Electrostatic discharge—ESD protection.......................................................................................................................... 7
ESD field service kit ..............................................................................................................................................................7
Transporting sensitive components.................................................................................................................................... 8
After working inside your computer....................................................................................................................................8
Recommended tools..............................................................................................................................................................9
Screw list................................................................................................................................................................................ 9
Nano-SIM card tray............................................................................................................................................................. 10
Removing the Nano-SIM card tray..............................................................................................................................10
Installing the Nano-SIM card tray................................................................................................................................. 11
Removing the base cover..............................................................................................................................................12
Installing the base cover................................................................................................................................................ 13
Removing the M.2 2280 solid-state drive/Intel Optane........................................................................................... 15
Installing the M.2 2280 solid-state drive/Intel Optane..............................................................................................16
Removing the M.2 2230 solid-state drive...................................................................................................................18
Installing the M.2 2230 solid-state drive..................................................................................................................... 19
Lithium-ion battery precautions...................................................................................................................................20
Removing the battery................................................................................................................................................... 20
Installing the battery...................................................................................................................................................... 21
Removing the coin-cell battery....................................................................................................................................22
Installing the coin-cell battery...................................................................................................................................... 23
Removing the WWAN card.......................................................................................................................................... 24
Installing the WWAN card............................................................................................................................................ 25
Removing the heatsink (on computers shipped with discrete graphics card)...................................................... 27
Installing the heat sink (on computers shipped with discrete graphics card)........................................................27
Removing the heatsink (on computers shipped with integrated graphics card).................................................. 28
Installing the heat sink (on computers shipped with integrated graphics card)................................................... 29
Removing the fan (on computers shipped with discrete graphics card)................................................................31
Installing the fan (on computers shipped with discrete graphics card)................................................................. 32
Removing the fan (on computers shipped with integrated graphics card)........................................................... 33
Installing the fan (on computers shipped with integrated graphics card)............................................................. 33
Contents
Contents
3
Summary of Contents for Inspiron 7490 P115G
Page 1: ...Inspiron 7490 Service Manual Regulatory Model P115G Regulatory Type P115G001 ...
Page 49: ...Removing and installing components 49 ...
Page 50: ...50 Removing and installing components ...
Page 53: ...Removing and installing components 53 ...