9-5
HDW-750/750CE V1
9-4. VF DC Level Adjustment
Preparation
.
OUTPUT/DCC switch (inside panel)
→
BARS
Adjustment Procedure
1.
Complete the adjustment as shown below by using the
setup menu.
Equipment :
Oscilloscope
Measurement point : CN4 pin-10 (A-1)/DCP-28 board
MENU :
SERVICE
PAGE :
05
*
DCP ADJUST
ITEM :
VF Y DC LEVEL
Specifications :
A = 0.0
±
0.1 V
A
GND
1
2
3
4
A
B
C
D
E
CN4
TP1
RV700
RV801
D
C
B
A
1
2
3
4
TP600
TP202
TP200
TP201
TP400
TP1
TP601
DC-110 board (B side)
DCP-28 board (A side)
9-4. VF DC Level Adjustment
TP201
TP200
TP400
TP601
TP202
TP1
TP600
1
2
3
4
A
B
C
D
DC-110A board (A side)