User Manual
Table Of Contents
- Precision 5770 Service Manual
- Contents
- Working inside your computer
- Removing and installing components
- Drivers and downloads
- BIOS setup
- Troubleshooting
- Handling swollen Lithium-ion batteries
- Dell SupportAssist Pre-boot System Performance Check diagnostics
- Built-in self-test (BIST)
- System diagnostic lights
- Real-Time Clock (RTC Reset)
- Recovering the operating system
- Backup media and recovery options
- WiFi power cycle
- Drain residual flea power (perform hard reset)
- Getting help and contacting Dell
Steps
1. Align the screw holes on the heat sink with the screw holes on the system board.
2. In sequential order (1 > 2 > 3 > 4), as indicated by the numbers on the heat sink, tighten the four captive screws to secure
the heat sink to the system board.
Next steps
1. Install the base cover.
2. Follow the procedure in After working inside your computer.
Removing the heat sink (for computers shipped with discrete
graphics card)
Prerequisites
1. Follow the procedure in Before working inside your computer.
CAUTION:
For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The
oils in your skin can reduce the heat transfer capability of the thermal grease.
NOTE: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you
touch it.
2. Remove the base cover.
About this task
The following image indicates the location of the heat sink and provides a visual representation of the removal procedure.
Removing and installing components
29