Tools required ....................................................................................................................... 41
Service considerations ............................................................................................................ 41
Grounding guidelines ............................................................................................................. 42
viii
Plastic parts ............................................................................................................ 41
Drive handling ........................................................................................................ 42
Equipment guidelines ................................................................................ 44
Battery ................................................................................................................... 46
SIM ....................................................................................................................... 47
Service door ........................................................................................................... 48
WLAN module ........................................................................................................ 52
WWAN module ..................................................................................................... 54
RTC battery ............................................................................................................ 55
Optical drive .......................................................................................................... 57
Upgrade bay hard drive .......................................................................................... 59
Keyboard ............................................................................................................... 63
Primary memory module .......................................................................................... 65
Display bezel ......................................................................................................... 67
Webcam module .................................................................................................... 69
Display panel ......................................................................................................... 70
Top cover ............................................................................................................... 72
Speaker assembly ................................................................................................... 75
Multifunction board ................................................................................................. 77
Touchpad ............................................................................................................... 79
Fingerprint reader ................................................................................................... 80
Power button board ................................................................................................. 82
Display assembly .................................................................................................... 84