Sharp SD-SH111H Service Manual page 74

SD-SH111H
P67 10 - A
FROM DISPLAY PWB
CNSE07
1
A
+B
CNP704
+13V
P72 6 - E
3
GND(D1)
CNS902
2
FROM –13V
1
POWER A PWB
CNS503
1
1
2
3
4
B
5
6
7
8
9
10
11
12
13
14
15
15
C
R816
47
(1W)
C738
0.22
C737
1
0.22
P77 12 - C
2
CNSA110F
3
FROM
C736
1-BIT AMP. PWB
4
0.22
C735
0.22
R815
47(1W)
D
R817
47(1W)
C739
0.22
1 C740
P77 12 - C
0.22
2
CNSA110B
3
FROM
C741
1-BIT AMP. PWB
4
0.22
C742
0.22
R818
47(1W)
E
R819
47(1W)
C743
0.22
5
C744
4
P77 12 - C
0.22
F
3
CNSA110D
FROM
2
1-BIT AMP. PWB
C745
1
C746
R820
47(1W)
G
SPEAKER A PWB-E1
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 86.
1
2
CNP714
+B
–B
F_SP_RLY
FM SIGNAL
S_SP_RLY
C_SP_RLY
W_SP_RLY
RIMIT
–B_CONT
PROTECT
FAN_L/H D735 D736
SFPL52V SFPL52V
+11V_RELAY
GND_M
A+12V +B
A–12V
–B
OFFSET
FRONT_RCH+
FRONT_RCH–
FRONT_LCH–
FRONT_LCH+
Q724
KTC3875 GR KTC3875 GR
F_SP_RLY
D726
KDS160 KDS160
OFFSET
REAR_RCH+
REAR_RCH–
REAR_LCH–
REAR_LCH+
Q728
Q725
KTC3875 GR KTC3875 GR
KTC3875 GR
S_SP_RLY
D728
KDS160
OFFSET
CENTER+
CENTER–
R807
R805
15K 15K
Q731
KTC3875 GR
Q729
KTC3875 GR
C733
0.1
OFFSET
D729
0.22
KDS160
C_SP_RLY
0.22
RIMIT
FAN_L/H
WOOFER–
WOOFER+
R806
R804
15K
15K
Q732
KTC3875 GR
Q730
KTC3875 GR
C734
0.1
OFFSET
D730
KDS160
W_SP_RLY
2
Figure 74 SCHEMATIC DIAGRAM (13/23)
+B
+B
Q723
RL702
R811
27
+B
D702
KDS160
D725
Q727
RL703
R812
27
+B
D703
KDS160
D727
KDS160
RL704
R813
+B
D704
KDS160
R707
4.7K
RL705
+B
R814
D705
KDS160
R709
4.7K
3 4
– 74 –
D731
KDS160
–B
RL701
D701
KDS160
+B
R711
10K
R713
D707
4.7K
KDS160
C701
Q702 NOT USE
KTC3875 GR
NOT USE
C702
R703 R704
R714
D706
4.7K
KDS160
4.7K 100K
Q706
KTC3875 GR
R712
10K
RR_P
RR_M
RL_M
RL_P
R723
10K
D709
R725
KDS160
4.7K
C703
NOT USE
Q703
KTC3875 GR
NOT USE
C704
R705 R706
R726
R724
4.7K
KDS160
10K
4.7K 100K
Q708
KTC3875 GR
C_P
C_M
R735
10K
R737
4.7K
Q704
KTC3875 GR
27
C705
NOT USE
R708
100K
R738
4.7K
Q705
KTC3875 GR
27
R710
100K
5
–B
D734
SFPW56
+B
Q701
R810
KTC3875 GR
22
R701
R702
4.7K
100K
–B
+B
R748
0.11
–B
FR_P
FR_M
FL_M
FL_P
D708
D711
KDS160
R
2
R768
270
R770
27K
W_M
W_P
R771
2.2K
R772
22K
–B
6