H79
3-4
H.
The Image displayed with line bar issue
-
Press the Menu button to check that have line bar show on the OSD menu.(Check the
DMD chip and DMD board.If the line bar also show on the OSD menu)
-
Ensure that there is no dust on the DMD contact housing module.
-
Re-assembly for DMD module
Judge
-
Change Main BD
3-2.3
OSD Troubleshooting
A.
OSD doesnt show up
-
Check the keypad cable and ensure there is no broken issue on the cable.
-
Use the Remote control for the OSD function test
Judge
-
Change Main BD
B.
Function cant be adjust
-
Check the keypad cable and ensure there is no broken issue on the cable
-
Use the Remote control for the OSD function adustment test
Judge
-
Check Main BD
3-2.4
Remote Control Troubleshooting
-
The OSD men can'nt show on the screen when you press the menu button on the
remote controller.
-
Replace the new battery if there is no laser output when you press the laser button on the
remote controller
-
Replace a new remote controller if there is OSD menu showing on the screen when you
press the menu button on the keypad.
-
Check the Main BD if there is no function when you press the function button on the
keypad.
Summary of Contents for H79
Page 20: ...H79 2 12 7 Unscrew one screw to remove Thermal Switch ThermalSwitch ...
Page 42: ...H79 6 3 6 3 EDID Upgrade Procedure 1 Execute EDID program 2 Press Mode button ...
Page 46: ...H79 6 7 9 Themessagesof OK andthe DigitalValues will show ...
