9-7
DSR-570WS/570WSP V1
9-3-3. Y/R-Y/B-Y CLP Level Adjustment
Equipment:
Oscilloscope
To be extended:
ES-26/26P board
Preparation:
.
OUTPUT/DL/DCC
+
switch (side panel)
→
BARS
.
S401/ES-26/26P setting :
→
CCZ ON
.
Measure the levels at TP393, TP395, and TP397 after
the termination with 75
Z
resistor.
Trigger:
HD (TP349/extension board)
Adjustment Procedure
1. Select “PAGE 12” of SERVICE menu, make sure that
R-Y and B-Y mode are both “ON”.
2. SERVICE menu “PAGE 6”
→
Y
CLP :
R-Y
CLP :
B-Y
CLP :
3. Perform adjustment by turning the MENU dial, then
store the data by pushing the MENU dial.
n
In case of Y CLP for NTSC model, perform the
following adjustments:
1
Select “PAGE 9” of SERVICE menu, and set the
“SETUP” to “OFF.”
2
Select “PAGE 6” of SERVICE menu, and move the
cursor to Y CLP, and adjust it so that A is 0
±
5 mV.
3
Select “PAGE 9” of SERVICE menu, and set the
“SETUP” to “ON.”
4
Return to “PAGE 6”, and adjust Y CLP, R-Y CLP
and B-Y CLP respectivery.
Extension board (GND : TP394/ES-26/26P board)
Item
Test Point
Specification
Y CLP
TP393
A = 0
±
5 mV
R-Y CLP
TP395
B = 0
±
5 mV
B-Y CLP
TP397
C = 0
±
5 mV
n
After adjustment, set the S401 switch to NORM.
9-3. Camera Adjustment
n
Before the adjustment, enter the “PAGE 1” of SERVICE
menu, and perform the “RESET”.
9-3-1. Sub-Carrier Frequency Adjustment
Equipment:
Frequency counter
To be extended:
ES-26/26P board
Test point:
TP801 (GND: E801)/ES-26/26P board
Adjusting point:
SERVICE menu “PAGE 8”
→
SC FREQ :
Perform adjustment by turning the
MENU dial, then store the data by
pushing the MENU dial.
Specification:
3,579,545
±
10 Hz (for NTSC)
4,433,618
±
10 Hz (for PAL)
9-3-2. INT SC-H Phase Adjustment
n
Stated below is a procedure with the SC-H phase measuring
equipment (Tektronix Waveform monitor 1765).
If any other equipment is used, perform adjustment at the
following adjustment point by reading the instruction
manual attached.
Equipment:
Waveform monitor (SC-H Phase mode)
Preparation:
.
Put the Tektronix Waveform monitor 1765 to SC-H mode.
Test point:
VIDEO OUT connector/camera side
Adjustment Procedure
.
SERVICE menu “PAGE 8”
→
SC-H
.
Adjust the phase relationship between SC (Burst) and H
beam spot correctly by turning the MENU dial, then
store the data by pushing the MENU dial.
[for NTSC]
[for PAL]
n
After this adjustment, set the mode of Tektronix Waveform
monitor 1765 to “WFM” mode.
R
M
G
C
Y
G
Y
L
B
R
M
G
C
Y
G
Y
L
B
(PAL)
(NTSC)
A
A
B
C
Содержание DSR-570WS
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Страница 250: ...Printed in Japan Sony Corporation 2002 1 08 B P Company 2002 DSR 570WS UC DSR 570WSP CE E 9 967 976 01 ...