Lenovo ThinkPad X23 ThinkPad X20, X21, X22, X23, X24 Hardware Maintenance Manu - Page 43

ThinkPad X20, X21, X22, X23, X24

Get Lenovo ThinkPad X23 PDF manuals and user guides View all Lenovo ThinkPad X23 manuals
Add to My Manuals
Save this manual to your list of manuals

Page 43 highlights

Chapter 3. ThinkPad X20, X21, X22, X23, X24 Product overview 42 Specifications 42 Status indicators 45 Fn key combinations 47 Symptom-to-FRU index 48 Numeric error codes 48 Error messages 50 Beep symptoms 51 No beep symptoms 51 LCD-related symptoms 52 Intermittent problems 52 Undetermined problems 53 FRU replacement notices 54 Screw notices 54 Retaining serial numbers 55 Restoring the serial number of the system unit 55 Retaining the UUID 56 Removing and replacing a FRU 57 1010 Battery pack 58 1020 DIMM 59 1030 Backup battery 60 1040 Hard disk drive 61 1050 Keyboard 63 For X20, X21 63 For X22, X23, X24 65 1060 KBD Control Panel Assemble . . . . . 67 1070 Mini PCI adapter 69 For X20, X21 69 For X22, X23, X24 69 1080 CDC adapter 70 For X22, X23, X24 71 1090 BDC adapter 71 For X23, X24 72 1100 Fan assembly 72 For X20, X21 72 For X22, X23 73 For X24 73 1110 Wirelesslan assembly for X22, X23, X24 . . 74 1120 LCD assembly 75 For X20, X21 76 For X22, X23, X24 78 1130 Case Keyboard deck 79 For X20, X21 80 For X22, X23, X24 81 1140 Speaker 82 For X20, X21 82 For X22, X23, X24 83 1150 PC Card slot assembly 84 For X20, X21 84 39

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
  • 137
  • 138
  • 139
  • 140
  • 141
Chapter 3. ThinkPad X20, X21, X22,
X23, X24
Product overview
.
.
.
.
.
.
.
.
.
.
.
.
42
Specifications
.
.
.
.
.
.
.
.
.
.
.
.
42
Status indicators
.
.
.
.
.
.
.
.
.
.
.
45
Fn key combinations
.
.
.
.
.
.
.
.
.
.
47
Symptom-to-FRU index
.
.
.
.
.
.
.
.
.
.
48
Numeric error codes
.
.
.
.
.
.
.
.
.
.
48
Error messages
.
.
.
.
.
.
.
.
.
.
.
50
Beep symptoms
.
.
.
.
.
.
.
.
.
.
.
51
No beep symptoms
.
.
.
.
.
.
.
.
.
51
LCD-related symptoms
.
.
.
.
.
.
.
.
.
52
Intermittent problems
.
.
.
.
.
.
.
.
.
.
52
Undetermined problems
.
.
.
.
.
.
.
.
.
53
FRU replacement notices
.
.
.
.
.
.
.
.
.
54
Screw notices
.
.
.
.
.
.
.
.
.
.
.
.
54
Retaining serial numbers
.
.
.
.
.
.
.
.
.
55
Restoring the serial number of the system unit
55
Retaining the UUID
.
.
.
.
.
.
.
.
.
56
Removing and replacing a FRU
.
.
.
.
.
.
.
.
57
1010 Battery pack
.
.
.
.
.
.
.
.
.
.
.
58
1020 DIMM
.
.
.
.
.
.
.
.
.
.
.
.
59
1030 Backup battery
.
.
.
.
.
.
.
.
.
.
60
1040 Hard disk drive
.
.
.
.
.
.
.
.
.
.
61
1050 Keyboard
.
.
.
.
.
.
.
.
.
.
.
63
For X20, X21
.
.
.
.
.
.
.
.
.
.
.
63
For X22, X23, X24
.
.
.
.
.
.
.
.
.
65
1060 KBD Control Panel Assemble
.
.
.
.
.
67
1070 Mini PCI adapter
.
.
.
.
.
.
.
.
.
69
For X20, X21
.
.
.
.
.
.
.
.
.
.
.
69
For X22, X23, X24
.
.
.
.
.
.
.
.
.
69
1080 CDC adapter
.
.
.
.
.
.
.
.
.
.
70
For X22, X23, X24
.
.
.
.
.
.
.
.
.
71
1090 BDC adapter
.
.
.
.
.
.
.
.
.
.
71
For X23, X24
.
.
.
.
.
.
.
.
.
.
.
72
1100 Fan assembly
.
.
.
.
.
.
.
.
.
.
72
For X20, X21
.
.
.
.
.
.
.
.
.
.
.
72
For X22, X23
.
.
.
.
.
.
.
.
.
.
.
73
For X24
.
.
.
.
.
.
.
.
.
.
.
.
.
73
1110 Wirelesslan assembly for X22, X23, X24
.
. 74
1120 LCD assembly
.
.
.
.
.
.
.
.
.
.
75
For X20, X21
.
.
.
.
.
.
.
.
.
.
.
76
For X22, X23, X24
.
.
.
.
.
.
.
.
.
78
1130 Case Keyboard deck
.
.
.
.
.
.
.
.
79
For X20, X21
.
.
.
.
.
.
.
.
.
.
.
80
For X22, X23, X24
.
.
.
.
.
.
.
.
.
81
1140 Speaker
.
.
.
.
.
.
.
.
.
.
.
.
82
For X20, X21
.
.
.
.
.
.
.
.
.
.
.
82
For X22, X23, X24
.
.
.
.
.
.
.
.
.
83
1150 PC Card slot assembly
.
.
.
.
.
.
.
84
For X20, X21
.
.
.
.
.
.
.
.
.
.
.
84
39