Read Sharp XL-HP550 (serv.man13) Service Manual online
– 13 –
XL-HP550E
Figure 13 SCHEMATIC DIAGRAM (2/11)
7
8
9
10
11
12
+B
+B
+B
+B
4.4V
0.2V
+
+
+
–
–
–
+
+
+
–
–
–
P28 1 - A
CNP801
TO POWER PWB
HEAT SINK
GND
GND
(1/2W)
(1/2W)
(1/2W)
HEADPHONES PWB-A3
TERMINAL PWB-A4
SPEAKERS
L
R
(1/2W)
6 OHMS MIN
(ML)
(ML)
R_OUT
L_OUT
3
1
2
1
5
4
3
6
5
4
3
2
1
1
2
3
4
5
1
3
2
R-CH_GND
L-CH_GND
R-CH
L-CH
R-CH_GND
L-CH_GND
L-CH
R-CH
M_+12.0V
SP_RLY
R_CH
GND
L_CH
5
4
3
2
1
HEADPHONES
FAN MOTOR
SURROUND
SPEAKERS
SPEAKERS
+
2
1
M
2
1
2
MAIN PWB-A1(1/3)
LUG902(229)
LUG903(229)
CHASSIS
GND
CHASSIS
GND
KTC3203 Y
47/50
1K
68K
10/50
15K
DS1SS133
2.2
µ
H
330
330
22/50
22/50
100P
100P
0.001
0.022
0.1
5.6
3.9
0.001
0.1
0.022
0.1
0.1
(ML)
(ML)
(ML)
(1/2W)
(ML)
(ML)
(1/2W)
(ML)
(ML)
(1/2W)
(ML)
(ML)
(1/2W)
3.9
0.022
0.022
5.6
0.001
KTC3199 GR
DS1SS133
2.2K
2.2K
4.7
0.22
0.22
47K
CNP971
CNS971
M971
Q906
C930
R949
R950
C931
R947
D912
WT902
JK951
HD902
FW902
L922
R961
R962
C954
C955
SO902
WT903
C945
C944
FW903
HD903
SO901
01
CNS801
C943
C938
C936
R954
R952
C942
C934
C940
L921
L920
C937
C935
R953
C941
C939
R955
C961
Q905
RL914
D911
R944
R945
R941
C927
C929
R946
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