Panasonic SAAK33 - MINI HES W/CD Manual de servicio - Página 20
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SCHEMATIC DIAGRAM - 5
R379
R373
R372
4.7K
15K
10K
C363
100P
C364
100P
<0.07V>(0.07V)
((0.07V))0.07V
C356
33
0.27
32
OUTL
<4.53V>(4.53V)
C231
((4.53V))4.53V
31
OUTR
<4.53V>(4.53V)
16V10
((4.53V))4.53V
VCC
30
<9.05V>(9.04V)
C353
((9.04V))9.04V
CAP
29
0.1
<4.52V>(4.52V)
((4.50V))4.51V
FILTER
28
<4.52V>(4.52V)
R383 3.9K
((4.52V))4.52V
BASS5
27
<4.53V>(4.52V)
C352
C351
((4.53V))4.53V
BASS4
26
<4.5V>(4.49V)
0.22
0.22
((4.49V))4.49V
BASS3
25
<4.53V>(4.51V)
((4.54V))4.54V
BASS2
24
<4.51V>(4.52V)
R377
R376
((4.51V))4.51V
18K
BASS1
23
<4.52V>(4.53V)
15K
((4.52V))4.52V
HPFR3
22
<4.52V>(4.53V)
((4.52V))4.52V
HPFR2
21
<4.51V>(4.51V)
((4.50V))4.51V
HPFR1
R375
20
<4.52V>(4.52V)
8.2K
((4.52V))4.52V
HPFL3
19
<4.52V>(4.53V)
((4.52V))4.53V
18
C348
HPFL2
<4.52V>(4.51V)
0.1
((4.52V))4.51V
HPFL1
17
C347
<4.52V>(4.52V)
C346
0.1
((4.52V))4.52V
0.068
16
R374
8.2K
C345
0.1 C344
0.1
C343
0.068
C374
1000P
: +B SIGNAL LINE
TO
PANEL CIRCUIT
(CP607) ON SCHEMATIC
DIAGRAM-8
24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
R222
4.7K
C226
0.068
C426
0.068
R422
4.7K
C431
16V10
R227
3.3K
C355 16V10
R427
3.3K
R385
100K
C350
0.1
R341
C362
4.7K
C349
50V2.2
0.1
(0V) <0V>
D319
0V ((0V))
MA728TX
[0V]
R356
1K
R384
47K
R360
C366
100K
16V10
R381
47K
R382
47K
Q310
KTA1504GRTA
R378
SWITCH
47K
(0V) <0V>
D320
0V ((0V))
MA728TX
[0V]
R357
1K
R361
C367
100K
16V10
R344
2.2K
R348
18K
: -B SIGNAL LINE
CN302
9
8
7
6
5
4
3
2
1
C375
1000P
C228
R225
R224
3.3K
16V10
15K
C229
C230
100P
47P
R450
R223
47K
4
3
2
1
C318
0.01
R451
IC302
R423
47K
IC302
M5218P
5
6
7
8
BUFFER AMP
C429
C430
Q200
100P
47P
KTD1304TA
C428
R425
R424
MUTING SWITCH
HIGH-CHANNEL RCH
3.3K
16V10
15K
C320
Q400
0.01
KTD1304TA
MUTING SWITCH
Q309
HICH-CHANNEL LCH
KTA1504GRTA
SWITCH
Q300
KTD1304TA
R342
MUTING SWITCH
10K
LOW-CHANNEL
(0V) <0V>
0V ((0V))
[0V]
Q309
R327
(-1.93V) <-1.79V>
1.8K
-1.86V ((-1.91V))
[-1.79V]
C332
50V3.3
R325
R326
100
15K
C330
47P
R343
C337
10K
1000P
(0V) <0V>
0V ((0V))
[0V]
Q310
1
(0V) <0V>
0V ((0V))
[0V]
C321
0.01
8
<9.04V>
(9.04V)
((9.04V))
9.04V
: MAIN SIGNAL LINE
(0V)<0V>
0V((0V))
[0V]
R250
R249
R449
Q250
82
82
82
82
(0V)<0V>0V
C232
C432
((0V))[0V]
3300P
3300P
(0V)<0V>0V
R248
R448
R251
((0V))[0V]
82
82
82
82
Q450
(0V)<0V>0V
((0V))[0V]
R233
3.3K
C238
(0V)<0V>
0V((0V))[0V]
16V47
R220
Q200
100K
C237
1000P
(0V)<0V>
0V((0V))[0V]
C437
R420
Q400
1000P
100K
C438
16V47
R433
3.3K
(0V)<0V>
0V((0V))
50V3.3
[0V]
(-3.76V)<-3.76V>
R320
-3.76V((-3.76V))[-3.76V]
100K
Q300
(0V)<0V>
0V((0V))
C328
[0V]
16V10
C319
R324
0.01
1.5K
R323
C327
47K
680P
R337
0
C329
100P
<-9.11V>(-9.11V)
((-9.11V))-9.11V
2
3
4
IC304
KIA4458FEL
IC304
DUAL OP-AMP
7
6
5
<8.55V>
<8.55V>
<0.71V>
(0.7V)
(8.58V)
(8.58V)
((8.58V))
((8.58V))
((0.7V))
8.59V
8.59V
0.71V
R355
22K
R353
R354
10K
12K
R358
47K
C365
0.47
R359
47K
14 13 12 11 10
9
8
7
CN309
TO
CD LOADING CIRCUIT
(CN1) ON SCHEMATIC
DIAGRAM-12
Q250
KTD1304TA
HP MUTING
SWITCH RCH
(-3.76V)<-3.76V>
-3.76V((-3.76V))[-3.76V]
R226
Q450
1.5K
KTD1304TA
HP MUTING
SWITCH LCH
(-3.76V)<-3.76V>
-3.76V((-3.76V))[-3.76V]
R426
1.5K
H_OUT_R
C225
50V3.3
(-3.76V)<-3.76V>
-3.76V((-3.76V))[-3.76V]
R221
1.5K
(0V)<0V>
GND1
0V ((0V))[0V]
(-3.77V)<-3.77V>
-3.77V((-3.77V))[-3.77V]
R421
1.5K
(0V)<0V>
0V((0V))[0V]
H_OUT_L
C425
50V3.3
LO_OUT
C325
R321
1.5K
-9.0V
R329
C317
47K
50V4.7
(-3.76V)<-3.76V>
-3.76V((-3.76V))
[-3.76V]
MUTEA
(-0.39V)<-0.39V>
-0.39V((-0.4V))
Q306
[-0.39V]
R328
33K
(0V)<0V>
0V((0V))
[0V]
Q306
KRA102STA
AUDIO MUTING CONTROL
+9.0V
R346
R351
10K
22K
R347 12K
6
5
4
3
2
1