HOW TO DO ADC CALIBRATION AND FUNCTION CHECK - LG 37LD420 Z LCD TV

ADC PROCESS

• Enter Service Mode by pushing “ADJ” key,
• Enter Internal ADC mode by pushing “G” key at “5. ADC Calibration”

Caution: Using ‘power on’ button of the Adjustment R/C, power on TV.

ADC Calibration Protocol (RS232)

Adjust Sequence

aa 00 00 [Enter Adjust Mode]

xb 00 40 [Component1 Input (480i)]

ad 00 10 [Adjust 480i Comp1]

xb 00 60 [RGB Input (1024*768)]

ad 00 10 [Adjust 1024*768 RGB]

aa 00 90 End Adjust mode

Required equipment : Adjustment R/C.

FUNCTION CHECK

Check display and sound,  Check Input and Signal items. (cf. work instructions)

1. TV
2. AV (SCART1/SCART2/ CVBS)
3. COMPONENT (480i)
4. RGB (PC : 1024 x 768 @ 60hz)
5. HDMI
6. PC Audio In

Display and Sound check is executed by Remote control.