TECHNICS SA-EH590EG, SA-EH59EP Schematic msc 01
SCHEMATIC DIAGRAM-1
A
H
G
F
E
D
C
JK903
PHONES
3.5mm STEREO
B
W905
2
3
6
4
5
7
1
OPERATION CIRCUIT
FL901 (A2BB00000084)
150
R997
C922
R912
4.7K
D974
MA165TA
C396
0.047
35V33
)
S908
(
S912
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
R907
3.3K
)
SET
S907
(
INPUT SELECTOR
R911
3.3K
)
S911
TUNING,
(
(TUNER/ BAND)
C395
0.047
R906
2.2K
R910
2.2K
D973
C921
C923
MA4030MTA
1000P
S913
0.1
(DIGITAL
R996
150
)
S.WOOFER
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.
FL DISPLAY
ABCDEFGHI JKLMNOPQRSTU
S906
S910
S
T
)
TUNING MODE
(
)
(TUNING,
R905
1.8K
R909
1.8K
S905
)
FM AUTO/MONO
(
R904
1.5K
R916
1.5K
S904
)
PLAY/ REC
(
R903
1.2K
R915
1.2K
S903
)
DEMO
-
(
R9021KR901
R9141KR913
820
)
S902
CLOCK/ TIMER
(
820
)
PTY
S915
(
(RDS DISP MODE)
S901
S914
ABCDEFGHIJKLMNOPQRSTUVWXYZ
R925
1K
470P
R924
1K
C908
C907
C904
470P
0.01
R944
C924
2.2K
0.1
)
/
(
)
PS
(
R922
R921
10K
10K
X
W
V
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
MA165TA
100K
C916
6.3V100
R990
100K
D306
-
-
30.1V
-
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
30.1V
-
51
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
72
P33
73
P34
74
P35
75
P36
76
P37
77
P38
78
REGIN0
79
REGIN1
80
R986
D954
SELS5923C
5.1V
: POSITIVE VOLTAGE LINE : NEGATIVEVOLTAGELINE
A
B
C
ABCDEFGHI JKLMNOPQRST UVWX
23.4V-20.5V-26.3V-26.3V
-
P12
VP
DD4
STAND-BY
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
0V
1.5K
)
D951
PLAY/ REC
LNJ301MPUJAD
(
P9
P11
P10
FM / AM
T 5.5ms.
F=32.7kHz
2V/2ms.DIV.
TIMER
S.W.LED
LOUNGE
0V
0V
0V
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
-
-
T 5.5ms.
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
27.5V
25.5V
23.5V
-
-
-
P1
1G2G3G4G5G6G7G
FM / AM
5.2V
P-P
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
-
4V
0V
30V
5V
5.1V
R988 1K
25.6V
27.5V
-
3132333435363738394041424344454647484950
REMOCON
RDS DATA
RDS CLK
HP SW
4.2V
MIC DET
P-P
VR JOGA
VR JOGB
NC(GND)
SH REQ
KEY KARAOKE
KEY TU
DD1
V
XC OUT
XC IN
Vss
X OUT
XIN
RESET
AC IN
SEL/ TUNER
SEL TUNER
ST/ AV.6CH
0V
LC72 CK
LC72 DI/ ST
LC72 CE
LC72 DO
CHECK
E DET
CR TIMER
SD
100
0V
C901
R987 1K
R937 10K
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
-
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
25.6V
R976
100K
R918 10K
C903
R953 100
D905 1SS291TA
R928 47K
L902 1 H
0.01
:AUDIO SIGNAL LINE
4.7K
R949
100
R950
R954
100K
0.1
C912
18P
C911
C926
1000P
D902
1SS291TA
5V
A
B
C
D
E
R952
10M
X902
(32.7kHz)
5.1V
Q901
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
A
SA-EH590(EG,EP) OPERATIONCIRCUITDIAGRAM
121110987654321
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