Video Carrier Frequency Adjustment - Sony CCD-TRV32 Service Manual

5-2.

VIDEO CARRIER FREQUENCY ADJUSTMENT

Purpose : Adjusts the carrier frequency when modulating
the video signal.
Adjustment error : Loss of synchronization or loss of color.
Mode CAM-STANDBY
Signal Any signal
Measurement Point TP607 of the IR receiver jig or IC001
pin !§ of IR-28board.
Measuring Instrument Frequency counter, Oscilloscope
Adjustment Page F
Adjustment Address 5C
11.83 ± 0.01MHz
Specification Value
Adjustment procedure:
Order Page Address
1 6 00
2 6 01
3 6 01
4 F 5C
5
6 6 01
7 6 00
IR-28 BOARD (SIDE A)
24 13
12
25
IC001
36 1
48
37
Data
01 After setting the data, press the PAUSE button. (Preparation)
Read the data pf page : 6, address : 01, and record it.
47 After setting the data, press the PAUSE button.
Change data using PLAY and STOP buttons so that the Y signal level (A) satisfies the
specification. (Record mode)
Press the PAUSE button.
Set the data which is recorded in step 2 to this address and, press the PAUSE button.
00 After setting the data, press the PAUSE button. (End)
Procedure
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