HP PE4240N - Manual (Page 68)

64 Troubleshooting
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 Checks Remedy
The picture is disturbed.
The sound is noisy.
The remote control operates
erroneously.
Is a connected component set directly
in front of or at the side of the TV? Leave some space between the TV and the
connected components.
The remote control does not work. Are the remote control’s batteries
worn out?
Replace both batteries with new ones.
Is the TV power cord plugged into a
power outlet? Plug the TV power cord into a power outlet.
Is the power/standby indicator on the
front of the TV off? Press the main power button under the TV to
turn it on.
The TV power does not turn on
when I press the remote control
power button.
Are the remote control’s batteries
worn out? Replace both batteries with new ones.
Is the remote control pointed at the TV,
or is there an obstacle between the
remote control and the TV? Point the remote control at the TV remote control
sensor window on the front of the TV when
pressing buttons, or remove the obstacle.
Is the TV the selected component for
the remote control to control? 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.
Is direct sunlight or strong artificial light
shining on the TV remote control sensor
window? Eliminate the light by closing curtains, pointing
the light in a different direction, or making other
lighting adjustments.
The TV does not respond when I
press the remote control buttons.
Are the remote control’s batteries
worn out? Replace both batteries with new ones.
I do not hear sound or see a
picture. Is the TV power cord plugged into a
power outlet? Plug the TV power core into a power outlet.
Is the volume set at the minimum? Increase the volume.
Is the mute mode set?
Are the speakers properly connected?
Press the remote control Mute button.
Connect the speakers properly.
I see a picture but hear no sound.
Is the audio input set correctly? Set the audio input on the Sound menu.