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Panasonic PV-4601 A Service Manual page 186

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(SIGNAL PROCESS/AUDIO) SCHEMATIC DIAGRAM (B)
MAIN II
REC VIDEO SIGNAL
PB VIDEO SIGNAL
REC AUDIO SIGNAL
J3201
C3208
10
0.1
C3204
Z
0.1
C3207
C3201
C3202
0.01
J3203
0.1
4700P
R3202
820
2.5
5.1
5.1
2.7
3.0
2.5
20
19
18
17
16
15
14
13
12
11
GND GND
VDD VDD
GND
IC3201
CCD 1H DELAY
MN3870S
CLOCK
DRIVER
CCD 1H
9
DELAY
CCD 1H DELAY
GND
GND GND GND
VDD
1
2
3
4
5
6
7
8
9
10
2.3
-2.5
2.5
2.5
2.8
5.1
C3209
C3203
C3206
C3205
C3213
C3214
0.01
0.01
0.01
0.01
220/6.3V
1000P
Z
C3221
C3211
J3202
0.1
1/50V
8
C3239
0.01
C3212
1/50V
Z
(LPF)
R3002
R3010
3300
10K
(45)
N3
7
C3001
0.01
V2
C3007
C3006
220/6.3V
0.1
6
V3
WF3
1.9
C3014
1/50V
Z
TP3005
2.0
2.2
C3015
4.7/25V
C3002
3.5
4.7/50V
V11
WF11
(76)
K5
2.0
(38)
N4
C3003
V5
WF5
4.7/25V
2.0
R3003
Z
820
V4
WF4
1.8
5
2.2
C3016
2.1
0.22/50V
C3008
180P
R3016
120
(2.0)
1.0
TP3011
C3017
0.47/50V
TP3008
(2.0)
1.0
2.6
(2.4)
WF23
2.8
(2.4)
2.8
TP3002
R3006
1500
3.6
(2.7)
(2.8) 0.2
2.3
R3007
C3051
1K
C3004
0.1
0.1
(2.7) 3.6
4
(66) B2
(3.7) 5.1
(41) N4
C3013
C3062
C3010
0.22
56P
0.01
L3004
22
C3012
R3017
L3001
C3011
33P
1800
68
68P
TP3004
R3009
Z
TP3012
150
3
TO HEAD AMP
P3001
(36)
N4
P3501-
19
ENVELOPE DET
19
C3018
C3024
(37)
N4
(60) F7
P3501-
18
HEAD AMP SW
18
220/6.3V
0.1
(10)
N6
P3501-
14
CUE/REV/SS (L)
14
(7)
N6
P3501-
13
DELAY REC +12V
13
(66)
B4
P3501-
16
REC/PB VIDEO
16
(27)
N5
P3501-
20
HEAD SW
20
P3501-
12
GND
12
(6)N6
P3501-
15
SW +12V
15
2
R3101
(29)
N4
P3501-
17
PB (L)
17
470
(25)
N5
P3501-
5
V-REF
5
0
(24)
N5
P3501-
3
CYL ERROR
3
(17)
N5
(81)
K1
P3501-
6
UNSW +5V (SYS.CTL)
6
5.1
Q3101
(26)
N5
P3501-
2
CYL PG/FG
2
UN2212
P3501-
1
GND
1
AI PICTURE
(3)
N6
P3501-
4
UNSW +14V
4
SWITCHING
P3501-
7
UNSW +5V (VIDEO)
7
P3501-
11
11
P3501-
8
8
P3501-
9
9
P3501-
10
10
P3501-
21
GND
21
(49)
N3
P3501- 22
FULL ERASE HEAD
22
1
A
B
C
PB AUDIO SIGNAL
CYLINDER SERVO
Z
C3230
CNR GAIN
C3216
0.01
27P
C3222
R3221
1000P
R3225
3300
1KB
C3227
C3232
C3223
2.2/50V
120P
0.1
-2.8
2.3
3.0
8
7
6
5
Q3221
VGG
IMZ1
IC3221
CLOCK
PHASE
DRIVER
MN3858S
COMPENSATOR
CCD 1H
CCD 1H DELAY
1.4
DELAY
GND GND
VDD
VDD
1
2
3
4
5.1
2.0
R3224
2KB
CNR PHASE
TP3007
L3222
R3223
2.5
47
270
C3228
C3229
0.1
47/6.3V
