Panasonic PV-L550 Manual page 191

8
TO MAIN I
FORCED ACCELERATION 16
CAP FG 28
70
CTL PULSE(-)
CTL PULSE(+) 69
TO MAIN VI
7
AUDIO HEAD 171
AUDIO HEAD 172
AUDIO HEAD 173
AUDIO ERASE HEAD 174
GND 175
176
GND
CONTROL ERASE HEAD 177
6
TO AUDIO CONTROL
HEAD UNIT
/CAPSTAN UNIT FP1
1
GND
CONTROL HEAD(-) 2
3
CONTROL HEAD(+)
4
CONTROL ERASE HEAD
5
GND
GND 6
AUDIO ERASE HEAD 7
AUDIO HEAD 8
5
AUDIO HEAD 9
TP6220
AUDIO HEAD 10
GND 11
GND 12
VMR 13 C2001
0.1
CAP FG(+) 14
R2001
15
C2003
1500
0.1
VH- 16
H1+ 17
H1-
18
H2+ 19
4
H2- 20
H3+ 21
H3- 22
VH+ 23
MAIN COIL 2 24
MAIN COIL 3 25
MAIN COIL 1 26
Z
LOADING MOTOR 0 27
R2002
LOADING MOTOR 1 28
C2007
22/6.3V
3
TO MAIN I
LOADING MOTOR 1 136 R2004 R2003
3300 100
LOADING MOTOR 0 137
2
TO MAIN VII
CAP SW 75
TRIANGLE WAVE 76
CAP VM 77
REG +4.5V 78
1
UNLESS OTHERWISE SPECIFIED;
WATTAGE OF RESISTORS IS 1/16W.
A A A B
14 13 12 11 10 9 8
DRIVE DRIVE DRIVE
IC2002
UN224-TX
CAP MOTOR
DRIVE DRIVE DRIVE
DRIVE
1 2 3 4 5 6 7
C2002
0.1
C2005
Z
C2006
Z
Z
C2004
R2008 0.33
C2011
0.33
C2012
0.047
R2010
1K
C2040
10/16V
C2008
0.033
C D E
REC AUDIO SIGNAL
R2031
100
R2032
10K
14
IC2003
UN224-TX
CYL MOTOR
DRIVE
DRIVE
1
R2013
C2010
3300 IC2001
0.068
AN3897FH
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
CYL/CAP MOTOR
R2011
DRIVE CTL DRIVE CTL
DRIVE CONTROL
22K CAP
33 VM 16
34 15
35 CYL VM 14
TORQUE
36 13
SATURATION
LOGIC
37 12
DETECT
TORQUE
38 11
LOGIC
SATURATION
39 10
40 DETECT 9
41 8
1/8W DIRECTION
42 7
43 DRIVE SWITCH 6
44 5
TORQUE
TORQUE
45 4
COMMAND
46 DIRECTION 3
TORQUE
C2013
47 2
CONTROL
COMMAND
0.047
48 1
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
Z
R2012
180K
Z
C2016
R2021
R2016
330P 10K
680K
C2015
R2014 R2015
1500P
680K 6800
Z
C2039
R2036 Z
G
F
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
PB AUDIO SIGNAL
TP6212
Z
C2043
R2046
C2031 C2030
C2042
0.1
0.1
R2045
C2032
0.1
13 12 11 10 9 8
DRIVE DRIVE DRIVE R2029 R2025
100
390
R2028
390
DRIVE DRIVE R2030 R2026
470 82
2 3 4 5 6 7
C2027
Z
C2028
Z
C2025
0.01
Z
C2029
C2024
C2022
1
0.047
R2023
R2022 0.33
220 1/8W
C2021
R2037
0.047
C2023
0.1
C2017
1
H I J
COMPARISON CHART
OF MODELS & MARKS
MODEL MARK
PV-D300
VM-D100
PV-L550
PV-L600
PV-L650
VM-L450
Not Used
TO MAIN I
2 CAP DIRECTION CTL
9 CAP TORQUE LIMIT
71 REG +4.5V
29 V-REF
Z
C2041
R2044
TO MAIN V
153
CYL FG(+)
154
CYL FG(-)
155 CYL PG
156
MAIN COIL 2
157
VH-
158
VH+
159 VH+
160
VH+
161
VH+
162
H1-
163 H1+
164
H2-
165
H2+
166
MAIN COIL 3
167
H3-
168
VH-
169
H3+
170
MAIN COIL 1
R2027
470
TO MAIN VII
96 CYL VM
TO MAIN I
15 CYLINDER ON(L)
25 CYL SPEED ERROR
27 CYL PG
26 CYL FG
18 CAP SPEED ERROR
LSJB8024
K L
A
B
C
D
E
F
Z