HP LC3700N - Manual (Page 89)

Tr
oubleshooting
Troubleshooting 79
Troubleshooting
Refer to this section if you have viewing, picture, sound, remote, or startup problems with your TV.
Startup questions
Symptom Remedy
I do not hear sound at power on. ■ Are the two speaker wires connected at the speaker and on the TV,
and
■ Is the volume too low?
■ Is Variable selected in Output Select?
I do not see an image at power on. ■ Are the connections to other components correct?
■ Is the correct input signal source selected after connection?
■ Is the correct input selected?
■ Is a non-compatible signal being input?
■ Is the picture adjustment correct?
■ Is On selected in Audio Only?
If, after inserting the CableCARD, you are unable to receive broadcast
service, remove the CableCARD and reinsert.
There is no power. ■ Check whether you pressed Power button on the remote control unit.
■ If the indicator on the TV is off, press Power on the TV.
■ Is the AC cord disconnected?
The unit cannot be operated. ■ External influences such as lightning and static electricity may cause
improper operation. In this case, operate the unit after first turning on
the power of the TV or unplugging the AC cord and replugging it in
after 1 or 2 minutes.
The color is strange, faded, or
misaligned. ■ Adjust the picture tone.
■ Is the room too bright? The picture may look dark in a room that is too
bright.
■ Check the input signal setting.
The power suddenly turned off. ■ Is the sleep timer set?
■ Check the power control settings.
■ The unit’s internal temperature has increased.
■ Remove any objects blocking vent or clean the vent.
Upgrade is displayed continuously. ■ Verify your antenna cable is connected properly.
■ Reinsert the CableCARD. If the trouble still exists after reinserting the
CableCARD and verifying the antenna cable, contact your local cable
provider company.