Technics SAEH-580 Schematic
SCHEMATIC DIAGRAM-1
OPERATION CIRCUIT
A
NOTE:
The number which noted at the connectors on the schematic diagram as "SCHEMATICDIAGRAM-1" or "SCHEMATIC DIAGRAM-2"
indicates the schematic diagram serial number located on the left corner in the schematic diagram.
H
150
R997
R996
150
D973
G
MA4030MTA
C921
1000P
F
E
D
FL901 (A2BB00000084)
C922
35V33
1 6 8 10 11 12 13 1415 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 53 542 5 7 9
C920
50V4.7
C928
50V4.7
)
S908
INPUT SELECTOR
(
R912
4.7K
)
S913
(DIGITAL
S.WOOFER
S912
(TUNER/ BAND)
R907
3.3K
R911
3.3K
S907
S911
)
SET
(
)
TUNING,
(
R906
2.2K
R910
2.2K
S906
S910
)
TUNING MODE
(
)
(TUNING,
R905
1.8K
R909
1.8K
S905
)
FM AUTO/MONO
(
R904
1.5K
R916
1.5K
S904
)
PLAY/ REC
(
FL DISPLAY
R903
1.2K
)
S903
DEMO
(-
R915
1.2K
ABCDEFGHI JKLMNOPQRSTU
ABCDEFGHIJKLMNOPQRSTUVWXYZ
R9021KR901
R9141KR913
820
)
S902
CLOCK/ TIMER
(
820
)
PTY
S915
(
(RDS DISP MODE)
S901
S914
)
/
(
)
PS
(
R922
R921
10K
10K
R925
1K
R924
1K
C908
C907
470P
470P
R944
2.2K
X
W
C919
C927
50V4.7
50V4.7
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
D933
R993
C
JK903
PHONES
3.5mm STEREO
B
A
C923
D974
MA165TA
S
C395
0.047
T
0.1
C396
0.047
C904
0.01
C924
0.1
V
W905
2
3
6
4
5
7
1
123456789101112
: POSITIVE VOLTAGE LINE : NEGATIVEVOLTAGELINE
A
B
-
30.1V
-
30.1V
51
-
R990
100K
D306
29.3V
-
29.3V
-
29.3V
-
26.3V
-
20.5V
-
29.3V
-
29.3V
-
29.3V
-
23.5V
-
20.5V
-
23.4V
-
23.4V
-
23.7V
-
20.7V
-
29.6V
-
29.6V
-
29.6V
-
23.7V
-
26.6V
-
26.5V
5.1V
-
29.5V
-
29.5V
-
26.5V
-
17.2V
-
5.3V
-
10.3V
0.4V
0V
1.5K
R939
( )
SELS5223C
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
D954
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
D933
MA165TA
100K
R993
C916
6.3V100
C
ABCDEFGH I JKLMNOPQRST UVWX
23.4V-20.5V-26.3V-26.3V
-
P12
-
VP
P13
P14
P15
P16
P17
P18
P19
P20
P21
P22
P23
P24
P25
P26
P27
P28
P29
P30
P31
P32
V
DD4
P33
P34
P35
P36
P37
P38
REGIN0
REGIN1
STAND-BY
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
1.5K
R986
)
D951
PLAY/ REC
SELS5923C
LNJ301MPUJAD
(
5.1V
P9
P11
P10
FM / AM
T 5.5ms.
F=32.7kHz
2V/2ms.DIV.
TIMER
S.W.LED
LOUNGE
0V
0V0V0V
220
R995
)
R994 100K
S.WOOFER
(DIGITAL
R999
23.4V-20.5V-26.2V
-
5.1V
P8P7P6P5P4P3P2
DD3
V
IC901
C2BBFD000317
SYSTEM CONTROL/
FL DRIVE
4V
0V
-
30V
FM / AM
2V
P-P
T
10ms.
CHORUS
MUTENCPOWER
0V
0V
4.8V
100K
R960 1.5K
R958 1K
R959 47
26.2V-26.2V-26.1V-26.3V-23.5V-23.5V
29.2V
-
-
FM / AM
F=6MHz
FM / AM
F=32.7kHz
F=32.7kHz
5V
0V
2V/2ms.DIV.
