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3-5. CHROMA Cable Compensation System Adjustment
3-5-8. R-Y Crosstalk Adjustment
Rank:
A
Note:
Make sure that 45MHz frequency on
the MD board (camera) is correct.
Equipment:
Oscilloscope
To be extended:
DM-94 board
Test point:
TP19 (GND: E3)/DM-94 board
Adjusting point:
1RV18 (90 SET)/DM-94 board
Specification:
Adjust 1RV18 so that the SAMPLE
pulse level is minimum.
A = 0 ±3 mV
3-32
3-5-9. R-Y OUT Level Adjustment
Rank:
Equipment:
To be extended:
Preparation
• S4 (C 2nd AGC)/DM-94 board → "ON"
Test point:
Adjusting point:
Specification:
A
V rate
RV19
TP20
DM
(PANEL SIDE)
A
Oscilloscope
DM-94 board
TP19 (GND: E3)/DM-94 board
1RV17 (R-Y LEVEL)/DM-94 board
A = 355 ±5 mV
E6
TP12
E15
RV8
E5
TP26
RV7
TP10
RV6
E10
TX
TP9
S5
RV24
RX
RV20
RV3
TP6
E11
RV5
RV21
TP8
RV4
RV2
TP5
CV1
TP7
*
TP4
E2
TP22
CV3
LV1
TP2
TX
CV2
TP3
S6
LV2
RX
*
ON
RV1
TP21
S3
TP22
E13
Y AGC COUNT
E1
RV22
LV3
TP21
RV23
E3
TP17
RV9
E14
RV17
TP19
RV12
TP11
-
5
+12
-
12
+5
-
-
Y
R
Y
B
Y
Y
GND
-
R
Y
-
B
Y
DM-94 BOARD (COMPONENT SIDE)
A
E9
TP23
TP18
RV18
TP24
E16
TP25
RV16
TP16
RV15
TP15
RV14
E8
RV13
RV11
TP14
E12
ON
S4
RV10
TP13
TP1
E7
E4
S1
MAN
AUTO
S2
CABLE
LENGTH
SUFFIX-12 ONLY
*
CCU-700A
CCU-700AP
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