Dell OptiPlex 7780 All-In-One, Руководство по обслуживанию

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1 Safety instructions....................................................................................................................... 6
Before working inside your computer................................................................................................................................. 6
Before you begin .............................................................................................................................................................6
Electrostatic discharge—ESD protection.......................................................................................................................... 7
ESD field service kit ..............................................................................................................................................................7
Transporting sensitive components.................................................................................................................................... 8
After working inside your computer....................................................................................................................................8
2 Removing and installing components............................................................................................ 10
Recommended tools............................................................................................................................................................ 10
Screw list...............................................................................................................................................................................10
Stand......................................................................................................................................................................................12
Removing the articulating stand...................................................................................................................................12
Installing the articulating stand..................................................................................................................................... 13
Removing the height adjustable stand........................................................................................................................ 15
Installing the height adjustable stand...........................................................................................................................16
Cable cover—optional......................................................................................................................................................... 17
Removing the cable cover.............................................................................................................................................17
Installing the cable cover............................................................................................................................................... 19
Back cover............................................................................................................................................................................20
Removing the back cover.............................................................................................................................................20
Installing the back cover............................................................................................................................................... 22
Hard drive............................................................................................................................................................................. 23
Removing the hard drive.............................................................................................................................................. 23
Installing the hard drive.................................................................................................................................................24
Memory modules................................................................................................................................................................. 25
Removing the memory modules.................................................................................................................................. 25
Installing the memory modules.....................................................................................................................................26
System-board shield............................................................................................................................................................27
Removing the system-board shield............................................................................................................................. 27
Installing the system-board shield............................................................................................................................... 28
Solid-state drive...................................................................................................................................................................29
Removing the M.2 2230 solid-state drive.................................................................................................................. 29
Installing the M.2 2230 solid-state drive.................................................................................................................... 30
Removing the M.2 2280 solid-state drive/Intel Optane memory module.............................................................. 31
Installing the M.2 2280 solid-state drive/Intel Optane memory module................................................................32
System fan........................................................................................................................................................................... 33
Removing the system fan.............................................................................................................................................33
Installing the system fan............................................................................................................................................... 34
Coin-cell battery.................................................................................................................................................................. 35
Removing the coin-cell battery....................................................................................................................................35
Installing the coin-cell battery...................................................................................................................................... 36
Wireless card........................................................................................................................................................................ 37
Removing the wireless card......................................................................................................................................... 37
Contents
Contents 3