Dell Inspiron 7405 2n1, Руководство по обслуживанию

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2. Turn off the modem.
3. Turn off the wireless router.
4. Wait for 30 seconds.
5. Turn on the wireless router.
6. Turn on the modem.
7. Turn on your computer.
Flea power release
About this task
Flea power is the residual static electricity that remains on the computer even after it has been powered off and the battery has been
disconnected from the system board. The following procedure provides the instructions on how to release the flea power:
Steps
1. Turn off your computer.
2. Remove the
base cover .
NOTE: The battery must be disconnected from the system board. See Step 4 in removing the base cover .
3. Press and hold the power button for 15 seconds to drain the flea power.
4. Install the
base cover .
5. Turn on your computer.
62 Troubleshooting