
DSR-50/50P
3-27
3-28
3-14. POWER BLOCK DIAGRAM 5
CM-59 BOARD
MD-76 BOARD
PD-125 BOARD
IC300
LOADING
MOTOR
DRIVE
(SEE PAGE 4-109)
IC400
CAPSTAN
MOTOR
DRIVE
(SEE PAGE 4-110)
IC500
DRUM/C
MOTOR
DRIVE
(SEE PAGE 4-107)
IC102
BUFFER
(SEE PAGE 4-105)
IC202
REEL FG
AMP
(SEE PAGE 4-105)
IC100
DC
CONTROL
(SEE PAGE 4-105)
IC101
+3V
REG
(SEE PAGE 4-105)
5
1
4
F100
IC200
REEL
MOTOR
DRIVE
(SEE PAGE 4-106)
IC1
ELETEN
ERROR AMP
(SEE PAGE 4-117)
IC2
IC3
IC4
IC5
T/S
REEL FG
(SEE PAGE 4-118)
DRUM/C
MOTOR
DRIVER
(SEE PAGE 4-108)
IC501
LCD
TIMING
GENERATOR
(SEE PAGE 4-141)
IC8201
EVR
(SEE PAGE 4-141)
IC8200
RGB
DRIVER
(SEE PAGE 4-140)
IC8001
VCO
(SEE PAGE 4-141)
IC8202
20
22
24
8
18
46
7
44
12
29
40
39
INVERTER
BLOCK
LCD901
2.5INCH
COLOR
LCD UNIT
M
M
M
M
M
M
3
4
5
6
A
VD-28 BOARD
(1/2)
CN905
D
VD-28 BOARD
(1/2)
CN331, CN333
12
13
11
3
CN100
CM REG 5V
UNREG
CAPSTAN
6.25V DC
DRUM
REEL
18
9
9
18
10
11
10
11
10
11
16
18
10
11
M901
DRUM
MOTOR
M903
CAPSTAN
MOTOR
M904
REEL
MOTOR
CN500
SENSOR VCC
CN400
FG VCC
CN200
CN3
5V
CN2
5V
MR VCC, HE VCC
CN201
5V
CN1
5V
D1
TAPE
LED
Q100
SWITCHING
Q101
SWITCHING
Q103
SWITCHING
Q102
SWITCHING
CN8001
CN8002
LCD 3.0V
ORG 12V
Q8000, 8007
Q8100
D8100
Q8001, 8003
Q8101, 8102
LCD 4.6V
UNREG
ND901
BACK LIGHT
VVDD, HVDD
CN8200
(SEE PAGE 4-117, 118)
05
POWER1
SEE PAGE 3-20
POWER1
SEE PAGE 3-20