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Panasonic PV-4601 A Service Manual page 185

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Table of Contents
MAIN I (POWER SUPPLY/SYSTEM CONTROL/SERVO/OPERATION)
CAPSTAN SERVO
CYLINDER SERVO
POWER SUPPLY C.B.A.
HOT CIRCUIT. BE CAREFUL AND USE AN ISOLATION TRANSFORMER WHEN SERVICING.
L1001
ELF18D290A
D1001
F1001
10
/ELF18D290A-P
AC CORD
1.6A 125V
S1WBA40
125V/1.6A
/VLQS0157
/S1WBA60
2
C1027
C1001
R1004
0.01
0.01
33K
125V
2W
125V
1
C1002
C1004
3300P
82/200V
/500V
125V
C1025
R1001
100P
2.7M
125V
1/2W
C1003
TP1001
R1003
9
3300P
0
330K
/2SC5130LF608
125V
1/2W
Q1002
2SD1458
SWITCHING
CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
CONTROL
0.3
REPLACE ONLY WITH THE SAME TYPE 1.6A 125V FUSE.
0.6
0
ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQUES
^
C1009
D'INCENDIE N'UTILISER QUE DES FUSIBLE DE MEME
0.01
1.6A 125V
TYPE 1.6A 125V
D1003
ERA18-04
8
NOTE;THE VOLTAGE FOR PARTS IN HOT
CIRCUIT IS MEASURED USING TP1001
AS A COMMON TERMINAL.
R1008
3900
R1007
100
2.2
5.1
4
1
IC1001
PS2501-1-X
/
ON3131-R.KT
UNLESS OTHERWISE SPECIFIED:
7
ERROR
3
2
WATTAGE OF RESISTORS IS
1/4W.
VOLTAGE
0.6
4.4
DET
(77)
(84)
N5
H9
Q6002
SWITCHING
REC-ON
(11.9)
(7)
N6
0.5
12.0
6
(11.2)
12.0
R6006
10K
C6204
R6001
R6002
R6003
0.01
470
470
470
1/8W
1/8W
1/8W
Z
C6030
0.1
D6001
R6214
VEKS5201
390K
5
SENSOR LED
(12)
N6
(52)
N3
R6207
22K
TP6011
9.3
Q6001
9.3
R6036
2SD601(R)
R6206
2700
1/4W
0.3
12K
C6202
R6208
SENSOR LED
33/6.3V
82K
DRIVE
C6201
33/6.3V
4
Q6003
(11.2)
(5.1)
SWITCHING
12.0
0
DELAY REC
(4.4)
ON-ON
0
D6204
(89)
M1
TP6013
2.6
(102)
H7
3
(53)
N3
(81)
H10
(83)
G7
R6012
10K
Z
R6091
D6006
6800
MA165
2
1
(80)H10
A
B
C
P2501-
/POWER SUPPLY
SCHEMATIC DIAGRAM (B)
NOTE:
IMPORTANT SAFETY NOTICE:
FOR SCHEMATIC AND C.B.A. DIAGRAM NOTES,
COMPONENTS IDENTIFIED BY THE SIGN
REFER TO BEGINNING OF SCHEMATIC SECTION (SECTION III).
SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,
USE ONLY THE SPECIFIED PARTS.