C3225
C3226
R3222
15K
100P
56P
C3224
0.01
C3030
(85)
0.01
I1
(65)
(11)
(19)
(60)
J7
N6
N5
B3
CT3
WF17
V10
WF10
V7
WF7
R3031
C3021
C3025
R3026
10K
2.2/50V
0.1
V8
WF8
470K
R3030
R3025
V1
WF1
10K
C3026
1.5M
C3019
8200P
CT2
2.2/50V
J3001
C3020
10/16V
WF2
C3027
0.1
TP3006
IC3001
3.6
CT1
AN3459NFBP
(5.0)
VIDEO/AUDIO
5.1 3.6 0.2 3.1
2.3 2.3
3.1
1.7
0.5 0
2.8
2.8 1.8
2.6
5.1 2.7 1.8
5.1
2.6
PROCESS
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
VDD
GND
VDD
INPUT
EE (H)/VV (M)
ACC
AGC
SYNC
CNR
SELECT 1
LPF
DET
CUE/REV/SS (L)
LINE
TUNER
PB
REC
SP/LP
DET
SEPA
22
84
84
REC
AGC
Y/C
LP/SLP
A.CNR
FSC
ART
MIX
CLAMP
23
CLAMP
SLP
GND
83
83
V/H
PB
SP
REC
PB
VXO
REC
GCA
SYNC
MAIN
24
3.58MHz
COLOR
PB
REC
4.21MHz
/XO
82
82
DET
CONV
MIX
BPF
ACC
KILLER
PB
BPF
REC
LPF
25
DET
81
81
REC
BURST
DOWN
APC
26
ANR
80
80
W/CNR
OFF
PB
PB
PB
BURST
PB
REC
YNR
NL
27
CLAMP
REC
UP
79
79
SIDE
LPF
DE-EMP
629K
ON
AFC
W/O CNR
COLOR
LOCK
LPF
28
GND
PB
REC
78
78
DOC SW
KILLER
GAIN
SW
DL
1/320
CONTROL
SUB
29
77
77
AMP
CONV
SP
LP
VCO
REC
NLE (LP/SLP)
30
/SLP
VDD
76
76
1/2 fH
CLAMP
DETAIL EMP (SP)
SHIFT
PB
31
4 PHASE
SP(L)/LP(M)
1/8
75
75
ROTARY
/SLP(H)
GAIN
32
COLOR
MAIN
CTL AMP
74
74
EMPH
KILLER
LINE
33
SW
73
73
C
TUNER
FM
VHS
Y
ENV
34
MOD
Y/C
AGC
MUTE
72
72
GAIN
MIX
DET
CTL
PB
35
S-VHS
71
71
WF18
AMP
DOP
36
70
70
DET
WF19
REC
37
DOUBLE
MUTE (H)
69
69
REC
-ON
LIMITER
WF20
RF
LINE
38
68
68
AGC
AMP
WF21
PB
39
REC
VDD
67
67
MAIN
LP/SLP-ON
FM
LPF
DE-EMP
AMP
40
VHS
DEM
66
66
AT
8MHz
PEAKING
TRAP
PB AMP
ENV
REC-ON
41
AMP
65
65
DET
PHASE
630KHz
S-VHS
42
GND
64
64
COMPENSATOR
TRAP
REC-OFF
/VHS
REC-ON
DET
VDD
PB(L)
43 44
45 46 47 48 49 50
51 52 53 54 55 56 57 58 59 60 61 62 63
3.4 2.6 2.6 2.6
5.1
2.2
(4.0)
5.1
(0.1)
2.6
2.7 2.6
2.6 2.6
0.1
C4003
(5.1)
2.2
1.3
1.5 (4.5)
(3.3) (5.1)
3.1
3900P
0.1
2.2
0.5 4.4
C4002
3.4
1/50V
C3022
R3028
C3034
0.22/50V
2700
180P
R4001
C4004
C4006
C3035
R3029
10K
R3024
0.01
1000P
39P
150
560
R4002
330K
AU4
WF15
CT4
L3009
L3006
V6
WF6
CT6
33
R4003
22
C4005
J3002
220
22/6.3V
C3029
TP3003
56P
C3023
(4.0)
68P
3.1
C3121
Z
0.047
C3126
R3027
L3005
0.01
680
33
C3122
L3121
Q3123
33P
39
R3123
2SC2404
(C)
820
(BUFFER)
R3121
C3128
2700
0.1
L3122
Q3121
R3125
330
1K
S-VHS
L3124
PEAKING
10
C3124
AMP
180P
C3127
C3125
R3124
68P
1K
27P
R3126
1500
D
E
F
L3201
Z
220
