Sony HCD-VX222 - Page 19

19
HCD-VX222
VIDEO SECTION
Frequency Adjustment
Connection:
Procedure:
1. Connect the frequency counter to check point of the VIDEO
board.
2. Turned power switch on.
3. Press the CD button to select the CD.
4. Adjust CT503 on the VIDEO board so that the frequency counter
reading 27.0 MHz ± 80 Hz at stop status.
Adjustment Location:
[VIDEO BOARD] (Component Side)
VIDEO board
(27 MHz)
frequency counte
r
J301
CN301
CN501
CN503
SL503
SL502
SL501
CHECK LED
CN502
IC507
(GND)
(27MHz)
CT503
VIDEO
Frequency
Adjustment