JVC AV36D503/Y
Manual de Servicio

AV-36D503 AV-36D303 AV-36D203

Item RF AGC adjustment

Measuring instrument Remote control unit

Test point

Ad justment part S45 AGC ADJ [V/C(S) mode]

Description 1. Receive the broadcast. 2. Enter to the V/C(S) mode from SERVICE MENU. 3. Select the S45 AGC ADJ item. 4. Press the MUTING key and turn the c olor to off. 5. With the CURSOR key to get the nois e in the screen picture (zero side of setting value). 6. Press the CURSOR key several times and step when noise disappears from the screen. At this time, not to increase the value too much. 7. Change to other channels and make sure that there is no irregularity. 8. Press the MUTING key and get c olor out.

Ad justment item

Variable range

Initial setting value

S45 AGC ADJ

0�127

63

FOCUS adjustment

Signal gener ator

FOCUS VR [In FBT]

1. Receive the crosshatch signal. 2. While looking at the screen, adjust the FOCUS VR to the vertical and horizontal lines will be clear and make fine in a detail. 3. Make sure that the picture is in focus even when the sc reen gets dark ened.

Clear and fine

24

No. 51948