C3238
L3401
C3402
C3234
R3230
R3232
R3226
R3227
R3233
0.1
15
0.1
560
15K
0.1
2200
0
270
3.7
C3237
3.1
0.01
J3401
Q3222
1.7
(AMP)
R3234
27K
IC3402
CD4053BCM
INPUT
2.1
3.3
2.1
SELECT
C3235
L3225
C3233
1.4
18P
120
0.01
R3229
R3228
L3224
R3231
C3236
1800
22
1K
270
100P
L3223
100
TP3010
2.2
(65) D7
(64) L1
C3037
C3036
220
0.1
/6.3V
C3038
2.2/50V
C3046
2.2/50V
V9
WF9
R3032
1200
C3040
0.01
4.9
C3044
C3043
3900P
(31) N4
0.01
X3001
VSXS0195
2.7
R3035
C3045
L3010
5600
3.3/50V
2.0
47
2.9
C3042
C3048
0.47
1.4
0.1
C4018
R4018
1/50V
5600
2.2
2.0
C3047
220/6.3V
5.1
0.1
J4009
0
R4010
2.3
C4014
47K
1/50V
2.6
WF13
(1.5) 0.1
AU2
J4010
R4011
C4008
47/6.3V
R4005
C4007
R3033
6800
2.6
AU1
WF12
2.2M
22/6.3V
4700
4.6
0.2
C4009
10/16V
2.6
5.1
R4030
CT5
R4006
560
C4010
0.033
680
WF16
2.6
C4011
R4007
0.01
820
L4001
15M
Z
2.6
TP4003
2.6
0
C4012
WF14
R4008
1/50V
22K
R4009
AU3
47K
J3302
C4013
C4015
L4002
0.1
47/6.3V
100
5.1
24
23
IC3301
R4004
33K
LC74723M9141
Q4001
R4012
2SB709A(Q)
CHARACTER
6800
AUDIO
GENERATOR
5.1
DELAY REC
Z
ON-OFF
LC74725M9125
(5.1)
Q4002
(-18.7)
4.4
CHARACTER
2SD601A(R)
5.1
1
2
GENERATOR
AUDIO
CT7
0
(-19.1)
/DATA SLICER
2.8
DELAY REC
0.8
ON-OFF
R4014
(-13.6)
0
4700
Q4003
2SD601A(R)
(-13.6)
R4015
0
AUDIO
2200
DELAY REC
ON-OFF
C3304
(-18.6)
C3301
C3302
0.01
0.01
0.8
0.1
R4022
47K
R4029
2.7
1/4W
(47)
(63)
(50)
(85)
N3
K1
N3
D7
G
H
I
NOTE:
FOR SCHEMATIC AND C.B.A. DIAGRAM NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION (SECTION III).
JK3001
Z
J4402
VIDEO
IN
OUT
R3406
TP3009
22K
0
5.1
0
0
0
R3037
R3040
16
15
14
13
12
11
10
9
75
75
VDD
REAR
FRONT
REAR
FRONT
REAR
J3004
FRONT
GND VEE
GND
1
2
3
4
5
6
7
8
0
0
0
-5.0
Z
J4001
D4151
R4152
R4151
C4151
C3403
MA4068-M
820
820
0.01
0.1
(6.8V)
1/4W
1/4W
UHF/VHF TUNER/TV DEMODULATOR UNIT
ENG56414G
18
17
16
15
14
13
12
11
10
9
8
7
6
5
Z
R7002
270
C7001
100/6.3V
C7008
R7006
C7009
100/16V
0.01
R7001
D7002
C7005
39k
MA4300-M
0.018
(30V)
L7002
100
(44)
(42)
(33)
N3
N3
N4
(51)
(52)
(76)
N3
N3
B5
J4002
TP4011 0
C3305
R3301
R3041
180P
2200
100
1/4W
C3306
D3004
C3050
R3038
C3049
1/50V
0.1
MA4091-M
330
470/6.3V
(9.1V)
TP3001
WF22
J3303
R3039
2.8
2.8
0
560
Q3001
2.0
(BUFFER)
C3312
15P
J3301
Z
J3304
0
TP4101
R4101
300K
C3311
J4101
R4102
47/6.3V
R3303
47K
0
47K
TP4102
C4102
5.1
0
5.1
5.1
2.9
5.1
2.0
2.0
0
5600P
