Owners Manual
Table Of Contents
- Precision 3640 Tower Service Manual
- Contents
- Working on your computer
- Technology and components
- Major components of your system
- Disassembly and reassembly
- Recommended tools
- Screw list
- Cover
- PSU hinge
- Bezel
- Memory module
- Hard drive
- Optical drive
- Graphics card
- WLAN module and SMA antenna
- IO panel
- Power button module
- Speaker
- Intrusion switch
- Solid state drive
- Coin cell battery
- Power supply unit
- Front fan
- Top fan
- Heatsink assembly
- Voltage regulator heat sink
- Processor
- System board
- Troubleshooting
- Getting help and contacting Dell
- Optional IO card
- Cable cover
- Dust filter
- Chassis rubber feet
Power button module
Removing the power button module
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the cover.
3. Open the psu hinge.
4. Remove the bezel.
5. Remove the IO panel.
About this task
The following images indicate the location of the power button module and provides a visual representation of the removal
procedure.
Steps
1. Disconnect the power button module cable from the connector on the system board.
2. Remove the button module cable from the routing guides next to the system board on the chassis.
Installing the power button module
Prerequisites
If you are replacing a component, remove the existing component before performing the installation process.
About this task
The following images indicate the location of the power button module and provides a visual representation of the installation
procedure.
Disassembly and reassembly
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