XW-HTD640
15
5
7
8
5
6
7
8
C
D
F
A
B
E
I
REGULATOR ASSY
H
AMP ASSY
AMP MODULE L-2CH
F
PRI ASSY
E
SW ASSY
B
MAIN ASSY
C
POWER ASSY
SPEAKER SECTION
UPRE5V
PRE5V
REF5V
PRE12V
XPROTECT
+B
IC3301
TDA8560Q
Power Amp.
Q3305
PRE REG.
Circuit
for Power
Amp
1
11
9
CN3302
(15P)
CN1
CN2
CN3301
(5P)
J3401
CN3306
(5P)
5
4
1
2
5
4
1
2
L IN
L +OUT
R +OUT
MAIN
MAIN
L +
L -
R +
R-
MODE
4
+B
INSIDE
SPEAKER
AC IN
PRE REG.
Circuit
for +5V
Short DET.
FAN DET.
CN3303
(10P)
CN3651
1
2
5
8
10
7
1
2
5
8
10
7
+B
+B
UPRE5V
PRE12V
1
2
15
14
9
7
6
3
1
15
14
9
7
6
3
1
13
R IN
PRE12V
VP
REF5V
NEUTRAL
LIVE
FU1
S1
T1
POWER
TRANSFORMER
V+5
V+9RF
DC FAN
MOTOR
LIN
RIN
MUTE
REF5V
PRE12V
+B
+B
1
2
2
1
J1
2
1
CN4
CN11
1
2
1
2
D11
D12
D13
D16
D15
D14
CN13
(13P)
CN12
(13P)
+B (UNPRE+5)
+B (FAN H)
AC
VDET
+B
+B
1
4
7
8 10
1
4
7
8 10
11
11
CN3304
(15P)
CN3305
(10P)
2
1
VA+9
VD+9
www. xiaoyu163. com
QQ 376315150
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TEL 13942296513
9
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0
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Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
