- Notes, cautions, and warnings
- Working on your computer
- Major components of your system
- Technology and components
- Disassembly and reassembly
- System setup
- Troubleshooting
- Dell SupportAssist Pre-boot System Performance Check diagnostics
- Power-Supply Unit Built-in Self-Test
- Real-Time Clock (RTC Reset)
- System diagnostic lights
- Diagnostic error messages
- System error messages
- Recovering the operating system
- Updating the BIOS using the USB drive in Windows
- Updating the BIOS in Windows
- Backup media and recovery options
- Wi-Fi power cycle
- Drain residual flea power (perform hard reset)
- Getting help and contacting Dell Technologies
Vostro 3681 Service Manual
Screw size list
| Component | M2x3
| M2X4
| 6-32X1/4"
|
|---|---|---|---|
| Hard drive | 1 | ||
| HDD/ODD bracket | 1 | ||
| Optical drive | 1 | ||
| WLAN | 1 | ||
| SSD card | 1 | ||
| Power supply unit (PSU) | 3 | ||
| IO module | 6 | ||
| Internal antenna | |||
| Card reader | 2 | ||
| System board | 1 | 8 | |
| Front IO bracket | 1 |
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