Troubleshooting - HP PE4240N User Manual

Troubleshooting

If the picture quality is poor or you are experiencing another type of problem, check the adjustments
and operations before requesting service. See the symptoms listed below, and try the checks and
remedies.
Symptom
The picture is disturbed.
The sound is noisy.
The remote control operates
erroneously.
The remote control does not work. Are the remote control's batteries
The TV power does not turn on
when I press the remote control
power button.
The TV does not respond when I
press the remote control buttons.
I do not hear sound or see a
picture.
I see a picture but hear no sound.
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Troubleshooting
Checks
Is a connected component set directly
in front of or at the side of the TV?
worn out?
Is the TV power cord plugged into a
power outlet?
Is the power/standby indicator on the
front of the TV off?
Are the remote control's batteries
worn out?
Is the remote control pointed at the TV,
or is there an obstacle between the
remote control and the TV?
Is the TV the selected component for
the remote control to control?
Is direct sunlight or strong artificial light
shining on the TV remote control sensor
window?
Are the remote control's batteries
worn out?
Is the TV power cord plugged into a
power outlet?
Is the volume set at the minimum?
Is the mute mode set?
Are the speakers properly connected?
Is the audio input set correctly?
Remedy
Leave some space between the TV and the
connected components.
Replace both batteries with new ones.
Plug the TV power cord into a power outlet.
Press the main power button under the TV to
turn it on.
Replace both batteries with new ones.
Point the remote control at the TV remote control
sensor window on the front of the TV when
pressing buttons, or remove the obstacle.
Press the TV, CBL/SAT, DVD/VCR, or HP.PC
button to select the home entertainment
component (TV, set-top-box, DVD/VCR or
HP MCPC) to control, and then aim the remote
at the selected component and press the button
you want to use.
Eliminate the light by closing curtains, pointing
the light in a different direction, or making other
lighting adjustments.
Replace both batteries with new ones.
Plug the TV power core into a power outlet.
Increase the volume.
Press the remote control Mute button.
Connect the speakers properly.
Set the audio input on the Sound menu.