Adjusting The Triax Signal - Sony CCU-590 Maintenance Manual

2-4-5. Adjusting the Triax Signal

When the adjustment of the VBS signal level of the unit is
finished, adjust the triax signal.
Setting the cable compensation
Set the cable compensation according to the length of the
triax cable connecting the camera and CCU. Automatic
compensation is set at the factory.
To adjust the cable-length compensation manually,
proceed as follows.
H
TP601
RV601
G
TP101 E101
F
TP603 TP602
S101
RV161
RV602
RV603
TP102
E
TP1
RV501
D
S1
C
B
A
RV902
RV702 RV802
1 2
DM-140 BOARD (SIDE A)
1. Set the switch S1 (CABLE LENGTH) on the DM-140
board to the appropriate position according to the cable
length as shown below.
Cable length
FUJIKURA ø8.5 FUJIKURA ø14.5
110 m 220 m
(361 feet) (722 feet)
330 m 660 m
(1,083 feet) (2,165 feet)
550 m 1100 m
(1,805 feet) (3,609 feet)
770 m 1540 m
(2,526 feet) (5,053 feet)
2-16
CN902
RV803
RV903
TP902
RV901
RV701 RV801
S301 TP301
E301
TP803 TP802
RV301
RV804
RV805
TP302
TP501
LV501
TP502
RV502
RV503
TP503
TP505
RV504
TP504
TP901
TP701 TP801
4
E1
3
Switch
setting
Belden 9238
160 m 0
(525 feet)
490 m 1
(1,608 feet)
820 m 2
(2,690 feet)
1150 m 3
(3,773 feet)
Adjusting the black level and A/D level of the
camera signal
Adjust the following items referring to Section 4 "Electri-
cal Alignment".
. Section 4-5-10. Y BLACK Adjustment
. Section 4-5-11. R-Y/B-Y Black Balance Adjustment
. Section 4-5-12. Y A/D Level Adjustment
. Section 4-5-13. R-Y/B-Y A/D Level Adjustment
CCU-590/P/V1(E)