- Notes, cautions, and warnings
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of Precision 3660 Tower
- Side cover
- Front bezel
- 3.5-inch hard-drive assembly
- Removing the 3.5-inch hard-disk drive assembly (Bay-1)
- Removing the 3.5-inch hard-disk drive assembly (Bay-2)
- Removing the 3.5-inch hard-disk drive bracket
- Installing the 3.5-inch hard-disk drive bracket
- Installing the 3.5-inch hard-disk drive assembly (Bay-2)
- Installing the 3.5-inch hard-disk drive assembly (Bay-1)
- Solid state drive
- WLAN card
- Coin-cell battery
- Memory module
- GPU end holder
- Expansion card
- Processor fan and heat-sink assembly
- Power-supply unit
- Liquid cooler
- Processor
- Voltage-regulator heat sink
- Chassis fan
- Power button
- Intrusion switch
- Internal speaker
- System board
- Software
- System setup
- Troubleshooting
- Getting help and contacting Dell
Precision 3660 Tower Service Manual
Screw list
NOTE:When removing screws from a component, it is recommended to note the screw type and the quantity of screws, and then place them in a screw storage box. This is to ensure that the correct number of screws and correct screw type is restored when the component is replaced.
NOTE:Some computers have magnetic surfaces. Ensure that the screws are not left attached to such surfaces when replacing a component.
NOTE:Screw color may vary depending on the configuration ordered.
| Component | Screw type | Quantity | Screw image |
|---|---|---|---|
M.2 2230/2280 solid state drive | M2x3.5 | 1 |  |
WLAN card | M2x3.5 | 1 | |
Power supply unit | #6-32 | 4 |  |
Processor fan and heat-sink assembly | Captive screw | 4 | |
VR heat sink | Captive screw | 2 | |
Liquid cooler (optional) | Captive screw | 4 | |
System board | #6-32 | 9 |
|
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