DCR-IP45, DCR-IP45E, DCR-IP55, DCR-IP55E (serv.man2) - Sony Movie Service Manual (repair manual). Page 84

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5-18
DCR-IP45/IP45E/IP55/IP55E
1-3.
CAMERA SYSTEM ADJUSTMENTS
Before perform the camera system adjustments (except for “54MHz/
66MHz 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.
Note: NTSC model: DCR- IP45/IP55
PAL model: DCR- IP45E/IP55E
1. 54MHz/66MHz Origin Oscillation Adjustment
(VC-291 board)
Set the frequency of the clock for synchronization.
If deviated, the synchronization will be disrupted and the color will
become inconsistent.
Subject
Not required
Measurement Point
Pin qh of IC402
Measuring Instrument
Frequency counter
Adjustment Page
F
Adjustment Address
10
Specified Value
f=33000000 
± 166Hz (NTSC)
f=27000000 
± 135Hz (PAL)
Note: The data of page: 0, address: 10 must be “00”.
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
F
10
Change the data and set the
frequency (f) to the specified value.
3
F
10
Press PAUSE button.
4
0
01
00
Set the data.
Fig. 5-1-6.
IC402
1
12
13
24
25
36
37
48
VC-291 board
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