8.3. MAIN II (CYLINDER/CAPSTAN DRIVE) SCHEMATIC DIAGRAM
C2015
1500P
R2015
6800
C2006
R2036
C2005
R2010
1K
C2025
0.01
R2022
220
C2039
R2001
1500
C2016
330P
R2029
390
R2021
10K
C2029
R2030
470
C2027
R2027
470
R2014
680K
C2004
R2041
R2004
3300
R2003
100
R2016
680K
R2025
100
C2028
R2026
82
R2013
3300
R2012
180K
R2031
100
R2032
10K
C2012
0.047
C2013
0.047
C2011
0.33
C2023
0.1
C2022
0.047
C2021
0.047
R2023
0.33
C2008
0.033
C2003
0.1
C2001
0.1
C2002
0.1
R2008 0.33
C2032
0.1
C2030
0.1
C2031
0.1
R2011
22K
C2010
0.068
C2024
1
R2028
390
IC2003
UN224-TX
C2007
22/6.3V
C2040
10/16V
R2002
C2041
C2042
C2043
R2044
R2045
R2046
3
2
1
5
18
10
17
6
16
8
15
14
13
12
11
24
9
7
25
26
22
23
21
4
20
19
28
29
75
15
9
69
76
16
70
77
71
78
25
26
2
27
IC2001
AN3897FH
IC2002
UN224-TX
27
28
C2017
1
R2037
18
TP6212
TP6220
GND
CONTROL HEAD(-)
CONTROL ERASE HEAD
GND
GND
AUDIO ERASE HEAD
AUDIO HEAD
GND
GND
VMR
VH-
CAP FG(+)
H3-
H3+
H2-
H2+
H1-
VH+
H1+
MAIN COIL 3
MAIN COIL 2
MAIN COIL 1
4
7
8
2
6
1
5
3
HCA IDA JE KFA L
G
B
AUDIO HEAD
AUDIO ERASE HEAD
GND
CONTROL ERASE HEAD
CAP SW
TRIANGLE WAVE
CAP VM
REG +4.5V
CYL FG(+)
CYL FG(-)
CYL PG
MAIN COIL 2
VH-
VH+
VH+
VH+
VH+
H1-
H2+
H3-
MAIN COIL 3
H2-
VH-
H1+
MAIN COIL 1
H3+
CYL VM
TO AUDIO CONTROL
HEAD UNIT
/CAPSTAN UNIT
FP1
AUDIO HEAD
AUDIO HEAD
GND
CONTROL HEAD(+)
AUDIO HEAD
AUDIO HEAD
FORCED ACCELERATION
CAP FG
CTL PULSE(-)
CTL PULSE(+)
CAP DIRECTION CTL
CAP TORQUE LIMIT
REG +4.5V
V-REF
96
CYLINDER ON(L)
CYL SPEED ERROR
CYL FG
CYL PG
171
172
173
174
175
176
177
TO MAIN VI
TO MAIN I
TO MAIN VII
TO MAIN I
TO MAIN I
TO MAIN V
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
TO MAIN VII
6
14 811
3
12 9
7
13 10
4512
6
8911
1735
13
4
1012
2
14
Z
Z
Z
Z
DRIVE DRIVE DRIVE
DRIVE DRIVE DRIVE
DRIVE
DRIVEDRIVE DRIVE
DRIVEDRIVE
CYL MOTOR
DRIVE
CAP MOTOR
DRIVE
CYL/CAP MOTOR
DRIVE CONTROL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
171819202122232425262729 28303132
33
40
34
35
37
36
38
39
41
43
42
45
46
47
44
48
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
REC AUDIO SIGNAL PB AUDIO SIGNAL
LOGIC
LOGIC
TORQUE
SATURATION
DETECT
CYL VM
DRIVE CTLDRIVE CTL
TORQUE
SATURATION
DETECT
TORQUE
COMMAND
TORQUE
COMMAND
DIRECTION
SWITCHDRIVE
TORQUE
DIRECTION
CONTROL
CAP
VM
Z
Z
LSJB8024
136LOADING MOTOR 1
137LOADING MOTOR 0
LOADING MOTOR 0
LOADING MOTOR 1
TO MAIN I
Z
Z
Z
Z
Z
Z
Z
CAP SPEED ERROR
UNLESS OTHERWISE SPECIFIED;
WATTAGE OF RESISTORS IS 1/16W.
1/8W
1/8W
COMPARISON CHART
OF MODELS & MARKS
PV-D300
VM-D100
PV-L550
PV-L600
PV-L650
VM-L450
Not Used
A
B
C
D
E
F
Z
MODEL MARK
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
PV-D300 / VM-D100 / PV-L550 / PV-L600 / PV-L650 / VM-L450
79
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