Service Manual

Chapter 1: Working inside your computer...................................................................................... 6
Safety instructions.............................................................................................................................................................. 6
Before working inside your computer.......................................................................................................................6
Safety precautions.........................................................................................................................................................7
Electrostatic discharge—ESD protection................................................................................................................7
ESD field service kit ..................................................................................................................................................... 8
Transporting sensitive components.......................................................................................................................... 9
After working inside your computer..........................................................................................................................9
BitLocker..........................................................................................................................................................................9
Chapter 2: Removing and installing components.......................................................................... 10
Recommended tools..........................................................................................................................................................10
Screw list............................................................................................................................................................................. 10
Major components of Precision 7670........................................................................................................................... 12
Base cover........................................................................................................................................................................... 14
Removing the base cover...........................................................................................................................................14
Installing the base cover............................................................................................................................................ 20
Battery................................................................................................................................................................................. 24
Lithium-ion battery precautions...............................................................................................................................24
Removing the battery.................................................................................................................................................24
Installing the battery...................................................................................................................................................26
SIM card.............................................................................................................................................................................. 27
Removing the SIM card..............................................................................................................................................27
Installing the SIM card................................................................................................................................................28
Compression Attached Memory (CAMM) module....................................................................................................29
Removing the Compression Attached Memory (CAMM) module...................................................................29
Installing the Compression Attached Memory (CAMM) module..................................................................... 30
Removing the long Compression Attached Memory (CAMM) module...........................................................31
Installing the long Compression Attached Memory (CAMM) module............................................................ 32
Memory modules............................................................................................................................................................... 33
Removing the memory module.................................................................................................................................33
Installing the memory module...................................................................................................................................34
Memory interposer board................................................................................................................................................35
Removing the interposer board module.................................................................................................................35
Installing the interposer board module................................................................................................................... 36
Solid State Drive................................................................................................................................................................ 37
Removing the primary M.2 Solid-state drive........................................................................................................ 37
Installing the primary M.2 SSD module.................................................................................................................. 38
Secondary M.2 solid-state drive....................................................................................................................................39
Removing the secondary M.2 Solid-state drive...................................................................................................39
Installing the secondary M.2 SSD module............................................................................................................. 40
Heat sink.............................................................................................................................................................................. 41
Removing the heat-sink for Integrated graphics..................................................................................................41
Installing the heat-sink for integrated graphics................................................................................................... 42
Contents
Contents 3