Lenovo THINKCENTRE 6396 User Manual download pdf (Page 85)

Chapter 8. Replacing FRUs

This chapter provides step-by-step instructions for replacing major FRUs.

Important

Before you replace any FRU, read Chapter 2, “Safety information,” on page 3.

These precautions and guidelines will help you work safely.

FRU replacements are to be done by trained service technicians only.

1 2 ... 80 81 82 83 84 85 86 87 88 89 90 ... 163 164

ThinkCentre 1
Hardware Maintenance Manual 1
Contents 5
General safety 9
Electrical safety 9
Hardware Maintenance Manual 10
Safety inspection guide 11
Grounding requirements 12
CAUTION: 15
2. Safety information 11 17
2. Safety information 17 23
2. Safety information 19 25
≥18 kg ≥32 kg ≥55 kg 31
2. Safety information 27 33
2. Safety information 33 39
The ThinkVantage 43
Specifications 44
Problem determination tips 46
4. General Checkout 41 47
Chapter 5. Diagnostics 49
PC-Doctor for DOS 50
Running tests 51
Test results 52
Viewing the test log 53
Using passwords 55
Password considerations 55
User Password 56
Administrator Password 56
Advanced settings 57
Diagnostic error codes 60
415-XXX-XXX 79
Modem error 79
Beep symptoms 80
POST error codes 81
Undetermined problems 84
Chapter 8. Replacing FRUs 85
Locations 86
Locating components 88
System board locations 89
Opening the cover 90
Replacing a memory module 100
Replacing the modem 101
Chapter 9. FRU lists 111
Chapter 9. FRU lists 107 113
Chapter 9. FRU lists 109 115
Chapter 9. FRU lists 111 117
Chapter 9. FRU lists 113 119
Machine Type 6417 120
Chapter 9. FRU lists 115 121
Chapter 9. FRU lists 117 123
Chapter 9. FRU lists 119 125
Chapter 9. FRU lists 121 127
Machine Type 6418 128
Chapter 9. FRU lists 123 129
Chapter 9. FRU lists 125 131
Chapter 9. FRU lists 127 133
Machine Type 6449 135
Chapter 9. FRU lists 131 137
Chapter 9. FRU lists 133 139
Chapter 9. FRU lists 135 141
Machine Type 6453 142
Chapter 9. FRU lists 137 143
Chapter 9. FRU lists 139 145
Chapter 9. FRU lists 141 147
Machine Type 6495 149
Chapter 9. FRU lists 145 151
Chapter 9. FRU lists 147 153
Chapter 9. FRU lists 149 155
Security features 157
Operating system password 157
Vital product data 157
BIOS levels 157
Power management 159
Appendix. Notices 161
Television output notice 162
Trademarks 162
Part Number: 43C6257 164
Printed in USA 164
(1P) P/N: 43C6257 164

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