Sony HCD-V818 Service Manual page 21

VIDEO SECTION
Frequency adjustment
1. Connect the frequency counter to check point of the VIDEO
board.
2. Adjust CT503 of the VIDEO board so that the frequency counter
read 27MHz ± 80Hz at STOP condition.
Adjustment Location :
[ VIDEO BOARD ] – SIDE A –
D502
SL501 SL502
TEST MODE
[ VIDEO BOARD ] – SIDE B –
SL503
TEST
SL502
MODE
SL501
SL503
(27MHz)
CT503
VIDEO
FREQUENCY
(GND)
(27MHz)
IC506
(GND)
IC502
VIDEO board
(DCLK)
IC505
IC507
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frequency counter
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