Monday, July 16, 2012

MITSUBISHI - CT-21A2STX - CT25A2STX - HOW TO ENTER SERVICE MODE



APPLICABLE TO: MITSUBISHI;  CT-21A2STX _ CT-21A2LST _ CT-25A2ATX _ CT-25A2LST _ CT-21A3STX _ CT-25A3STX.

SERVICE MODE 
  • Locate the Service Switch (a small hole), at the reare of the remote control.
  • Turn the Power On.  
  • Press the Service Switch, and the button "9" within 5 seconds.
  • Press "CM" button to select the 'VCJ' or the Dual Sound /Option adjustment picture.
  • Press button '2' to increase the adjustment item number, or '0' to decrease the adjustment item number, to select an item for adjustment.
  • Press the "7" & "5" buttons, to increase or decrease the data value to selected item.
  • After complete all adjustments, press "4" button to write the adjusted data to EEPROM.  If cancelling your changed data, for example, because of mistake, press button "8" or set Power Off.  The data will be set to the former adjustment as before your adjustment.