T1001
VTPS0034
R1010
D1005
P1001
P1051
/ETS28AD1F5AC
10
MA188
7
UNSW +37V
C1005
1
7
6
UNSW +14V
4.7/200V
C1010
1000P
C1011
D1002
2
UNSW -30V
L1002
4.7/50V
ERA18 -04
22
5
UNSW +5V
(SYS.CTL)
8
/EG01
4
UNSW +5V
(VIDEO)
/EG01LFH1A
C1006
/SFR104S
D1006
3
POWER DOWN
(L)
220P
C1013
/RMPG06J
6203
D1015
ERB32-01L3
C1012
1
GND
330/18V
MA2180LA
/RU2YXLFC1
330/18V
L1006
9
F+
/1N4746ARL
VLPS 0005
D
8
F-
/1N4746A-T
3
(18V)
9
R1011
D1007
PR1054
Q1001
10
MA188
UNH00010FA
2SC4533LP.KT
/ICP-N38-TP1
10
D1008
/VSFS0029D25
C1014
D2S4M
/ERB83-004
/UNH000600A
WF31
(SWITCHING)
4.7/50V
/EK13/EK13F7
133.5
0.3
/ERB83-004G1
11
0
C1030
L1003
PR1001
C1016
9
0.018
UN10015
330/18V
C1017
/ICP-F38
1000
12
/ICP-F38-1
J1051
R1005
/6.3V
/VSF0029D25
56
D1009
1W
MA178
/1SS137T-77
6
13
C1019
100/6.3V
C1007
0.1
5
14
R1006
2200
C1023
C1021
R1014
0.01
1/50V
220
D1016
MA165-TA5.VT
R1017
C1018
Q1005
R1019
Q1003
5.1
0.1
10K
3900
2SB641(R)
4.7
2SD636(Q)
POWER
ERROR
R1020
DOWN-OFF
VOLTAGE
5.2
4.1
6800
DET
D1012
0
D1011
MA858
0.1
Q1004
MA4051NH
-0.6
2SB641(Q)
R1022
R1015
(100)
(5.1V)
D1013
R1018
220
220
4.1
ERROR
N7
R1016
MA165
18K
5600
4.4
VOLTAGE DET
VJBS1002
/VJBS01046
R6023
(11)
56K
N6
C6008
0.1
C6009
100P
C6010
100P
WF26
TP6205
2.6
R6222
82K
R6219
390K
R6218
180K
2.7
C6205
C6206
TP6201
R6215
TP6208
1000P
0.01
TP6202
150K
2.3
2.5
25
24
23
22
21
20
19
R6209
2.3 2.6 2.7 0.1 2.6
5.1
C6203
220K
0.01
26
2.6
27
4.1
28
5.1
29
V-LOCK PLUSE
30
CAP PHASE ERROR
31
CAP SPEED ERROR
32
GND
C6005
15P
C6003
0.1
CYL PHASE ERROR
33
2.6
OSC1
C6006
12P
14MHz
CYL SPEED ERROR
34
2.6
OSC2
X6001
VSX0191
OSD-CS (L)
35
5.1
VDD
DATA SLICER CS (L)
C6002
0.1
36
(5.1)
37
VIDEO DELAY REC (H)
0
38
39
R6210
4.7M
40
2.2
H-ROLL ACCELERATION
SYSTEM CONTROL/SERVO/TIMER
R6211
220
MICROPROCESSOR
41
2.4
FORCED ACCELERATION
R6202
100K
42
0.1
CAP REV (H)/STOP (M)/FWD (L)
R6203
R6212
3300
43
5.0
CAP TORQUE LIMIT 1
33K
IR DATA
44
2.6
7.16MHz
+12V POWER ON (L)
45
2.6
BEEPER
R6205
R6204
46
AIP CTL SIGNAL
24K
1K
1/8W
R6019
22K
47
5.0
48
0
49
50
5.1
0
0
5.2
3.0
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
R6213
TP6209
47K
D6030
2.4
R6216
2200
C6210
R6090
PG SHIFTER
C6207
0.056
10K
R6201
0.039