14
22
21
20
19
18
17
16
15
13
Z
Z
J4102
Z
C4101
220P
TP4103
0
3
4
5
6
8
9
10
11
12
7
5.1
2.5
2.5
5.1
4.1
4.5
4.4
5.1
IC7051
1/32 DEVIDE
MM1021XS
L7051
SYNC
C3310
100
DETECTOR
0.01
1
R7055
R7056
15K
1200
L3302
18
X7051
CSB503E5
C3309
C3307
C3308
C7054
9P
10P
22P
R7051
1000P
C7051
12K
R7052
12.0
22/16V
(LC OSC)
470
Q7051
TP3302
(BUFFER)
5.1
R7053
TP3303
R7054
12K
470
4.1
(16)
(23)
(12) (30)
(28)
(81)
(2)
(63)
(64)
N5
N5
N6
N4
N4
B2
N6
G1
J7
J
K
L
AUDIO
IN
OUT
(62)
N4
(71)
N5
(75) N7
(32)
N4
4
3
2
1
SW7001
VSSS0152
(53)
N3
L7001
C4603
R4602
R4608
220
4700
1K
10/16V
(34)
N4
1K
(75)
N9
(FOIL CONNECTION)
TO MAIN I
1
UNSW +5V (VIDEO)
(2)
K1
2
UNSW +5V (SYS.CTL)
(3)
B2
3
UNSW +14V
4
UNSW +37V
R7003
5
UNSW -30V
(6)
B2
1K
6
SW +12V
(7)
B2
1/4W
7
DELAY REC +12V
8
9
VIDEO EE (H)
(10)
B2
10
CUE/REV/SS (L)
(11)
D7
11
V-LOCK PULSE
(12)
K1
12
OSD-CS (L)
C7024
13
14
3900P
15
(16)
J1
16
7.16MHz
(17)
B2
17
AIP CTL SIGNAL
18
(19)
E7
19
INPUT SELECT 1
20
21
22
TP4001
(23)
J1
23
SIGNAL LINE (H)
0
(24)
B2
(71)
N9
24
CYL ERROR
(25)
B2
25
V-REF
Z
R4027
(26)
B2
TP4002
560
26
CYL PG/FG
0
(62)
N10
(27)
B2
27
HEAD SW
(28)
K1
R4017
C4017
28
SERIAL DATA 0
0
1000P
(29)
B2
29
PB (L)
(30)
K1
30
SERIAL CLOCK
(31)
I6
31
SP (L)/LP (M)/SLP (H)
(32)
N8
32
AUDIO MUTE (H)
(33)
L5
33
DTS CS (H)
(34)
N7
34
TV (H)/VCR (L)
35
(36)
B3
36
ENVELOPE DET
(37)
B3
37
HEAD AMP SW
(38)
B5
38
ROTARY SW
39
L4101
40
470
(41) B4
T4101
41
ENVELOPE VOLTAGE
(42)
L5
EIQ7QF018Q
42
CH FREQUENCY LOCK (L)
(43)
N2
4
3
43 43
SIGNAL (L)
(44)
K5
44
AFC
5
2
(45)
B7
45
V-SYNC
(11.3)
46
AUDIO HEAD
6
1
0.5
(47)
G1
(0.2)
C4103
47
AUDIO HEAD
0.5
0.01
48
AUDIO ERASE HEAD
(49)
B1
Q4101
49
AUDIO ERASE HEAD
(50) I1
R4103
BIAS
50
EDS CLOCK DATA
15K
(51)
J5
OSC
51
SERIAL DATA 1
(52)
J5
C4104
52
DATA SLICER CS (L)
C4106
(53)
N7
0.01
22/16V
53
BEEPER
LOCATION GRID NO. IN MAIN I
SCHEMATIC DIAGRAM:
03~07
AMP
OUTPUT CONTROL
SIGNAL EXIST/L
PHASE
V SYNC
NO SIGNAL/H
COMPENSATOR
SEPA.
VCO
GND
VCC
2
3
4
5
6
7
8
9
10
12.0
C7053
R7063
R7061
1K
0.47/50V
47k
(43)N3
R7066
R7060
33k
330K
C7055
560P
R7062
UNLESS OTHERWISE SPECIFIED;
220
PNP TRANSISTORS IS
2SA733(T).
NPN TRANSISTORS IS
2SC945A(T).
C7056
DIODES IS
MA165 AND
10/16V
WATTAGE OF RESISTORS IS
1/10W.
VJBS6002
M
N
O
P

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