Read Sharp HT-CN300H (serv.man13) Service Manual online
– 11 –
HT-CN300H
Figure 11 BLOCK DIAGRAM (2/4)
Q112
Q113
Q151
IC103
BA033T
VOLTAGE
REGULATOR
10
13
8
2
15
5
3
1
11
4
24
13
32
25
80
91
71
78
Q691
100
93
Q202
IC203
LM4766T
POWER
AMP
LM4766T
POWER
AMP
3
1
5
15
13
8
2
10
RY511
Q132
IC501
KA7805AP
VOLTAGE
REGULATOR
13
IC202
LM4766T
POWER
AMP
LM4766T
POWER
AMP
FRONT
SURROUND
SUBWOOFER
CENTER
L
R
L
R
C
W
Q210
Q220
Q220
Q230
Q240
Q230
Q240
20ATT
20ATT
20ATT
+B1
- B 1
+B3
- B 2
- B 3
+B4
+B5
+B6
-VP
VF2
VF1
+B7
FANB
- 5 V
- 1 2 V
+5V
+3V3
+12V
4
1
2
35
34
92
79
VF1
VF2
2
15
4
3
1
5
10
8
4
IC201
LM4766T
POWER
AMP
LM4766T
POWER
AMP
12
56
17
18
8
9
20
19
+5V
1 16 34 46
2
3
4
5
+B7
10
11
12
Q682
IC602
+B7
SW678
1
2
3
+B7
33
39
40
25
13
M
+B6
FL690
FL DISPLAY
IC601
IX0014BG
SYSTEM MICROCOMPUTER
RESET
KEY_O
REMOCON
I C 1 0
REMOTE SENSOR
X611
4.194304MHz
4.194304MHz
RY210
RY230
RY250
D101
F101
T6.3A L 250V
F102
T6.3A L 250V
F111
T1.25A L 250V
F112
T1.25A L 250V
F121
T500mA L 250V
D111
D112
D113
D114
D121
D123
D122
D124
D131
D522
D523
D525
D524
T501
SUB POWER TRANSFORMER
F511
T2.5A L 250 V
L511
AC LINE
FILTER
AC POWER
SUPPLY CORD
AC 230 V/50 Hz
T100
MAIN POWER
TRANSFORMER
J201
SPEAKER TERMINAL
+B3
+B3
+B3
OSD CS
DATA
CEO
CE1
CE2
DO
CEO
CE1
CE2
DO
RDS_READY
RDS_RDCL
RDS_RDDA
RDS_RESET
CLK
M200
FAN MOTOR
FAN MOTOR
DRIVER
Q150
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