Lenovo ThinkPad Edge E431 Hardware Maintenance Manual - Page 4

Removing or replacing a, Appendix A. Notices, Appendix B. Abbreviation table .. - touch

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Chapter 9. Removing or replacing a FRU 63 General guidelines 63 Removing the SIM card 64 1010 Lenovo OneLink connector cover . . . . . 65 1020 Battery pack 65 1030 Large bottom cover 66 1040 Small bottom cover 67 1050 Optical drive or blank bezel 68 1060 Memory modules 68 1070 Hard disk drive assembly or solid-state drive assembly 69 1080 Wireless WAN card or M.2 solid-state drive . 71 1090 Wireless LAN card 73 1100 Backup battery 74 1110 Thermal fan assembly 75 1120 Keyboard 77 1130 Keyboard bezel 83 1140 Microprocessor 86 1150 System board assembly 87 1160 Card reader with USB connector sub card . 90 1170 DC-in bracket, DC-in connector with RJ45 sub card, and DC-in support bracket 91 1180 Speaker assembly 94 1190 Power button sub card 95 1200 LCD unit 95 1210 Base cover assembly 100 For models with non-touch panel 102 2010 LCD bezel assembly 102 2020 LCD non-touch panel and hinges . . . 103 2030 Camera with microphone combo card and LCD cables 105 2040 Wireless antenna assembly and LCD rear cover assembly 107 For models with touch panel 108 2010 LCD bezel and touch panel LCD module 108 2020 Camera with microphone combo card 110 2030 LCD cables and touch panel control board cable 111 2040 Hinges 113 2050 Wireless LAN antenna assembly and LCD rear cover assembly 114 Appendix A. Notices 117 Electronic emission notices 118 Trademarks 118 Appendix B. Abbreviation table . . . 119 ii Hardware Maintenance Manual

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Chapter 9. Removing or replacing a
FRU
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63
General guidelines
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63
Removing the SIM card
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64
1010 Lenovo OneLink connector cover
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65
1020 Battery pack
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65
1030 Large bottom cover
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66
1040 Small bottom cover
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67
1050 Optical drive or blank bezel
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68
1060 Memory modules
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68
1070 Hard disk drive assembly or solid-state drive
assembly
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69
1080 Wireless WAN card or M.2 solid-state drive
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71
1090 Wireless LAN card
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73
1100 Backup battery
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74
1110 Thermal fan assembly
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75
1120 Keyboard
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77
1130 Keyboard bezel
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83
1140 Microprocessor
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86
1150 System board assembly
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87
1160 Card reader with USB connector sub card
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90
1170 DC-in bracket, DC-in connector with RJ45
sub card, and DC-in support bracket
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91
1180 Speaker assembly
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94
1190 Power button sub card
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95
1200 LCD unit
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95
1210 Base cover assembly
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100
For models with non-touch panel
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102
2010 LCD bezel assembly
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102
2020 LCD non-touch panel and hinges
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103
2030 Camera with microphone combo card
and LCD cables
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105
2040 Wireless antenna assembly and LCD
rear cover assembly
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107
For models with touch panel
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108
2010 LCD bezel and touch panel LCD
module
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108
2020 Camera with microphone combo
card
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110
2030 LCD cables and touch panel control
board cable
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111
2040 Hinges
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113
2050 Wireless LAN antenna assembly and
LCD rear cover assembly
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114
Appendix A. Notices
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117
Electronic emission notices
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118
Trademarks
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118
Appendix B. Abbreviation table . . .
119
ii
Hardware Maintenance Manual