Panasonic TC-21GX20P, Service Manual

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j. Press digit key “4” to move forward from V-SLOPE ------> V-SHIFT
Press digit key “3” to move backward from V-SHIFT ------> V-SLOPE
k. Press volume up / volume down to adjust required setting.
l. CHK4
Press digit key “2” to move forward to CHK 4.
The function rotation will be as follows:-
m. Press digit key “4” to move forward from R-CUT ------> G-CUT
Press digit key “3” to move backward from G-CUT ------> R-CUT
n. After selecting the required mode, press volume up / volume down to adjust required setting.
o. Press digit key “5” to make the AKB OFF and H-Line mode - first time.
Press digit key “5” to make the AKB ON and Normal picture - second time.
p. After finish adjustment, press Power ON / OFF button on remote control to go to normal TV mode.
2. HOW TO CHANGE CHANNEL BY I2C BUS CONTROLLER
a. Short FA1 and FA2
b. Select Slave address ‘70H’, Sub-address ‘43H’ for RF AGC.
* Example :
Slave Address = 70H’, Sub-Address = 43H’
Data = 80H’ = Center
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TC-21GX20P