Control 2 Block Diagram - Panasonic PV-GS180P Service Manual

PV-GS180P / PV-GS180PC

12.6. CONTROL 2 BLOCK DIAGRAM

IC3001 ( DUO)
28
173
26 171
DATA/
ADDRESS 169
24 168
22
TO/FROM
DATA/
CONTROL
19 ADDRESS
IC2001
16
13
11
TO/FROM
VIDEO
IC3801
8
HID 159
IC3201 (RIP)
TO
POWER
CYL ON
72
CYL FG 55
74
76
DATA/
ADDRESS
78
CYL ERR
36
ATFIN CYL PG
FROM
DRIVE
11 58
IC5001
DRIVE CLK
44 56
REC
TO
48
IC5001
UNLOAD 61
LOAD 63
TORQUE
71
LIMIT
CAP ERR 35
CAP RSF 37
CAP FG 69
IC2201-54 REC/PLAY
1.8Vp-p (0.5msec.div.)
IC2201-55 REC/PLAY
1.8Vp-p (2msec.div.)
IC2201-57 REC/PLAY
1.8Vp-p (1msec.div.)
IC2201
(CYL/CAP LOADING DRIVE)
63 CAP SW
1 CYL SW
DRIVE CLK
62
ACTIVE
CYL ON L
COIL SLOPE
3
SWITCHING ADDITION
CYL FG LOGIC
54
M1A
FG AMP 22
DRIVE
COMPARATOR TRANSISTOR
CONTROL
M2A
21
CYL ERR
11 M3A
19
FG+
52
CYL PG
PG AMP PG+
55 51
COMPARATOR
UNLOAD
8
M UNLOAD
26
DRIVE
DECORDER TRANSISTOR
M LOAD
CONTROL
23
LOAD
9
TORQUE
LIMIT
40
+
CAP ERR
LIMITER
41 -
CAP RSF
DIRECTION
17
LOGIC
M1
27
DRIVE
M2
DIRECTION DIRECTION
TRANSISTOR 28
DETECTOR SWITCHING
CONTROL
M3
29
CAP FG
57 MATRIX
AFG-
47
H1+
37
H1-
36
H2+
32
H2-
35
H3+
31
H3-
30
FG AMP
AFG+
COMP. 45
50
:CAPSTAN SERVO SPEED LOOP :CYLINDER SERVO SPEED LOOP
:CAPSTAN SERVO PHASE LOOP :CYLINDER SERVO PHASE LOOP
MECHA.UNIT
DD CYLINDER MOTOR
N S
N
S
M1
M2
N M3 S
M3
M2
M1
S N
M1
M2
M3
N S
S N
MAIN
FP2202
MAIN COIL 1
5,6
FP2202
MAIN COIL 2
7,8
FP2202
MAIN COIL 3
3,4
FP2202
10
FG
FP2202
1
PG
MAIN
FP2204 LOADING
M
MOTOR
3,4
FP2204
1,2
DD CAPSTAN MOTOR
N S
M3 M2 N
S
M1 M1
N S
M2 M3
MAIN
N
S
FP2201
MAIN COIL 1
1,2
FP2201
MAIN COIL 2
13,14
FP2201
MAIN COIL 3
11,12
FG
3V
MAIN
FP2201
4
FP2201 HALL HALL HALL
18 IC1 IC2 IC3
FP2201
8
FP2201
6
FP2201
10
FP2201
7
FP2201
5
FP2201
3
FP2201
15
FP2201
FG
17
PV-GS180P/PC
CONTROL 2 BLOCK DIAGRAM