34
Appendices
For assistance call 1(877) 675-2224
Appendix B: Troubleshooting
Service and Custo mer Support
Service
If you are unable to correct a problem with your
TV, consult Mitsubishi Consumer Relations at
1 (877) 675-2224.
•
DO NOT adjust any controls other than those
described in this Owner’s Guide.
•
DO NOT remove the protective back cover of your TV.
Customer Support
•
To order replacement or additional remote controls,
visit our website at www.mitsuparts.com or call
1 (800) 553-7278.
• For
questions:
-
Call Consumer Relations at 1 (877) 675-2224.
-
E-mail:
-
Website:
www.mitsubishi-tv.com
General TV Operation
Symptom
Remarks
1.
The TV remote control does not work.
•
Check that the batteries are fresh and installed correctly.
•
Be no more than 20 feet from the TV when using the remote
control.
•
If using an external 3D emitter, try pointing the emitter in a
different direction or disconnect the emitter.
•
There may be interference from the TV’s internal IR emitters
for 3D glasses. Turn off the emitters in the
Picture > 3D
Mode
menu.
2.
When I try to use the remote control, the
POWER
key blinks five times.
Replace the batteries.
3.
TV does not respond to the remote control
or to control-panel buttons and TV will not
power on or off.
•
Unplug the AC power cord for 10 seconds.
•
Press and hold the
POWER
button on the control panel for
ten seconds to perform system reset.
4.
When a device is selected from the
Input
Selection
menu, the screen is blue or black (no
signal source).
•
Make sure the selected device is turned on.
•
Check connections to the device.
•
Begin play of the device.
5.
You have forgotten your Lock menu pass
code.
See “Bypassing the Parental Lock” , page 27 .
6.
Rating restrictions are not working.
Open the
Lock > Parental
menu and:
•
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 and
composite
Y/VIDEO
inputs.
7.
On-screen displays appear each time you
change a function.
Normal TV operation.
8.
A warning message appeared on screen
stating, “TV will shut down in a few seconds.
Please check if the air flow is blocked.”
•
Internal TV temperature has exceeded proper levels. Cool
the room.
•
The TV has overheated. Clear blocked air vents and ensure
at least four inches of clearance on all sides of the TV.
Summary of Contents for Laservue L75-A96
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