Sony CA-755 Maintenance Manual page 30

2-2. DA-117 Board Adjustment
2-2-2. R-Y Gain Adjustment
2-2-3. B-Y Gain Adjustment
2-2-2. R-Y Gain Adjustment
To be extended : DA-117 board
Equipment : Oscilloscope
Test point : TP39/DA-117 extension board
Adjustment point : 1RV4 (R-Y GAIN)/DA-117 board
: 700 ± 10 mV
Specifications
2-4 (E)
2-2-3. B-Y Gain Adjustment
To be extended : DA-117 board
Equipment : Oscilloscope
Test point : TP41/DA-117 extension board
Adjustment point : 1RV5 (B-Y GAIN)/DA-117 board
: 700 ± 10 mV
Specifications
Setting after adjustment :
S1-2/IF-607 board → OFF
N
M
L
K
RV5 RV3
J
RV4
H
G
RV6
F
E
CN1
D
C
B
A
3
1 2 4
DA-117 BOARD (A SIDE)
RV1 RV2
5 6 7 8 9
CA-755/755P