HP Brio BA400, Руководство пользователя

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23
Troubleshooting Help Zone
No Power
Problem Possible cause To try and fix this ...
PC does not start – the PC’s power-on
indicator is not on. The PC’s power cord is
incorrectly connected. Connect the power cord to a grounded power
outlet and to the PC.
The PC’s power outlet is not
working. Plug another device into the power outlet and
check it works.
The PC voltage switch is
incorrectly set. 1 Disconnect the power cord.
2 Select the correct setting on the voltage
switch located beside the power connector in
the rear of the PC.
3 Reconnect the power cord.
4 Start the PC.
More Advanced Troubleshooting
WARNING: for your safety, when the PC
is open and switched on, do not touch
any of the internal components with a
screwdriver or other metal instrument. An internal device may be
causing the problem. 1 Disconnect the PC’s power cord.
2 Remove the PC’s cover (see page 44).
3 Remove internal power connectors from all
internal devices.
4 Reconnect the PC’s power cord.
5 Reconnect the power connectors one by one
to the internal devices to see which device is
defective.
6 Contact your authorized support provider.
Problem with the power
supply unit. 1 Replace the power supply unit by a known
working power supply from the same model
of PC (see page 61).
2 If the PC starts, contact your authorized
support provider, the power supply unit may
have to be replaced.
If the problem persists, contact your authorized support provider