
STR-KS500
19
19
STR-KS500
4-11. SCHEMATIC DIAGRAM – MAIN Section (3/3) –
D805
CNS822
R558
C561
Q550
R553
R555
R557
R554
C562
R552
C563
Q551
R551
C564
C565
D550
CNP861
R881
C871
R556
R885
Q862
D820
R864
R884
R882
R883
R886
R664
C664
C643
R643
D808
D807
D806
C815
C816
C818
C819
C802
CN700
D801
D804
D803
D802
C813
C801
C791
R791
R741
C741
D810
C694
C844
C794
C744
C817
D813
R810
R811
CNP804
CNP802
CNP801
CN701
C641
C642
C544
C644
C925
CNP903
R956
Q901
C924
R955
C923
R951
R952
R954
D957
D956
D955
R953
D953
D952
D954
C921
C922
D951
CNP901
F901
CNP902
G102
C820
R832
R831
C811
C812
C821
EP100
R641
R642
TM501
TM500
C814
R910
D812
D809
M1
D811
Q861
Q866
Q951
T902
RY901
T901
Q867
Q863
Q868
ISR154-400
21P
100k
4.7
50V
2SC3052
10k
4.7k
220k
820
1
50V
3.3k
1
50V
2SC3052
100k
4.7
50V
100
16V
1SS355WTE-17
3P
1.5k
100
16V
68k
100
DTA124EKA
UDZSTE-175.6B
47k
47k
3.3k
2.2k
100
4.7
0.01
0.01
4.7
ISR154-400
ISR154-400
ISR154-400
0.1
0.1
4700
50V
4700
50V
0.22
4P
ISR154-400
ISR154-400
ISR154-400
ISR154-400
0.001
0.22
0.01
4.7
4.7
0.01
ISR154-400
330p
330p
330p
390p
3300
16V
UDZSTE-176.8B
0.47
1/2W
0.47
1/2W
3P
5P
3P
4P
0.01
0.01
330p
330p
0.1
4P
10k
2SC3052
1
50V
100k
3300
16V
47k
4.7k
47k
1SS355WTE-17
1SS355WTE-17
ISR154-400
1
ISR154-400
ISR154-400
ISR154-400
0.022
0.022
1SS355WTE-17
2P
T1.25AL
250V
2P
100
50V
22k
220
1000
25V
1000
25V
220
35V
4.7
4.7
0.001
0.22
UDZSTE
-1730B
D5SBA20
ISR154-400
2SB734
DTA124EKA
2SC3052
DTA124EKA
DTA124EKA
DTA124EKA
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
CHASSIS GND
AUDIO +
AUDIO -
+7V
F1
F2
F.RY
C.RY
S.RY
F2
F1
F2
F1
GND
STOP
GND
FRONT SP RELAY
CENTER SP RELAY
REAR SP RELAY
V
POWER RELAY
F_CTRL2
GND
F_CTRL1
LEVEL_DETECT
HIGH SPEED DETECT
NC
-B
+B
+R2
+R3
-R2
-R3
L
R
C
GND
SW
GND
C
GND
SW
GND
F1
F2
(3/3)
(CHASSIS)
(CHASSIS)
(CHASSIS)
CENTER
SUB WOOFER
SPEAKERS
FRONT
SURROUND
SPEAKERS
1
2
3
4
(FAN)
FAN MOTOR ON/OFF SWITCH
LEVEL SHIFT
Q862,863
FAN MOTOR CONTROL SWITCH
Q867,868
FAN MOTOR CONTROL SWITCH
Q550,551
FAN MOTOR LEVEL DETECT
PROTECTOR
+V
F_CLK
-30V
V
POWER ON/OFF
RELAY DRIVE
AC POWER DETECT
SUB POWER
TRANSFORMER
(AC IN)
MAIN POWER TRANSFORMER
L
R
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299