DSR-50/50P
3-21
3-22
3-11. POWER BLOCK DIAGRAM 2
IC707
LANC
DRIVER
(SEE PAGE 4-97)
IC041
+9V
REG
(SEE PAGE 4-80)
1
6
3
2
IC708
BUFFER
(SEE PAGE 4-98)
IC332
U V/C
CONTROL
(SEE PAGE 4-87)
IC334
IC333
AND GATE
(SEE PAGE 4-88)
IC016
IC012
GEN. CLOCK
(SEE PAGE 4-75, 76)
IC040
EX OR
(SEE PAGE 4-78)
IC027
SYNC
GEN.
(SEE PAGE 4-76)
IC701
BUFFER
(SEE PAGE 4-97)
IC702
BUFFER
(SEE PAGE 4-97)
IC336
IC335
IC710
BUFFER
(SEE PAGE 4-98)
IC043
0˚/180˚
LALT
(SEE PAGE 4-78)
IC412
SWITCH
(SEE PAGE 4-93)
IC124
C
DECODE
(SEE PAGE 4-81)
IC122
VC AMP
(SEE PAGE 4-86)
IC133
AMP
(SEE PAGE 4-83)
IC132
SWITCH
(SEE PAGE 4-82)
IC413
C
ENCODE
(SEE PAGE 4-93)
IC116
VC AMP
(SEE PAGE 4-85)
IC422
Y OUT
DRIVER
(SEE PAGE 4-92)
IC423
R-Y OUT
DRIVER
(SEE PAGE 4-92)
IC425
VIDEO OUT
DRIVER
(SEE PAGE 4-94)
IC426
C OUT
DRIVER
(SEE PAGE 4-94)
IC424
B-Y OUT
DRIVER
(SEE PAGE 4-92)
AMP
(SEE PAGE 4-91)
IC428
IC427
IC411
IC405
IC404
VC AMP
(SEE PAGE 4-90, 93, 94)
IC418
MONITOR
DRIVER
(SEE PAGE 4-93)
IC601
AUDIO
MONITOR
SELECTOR
(SEE PAGE 4-95)
IC410
Y BLANKING
SET UP
ADD
(SEE PAGE 4-91)
IC602
MIX AMP
(SEE PAGE 4-95)
IC603
MIX AMP
(SEE PAGE 4-95)
IC604
AMP
(SEE PAGE 4-96)
IC605
SWITCH
CONTROL
(SEE PAGE 4-96)
IC024
BUFFER
(SEE PAGE 4-76)
IC031
SC PHASE
ADJ
(SEE PAGE 4-77)
IC021
SC SWITCH
(SEE PAGE 4-76)
IC035
SC PHASE
ADJ
(SEE PAGE 4-78)
IC022
HD SHIFT
FINE ADJ
(SEE PAGE 4-76)
IC042
HD PHASE
90˚ PHASE
(SEE PAGE 4-78)
IC037
HD PHASE
90˚ SHIFT
(SEE PAGE 4-78)
IC060
SC
COMPARATOR
(SEE PAGE 4-75)
IC008
IC004
SC PROC
(SEE PAGE 4-75)
IC014
TIMING
DELAY
(SEE PAGE 4-79)
IC018
IC034
IC050
IC049
IC020
IC039
IC051
IC023
IC044
IC052
IC026
IC046
IC054
IC029
IC047
IC055
IC032
IC048
IC056
SYNC
GEN.
(SEE PAGE 4-80)
IC003
SYNC
SEP
(SEE PAGE 4-75)
IC019
HD SHIFT
FINE ADJ
(SEE PAGE 4-76)
VIDEO +9V
IC033
IC030
IC028
IC025
HD SHIFT
COURSE ADJ
(SEE PAGE 4-77)
IC063
IC062
IC059
IC058
IC057
VR ADJ
(SEE PAGE 4-75, 76)
IC061
IC017
IC013
IC009
IC007
IC002
IC001
D/A
CONVERTER
(SEE PAGE 4-79, 80)
DIG +5V
VIDEO +5V
VIDEO –5V
SW +3V
+5V
–5V
IC607
+5V
REG
(SEE PAGE 4-96)
2
3
IC606
–5V
REG
(SEE PAGE 4-96)
3
1
TIMING DELAY
PULSE STRECH
(SEE PAGE 4-76, 77, 78, 79, 80)
IC403
IC402
IC416
IC415
IC414
INVERT AMP
(SEE PAGE 4-92, 94)
IC421
IC420
IC419
VC DELAY
(SEE PAGE 4-89)
IC126
IC107
SYNC SELECT
(SEE PAGE 4-84, 86)
IC115
IC125
AMP
(SEE PAGE 4-84, 86)
IC106
IC112
SYNC SEP.
(SEE PAGE 4-83, 84)
IC129
IC128
AMP
(SEE PAGE 4-86)
IC121
IC120
VC DELAY
(SEE PAGE 4-86)
IC118
IC117
SWITCH
(SEE PAGE 4-85)
IC102
IC101
IC104
IC103
IC108
IC105
IC113
IC110
SELECT SWITCH
(SEE PAGE 4-81, 83, 84)
1
2
3
5
6
7
4
IC119
Y/C
SEP.
(SEE PAGE 4-82)
IC109
AMP
(SEE PAGE 4-81)
IC134
AMP
(SEE PAGE 4-82)
IC131
OSC
(SEE PAGE 4-81)
Q151, 152
Q148, 150
L706
L005
L121
L122
L123
L124
L107
L126
L106
L112
L108
L110
L111
VD-28
BOARD (1/2)
UNREG
DIG +5V
SW +5.5V
SW –5.5V
SW +3V
VIDEO +5V
VIDEO –5V
IC005
NOR
(SEE PAGE 4-75)
IC127
IC130
SYNC SEP
(SEE PAGE 4-82)
(SEE PAGE 4-88)
05
VD-28 BOARD (2/2)
POWER1
SEE PAGE 3-20
DSR-50P
DSR-50