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
Chapter 4: BIOS setup.................................................................................................................92
Entering BIOS setup program........................................................................................................................................ 92
Navigation keys..................................................................................................................................................................92
One time boot menu.........................................................................................................................................................92
BIOS setup options........................................................................................................................................................... 93
Updating the BIOS.......................................................................................................................................................... 104
Updating the BIOS in Windows.............................................................................................................................. 104
Updating the BIOS in Linux and Ubuntu.............................................................................................................. 104
Updating the BIOS using the USB drive in Windows........................................................................................ 104
Updating the BIOS from the F12 One-Time boot menu...................................................................................105
System and setup password......................................................................................................................................... 106
Assigning a system setup password......................................................................................................................106
Deleting or changing an existing system setup password............................................................................... 106
Clearing CMOS settings.................................................................................................................................................107
Clearing BIOS (System Setup) and System passwords......................................................................................... 107
Chapter 5: Troubleshooting....................................................................................................... 108
Handling swollen Lithium-ion batteries...................................................................................................................... 108
Dell SupportAssist Pre-boot System Performance Check diagnostics.............................................................. 108
Running the SupportAssist Pre-Boot System Performance Check.............................................................. 109
Built-in self-test (BIST)................................................................................................................................................. 109
M-BIST......................................................................................................................................................................... 109
LCD Power rail test (L-BIST).................................................................................................................................. 110
LCD Built-in Self Test (BIST).................................................................................................................................. 110
System-diagnostic lights................................................................................................................................................ 110
Recovering the operating system.................................................................................................................................112
Real-Time Clock (RTC Reset)....................................................................................................................................... 112
Backup media and recovery options............................................................................................................................ 113
WiFi power cycle...............................................................................................................................................................113
Drain residual flea power (perform hard reset)........................................................................................................ 113
Chapter 6: Getting help and contacting Dell............................................................................... 114
Contents
5