2-9 (E)
CA-755/755P
2-3-7. R-Y/B-Y DC Balance Adjustment
Preparations :
.
S1/MD-117 board
→
ON
.
S2/MD-117 board
→
ON
To be extended
:
MD-117 board
Equipment
:
Oscilloscope (LIMITER
→
OFF)
Test point
:
TP10/MD-117 board
GND
:
E1/MD-117 board
Adjustment points :
1
RV9 (R-Y DC BAL)/
MD-117 board
1
RV10 (B-Y DC BAL)/
MD-117 board
Adjustment Procedure :
Adjust
1
RV9 and
1
RV10 alternately until the V BLKG
portions are flat.
V rate
2-3-8. 45 MHz VCO Adjustment
Preparations :
.
Disconnet the DC IN connector.
Connect the CA-755/755P to the CCU with the triaxial
cable and turn on the POWER switch of the CCU.
.
Perform the following adjustment a minute or more after
turning on the power.
To be extended
:
MD-117 board
Equipment
:
Digital voltmeter
Test point
:
TP8/MD-117 board
Adjustment point :
1
RV7 (VCO ADJ)/MD-117 board
Specifications
:
3.0
±
0.5 V dc
2-3. MD-117 Board Adjustment
2-3-7. R-Y/B-Y DC Balance Adjustment
2-3-8. 45 MHz VCO Adjustment
Содержание CA-755
Страница 4: ......
Страница 10: ......
Страница 92: ......
Страница 98: ...5 6 CA 755 755P 5 6 RX 37 Block Diagram Block Diagram RX 37 RX 37 CA 755 CA 755P ...
Страница 100: ......
Страница 102: ......
Страница 104: ......
Страница 106: ......
Страница 107: ...6 9 CA 755 755P 6 9 MB 705 MB 705 MB 705 A SIDE 1 663 948 11 MB 705 B SIDE 1 663 948 11 CA 755 UC CA 755 J CA 755P CE ...
Страница 108: ......
Страница 110: ......
Страница 111: ...7 1 CA 755 755P 7 1 2 3 4 5 1 I J K L M N O P Section 7 Schematic Diagrams ...
Страница 126: ...7 16 CA 755 755P 7 16 2 3 4 5 A B C D E F G H 1 ...
Страница 130: ......