TECHNICS SA-EH590EG, SA-EH59EP Schematic msc a4
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
D973
G
MA4030MTA
C921
1000P
R996
150
C922
FL901 (A2BB00000084)
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
35V33
FL DISPLAY
ABCDEFGHI JKLMNOPQRSTU
ABCDEFGHIJKLMNOPQRSTUVWXYZ
C919
C927
50V4.7
50V4.7
F
R907
R906
R905
R904
R903
3.3K
2.2K
1.8K
R909
1.8K
S905
)
FM AUTO/MONO
(
1.5K
R916
1.5K
S904
)
PLAY/ REC
(
)
E
S907
S908
INPUT SELECTOR
(
R912
R911
4.7K
3.3K
)
)
SET
(
)
R910
2.2K
S906
)
TUNING MODE
(
)
D
S913
(DIGITAL
S.WOOFER
S912
(TUNER/ BAND)
S911
S910
TUNING,
(
(TUNING,
1.2K
R915
1.2K
S903
)
DEMO
-
(
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
X
2.2K
W
C
JK903
PHONES
3.5mm STEREO
B
A
W905
C923
D974
MA165TA
S
C395
0.047
T
0.1
C396
0.047
C904
0.01
C924
0.1
V
2
3
6
4
5
7
1
-
30.1V
: POSITIVE VOLTAGE LINE : NEGATIVEVOLTAGELINE
A
B
C
ABCDEFGHI JKLMNOPQRST UVWX
:AUDIO SIGNAL LINE
C919
C927
50V4.7
50V4.7
5.1V
Q901
23.4V-20.5V-26.3V-26.3V
-
P12
-
30.1V
-
VP
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
P13
52
P14
53
P15
54
P16
55
P17
56
P18
57
P19
58
P20
59
P21
60
P22
61
P23
62
P24
63
P25
64
P26
65
P27
66
P28
67
P29
68
P30
69
P31
70
P32
71
V
DD4
72
P33
73
P34
74
P35
75
P36
76
P37
77
P38
78
REGIN0
79
REGIN1
80
STAND-BY
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
0V
1.5K
R986
)
D954
D951
PLAY/ REC
SELS5923C
LNJ301MPUJAD
(
5.1V
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
P9
P11
P10
FM / AM
T 5.5ms.
F=32.7kHz
2V/2ms.DIV.
TIMER
S.W.LED
LOUNGE
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
5V
0V
DD2
MUTE2NCMUTE3
Vss2
V
5.1V
5.1V
C905
1000P
2.7K
R969
25.5V
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
2V/2ms.DIV.
25.6V
27.5V-27.5V
-
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
X 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
R987 1K
R937 10K
DD1
V
XC IN
Vss
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
R949
R950
0.1
C912
C911
C926
D902
1SS291TA
4.7K
100
18P
1000P
5V
A
B
C
D
E
R952
10M
X902
(32.7kHz)
UN4212TA
RESET
R956
1K
R930 1K
R932 1K
R931 1K
X901
(6MHz)
1
3
330K
R951
20P
C910
0V
C925
1000P
0.01
C915
R929
1K
D901
1SS291TA
C914
D904
2
50V2.2
MA165TA
R957
1K
L901
10 H
C902
10V1000
U
J
H
A
B
D
C
EFIKLNO Q
SA-EH590(EG,EP) OPERATIONCIRCUIT DIAGRAM
121110987654321
SCHEMATIC DIAGRAM-2
OPERATION CIRCUIT
A
5.1V
EVQVBXFK124B
(VOLUME)
COM
C151
16V10
C158
6.3V47
560P
C154
47P
C157
VR901
BA
1 2 3
IC151
C1BB00000527
RDS SIGNAL
DEMODULATOR
2.5V
1
2.5V
2
5.1V
3
4
2.5V
5
2.5V
6
7
8 9
22K
R962
100
R945
DEA
VREF
HPX IN
V
DDA
VssA
FL OUT
CIN
TEST
X OUT
X151
(4.332MHz)
C152
330P
: POSITIVE VOLTAGE LINE
: NEGATIVEVOLTAGELINE
0.01
C917
C918
22K
R961
R943
RDCL
RDDA
MODE
V
100
IDR
RST
DDD
VssD
XIN
C909
16
2.6V
15
2.6V
14
0V
13
1K
R157
12
5.1V
11
10
2.5V2.7V
47P
C156
6.3V100
1000P
R151
R153
C155
R946
1K
1K
100K
1000P
1K
R152
100K
R154
C153
1000P
L151
100 H
R158
1K
BC
: AUDIO SIGNAL LINE
: TUNER SIGNAL LINE
Z901
B3RAD0000028
(REMOTE SENSOR)
3
2
1
C159
C160
6.3V47
1000P
L152
TUNER Lch
TUNER Rch
To
SOUND
PROCESSOR
(SH-EH590)
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
Z120
RAN0005EM-2
(TUNER PACK)
T.GND
+B(1)
SD
+B(2)
DET
Rch
CE
Lch
DI
DO
CL
A
B
C
D
E
F
H
I
J
K
L
D906
MA165TA
D907
MA165TA
U
N
O
Q
S
T
100 H
6V
L153
1 H
120
R155
D151
MA4051MTA
13 14 15 16 17 18 19 20 21 22 23 24
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