Plastics Kit ..........................................................................................................................................

44

Cable Kit .............................................................................................................................................

45

Mass storage devices .........................................................................................................................

46

Miscellaneous parts ............................................................................................................................

47

Sequential part number listing ............................................................................................................

48

4 Removal and replacement procedures

 

Preliminary replacement requirements ...............................................................................................

56

Tools required ....................................................................................................................

56

Service considerations .......................................................................................................

56

Plastic parts .......................................................................................................

56

Cables and connectors .....................................................................................

57

Drive handling ...................................................................................................

57

Grounding guidelines .........................................................................................................

58

Electrostatic discharge damage ........................................................................

58

Packaging and transporting guidelines .............................................

59

Workstation guidelines .....................................................................

59

Equipment guidelines .......................................................................

60

Component replacement procedures .................................................................................................

61

Service tag .........................................................................................................................

61

Computer feet ....................................................................................................................

62

Battery ...............................................................................................................................

63

Switch cover and keyboard ................................................................................................

64

Memory module .................................................................................................................

68

Optical drive .......................................................................................................................

69

Speakers ............................................................................................................................

73

WWAN module ..................................................................................................................

74

Palm rest ............................................................................................................................

75

Hard drive ..........................................................................................................................

78

WLAN module ....................................................................................................................

80

Display assembly on computers with 15-in displays ..........................................................

84

Top cover ...........................................................................................................................

90

Power button board ...........................................................................................................

94

RTC battery .......................................................................................................................

96

Display assembly on computers with 14-in displays ..........................................................

97

Bluetooth module .............................................................................................................

102

Modem module ................................................................................................................

103

USB connector assembly ................................................................................................

104

Heat sink and fan .............................................................................................................

106

Processor .........................................................................................................................

110

System board ...................................................................................................................

112

SIM ..................................................................................................................................

114

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