Panasonic SA-DK10 Service Manual page 52

SA-DK10
SCHEMATIC DIAGRAM - 17
MAIN CIRCUIT
DSR
R741
1K
(0V)
Q719
<0V>
0V
((0V))
[0.01V]
6
(0.66V)
<0.66V>
0.66V
R739
((-3.85V))
1K
[0.66V]
5
R749
1K
4
(0V)
<0V>
0V
((0V))
C711
R751
[0.01V]
DSL
16V22 1K
DFR
(0V)
Q716
<0V>
0V
((0V))
[0.01V]
6
(0.66V)
<0.66V>
0.66V
R723
((-3.85V))
1K
[0.66V]
5
R714
1K
4
(0V)
<0V>
0V
((0V))
[0.01V]
DFL
R716
C703
1K
16V22
Q716,Q718-Q719
IMX9T110
MUTING SWITCH
(0V)
Q718
<0V>
0V
((0V))
[0.01V]
6
(0.66V)
<0.66V>
0.66V
R759
((-3.85V))
1K
[0.66V]
5
R760
1K
4
(0V)
<0V>
0V
((0V))
C749
[0.01V]
16V22
<1.22V>
((-3.85V))
Q714
DTA114EKA146
MUTING SWITCH
Q715
DTC114YKA146
MUTING CONTROL
: -B SIGNAL LINE
: +B SIGNAL LINE
SR
(0V)
<0V>
0V
FL
((0V))
R748 C724
[0.01V]
47K
2200P
1
(0.66V)
<0.66V>
SR
0.66V
((-3.85V))
[0.66V]
2
SL
C716
R750
3
(0V) 47K 2200P
<0V>
CTR
0V
((0V))
[0.01V]
SL
FR
FR
(0V)
<0V>
0V
((0V)) R743
C731
[0.01V]
47K
2200P
1
(0.66V)
<0.66V>
0.66V
((-3.85V))
[0.66V]
2
R718
C713
3
47K 2200P
(0V)
<0V>
0V
((0V))
[0.01V]
FL
CTR
(0V)
R763 C757
<0V>
47K 2200P
0V
((0V))
[0.01V]
1
(0.66V)
<0.66V>
0.66V
((-3.85V))
[0.66V]
2
R764
C758
47K
2200P
3
(0V)
<0V>
0V
((0V))
SUBW
[0.01V]
C781
50V3.3
(1.22V)
1.22V
[1.22V]
(1.51V)
R778
<1.51V>
1K
1.49V
((5.05V))
[1.49V]
(-0.01V)
<-0.01V>
-0.01V
((5.04V))
[-0.01V]
(4.42V)
<4.42V>
4.43V
((-0.01V))
(-0.02V) [4.42V]
<-0.02V>
-0.01V
((-0.01V))
[-0.01V]
: MAIN SIGNAL LINE
R729
C710
10K
16V10
R730
C730
15K
16V10
R732
15K
R742
15K
R740
15K
R754
56K
R753
56K
R744
10K
1 2 3 4 5
IC201
NJU7313AMT2
SELECTOR
30 29 28 27 26
52
: FM/AM SIGNAL LINE
: PLAYBACK SIGNAL LINE
7.5V
-7.5V
MXL
R447
15K
R448
15K
R228 R227
3.9K 3.9K
FL
R213
6.8K
R215
6.8K
R216
6.8K
R214
6.8K
FR
SL
SL1
R217 SR1
18K
R219
CNT1
2.7K
SWO1
R220
2.7K
R218
18K
SR
CTR
R221
R223
12K
2.7K
R222
10K
SUBW
R224
47K
PBL
LINOUTL
6 7 8 9 10 11 12 13 14 15
IC201
18
25 24 23 22 21 20 19 17 16
C226
C233
0.01
47P
C234
R226
3.9K
47P
C235
R230
47P
47K
C225
0.01
R225
3.9K
R229
47K
C229
0.1
R233 4.7K EDA/NJ-DT
R232 4.7K ECK/NJ-CK
R231 4.7K NJ-ST