Camera System Adjustments; Mhz/67.5Mhz Origin Oscillation Adjustment; (Cd-537 Board) - Sony DCR-PC350 Service Manual

1-3.

CAMERA SYSTEM ADJUSTMENTS

Before perform the camera system adjustments (except for "54MHz/
67.5MHz Origin Oscillation Adjustment"), check that the specified
values of "VIDEO SYSTEM ADJUSTMENTS" are satisfied.
And check that the data of page: 0, address: 10 is "00". If not, set
data: 00 to this address.

1. 54MHz/67.5MHz Origin Oscillation Adjustment

(CD-537 board)

Set the frequency of the clock for synchronization.
If deviated, the synchronization will be disrupted and the color will
become inconsistent.
Note1: 54MHz .............. DCR-PC350E (PAL)
67.5MHz ........... DCR-PC350 (NTSC)
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note2: The data of page: 0, address: 10 must be "00".
Adjusting method:
Order Page Address Data
1 0 01
2 F 10
3 F 10
4 0 01
VC-370 board (SIDE A)
DCR-PC350/PC350E
Not required
Pin <zzb> of IC1601 on VC-370 board
(R1606)
Frequency counter
F
10
f = 13500000 ± 68Hz
Procedure
01 Set the data.
Change the data and set the
frequency (f) to the specified value.
Press PAUSE button.
00 Set the data.
IC1601
Fig. 6-1-8.
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