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3-4. Y Cable Compensation System Adjustment
3-5. CHROMA Cable Compensation System Adjustment
3-4-11. Y Output Level Adjustment
Rank:
A
Equipment:
Oscilloscope
To be extended:
DM-94 board
Preparation
• S3 (Y 2nd AGC)/DM-94 board → "ON"
Test point:
TP11 (GND: E3)/DM-94 board
Adjusting point:
1RV9 (Y LEVEL)/DM-94 board
A = 707 ±7 mV p-p
Specification:
E15
RV8
E5
TP26
RV7
TP10
RV19
E10
TX
S5
RV24
RX
RV20
TP20
RV3
E11
RV21
TP8
RV4
TP5
CV1
TP7
*
TP4
E2
TP22
CV3
TP2
TX
CV2
TP3
S6
LV2
RX
*
RV1
TP21
TP22
E13
Y AGC COUNT
E1
RV22
LV3
TP21
RV23
E3
TP17
RV9
E14
RV17
TP19
TP11
-
5
+12
-
12
+5
DM
Y
Y
GND
-
R
Y
-
B
Y
(PANEL SIDE)
DM-94 BOARD (COMPONENT SIDE)
3-28
A
E9
TP23
TP18
E6
RV18
TP24
E16
TP12
RV16
TP16
RV15
TP15
RV6
RV14
E8
RV13
TP9
TP6
RV11
RV5
TP14
E12
RV2
ON
S4
RV10
LV1
TP13
TP1
E7
ON
E4
S3
MAN
S2
CABLE
LENGTH
RV12
-
-
R
Y
B
Y
SUFFIX-12 ONLY
*
3-5. CHROMA Cable Compensation
System Adjustment
3-5-1. 45MHz Carrier Level Adjustment
Rank:
Equipment:
To be extended:
Test point:
Adjusting point:
Specification:
TP25
S1
AUTO
B
Oscilloscope
DM-94 board
TP16 (GND: E8)/DM-94 board
1RV15 (C CARR LEVEL)/
DM-94 board
A = 400 ±20 mV p-p
(BW LIMIT/Oscilloscope → "OFF")
maximum
CCU-700A
CCU-700AP
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