100KB
Z
Z
TP6010
5.1
R6098
10K
R6015
5.6K
C6028
1000P
R6111
10K
(24) (65)
(64)
(63)
(17)
(16)
(1)
(19)
(50)
N5
N1
N1
N1
N6 N6
N7
N5
N3
D
E
F
HAVE
U6301 VEKS5442
INFRARED
(69)
(70)
IR RECEIVER
M9
M9
RECEIVER
OUT GND VCC
UNIT
1
2
3
R6346
47
(81)
A3
C6306
C6307
(4)
N6
C6305
0.1
7
47
47/6.3V
/6.3V
6
R1055
120
1/4W
(76)
N7
44
43
42
2
(2) N7
(-16.2)
(-29.2)
-20.5
5
(80)
A1
-11.7
-16.0
4
(88)
N6
(61)
M9
(-20.7)
3
1
SEGMENT
g
-16.5
1
(101)
M9
(72)
L9
2
(-24.8)
SEGMENT
h
9
-28.9
(75)
M9
(96)
L9
8
3
-24.9
SEGMENT
i
Z
Z
R1060
(97)
L9
4
j
SEGMENT
100K
-20.9
SEGMENT
R1057
(98)
L9
5
-25.2
GRID
1G
680
1/4W
(66)
L9
6
-25.2
GRID
2G
Q1051
(67)
L9
7
-25.2
GRID
3G
2SD2159(T)
(68)
L9
/2SD1581(T)
8
(-29.2)
GRID
4G
-25.0
+12V
9
5.2
KEY DATA
0
TP1058
REGULATOR
12.0
13.2
10
5.2
KEY DATA
1
12.0
(84) B7
(85) M7
11
5.2
KEY DATA
2
D1051
12.6
MA4100N
5.2
2.6
2.6
(10V)
R1052
12
13
14
C1052
12K
10/16V
D1052
1/4W
D1053
R6321
10K
C6320
R1053
0.01
15K
1/4W
C1051
1/4W
Z
z
0.47/50V
12.6
Q1052
Z
+12V
0.7
2.6
R1051
C6308
REGULATOR
Q6304
4700
0.01
2.6
(BUFFER)
R6320
180
(83)
(102)
A3
A3
(60)
(74)
(28) (10) (9) (30)
(31)
(29)
K9
K7
N5
N6 N6
N5
N5
N5
R6024
D6003
56K
R6038
56
R6032
1/4W
R6031
10K
3300
R6033
C6016
10K
470/6.3V
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
(5.0)
4.4
5.1
4.5 5.1 1.3
5.1
0.1 0.1 0.1 0.1
(5.1)
0.2 0.3
0.1 1.4
5.1
0.1
0.1
SCAN1 5.1
100
0.2
99
Z
R6039
R6065
22K
0.1
98
22K
2.6
97
KEY DATA 0
R6040
22K
MODE SW POSITION A
0.1
96
/
KEY DATA 1
R6041
22K
MODE SW POSITION B
5.2
95
/
KEY DATA 2
R6042
22K
5.2
94
/
MODE SW POSITION C
R6043
22K
KEY DATA 3
5.2
93
/
MODE SW POSITION D
AUDIO MUTE (H)
5.0
92
KEY DATA 4
TV (H)/VCR (L)
5.2
91
KEY DATA 5
SCAN 3/
SENSOR LED ON (H)
KEY DATA 6
5.2
90
ENVELOPE DET
KEY DATA 7
5.2
89
HEAD AMP SW
KEY DATA 8
5.2
88
ROTARY SW
IC6001
5.2
87
MN675048A3J
5.2
86
R6051
10K
(3.7)
ENVELOPE VOLTAGE
85
5.1
R6052
10K
TAKEUP REEL PULSE/SERVICE (L)
84
TAKEUP PHOTO TR (L)
5.1
83
SUPPLY PHOTO TR (L)
5.1
82
R6055
22K
SIGNAL (L)
0
81
R6056
22K
PB CTL PULSE
AFC
2.6
80
R6068
22K
79
CH FREQUENCY LOCK (L)
0.1
SIGNAL LINE (H)
5.1
78
SAFETY TAB
R6058
22K
0
77
BROKEN (H)
V-SYNC
1.2
76
C6225
(2.6) (2.6)
0.1
2.4 2.6
2.6
2.6
