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. Carefully pry the outside end of the GPU power cable connector head to unlock the GPU power cable connector from the
system board on top side of the system.
2. Slightly slide the GPU power cable connector outwards to disconnect the GPU power cable from the connector on the
system board.
3. Remove the four (M2x6) screws that secure the two PCB beam connectors to the system board and the GPU card.
NOTE:
For models shipped with an integrated GPU card, the PCB beam connectors are on the bottom and top-right
side of the GPU card. For models shipped with a discrete GPU card, the PCB beam connectors are at the bottom side of
the GPU card.
4. Remove the PCB beam connectors from the computer.
5. Remove the (M2x5) screw that secures the display cable bracket in place.
6. Remove the display cable bracket from the computer.
7. Disconnect the display cable from the connector on the system board.
8. Disconnect the power button board FFC from the system board, touchpad FFC, USH daughter board FFC (for models
shipped with a USH daughter board), and SD card reader FPC cables.
9. Remove the seven (M2x5) screws that secure the system board to the computer chassis.
10. Flip the system board and disconnect the coin-cell battery cable from its connector on the system board.
11. Pry the coin-cell battery, which is located under the system board, from the palmrest while lifting the system board.
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Removing and installing components