Service Manual
Table Of Contents
- Precision 3660 Tower Service Manual
- Contents
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of Precision 3660 Tower
- Side cover
- Front bezel
- 3.5 in. 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
- WLAN antenna
- Coin-cell battery
- Memory module
- GPU end holder
- Expansion card
- Power-supply unit
- Processor fan and heat-sink assembly
- Liquid cooler
- Processor
- Chassis fan
- Power button
- Intrusion switch
- Intrusion speaker
- System board
- Software
- System setup
- Troubleshooting
- Getting help and contacting Dell
Installing the processor fan and 125 W heat-sink assembly
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
NOTE: If either the processor or the heat sink is replaced, use the thermal grease that is provided in the kit to ensure that
thermal conductivity is achieved.
About this task
The following images indicate the location of the processor fan and 125 W heat-sink and provides a visual representation of the
installation procedure.
Steps
1. Align the screws on the processor fan and heat-sink assembly with the screw holders on the system board and place the
processor fan and heat-sink assembly on the processor.
NOTE: Ensure that the triangle mark is directed towards the rear side of the computer.
2. In the sequential order (1->2->3->4), tighten the captive screws to secure the processor fan and heat-sink assembly to the
system board.
NOTE: Tighten the screws in a sequential order (1,2,3,4) as printed on the system board.
3. Connect the processor-fan cable to the connector on the system board.
Next steps
1. Install the side cover.
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Removing and installing components