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3-5-6. B-Y OUT Level Adjustment
Rank:
A
Equipment:
Oscilloscope
To be extended:
DM-94 board
Preparation
• S4 (C 2nd AGC)/DM-94 board → "ON"
Test point:
TP17 (GND: E3)/DM-94 board
Adjusting point:
1RV12 (B-Y LEVEL)/DM-94 board
A = 355 ±5 mV p-p
Specification:
CCU-700 A
CCU-700AP
http://getMANUAL.com
3-5-7. R-Y DEMOD Carrier Balance
Rank:
Equipment:
To be extended:
Test point:
Adjusting point:
Specification:
A
negative
voltage
E15
RV19
RV20
TP20
E11
CV1
*
TP21
TP21
DM
(PANEL SIDE)
3-5. CHROMA Cable Compensation System Adjustment
Adjustment
B
Oscilloscope
DM-94 board
TP18 (GND: E9)/DM-94 board
1RV16 (R-Y CARR BAL)/
Adjust 1RV16 so that the negative
DC level is maximum.
GND
E9
TP18
E6
TP12
RV16
RV8
E5
TP16
TP26
RV7
RV15
TP10
TP15
RV6
E10
TX
E8
TP9
S5
RV24
RX
RV3
TP6
RV11
RV5
RV21
TP8
TP14
E12
RV4
RV2
TP5
ON
TP7
*
S4
TP4
E2
TP22
CV3
LV1
TP2
TX
TP13
CV2
TP3
S6
E7
LV2
RX
ON
RV1
S3
TP22
E13
Y AGC COUNT
E1
RV22
LV3
RV23
E3
TP17
RV9
E14
RV17
TP19
TP11
RV12
-
5
+12
-
12
+5
-
-
Y
R
Y
B
Y
Y
GND
-
R
Y
-
B
Y
DM-94 BOARD (COMPONENT SIDE)
DM-94 board
maximum
TP23
RV18
TP24
E16
TP25
RV14
RV13
RV10
TP1
E4
S1
MAN
AUTO
S2
CABLE
LENGTH
SUFFIX-12 ONLY
*
3-31
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