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
Table 11. System setup options—Security menu (continued)
Security
By default, the Clear option is disabled.
PPI Bypass for Clear Commands Controls the TPM Physical Presence Interface (PPI).
By default, the PPI ByPass for Clear Commands option is disabled.
Chassis intrusion Controls the chassis intrusion feature.
By default, the On-Silent option is enabled.
Clear intrusion warning
By default, the option is disabled.
SMM Security Mitigation Enable or disable additional UEFI SMM Security Mitigation protections.
By default, the option is enabled.
Data Wipe on Next Boot
Start Data Wipe Enable or disable the data wipe on next boot.
By default, the Start Data Wipe option is disabled.
Absolute Enable, disable, or permanently disable the BIOS module interface of the
optional Absolute Persistence Module service from Absolute Software.
By default, the option is enabled.
WARNING: The 'Permanently Disabled' option can only be
selected once. When 'Permanently Disabled' is selected, Absolute
Persistence cannot be re-enabled. No further changes to the
Enable/Disable states are allowed.
NOTE: The Enable/Disable options are unavailable while Computrace is in
the activated state.
UEFI Boot Path Security Controls whether the system prompts the user to enter the admin password (if
set) when booting to a UEFI boot path device from the F12 boot menu.
By default, the Always Except Internal HDD option is enabled.
Firmware Device Tamper Detection
Firmware Device Tamper Detection
By default, the Silent option is enabled.
Clear Firmware Device Tamper Detection
By default, the option is disabled.
Table 12. System setup options—Passwords menu
Passwords
Admin Password Set, change, or delete the administrator password.
System Password Set, change, or delete the system password.
M.2 PCIe SSD-0 Set, change, or delete the NVMe SSD-0 password.
M.2 PCIe SSD-1 Set, change, or delete the NVMe SSD-1 password.
M.2 PCIe SSD-2 Set, change, or delete the NVMe SSD-2 password.
Password Configuration
Upper Case Letter Reinforces password must have at least one upper case letter.
By default, the option is disabled.
Lower Case Letter Reinforces password must have at least one lower case letter.
By default, the option is disabled.
Digit Reinforces password must have at least one digit number.
BIOS setup 99