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H
Q Q
3 7 6 3 1 5 1 5 0
P1000S BLOCK DIAGRAM
IN
JK301
1
2
CHANNEL A
3
(BRIDGE)
(PARALLEL)
JK303
2
3
INPUT
JK302
1
2
3
CHANNEL B
JK304
6
5
T E
L
1 3 9 4 2 2 9 6 5 1 3
BL
W301A
POWER SW
W401
W601
SW601
F401
GY
ON/ OFF
C410
PK
W603
W403
SUB
(PSW)
K401
CN404
L
BL
AC IN
w w w
J401,
WH
402
N
CN405
.
28CA1-8827830
G
F
IC301a
(8P)
CHANNEL A
+15V
HPF 40Hz
ATT
SW302-3
8
-
OFF
1
CN302
BA
+
IC302b (8P)
+15V
ON
VR601
8
CN602
5
HPF
7
PARALLEL
SW301-2
6
40Hz
BRIDGE
4
STEREO
-15V
SUB
OFF
SW302-1
(VR)
IC303a (8P)
+15V
ON
8
1
2
HPF
3
40Hz
CHANNEL B
4
ATT
-15V
IC301b
VR602
-
7
BA
+
4
CN302
-15V
CN602
CN413
Transformer
F403
D405-407,410
+24
IC401
CN406
+15V
+
YE
F404
-
+
+
-
-
-15V
BL
D408
-24
IC402
-V
CN408
CN409
OR
+B
D401
CN410
VI
+
CN411
C437
OR
C441
-
+
CN419
C438
-
C442
CN418
-B
x
a o
y
i
http://www.xiaoyu163.com
E
D
8
DC
IC403 (8P)
Q416,418,
419,422,
+15V
CN417
424
CN301
Limiter
INV
+15V
-15V
8
1
2
4
+15V
-15V
IC302a (8P)
+15V
IC404 (8P)
Q417,420,
421,423,
+15V
SW301-1
425
PARALLEL
Limiter
BRIDGE
STEREO
-15V
Q
Q
3
7
6
3
Q413
-V
Q414,415
-24
+24
CN416
10P
2P
10P
CN601
TEMP
+15V
PROTECTION
POWER
CLIP
-15V
Ach
SIGNAL
+B
W401
W402
W403
-B
CN412
u 1 6 3
.
http://www.xiaoyu163.com
C
B
2
4
9
9
8
PA
ACH
POWER AMP
+B
+B
CN414
CN101
CN105
OR
PRE
-B
-B
Q434
Q426
NF
BCH
POWER AMP
NF
Q435
Q427
+B
+B
CN106
YE
PRE
-B
-B
1
5
1
5
0
8
9
2
4
Q401,402,
405-407
+24
PROTECTION
HEAT SINK
+24
Q411,412
THERMAL
PR101
DETECT
+B
GND
-B
FAN DRIVE
PR102
Q403,404
Q408-410
CN415
FAN
SUB
CLIP
(LED)
Bch
SIGNAL
m
c o
A
2
9
9
P1000S
1
SUB
(OUT2)
W604
SPEAKERS
2
SP601
CHANNEL A
A+B BRIDGE
CHANNEL B
W606
3
9
8
2
9
9
BL
W301B
W605
BL
4
5
3
6
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