DSR-50/50P
3-25
3-26
3-13. POWER BLOCK DIAGRAM 4
DI-73 BOARD
HP-117 BOARD
IC9519
IC9518
SWITCH
(SEE PAGE 4-57)
IC7021
IC7020
MIX/LPF
(SEE PAGE 4-62)
IC8010
IC8007
SWITCH
(SEE PAGE 4-67, 68)
IC7018
IC7016
D/A
CONVERTER
(SEE PAGE 4-61)
IC8011
BUFFER
(SEE PAGE 4-68)
IC8005
OUTPUT
AMP
(SEE PAGE 4-67)
IC301
HP
AMP
(SEE PAGE 4-145)
IC305
AMP
(SEE PAGE 4-145)
IC8004
INPUT
AMP
(SEE PAGE 4-67)
IC8003
AUDIO
DSP
(SEE PAGE 4-64)
IC8009
AUDIO
DSP
(SEE PAGE 4-65)
IC8201
CRIP
(SEE PAGE 4-66)
CB/CR
CONTROL
(SEE PAGE 4-52)
IC9019
IC9018
IC9006
FIFO
MEMORY
(SEE PAGE 4-53, 54)
IC9008
IC9005
IC9004
IC9012
IC9011
IC9009
IC9015
IC9016
IC9014
IC9013
SYNC
SHIFTER
(SEE PAGE 4-55, 56)
IC9504
IC9502
IC9501
IC9508
IC9507
IC9505
Y/C
SELECT
(SEE PAGE 4-57, 58)
IC9515
IC9514
IC9513
IC9517
IC9516
IC9510
IC9511
AMP
(SEE PAGE 4-51, 52)
IC9010
IC9007
IC9001
IC7009
IC7008
IC7011
IC7010
IC7014
IC7013
AMP
(SEE PAGE 4-60)
IC9000
VIDEO
D/A
CONVERTER
(SEE PAGE 4-51)
IC302
+5V
REG
(SEE PAGE 4-146)
1
5
2
IC304
+5V
REG
(SEE PAGE 4-145)
2
3
IC303
–5V
REG
(SEE PAGE 4-145)
3
1
IC9017
REG
(SEE PAGE 4-51)
1
3
IC8000
IC8002
IC8001
CLOCK
(SEE PAGE 4-63)
IC7004
IC7006
IC7005
IC7007
AUDIO
SELECT
(SEE PAGE 4-59, 60)
IC7000
IC7002
IC7001
IC7003
H. P. F
(SEE PAGE 4-59)
IC9500
IC9509
IC9503
IC9506
IC9512
SYNC
SHIFTER
(SEE PAGE 4-55, 56, 57, 58)
IC8008
IC8006
(SEE PAGE 4-67, 68)
HYST
COMPARATOR
B+
B+
Q301
J301
PHONES
STB
SHUTDOWN
JC7201
AUDIO –5V
J +3V
+2.8V
A +5V
A –5V
VIDEO +5V
49
50
5
6
7
8
51
52
53
54
95
97
99
101
103
F
VD-28 BOARD
(1/2)
CN601
I
JC-20 BOARD
CN8001
L9500
L8203
L8201
L8202
CN9500
CN301
VIDEO +5V
J 3V
VIDEO –5V
A +5V
A –5V
SW +6V
SW –6V
05
POWER3
SEE PAGE 3-24
POWER1
SEE PAGE 3-20