Sharp HT-CN300 - Schematic Diagram

HT-CN300
– 14 –
A
B
C
D
E
F
G
H
1
23456
• NOTES ON SCHEMATIC DIAGRAM can be found on page 9.
Figure 14 SCHEMATIC DIAGRAM (1/17)
FAN_CONT
PROTECT
POW_LEVEL
FL_PRIOUT
A_GND
FR_PRIOUT
SR_PRIOUT
SL_PRIOUT
A_GND
CT_PRIOUT
SW_PRIOUT
A_GND
A_GND
F_RLY
S_RLY
C_RLY
W_RLY
-20DBATT
FAN_CONT
THERMO
PROTECT
POW_LEVEL
E
B
C
E
B
C
E
B
C
E
B
C
GNDB
GNDA
MuteB
MuteA
VccB
VEE
VEE
8
+INA
7
-INA
13
+INB
12
-INB
11
MUTEB
6
MUTEA
1
OUTB
3
OUTA
2
VCCA
5
GNDA
10
GNDB
15
VCCB
4
VEE
14
NC1
9
NC2
GNDB
GNDA
MuteB
MuteA
VccB
VEE
VEE
8
+INA
7
-INA
13
+INB
12
-INB
11
MUTEB
6
MUTEA
1
OUTB
3
OUTA
2
VCCA
5
GNDA
10
GNDB
15
VCCB
4
VEE
14
NC1
9
NC2
GNDB
GNDA
MuteB
MuteA
VccB
VEE
VEE
8
+INA
7
-INA
13
+INB
12
-INB
11
MUTEB
6
MUTEA
1
OUTB
3
OUTA
2
VCCA
5
GNDA
10
GNDB
15
VCCB
4
VEE
14
NC1
9
NC2
22K THERMO
E
B
C
E
B
C
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
E
B
C
E
B
C
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
19
CNP711
TO
DSP PWB
P23 12 - F
FM SIGNAL
AMP. PWB-B3 (1/2)
TERMINAL PWB-B5
IC203
LM4766T
POWER AMP.
R282 10K
C256
22/35
(N.P.)
C265
22/35
(N.P.)
R262 1K
R274 1K
R275 270
R276 22K
R264 22K
R263 220
IC202
LM4766
T
POWER
AMP.
R238 1K
R251 220
R252 22K
R239 220
R291 10K
R240
22K
R249
22K
C234
22/35
C243
22/35
(N.P.)
R237 22K
R250
1K
C236
0.22
R241
4.7
C245
0.22
R253
4.7
C206
0.22
C207
0.22
C212
22/35
(N.P.)
C221
22/35
(N.P.)
R214
1K
R226 1K
R227 220
R228 22K
R216 22K
R215 220
IC201
LM4766T
POWER AMP.
R290 10K
R272
100
R271
2.2K
C263
0.001
R270
820
R260
100
Q250
2SC2878 B
R259
2.2K
C254
0.001
R258
820
R261
22K
Q260
2SC2878 B
C255
1/50
(N.P.)
C264
1/50
(N.P.)
R140
100K
R141
100K
R273
22K
CNP203
BI204
R236
100
Q230
2SC2878 B
R235
2.2K
C232
0.001
R234
820
R248
100
Q240
2SC2878 B
R247
2.2K
C241
0.001
C233
1/50
(N.P.)
C242
1/50
(N.P.)
R142
100K
R143
100K
R246
820
CNS204
R224
100
Q220
2SC2878 B
R223
2.2K
C219
0.001
R222
820
R212
100
R211
2.2K
R210
820
R213
22K
R225
22K
Q210
2SC2878 B
C210
0.001
C211
1/50
C220
1/50
(N.P.)
R145
100K
R144
100K
C170
100/10
Q270
KTC3199 GR
Q271
KTC3199 GR
C272
47/50
R168
56K
D251 DS1SS133
D252 DS1SS133
D272 DS1SS133
CNP122
FW12