Color Electronic Viewfinder System; Adjustment; Vco Adjustment (Vc-367 Board) - Sony HVR-Z1J Service Manual

Ver. 1.7 2007. 10
The changed portions from
Ver. 1.6 are shown in blue.
1-4. COLOR ELECTRONIC VIEWFINDER
SYSTEM ADJUSTMENT
Note1: Before performing the adjustments, check the data of page: 0,
address: 10 is "00". If not, set data: 00 to this address.
Note2: As the PANEL OPEN/CLOSE sensors are attached to the handle,
this handle must be attached when performing adjustments.
If perform the adjustments with handle removed, set the following
data.
1) Select page: 3, address: C4, and set data: 67.
2) Select page: 3, address: C5, and set data: 01.
Reset the data after completing adjustment.
1) Select page: 3, address: C4, and set data: 00.
2) Select page: 3, address: C5, and set data: 00.
Note3: NTSC model: HVR-Z1J/Z1U/Z1N
PAL model: HVR-Z1E/Z1P/Z1C
Switch setting:
1) POWER .................................................................. CAMERA
2) REC FORMAT (IN/OUT REC menu) .................. HDV1080i
3) LCD panel .................................................................... Closed
4) NTSC (60i)/PAL (50i) ..... NTSC (60i) (HVR-Z1J/Z1U/Z1N)
[Adjusting connector]
Most of the measuring points for adjusting the viewfinder system
are concentrated in CN107 of DA-033 board.
Connect the Measuring Instruments via the CPC-8 jig (J-6082-388-
A).
The following table shows the Pin No. and signal name of CN107.
Pin No. Signal Name
1 EVF COM DC
3 REG GND
5 EXT DA
7 EVF VCO
9 EVF VG
11 PSIG
13 RF MON
15 SWP
17 FRRV
19 REC CRRT1
CPC lid
Screw (M2x4)
HVR-Z1J/Z1U/Z1N/Z1E/Z1P/Z1C
PAL (50i) (HVR-Z1E/Z1P/Z1C)
Pin No. Signal Name
2 REG GND
4 MT 4.9V
6 REG GND
8 MS LED ON
10 MS BS
12 MS SCLK
14 MS VCC ON
16 XMS IN
18 MC DIO
20 REC CRRT0
Table 6-1-19.
S201
PAL (50i)
R
r
NTSC (60i)
Fig. 6-1-29.

1. VCO Adjustment (VC-367 board)

Set the VCO free-run frequency. If deviated, the EVF screen will be
blurred.
Mode
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note1: The data of page: 0, address: 10 must be "00".
Note2: Refer to "Table 6-4-1. Hexadecimal-decimal Conversion Table".
Adjusting method for NTSC model:
Order Page Address Data
1 0 01
2 C 34
3 C 34
4 C 34
5
6
7
8 C 35
9 0 01
Adjusting method for PAL model:
Order Page Address Data
1 0 01
2 C 35
3 C 35
4 C 35
5
6
7
8 C 34
9 0 01
6-58
Camera, HDV1080i
Arbitrary
Pin 7 of CN107 of DA-033 board
(EVF VCO)
Frequency counter
C
34, 35
f = 15734 ± 30Hz (NTSC)
f = 15625 ± 30Hz (PAL)
Procedure
01 Set the data.
Change the data and set the
VCO frequency (f) to the
specified value.
Press PAUSE button.
Read the data, and this data is
named D .
34
Convert D to decimal notation,
34
and obtain D '. (Note2)
34
Calculate D ' using following
35
equations (Decimal calculation)
When D ' 234
34
D ' = D ' + 21
35 34
When D ' > 234
34
D ' = 255
35
Convert D ' to a hexadecimal
35
number, and obtain D
35
D Set the data, and press PAUSE
35
button.
00 Set the data.
Procedure
01 Set the data.
Change the data and set the
VCO frequency (f) to the
specified value.
Press PAUSE button.
Read the data, and this data is
named D .
35
Convert D to decimal notation,
35
and obtain D '. (Note2)
35
Calculate D ' using following
34
equations (Decimal calculation)
When D ' 21
35
D ' = D '- 21
34 35
When D ' < 21
35
D ' = 0
34
Convert D ' to a hexadecimal
34
number, and obtain D
34
D Set the data, and press PAUSE
34
button.
00 Set the data.
. (Note2)
. (Note2)