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Lenovo ThinkCentre A58 User Manual - Page 274

G 75G 76G 77G 78G 79G A7U A7F A8U A8F A9U A9F B2H B1A 7AG 7BG 7CG 7DG

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7705 keyboards (Lenovo preferred Pro PS/2 Full Size) Belgium English (models) Brazilian Portuguese (models) Bulgarian (models) Chinese/US (models) Czech (ABB) (models) Danish (models) Dutch (models) French (models) French Canadian (models) French Canadian (models) German (models) Greek (models) Greek/US (models) Hebrew (models) Hungarian (models) Iceland (models) Italian (models) Japanese (models) Korean (models) LA Spanish (models) Norwegian (models) Polish (models) Portuguese (models) Romanian (models) Russian/Cyrillic (models) Serbian/Cyrillic (models) Slovak (models) Spanish (models) Swedish/Finnish (models) Swiss French/German (models) Thailand (models) Turkish (models) Turkish (models) UK English (models) US Euro (models) Slovenian (models) FRU# 41A5043 41A5044 41A5045 41A5046 41A5047 41A5048 41A5049 41A5050 41A5051 41A5052 41A5053 41A5054 41A5080 41A5055 41A5056 41A5057 41A5058 41A5059 41A5060 41A5061 41A5062 41A5063 41A5064 41A5065 41A5066 41A5067 41A5068 41A5069 41A5070 41A5071 41A5072 41A5073 41A5074 41A5075 41A5076 41A5077 CRU 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 7705 mice Optical Wheel Mouse OPT (400DPI, USB) (models A1H A2H A5H A6H A4S A4Y 71G 73G 74G 75G 76G 77G 78G 79G A7U A7F A8U A8F A9U A9F B2H B1A 7AG 7BG 7CG 7DG B3U B3F B4U B4F) FRU# 41U3013 CRU 1 268 Hardware Maintenance Manual

