16
YST-SW1500
YST-SW1500
IC11
IC11
IC22
VR1
V
O
LUME
L.P
.F
.
6dB/oct.
B.
P
.F
.
Q3, 4, 5, 7
–
+
1
IC22
IC6A
IC15
IC12
µ
-COM
Q26, 27, 32,
D24, 29, 30
23, 24 M2R, M2F
29 TMR
PR
O
TECTION
REGULA
T
OR
IC5
Q50
L
R
+
–
–
+
INPUT 1
L
R
INPUT 2
L
R
+
–
–
+
OUTPUT
IC23
L.P
.F
.
12dB/oct.
HIGH
CUT
VR2
IC23
L.P
.F
.
12dB/oct.
HIGH
CUT
VR2
IC6B
PRE DRIVE
Q12 ~ 19
PO
WER DRIVE
Q29, 30, 34, 35
A.N.I.C
A-YST
IC1, 2, Q21,
D8, 9, 12
R234
0.22 x 2
SPEAKER
Q24, 28C
, 33C
,
39A, 41, 43
Q25, 28A, 33A,
39C
, 42, 44
Q37, 38
Q47
Q6
IC16
–
B
+B
H.P
.F
.
12dB/oct.
IC10, 14
IC17,
Q53~56,
TH1
PO
WER SUPPL
Y
PO
WER
SW5
IC7
+5V
+8V
+B
–
B
D59
RY
2
T2
+
–
F1
FI1
L
7
SWITCHING PO
WER SUPPL
Y
Q51, 52,
D60, 61,
D64, 65
T3
16
15
14
13
12
11
7
8
6
3
REGULA
T
OR
IC3
DRIVER
+15V
IC9
P.
W
.M
IC8
D68
PO
WER SUPPL
Y
PHASE
SELECT
BASS
SELECT
M
21, 22 M1R, M1F
3 ERR
20 BSR
26 ERR
25 PH
IC13
M
L
R
INPUT 3
L
R
H.P
.F
. OUTPUT
IN
OUT
REMO
T
E
IC24
IC19A
H.P
.F
.
12dB/oct.
SW2
80/100Hz
IC19B
H.P
.F
.
12dB/oct.
SW2
80/100Hz
MUTING
Q1, 2
30 RMT
17 PW
MUSIC
SENSOR
IC4
REMO
TE
CONTR
O
L
SENSOR
U1
D41
■
BLOCK DIAGRAM