2.6
2.6 2.6
1.2
2.6
2.6
5.1
2.6
2.6
0
0
TP6207
C6227
4700P
WF27
2.6
0
C6223
R6229
D6201
0.01
TP6009
0
5.1
C6209
4.7/25V
C6221
C6217
22/6.3V
Z
0.1
2.6
TP6203
Z
C6224
C6228
C6230
WF24
100/6.3V
0.1
0.1
C6212
TP6204
0.1
1.2
WF25
C6222
R6230
D6203
D6202
C6214
2700P
2200
2700P
(62)
(26)
(82)
(87)
(86)
(45)
(23)
N3
N1
N5
N1
N1
N1
G
H
I
DP6301 VEKS5381 (DISPLAY TUBE)
(91)
(92)
(5)
(93)
(94)
M9
M9
N6
M9
M9
D6324
MA4068-M
R6358
(6.8V)
22K
41
40
39
38
37
36
35
34
(-29.0)
-29.4
5.1
(-25.0) (-17.0)
-20.3
-17.0 -20.9
j
F+ F+
4G 3G
2G 1G
i
33
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20
32
(68) (67) (66) (98) (97) (96) (101) ( 61) (69)
31
H9 H9 H9 H9 H9 H9 H9 H10 I10
f
30
(72)
H9
29
IC6301
R6350
82
1/4W
T47C216FF911
28
INDICATOR
PANEL CONTROL
27
R6351
75
1/4W
(71)
N5
SERIAL CLOCK
4.5
26
R6352
75
1/4W
R6316
100
(60)
F7
SERIAL DATA
1
5.1
25
PANEL CONTROL CS (L)
(73) N5
(51)
N3
SERIAL DATA
0
4.4
24
5.1
23
TP6301
5.1
1.8
1.7
1.8
1.3
C6301
Z
15
16
17
18
19
20
21
22
100P
SW6309
SW6310
CH UP
PLAY
SW6306
SW6307
X6301
EFOEC7164T4
CH DOWN
REC/TIME
STOP/EJECT
SW6301
SW6302
SW6303
POWER
TV/VCR
FF/CUE
REW/REVIEW
(74)
G7
5.1
Q6005
4.4
0.1
0.8
Q6007
R6037
Q6006
SWITCHING
5.1
390
DTA143ES
R6109
SWITCHING
R6110
POWER ON-ON
1/4W
0.1
POWER ON-ON
10K
IC6001
10K
RESET
5.1
5.1
5.1
Q6008
0
R6060
IC6001
R6061
R6059
4.7M
C6019
1K
RESET
1800
100/6.3V
R6099
47K
IC6003
R6034
10K
TA7291S
R6035
10K
LOADING
CONTROL
MOTOR
LOGIC
DRIVE
1
2
R6062
220K
0.1
13.2
15K
R6063
Z
R6094
47K
R6064
15K
R6066
22K
Z
J6003
(3.7)
TP6003
5.1
Z
Z
Z
D6007
D6011
D6015
R6078
D6008
Z
D6012
Z
D6016
Z
R6079
Z
J6007
D6009
Z
D6013
D6017
Z
Z
R6080
Z
D6010
Z
Z
D6018
J6008
D6014
Z
R6081
Z
Z
D6021
Z
D6019
D6020
Z
J6009
R6082
Z
J6010
R6073
R6075
R6069
R6070
IC6002
TP6007
47K
1200
68K
68K
VEKS5202
TP6004
TP6005
0
TP6001
TAKEUP
5.1
5.1
5.1
5.1
REEL SENSOR
1.3
1
4
R6074
Q6010
R6071
2700
Q6009
VEKS5200
820
VEKS5200
2
3
1/4W
TAKEUP
1/4W
SUPPLY
PHOTO TR
1.3
PHOTO TR
(44)
(43)
(41)
(6)
(89)
N5
N4
N4
N4
N6
J
K
L
h g
f
e
d
c
b
a
F- F-
R6353
(70)
(91)
(92)
(93) (94)
(75)
47K
I10
I10
J10
J10
J10
H9
SW6308
SW6304
(85) (100) (76)
H8
F7
H10
(FOIL CONNECTION)
TO MAIN II
(1) E1
1
UNSW +5V (VIDEO)
