H79
3-2
3-2
Main Procedure
3-2.1
Power Troubleshooting
A.
No Power
-
Check the power cord and AC power outlet.
-
Check the Lamp door.
-
Ensure the keypad cable is well connected.
Judge
-
Change LVPS or Main BD or Power BD
B.
No Light
-
Lamp LED Indicator Fail(Red)
-
Check all wires are well connected inside.
-
Check Lamp Module.
Judge
-
Chagne Ballast
-
Temp LED Indicator Fail(Orange)
-
Turn on power switch again.
-
Check the Fan Module.
-
Check the Thermal BD and Thermal sensor BD
-
Check the Thermal switch of Engine Module
Judge
-
Change Main BD
3-2.2
Image Troubleshooting
A.
No Image on the screen
-
Ensure the Singal cable and source are working fine.
-
Press "SOURCE" button to re-catch the signal again.
Judge
-
Change Main BD or Formatter BD
B.
The Image displayed with color issue
-
Ensure the signal cable and source are working fine.
-
Check the I/O connector
-
Change Connector BD if the image dispalyed without color abnormal issue when you
input the signal with other ports.
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 ...