5V
0V
DD2
MUTE2NCMUTE3
Vss2
V
5.1V
5.1V
C905
1000P
2.7K
R969
23.5V
-
P1
1G2G3G4G5G6G7G
FM / AM
3.3V
P-P
1.4V
FM / AM
F=6MHz
SHCS
1.9V
R936
SHDO
1.9V
R935 100
100
5.2V
P-P
SHDI
-
SHCK
3.3V
R934 100
T 5.5ms.
5.2V
P-P
FM / AM
25.6V
27.5V
27.5V-25.5V
-
-
3132333435363738394041424344454647484950
4V
REMOCON
0V
30V
RDS DATA
RDS CLK
HP SW
4.2V
MIC DET
P-P
VR JOGA
VR JOGB
NC(GND)
SH REQ
KEY KARAOKE
KEY TU
XC OUT
RESET
SEL/ TUNER
SEL TUNER
5V
ST/ AV.6CH
0V
LC72 CK
LC72 DI/ ST
LC72 CE
LC72 DO
CHECK
E DET
CR TIMER
SD
100
0V
5.1V
R988 1K
R937 10K
R987 1K
DD1
V
XC IN
Vss
X OUT
XIN
AC IN
C901
8G
6.3V100
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
R926
2.2K
R919
15K
R991
47K
-
25.6V
5.1V
2.6V
2.6V
0.6V
5.1V
0V
0V
1.4V
5.1V
5.1V
5.1V
2.3V
2.3V
2.7V
1.6V
5V
2.2V
0V
5.1V
4.6V
0V
0V
2.5V
R976
100K
R918 10K
C903
R953 100
D905 1SS291TA
R928 47K
L902 1 H
0.01
R954
100K
:AUDIO SIGNAL LINE
4.7K
R949
100
R950
A
B
C
D
E
0.1
C912
18P
C911
C926
1000P
D902
1SS291TA
Q901
UN4212TA
RESET
5V
R952
10M
X902
(32.7kHz)
5.1V
R956
1K
R930 1K
R932 1K
R931 1K
1
3
330K
R951
20P
C910
0V
R929
1K
X901
(6MHz)
1SS291TA
C925
C915
D901
1000P
0.01
C914
D904
2
50V2.2
MA165TA
R957
1K
L901
10 H
C902
10V1000
U
J
H
A
B
D
C
EFIKLNO Q
SA-EH580(EE,EG,EP) OPERATIONCIRCUIT DIAGRAM
SCHEMATIC DIAGRAM-2
OPERATION CIRCUIT
A
: POSITIVE VOLTAGE LINE
: NEGATIVEVOLTAGELINE
: FM SIGNAL LINE
: AM SIGNAL LINE :AUDIO SIGNAL LINE
TUNER Lch/C
TUNER Rch
5.1V
EVQVBXFK124B
(VOLUME)
COM
1 2 3
C151
16V10
C158
6.3V47
560P
C154
47P
C157
VR901
22K
R962
BA
100
R945
DEA
IC151
C1BB00000527
RDS SIGNAL
DEMODULATOR
2.5V
VREF
1
2.5V
HPX IN
2
5.1V
V
DDA
3
VssA
4
2.5V
FL OUT
5
2.5V
CIN
6
TEST
7
X OUT
8 9
X151
R961
R943
RDCL
RDDA
MODE
22K
100
RST
V
VssB
XIN
IDR
DDB
C917
16
15
14
13
12
11
10
0.01
2.6V
2.6V
0V
5.1V
2.5V2.7V
R157
C156
C918
C909
1K
47P
6.3V100
1000P
R151
R153
C155
R946
1K
1K
100K
1000P
1K
R152
100K
R154
C153
1000P
L151
100 H
BC
Z901
B3RAD0000028
(REMOTE SENSOR)
3
2
1
C159
C160
6.3V47
1000P
L152
To
SOUND
PROCESSOR
(SH-EH580)
ABC
W902B
15
14
-30.1V
W901B
13
12
11
10
9
8
7
6
5
4
3
2
1
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
A
B
C
D
E
F
H
I
J
K
L
D906
MA165TA
D907
MA165TA
U
N
O
Q
6V
S
T
L153
R155
1 H
120
100 H
C152
330P
R158
1K
D151
MA4051MTA
ToTUNER UINT
on SCHEMATIC
DIAGRAM-5/11,12-A
13 14 15 16 17 18 19 20 21 22 23 24
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