Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic Audio SA-AK24 Som+Panasonic+sa-ak24
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SCHEMATIC DIAGRAM-7
: +B Signal Line : Playback Signal Line : Record Signal Line
DECK CIRCUIT
276mV / CLA
Q1020
R1055 R1098
C1038 2.2K Q1020,Q1021 R1094 R1091
R1095
47K
100K
220P 1K 2.2K
KTD1304TA
P.B HEAD 1 MECA FILTER AMP 0V 0.7V
<<0V>> <<0.7V>> R1092
CS1001 2.2K
0V <<0V>>
-69.5dB R1096
1 1 R1017
L 8.2K -44dB 100K Q1021
2 2
R1039 R1093
-69.5dB R1032 1K
3 3 15K 0V R1049 5V
10K <<0V>> <<5V>>
4 4 C1012 C1015 1M
C1034 C1044 R1038
1000P 1000P C1019 R1015 50V3.3 R1084 C1048
5 5 10V33 4.7K 0V C
1000P 47 C1032 2.2K <<0V>> 50V1 0.2V
R 0.018 5
R1090
R1018
10V100
<<0.2V>>
C1030
3
3.9K
330 R1
C1040
0.7V
<<0V>> 16V10
C1036 0V
R1029
6
<<9.4V>>4.7M
R1009 C1020 0.033 C1043 <<0.7V>> <<0V>>
R1045
R1051
100K
18K 470P 50V4.7 C1046 C1049
220
<<10.2V>>
CS1002 -69.5dB R1047
<<0.6V>>
<<8.2V>>
<<7.3V>>
<<0.1V>>
R/P HEAD 2 MECA L 10V220 1000P
<<0V>>
<<0V>>
<<0V>>
<<0V>>
1K 0V
<<0V>>
R1054
0.6V
8.3V
7.4V
0.3V
1 1
Q1014
0V
0V
0V
0V
0V
0V
0V
L -69.5dB 15V
2 2 <<14.8V>> R1048
L
24 23 22 21 20 19 18 17 16 15 14 13
1K Q1012 R1050
3 3 - R
A
+ ALC P P 1M
R IC1004 PB AMP (L) R NOR/Cro &
4 4 HI/LO LOGIC R1086 0V C1047 11.
IC1001 1.3V
5 5 BA7755A R
2.2K <<0V>> 50V1 <<1.3V>> <<1
4 R/P SELECT B
PB AMP (R)
+ LOGIC LOGIC RIPPLE
R - A/B P REC/PB REJECTION
R1046 0.7V
0.7V
100K <<0.
E HEAD IC1004 1 2 3 4 5 6 7 8 9 10 11 12 <<0.7V>>
C1050 R1052
0V
<<1.3V>>
10V100 <<0.6V>>
0V
0.6V
3.9K <<8.2V>>
50V3.3<<7.4V>>
<<2.7V>>
0V
50V3.3 <<0.1V>>
<<9.5V>>
0V
<<3.4V>>
3.4V
100 <<3.3V>>
10V22 9.2V
<<9V>>
0V
<<0V>>
0V
8.4V
7.5V
2.7V
5.6V
H=OFF <<1.3V>> 1000P 220 Q
<<0V>>
Q1013
C1045
C1041
16V10
R1030
VCC
C1035
R1019
C1037
C1031
1 2 3 4 5 -44dB
0V
8.5V
<<0V>>
0V
4.7K <<1.3V>>
0V
<<4.9V>>
0V
<<0V>>
<<11.3V>>
1000P
1000P
C1023
C1027
R
R1016
C1039
C1033
220P
R1022
47
0.018 10K
R1010 C1021
R1026
C1009
R1005
10V47
18K 470P R1035
1K
R1031
C1042
16V22
27K
10K Q1014,Q1015
Q1012,Q1013
C1022 R1028 KTD1304TA 2SC2412KT96R
8.2K MUTING BUFFER AMP
1000P
11
R1001 C1006
1 L1001 REC H REC H
50V22
RLQB470JTD-D
14.2V C1014
12 <<13.9V>> 1000P Q1004,Q1005 IC1001
R1014
R1012 4.7K 2SD2144STA AN7348STA-E1
50V2.2
0V
C1002
<<0.6V>> 4.7K BIAS OSC P.B EQ/REC AMP/
6 1 ALC/TPS AMP
+ Q1004 (PLAY;ON)
5 2
C1003
C1007
1500P
4700P
Q1008~Q1011
R1007 C1011
0V C1018 Q1007
4.7 0.047
4 3 <<0.4V>> 0.01 KTC3875GRTA KTC3875GRTA
BIAS OSC CONTROL INTERFACE
L1002 0V
7L1A62N <<0.6V>> R1013
0V Q1005 4.7K
Q1001 <<0V>> 0V C1026 MECHAGND
<<0.7V>>
C1013
1000P
C1017
2200P
0V 14.2V
C1016
2200P
6.3V47
<<22.9V>> C1010 <<14V>> 0V
0V R1004 25V100 <<0.7V>>
0V <<0V>> Q1003 1.5K
PHOTO1
ADIN7
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