Mitsubishi Electric DLP C9 Series Owner's Manual page 74

74 Appendices
General TV Operation
2. The fan gets louder after the TV is shut off. Normal operation. The fan speeds up to cool the lamp quickly
after the TV has been shut off.
The TV iemoie coniioi does noi workl .......... ; Check ihai ihe baiieiiesaie iiesh and insiaiied coiieciiyl
* Check that the control mode on the remote is set to TV.
, Be no more than 20 feet from the TV when using the remote control.
* Program the remote control to operate the TV or other device.
:: • Reset the remote control.
POWER key blinks five times.
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5. TV does not respond to the remote control or • Unplug the AC power cord for 10 seconds.
to control-panel buttons and TV will not power • Press and hold the POWER button on the control panel to
6. When a device is selected from the Activity * Make sure the selected device is turned on.
menu, the screen is blue or black (no signal • Begin play of the device.
source).
7. You have forgotten your Lock menu pass code. See "Bypassing the Parental Lock", Appendix A.
• Verify that the ratings locks are active.
Check the Lock Time/Unlock Time to check if rating restric-
tions are disabled.
Rating restrictions apply only to content on the ANT input.
Normal TV operation.
10. A warning message appeared on screen • Internal TV temperature has exceeded proper levels. Cool
stating, "TV will shut down in a few seconds, the room.
Please check if the air flow is blocked." • The TV has overheated. Clear blocked air vents and ensure
at least four inches of clearance on all sides of the TV.
Clean the air filter on the lamp cartridge.
11. I haveturned on CEC for my HDMI devices but ....... ;............................... ihe TV's HDMi coniroi ior ihe speciiic devicel Open...................
control iserratic and I wish to disable it. the inputs > HDMI Control menu, select the device, select Off.
• Disable CEC on the device itself. See the device s instructions.
• If the problem persists, do the following:
1. Disconnect the device from the TV.
2. Reconnect the device to the TV and Auto input Sensing will
recognize the device with CEC disabled.