Panasonic PV-4601 A Service Manual page 186

(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