Tuesday, April 23, 2013

KONKA LCD TV - KL26CS66 - KL32CS66 - KL37CS66 - KL42CS66 - SERVICE MODE & ADJUSTMENTS




{Applicable to:  KL26CS66 - KL32CS66 - KL37CS66 - KL42CS66 - KL32CS31 - KL37CS31 - KL42CS31}
To enter factory mode [Service Mode]
  • Using the remote control, press Menu button once first, then press RECALL button five times, and you can see manufacture menu on the LCD panel.
Factory menu operation method
  • Press the“▲/▼” button to selection the sub menu of factory menu, and press the enter the sub menu and setting the value. 
Exit the factory menu
  • Press the MUTE button again and again or turnoff the TV, to exit the factory menu.
AGC adjustment
  • In TV mode,Receive 60dB split field signal. Enter factory mode menu to select “AGC” then use “◄/►” to adjust the item until the voltage of Pin 1 of N100 to be about 2.5V±0.2V,or the noise in the picture disappears. 
White calibration adjustment
  • Receive black or white signal under AV or PC mode, adjusting brightness and contrast to set the brightness to 15Nit in dark area and 90 Nit in bright area.
  • Adjust white balance. Press“MENU”button once, then press “RECALLfive times to enter factory menu, select “Temp”Menu"
Adjust 
Red 0-100
Green 0-100
Blue 0-100 
  • To adjust chromaticity coordinates of black and white to fit the requirement (X=0.283,Y=0.297), or plug automatic calibration system to adjust white calibration automatically.