Sony DSR-20MD Service Manual page 74

DSR-20MD/20MDP
HEADPHONE & REC VR
HP-100
HP-100 (HEADPHONE & REC VR) SCHEMATIC DIAGRAM • See page 4-93 for HP-100 printed wiring board.
1 2 3
HP-100 BOARD
A
HEADPHONE & REC VR
-REF.NO.:5,000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
CN001 12P
CL002
B
HP LCH OUT 12
CL003
GND 11
CL004
HP RCH OUT 10
GND 9
CL005
A.-4V 8
GND 7
CL006
VA-102 BOARD (9/12)
A.+4V 6
CN702
CL001
GND 5
( SEE PAGE )
CL007
C
4-80
RCH REC VR 4
GND 3
CL008
LCH REC VR 2
CL009
AD VDD 1
D
E
C001
10u
16V
MA3075WA-(TX)
F
LND001
W001
05
4-95
4 5
HP
C004
-4 0
10u
16V
4
HP
PHONE
LEVEL
5
HP
RV001
0
20k/20k
HP
R004
R006
10k
R001
6800
10k
D011
MA3075WA-(TX)
D008
D010
MA3075WA-(TX)
D009
MA3075WA-(TX)
MA3075WA-(TX)
D012
MA3075WA-(TX)
R002
1k
RV002
50k
L
R003
1k REC
LEVEL
C003
C002
0.1u
0.1u
F
F
D001
D002
MA3075WA-(TX)
D003
MA3075WA-(TX)
6 7 8
R007
6800
C007
47p
CH
R008
CL010 HP
15k FB001
R011
0 0
100
3 2 1
IC001
HP
CL011 FB002 HP
6 7 8
D005 D006
0 0 4 HP
R005
MA3075WA-(TX) MA3075WA-(TX)
15k
R012
100
C009
C010
0.022u
0.022u
C008
C005
B B
10u
47p
16V
CH
CL012
FB003
C011
2200p
R009
1k
RV003
50k
R
R010
1k REC
LEVEL
C006
0.1u
F SIGNAL PATH
AUDIO
SIGNAL
D004
MA3075WA-(TX)
PB
4-96
9 10
J001
PHONES