Section	Page
Contents	5
Chapter 1. About this manual	7
Important safety information	7
Important information about replacing the RoHS compliant FRUs	8
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	13
Safety notices (multi-lingual translations)	13
Chapter 3. General information	45
Lenovo ThinkVantage Tools	45
Lenovo Care	45
Access Help	45
Additional information resources	46
Specifications	47
For machine types: 7515, 7523, 7569, and 7611.	47
For machine types: 7522, 7560, 7610, and 7705.	47
For all machine types	47
Chapter 4. General checkout	49
Problem determination tips	49
Chapter 5. Diagnostics	51
Lenovo ThinkVantage Toolbox	51
Lenovo System Toolbox	51
PC-Doctor for Rescue and Recovery	52
PC-Doctor for DOS	52
Creating a diagnostic disc	52
Running the diagnostic program from the diagnostic disc	53
Navigating through the diagnostics programs	53
Running tests	53
Test results	54
Quick and Full erase - hard drive	54
Viewing the test log	55
Chapter 6. Using the Setup Utility program	57
Starting the Setup Utility program	57
Viewing and changing settings	57
Using passwords	57
Password considerations	58
Set Power-On Password	58
Set Administrator Password	58
Setting, changing, or deleting a password	58
Enabling or disabling a device	59
Selecting a startup device	59
Selecting a temporary startup device	59
Viewing or changing the startup device sequence	60
Exiting the Setup Utility program	60
Chapter 7. Symptom-to-FRU index	61
Hard disk drive boot error	61
Power supply problems	61
Diagnostic error codes	62
Beep symptoms	83
POST error codes	84
Miscellaneous error messages	86
Undetermined problems	87
Chapter 8. Replacing FRUs (Machine types: 7515, 7523, 7569, and 7611.)	89
Locating connectors on the front of your computer	90
Locating connectors on the rear of your computer	91
Removing the computer cover	92
Locating components	94
Locating parts on the system board	95
Removing and reinstalling the front bezel	95
Installing or replacing a memory module	96
Installing or replacing a PCI card	98
Replacing the battery	101
Replacing the power supply assembly	102
Replacing the heat sink and fan assembly	104
Replacing the microprocessor	106
Replacing the system board	109
Replacing the primary hard disk drive	111
Replacing the secondary hard disk drive	113
Replacing the optical drive	116
Replacing the diskette drive or card reader	118
Replacing the front fan assembly	119
Replacing the rear fan assembly	121
Replacing the internal speaker	123
Replacing the front audio and USB assembly	125
Completing the FRU replacement	126
Chapter 9. Replacing FRUs (Machine types: 7522, 7560, 7610, and 7705.)	129
Locating connectors on the front of your computer	130
Locating connectors on the rear of your computer	131
Opening the computer cover	132
Accessing the system board components and drives	133
Locating components	134
Locating parts on the system board	135
Installing or replacing a memory module	136
Installing or replacing an adapter card	138
Replacing the battery	140
Replacing the hard disk drive	142
Replacing the optical drive	143
Replacing the power supply assembly	146
Replacing the heat sink and fan assembly	148
Replacing the microprocessor	150
Replacing the system board	153
Replacing the card reader	155
Replacing the front audio and USB assembly	156
Replacing the internal speaker	157
Completing the FRU replacement	161
Chapter 10. FRU lists	163
Machine type 7515	163
Machine type 7522	181
Machine type 7523	199
Machine type 7560	212
Machine type 7569	226
Machine type 7610	239
Machine type 7611	253
Machine type 7705	268
Chapter 11. Additional service information	283
Security features	283
Hardware controlled Passwords	283
Operating system password	283
Vital product data	283
BIOS levels	283
Updating (flashing) BIOS from a disc	284
Updating (flashing) BIOS from your operating system	284
Recovering from a POST/BIOS update failure	284
Power management	285
Automatic configuration and power interface (ACPI) BIOS	285
Automatic Power-On features	285
Appendix. Notices	287
Television output notice	288
Trademarks	288
Index	289
A	289
B	289
C	289
D	289
E	289
F	289
G	289
H	289
I	289
L	289
M	289
O	289
P	289
R	290
S	290
T	290
U	290

Match case Limit results 1 per page

7705 keyboards (Lenovo preferred Pro PS/2 Full Size)

FRU#

CRU

Belgium English (models)

41A5043

Brazilian Portuguese (models)

41A5044

Bulgarian (models)

41A5045

Chinese/US (models)

41A5046

Czech (ABB) (models)

41A5047

Danish (models)

41A5048

Dutch (models)

41A5049

French (models)

41A5050

French Canadian (models)

41A5051

French Canadian (models)

41A5052

German (models)

41A5053

Greek (models)

41A5054

Greek/US (models)

41A5080

Hebrew (models)

41A5055

Hungarian (models)

41A5056

Iceland (models)

41A5057

Italian (models)

41A5058

Japanese (models)

41A5059

Korean (models)

41A5060

LA Spanish (models)

41A5061

Norwegian (models)

41A5062

Polish (models)

41A5063

Portuguese (models)

41A5064

Romanian (models)

41A5065

Russian/Cyrillic (models)

41A5066

Serbian/Cyrillic (models)

41A5067

Slovak (models)

41A5068

Spanish (models)

41A5069

Swedish/Finnish (models)

41A5070

Swiss French/German (models)

41A5071

Thailand (models)

41A5072

Turkish (models)

41A5073

Turkish (models)

41A5074

UK English (models)

41A5075

US Euro (models)

41A5076

Slovenian (models)

41A5077

7705 mice

FRU#

CRU

Optical Wheel Mouse OPT (400DPI, USB) (models A1H A2H A5H A6H A4S A4Y 71G 73G

74G 75G 76G 77G 78G 79G A7U A7F A8U A8F A9U A9F B2H B1A 7AG 7BG 7CG 7DG

B3U B3F B4U B4F)

41U3013

268

Hardware Maintenance Manual