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2005 HF Series User’s Manual 112505.0959
3
Before Calling Service
A list of common symptoms is presented as follows. Before you call for service, perform
these simple checks. Some of these symptoms can be readily corrected. Note: Please
become familiar with the commercial features as described in TV Installation / Setup,
because the effects of several of these features, if they are not thoroughly understood,
might appear as faulty operation.
Symptom Possible Corrective Action
TV does not respond to commands (volume,
channel, power), or cannot be turned on if it is off,
or cannot be turned off if it is on.
Check commercial TV setup (TV installation /
setup) menu settings, including power forced on,
front keypad lockout, channel ring, volume
maximum features.
TV turns off by itself
• TV automatically turns off after when no RF
signal is present.
• Check Energy Saving Programmability setting
(see ESP) in TV installation / setup.
No power
Verify that the TV’s AC power cord is plugged into
the mains socket. If there is still no power,
disconnect plug. Wait for 60 seconds and re-insert
plug. Switch on the TV again.
No picture
• Check antenna connection at rear of the TV.
• Possible TV station problem. Try another
channel.
Picture ok, no sound.
• Try increasing the volume.
• Check that the sound is not muted. If it is
muted, press the Mute button on the remote
control to restore sound.
• Check the MAX VOLUME settings in the
setup menu
Sound ok, but poor color or no picture Check picture adjustments (brightness, contrast,
color, tint).
Snowy / noisy picture
• Check antenna, cable, and/or set-top box
connections and antenna / cable.
• Possible electrical interference from appliances
or other sources.
Double images / “ghost” images Check antenna, cable and/or set-top box.
Television does not respond to remote control.
• Check batteries.
• Aim remote control handset directly at remote
control sensor lens on the TV.
Channel Change to digital channels is slow The first time a digital channel is tuned, the tuning
time will be slow as information embedded in the
signal is processed. After that digital channel
tuning will be faster.
Note: These televisions are shipped in commercial mode with the processing of PSIP Virtual Channel
Table (VCT) disabled. To enable PSIP VCT processing, see the Hotel Mode Menu section.
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