User Guide

Following components soldered on the top side of the system board are extremely
sensitive. When you service the system board, avoid any kind of rough handling.
a CPU
b Video chip
c MCH (Memory Controller Hub)
d Accelerometer chip for the HDD Active Protection System
™
e ICH (I/O Controller Hub)
d
a
b
c
e
For access, remove these FRUs, in order:
v “1010 Battery pack” on page 84
v “1020 Serial Ultrabay Slim device” on page 85
v “1030 Hard disk drive (HDD) cover, HDD and HDD rubber rails or solid state
drive (SSD) and storage converter” on page 86
v “1040 Palm rest or palm rest with fingerprint reader” on page 88
v “1050 DIMM” on page 91
v “1060 Keyboard” on page 92
v “1070 Modem daughter card (MDC-3.0)” on page 94
v “1080 PCI Express Mini Card for wireless LAN/WiMAX” on page 96
v “1090 Intel Turbo Memory Minicard or Wireless USB adapter” on page 98
v “1100 Backup battery” on page 100
v “1110 SIM card slot” on page 101
v “1120 Keyboard bezel” on page 102
v “1130 PCI Express Mini Card for wireless WAN” on page 104
v “1140 Speaker assembly” on page 106
v “1150 Fan assembly” on page 108
v “1160 CPU” on page 112
v “1170 LCD unit” on page 113
v “1180 Base cover and USB sub card with cable” on page 116
v “1190 Structure frame” on page 121
Removing and replacing a FRU 125