Saturday, April 13, 2013

HITACHI 37LD9700 - 32LD9700 - FACTROY RESET - SERVICE MODE - BURN-IN MODE - RECOVER LOCKED KEY FUNCTION


APPLICABLE TO HITACHI - 32LD9700U/32LD9700C/32LD9700N/37LD9700U/37LD9700C/37LD9700N

FACTORY RESET
  • After all of the adjustments of main chassis are finished, perform FACTORY RESET.
  • Press the RED button, GREEN button and P.MODE button at the same time and hold for more than 3 seconds.
  • The unit is set to factory settings.
SERVICE MODE
  • Press the SUB-POWER button, INPUT SELECT button and [DN] button at the same time and hold for more than 5 seconds.  The set turns on the service menu mode.
BURN-IN MODE
  • This mode displays the test patterns of some single color raster in turn. These signals are from built-in generator of panel. So it can be presumed that maybe the panel has some trouble when the screen of Burn-in mode is abnormal.
  • Using the R-side control buttons with the set turned off (standby) can activate this mode.
  • Press the SUB-POWER button, INPUT SELECT button and VOLUME DOWN button at the same time and hold for more than 5 seconds.
  • The set turns on with single color raster and the OSD of [BURN IN: ON].
  • To escape from this mode, press the SUB-POWER button, INPUT SELECT button and button at the same time and hold for more than 5 seconds. Burn-in mode will be released.
TO RECOVER THE REMOTE AND THE R-SIDE KEY FUNCTION

  • If remote and R-side control key cannot operate after miss set special function by front keys, these functions can recover by below method.
  • Press the SUB-POWER button, INPUT SELECT button and [DN] button at the same time and hold for more than 5 seconds.  The set turns on the service menu mode.
  • Select No.721 and No.722 then each data set from [0] to [1].
OR
  • Press the SUB-POWER button and [DN]  button at the same time and hold for more than 5 seconds
CHECK METHOD OF THE USE ACCUMULATION TIME FOR PANEL
  • Select No.894 of Service Adjustment Menu.
RESET THE ACCULATION TIME AFTER REPLACING LCD PANEL
  • Select No.893 of Service Adjustment Menu change data from [0] to [1] press OK.