Sony DVCAM DSR-PDX10 Service Manual page 192

1-4. ELECTRONIC VIEWFINDER SYSTEM
ADJUSTMENT
Note1: When replacing the LCD unit, be careful to prevent damages
caused by static electricity.
Note2: Before performing the adjustments, check the data of page: 0,
address: 10 is "00". If not, set data: 00 to this address.
Note3: As the PANEL CLOSE switch is attached to the cabinet (R), this
cabinet must be attached when performing adjustments.
If you perform the adjustments with cabinet (R) 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.
Note4: NTSC model: DSR-PDX10
PAL model: DSR-PDX10P
[Adjusting connector]
Most of the measuring points for adjusting the viewfinder system
are concentrated in CN1008 of VC-318 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 CN1008.
Pin No. Signal Name
1 EVF VB
3 EVF LED DA
5 EVF VCO
7 MD2
9 XINIT
11 DRUM ON
13 REC CRRT1
15 REG GND
17 SWP
19 GND
Table. 6-1-12.
CN1008
19
Fig. 6-1-24.
Pin No. Signal Name
2 D 2.8V
4 EVF VG
6 EVF VR
8 XCS MC FLASH
10 XCS ST IMAGE IC
12 FRRP
14 REC CRRT0
16 HI XRESET
18 RF IN
20 RF MON
1 2
20
1. VCO Adjustment (DB-016 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".
Adjusting method:
Order Page Address Data
1 0 01
2 C 51
3 C 51
4 C 51
5
6
7
8 C 52
9 0 01
Note2: Refer to "Table 6-4-1. Hexadecimal-decimal Conversion Table".
6-37
DSR-PDX10/PDX10P
Camera
Arbitrary
Pin 5 of CN1008 of VC-318 board
(EVF VCO)
Frequency counter
C
51, 52
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 .
51
Convert D to decimal notation,
51
and obtain D '. (Note2)
51
Calculate D ' using following
52
equations (Decimal calculation)
[NTSC model]
When D ' 231
51
D '=D '+24
52 51
When D '>231
51
D '=255
52
[PAL model]
When D ' 24
51
D '=D '-24
52 51
When D '<24
51
D '=0
52
Convert D ' to a hexadecimal
52
number, and obtain D . (Note2)
52
D Set the data, and press PAUSE
52
button.
00 Set the data.