Electrical Alignment; Clock Frequency Adjustment - Sony YS-W270 Service Manual

4-1. Clock Frequency Adjustment

Measuring equipment
. Frequency counter
. Sony SSC series camera (Superimposed system)
Preparation for Adjustment
1. Set the PRIMARY/SECONDARY switch to
PRIMARY.
2. Connect a camera to the CAMERA INPUT connector.
Adjustment
Measuring point: CL501/PS616 (A-3)
(GND: C507 minus terminal)
Adjustment point: 1CT501/PS-616 (A-4)
14.31818 ± 0.00002 MHz (UC model)
Specification:
14.18750 ± 0.00002 MHz (CE model)
A B
1CT501
PS-616 board (Side A)
YS-W270/W270P (E)
Section 4

Electrical Alignment

C
4-1