Panasonic PV-D301 Service Manual page 188

MAIN VI (AUDIO) SCHEMATIC DIAGRAM
6
TO MAIN VII
AUDIO 106
AUDIO 105
22/6.3V
TP4001
C4001
5
Z
TO MAIN I R4062
33K
AUDIO RESET(L) 17
AUDIO MUTE(H)
64
AUDIO DELAY REC(H)
63
AUDIO REC(H)
61
4
TO MAIN V
AUDIO EE(H) 108
AUDIO FADE CONTROL(H) 109
SLP(H) 110
3
TO MAIN VII
REG +4.5V 101
2
R4034
1
UNLESS OTHERWISE SPECIFIED;
PNP TRANSISTORS IS 2SB1218A,
NPN TRANSISTORS IS 2SD1819A,
WATTAGE OF RESISTORS IS 1/16W.
A A A B
C4002
R4046 R4007
1K
1500
Q4002
XP4601
(AUDIO MUTE)
R4008
22K R4061
2200
R4009
22K
R4010 220
R4012 C4007
16K 1
C4008
R4011
Q4003 0.027
560
R4013
(PB-ON)
C4009 R4023
22K
IC4001
8200P
R4014
BA7757BK
3300
Z
Q4004
(PB-ON)
R4015
3300
C4023
SWITCHING
6800P
Q4010 DELAY REC L4001
2SB970
220
ON-ON
R4031 22K
R4029
22K
4700
Q4009 R4032
2200
SWITCHING
C4025
1
DELAY REC
Q4008
ON-ON
C4024
2SD602(R)
0.022
(BIAS)
R4033
2200
R4035
100
C D
REC AUDIO SIGNAL
R4024
R4022
10K
Q4011
(FADE CONTROL)
C4041
0.1
Q4007
(FADE CONTROL)
R4002
R4006 C4004
Z
100K TP4004
1M 10/6.3V
D4001
MA111
R4004
C4005
12K
R4025
22/6.3V
6800
R4005
33K C4006
22/6.3V
8 7 6 5 4 3 2 1
MUTE
BIAS BIAS
C4015
-OFF
1
PB
ALC
9 32
DET ALC
10 31
PB-ON
REC
LINE
11 30
AMP
REC
12 VCC 29
AMP
REC-ON
SP-ON
13 28
PB
14 FILTER 27
AMP
C4017
15 26
22/6.3V
SLP
16 25
-ON
SLP
GND -ON
17 18 19 20 21 22 23 24
C4020 47P
TP4003
REC/PB
C4011 C4013
C4010
PROCESS 1 2200P
220P
C4012 R4016
1500P 18K
R4030
68
T4001
C4021
EQQ6QT001T
1000P
4 3
R4027
C4022
2
15K
4700P
6 1
R4028
Z
C4026
22/6.3V
E F
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
PB AUDIO SIGNAL
22
Z
C4028 R4001
3300
Z
D4002
C4016
MA3120WA
3.3/50V
(12V)
R4018
10K
R4019
6800
C4018
R4020
0.01
330K
R4021
1200
C4019
4.7/10V
TP4002
R4017
10
C4027
0.1
LINK TO VOLTAGE CHART
G
H
COMPARISON CHART
OF MODELS & MARKS
MODEL
MARK
PV-D301 A
Note:
PV-D301 AA
For distinguishing marks A from AA, D from DA, etc.,
VM-D101 B
refer to "1 MODEL NO. IDENTIFICATION MARK IN
PV-L501 C
THIS SERVICE MANUAL" section.
PV-L551 D
PV-L551 DA
PV-L561 E
PV-L561 EA
PV-L581 F
TO MAIN I PV-L581 FA
PV-L51 G
67 IR DATA
PV-L51 G A
66 IR +5V PV-L601 H
PV-L601 HA
PV-L651 I
PV-L651 IA
TO MIC/IR UNIT
PV-L661 J
FP11
FJ4301
PV-L661 JA
GND
11
PV-L681 K
REC AUDIO
10
PV-L681 KA
REG +4.5V
9
PV-L61 L
FLAME GND
8
PV-L61 LA
LIGHT GND
7
VM-L451 M
LIGHT GND
6
VM-L451 MA
SW UNREG
5
Not Used Z
SW UNREG
4
3 GND
2 IR +5V
1 IR DATA
TO MAIN II
171 AUDIO HEAD
172 AUDIO HEAD
173 AUDIO HEAD
174 AUDIO ERASE HEAD
175 GND
176 GND
177 CONTROL ERASE HEAD
TO MAIN VII
103 SW UNREG
104 LIGHT GND
LSJB8069
I