F 22S 22P 22L 22D 22Y 22G 22M 22A 22T 22K 22R 23U 23F 23S 23P 23L 23D 23Y 23G 23M 23A 23T 23K 23R 24U 24F 24S 24P 24L 24D 24Y 24G 24M 24A 24T 24K 24R 25U 25F 25S 24P 25L 25D 25Y 25G 25M 25A 25T 25K 25R 26U 26F 26S 26P 26L 26D 26Y 26G 26M 26A 26T 26K 26R) FRU# 41R6220 41A9629 CRU Tier 1 2 © Copyright Lenovo 2006 117

Section	Page
Contents	5
Chapter 1. About this manual	7
Important Safety Information	7
Important information about replacing RoHS compliant FRUs	8
Chapter 2. Safety information	9
General safety	9
Electrical safety	9
Safety inspection guide	11
Handling electrostatic discharge-sensitive devices	12
Grounding requirements	12
Safety notices (multi-lingual translations)	13
Chapter 3. General information	43
The ThinkVantage™ Productivity Center program	43
Additional information resources	43
Specifications	44
Chapter 4. General Checkout	45
Problem determination tips	45
Chapter 5. Diagnostics	47
PC-Doctor for Windows	47
PC-Doctor for DOS	47
Creating a diagnostic CD image	48
Creating diagnostic diskettes	48
Running diagnostics from the CD or diskettes	48
Running diagnostics from the Rescue and Recovery workspace	49
PC-Doctor for Windows PE	49
Running diagnostics from the Rescue and Recovery workspace	49
Navigating through the diagnostics programs	50
Running tests	50
Test results	50
Fixed disk advanced test (FDAT)	51
Quick and Full erase - hard drive	52
Viewing the test log	53
Chapter 6. Using the Setup Utility	55
Starting the Setup Utility program	55
Viewing and changing settings	55
Using passwords	55
Password considerations	55
User Password	56
Administrator Password	56
Setting, changing, and deleting a password	56
Using Security Profile by Device	56
Selecting a startup device	57
Selecting a temporary startup device	57
Changing the startup device sequence	57
Advanced settings	58
Exiting from the Setup Utility program	58
Chapter 7. Symptom-to-FRU Index	59
Hard disk drive boot error	59
Power Supply Problems	59
Diagnostic error codes	60
Beep symptoms	81
POST error codes	82
Miscellaneous error messages	84
Undetermined problems	85
Chapter 8. Replacing FRUs	87
Locating connectors on the rear of your computer	88
Opening the cover	89
Locating FRUs	90
Identifying parts on the system board	91
Replacing a memory module	92
Replacing the power supply assembly	94
Replacing the system board	96
Replacing the microprocessor	101
Replacing a hard disk drive	107
Replacing an optical drive	110
Replacing the diskette drive	111
Replacing a PCI adapter	112
Replacing the fan assembly	114
Replacing the internal speaker	117
Replacing the power button and LED assembly	119
Completing the FRU replacement	120
Updating (flashing) BIOS from a diskette or CD-ROM	121
Chapter 9. FRU lists	123
Machine Type 9300	123
Machine Type 9301	129
Machine Type 9636	134
Machine Type 9638	137
Machine Type 9640	148
Machine Type 9641	153
Machine Type 9642	158
Machine Type 9643	170
Machine Type 9644	176
Machine Type 9645	187
Chapter 10. Additional Service Information	203
Security features	203
Hardware controlled Passwords	203
Operating system password	203
Vital product data	203
BIOS levels	203
Flash update procedures	203
Updating (flashing) BIOS from a diskette	204
Recovering from a POST/BIOS update failure	204
Power management	205
Automatic configuration and power interface (ACPI) BIOS	205
Automatic Power-On features	205
Appendix. Notices	207
Television output notice	208

Match case Limit results 1 per page

Chapter

FRU

lists

Notes:

the

following

tables,

CRU

(Customer

Replaceable

Unit)

identified

either

the

CRU

Tier

column.

″

means

that

the

part

Tier

CRU,

″

means

that

the

part

Tier

CRU,

and

″

means

that

the

part

not

CRU.

All

replacement

FRUs

for

this

product

are

RoHS

compliant.

Machine

Type

9300

Item

9300

FRUs

FRU#

CRU

Tier

Cover

(all

models)

41R6220

225

Watt

Power

Supply

WW,

DMO

(models

21U

21F

21S

21P

21L

21D

21Y

21G

21M

21A

21K

21R

21T

22U

22F

22S

22P

22L

22D

22Y

22G

22M

22A

22T

22K

22R

23U

23F

23S

23P

23L

23D

23Y

23G

23M

23A

23T

23K

23R

24U

24F

24S

24P

24L

24D

24Y

24G

24M

24A

24T

24K

24R

25U

25F

25S

24P

25L

25D

25Y

25G

25M

25A

25T

25K

25R

26U

26F

26S

26P

26L

26D

26Y

26G

26M

26A

26T

26K

26R)

41A9629

Lenovo

2006

117