Service Manual
Table Of Contents
- Precision 7670 Service Manual
- Contents
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of Precision 7670
- Base cover
- Battery
- SIM card
- Compression Attached Memory (CAMM) module
- Memory modules
- Memory interposer board
- Solid State Drive
- Secondary M.2 solid-state drive
- Heat sink
- GPU card
- GPU power cable
- Power button board
- Power button
- Speakers
- Inner frame
- SD card reader FPC
- SD card reader
- System board
- Coin-cell battery
- Display assembly
- Power-adapter port
- Smart-card reader
- Keyboard
- Palm rest
- 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
- Recovering the operating system
- Real-Time Clock (RTC Reset)
- Backup media and recovery options
- WiFi power cycle
- Drain residual flea power (perform hard reset)
- Getting help and contacting Dell
Steps
1. Disconnect the two fan cables from their connectors on the system board.
2. Remove the four (M2x5) screws that secure the fans to the system chassis.
3. Loosen the eight captive screws that secure the heat-sink to the system board.
NOTE:
Loosen the captive screws in the order that is stamped onto the heat-sink next to the screws [8 > 7 > 6 > 5 > 4
> 3 > 2 > 1].
4. Carefully lift the heat-sink to remove it from the computer.
Installing the heat-sink for discrete graphics
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The figure indicates the location of the heat-sink and provides a visual representation of the installation procedure.
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Removing and installing components