(2)
H10
2
UNSW +5V (SYS.CTL)
(3)
N1
3
UNSW +14V
(4) H10
4
UNSW +37V
(5)
J10
5
UNSW -30V
(6)
K1
6
SW +12V
(7)
A6
7
DELAY REC +12V
8
(9)
G7
9
VIDEO EE (H)
(10)
G7
10
CUE/REV/SS (L)
(11)
F7
11
V-LOCK PULSE
(88)
H10
(12)
A5
12
OSD-CS (L)
13
14
15
SW3
SW4
SW2
SW1
(16)
D1
16
7.16MHz
(17)
D1
17
AIP CTL SIGNAL
18
(19)
F1
19
INPUT SELECT 1
3
4
5
6
7
8
9
20
0.1
13.2
0.1
13.2
0.1
21
22
(77)
A7
(23)
I1
23
SIGNAL LINE (H)
(24)
C1
24
CYL ERROR
(25)
N1
C6012
0.1
25
V-REF
(73)
K9
(26)
G1
26
CYL PG/FG
27
HEAD SW
(28)
G7
Z
28
SERIAL DATA 0
(29)
H7
R6008
R6007
29
PB (L)
8.2
8.2
(71)
K9
(30)
G7
30
SERIAL CLOCK
1.2W
1.2W
C6011
(31)
G7
31
SP (L)/LP (M)/SLP (H)
10/16V
32
AUDIO MUTE (H)
33
DTS CS (H)
34
TV (H)/VCR (L)
35
36
ENVELOPE DET
37
HEAD AMP SW
38
ROTARY SW
39
40
(41)
J1
41
ENVELOPE VOLTAGE
42
CH FREQUENCY LOCK (L)
(43)
J1
43
43
SIGNAL (L)
(44)
J1
44
AFC
(45)
I1
45
V-SYNC
(46)
N2
46
AUDIO HEAD
(47)
N2
47
AUDIO HEAD
(48)
N2
48
AUDIO ERASE HEAD
(49)
N2
49
AUDIO ERASE HEAD
(50) F1
50
EDS CLOCK DATA
(51)
K9
51
SERIAL DATA 1
(52)
A5
52
DATA SLICER CS (L)
(53)
A3
53
BEEPER
LOCATION GRID NO. IN MAIN II
SCHEMATIC DIAGRAM:
O3~O6
P6201
TO CAPSTAN MOTOR DRIVE
(47)
N3
22
AUDIO HEAD
P2501-
22
(49)
N3
19
AUDIO ERASE HEAD
P2501-
19
(48)
N3
20
AUDIO ERASE HEAD
20
(46)
N3
21
AUDIO HEAD
P2501-
21
1
MODE SW POSITION A
P2501-
1
15
MODE SW POSITION B
P2501-
15
16
MODE SW POSITION C
P2501-
16
2
MODE SW POSITION D
P2501-
2
14
UNSW +5V (SYS.CTL)
P2501-
14
TP6008
10
GND
P2501-
10
(86)
H1
0
18
18
CONTROL HEAD
P2501-
(87)
H1
17
CONTROL HEAD GND
P2501-
17
(62)
G1
5
CAP FG (+)
P2501-
5
(63)
D1
11
11
CAP TORQUE LIMIT
P2501-
(64)
D1
SAFETY
9
REV (H)/STOP (M)/FWD (L)
P2501-
9
(65)
C1
TAB SW
7
CAP ERROR
P2501-
7
UNLESS OTHERWISE SPECIFIED;
(25)
N5
SW6001
8
V-REF
P2501-
8
PNP TRANSISTORS IS
(82) G1
VSHS0051
J6004
6
CAP FG (-)
P2501-
6
NPN TRANSISTORS IS
DIODES IS MA165,
4
LOADING MOTOR (-)
P2501-
4
SWITCHES IS EVQ21309K AND
3
LOADING MOTOR (+)
P2501-
3
(3)
N6
WATTAGE OF RESISTORS IS 1/10W
12
12
J6005
UNSW +14V
P2501-
13
GND
P2501-
13
A4
VJBS6002
M
N
O
2SA733(T).
2SC945A(T).
P

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Pv-4601 bPv-4601-kPv-4651Pv-4651-k