Recommended tools......................................................................................................................................................... 33
Screw list.............................................................................................................................................................................34
Major components of Precision 3680 Tower............................................................................................................. 35
Chapter 5: Removing and installing Customer Replaceable Units (CRUs).................................... 36
Side cover........................................................................................................................................................................... 36
Removing the side cover........................................................................................................................................... 36
Installing the side cover............................................................................................................................................. 38
Front bezel .........................................................................................................................................................................40
Removing the front bezel..........................................................................................................................................40
Installing the front bezel.............................................................................................................................................41
Air shroud............................................................................................................................................................................ 42
Removing the air shroud (500W/1000W PSU)................................................................................................... 42
Installing the air shroud (500W/1000W PSU)..................................................................................................... 43
3.5-inch hard-drive assembly......................................................................................................................................... 44
Removing the 3.5-inch hard drive assembly (Bay-1)..........................................................................................44
Removing the 3.5-inch hard drive assembly (Bay-2)......................................................................................... 45
Removing the 3.5-inch hard drive bracket........................................................................................................... 46
Installing the 3.5-inch hard drive bracket..............................................................................................................47
Installing the 3.5-inch hard drive assembly (Bay-2)........................................................................................... 48
Installing the 3.5-inch hard drive assembly (Bay-1)............................................................................................49
Solid state drive..................................................................................................................................................................51
Removing the M.2 2230 PCIe solid state drive.................................................................................................... 51
Installing the M.2 2230 PCIe solid state drive...................................................................................................... 51
Removing the M.2 2280 PCIe solid state drive................................................................................................... 52
Installing the M.2 2280 PCIe solid state drive......................................................................................................53
WLAN card..........................................................................................................................................................................54
Removing the WLAN card.........................................................................................................................................54
Installing the WLAN card...........................................................................................................................................55
Removing the WLAN internal antenna................................................................................................................... 57
Installing the WLAN internal antenna..................................................................................................................... 58
Coin-cell battery................................................................................................................................................................59
Removing the coin-cell battery................................................................................................................................59
Installing the coin-cell battery..................................................................................................................................60
Memory module................................................................................................................................................................. 60
Removing the memory module................................................................................................................................ 60
Installing the memory module....................................................................................................................................61
GPU end holder................................................................................................................................................................. 62
Removing GPU end holder........................................................................................................................................62
Installing the GPU end holder...................................................................................................................................63
Expansion card...................................................................................................................................................................64
Removing the PCIe external antenna.....................................................................................................................64
Installing the PCIe external antenna....................................................................................................................... 65
Removing the graphics card..................................................................................................................................... 66
Installing the graphics card....................................................................................................................................... 67
Removing the powered GPU.................................................................................................................................... 68
Installing the powered GPU....................................................................................................................................... 71
Power-supply unit............................................................................................................................................................. 73
Removing the power-supply unit cover................................................................................................................. 73
Installing the power-supply unit cover................................................................................................................... 74
4
Contents