Panasonic SA-AK500PC, Руководство по обслуживанию

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: -B SIGNAL LINE : MAIN SIGNAL LINE
DCDET
CN305
Q318
1 3 2 5 3 4 2 1
9 10 11 12 13 14 15 16
8 7 6 5 4 3 2 1
IC802
R325 1.8K
R399
10K
R388
56K
R377
220K
R373
3.3K
R326
1.8K
R328
1.8K
R327 100
R329
100
R324
1K
R322
100
Q372
Q319
Q319
KTA12710YTA
CD SUPPLY SWITCH
D377
1SS355TE17
D375
1SS355TE17
D376
1SS355TE17
D374
RL1N4003N02
D803 RL1N4003N02
D804
EK14LFH2K
L803
RLL500050T-Y
L804
RLQX101M-T
L805
RLL500050T-Y
C322
0.1
C375
50V100
C374
16V33
C378
16V10
C372
16V220
C373
50V10P
6.3V220
C832
50V100
0
CDSCK
C7.5V
CD7.5V
SW5V
/CD
DISCK
CDSCK
MP3SCK
DILRCK
CDLRCK
MP3LRCK
DACSEL
+15V
3Y 3B 3A 4Y 4B 4A G VCC
GND
2Y 2B 2A 1Y 1B 1A
L=A;H=B
R380
10K
R379
47K
R376
22
D370
1SS355TE17
R372
4.7K
R374
100K
D371
1SS355TE17
C377
0.01
R378
100
C376
0.01
R333
100
R393
R331
0
R330
0
R335
1K
R332
100
R334
1K
Q318
KRA111STA
CD SUPPLY CONTROL
Q317
Q316-Q317
KRC102STA
SWITCH
IC804
SI8050JLF118
VOLTAGE REGULATOR
IC804 IC803
IC803
BA033T
VOLTAGE REGULATOR
C828
C830
10V100
C829
10V100 C831
10V680
C833
0.22
Q316
Q375
Q375
2SC2412KT96R
DC DET SWITCH
Q374
Q373
R375
10K
Q373
2SD592AQRSTA
SWITCH
(FAN ON/OFF)
Q372,Q374
2SA1037AKSTX
SWITCH
(FAN ON/OFF)
Q371
2SD592AQRSTA
SUPPLY -7V
Q371
R381
2.2M
C371
0.1
R371
4.7K
C370
0.01
R398
10K
R370
100K
Q370
Q370
2SA1037AKSTX
SWITCH
VCC GND O/P
VIN SW OUT GND VOS ON/OFF
CDDATA DIDATA MP3DATA SBCK
D+3.3V
IC802
TC74HC157AFT
QUAD 2 CHANNEL MULTIPLEXOR
: +B SIGNAL LINE
2
1
D308
RL1N4003N02
CN300
-9V
+9V
PGND
DGND
+9V
+9V
-9V -9V
CD7.5V
UP_GND
/CD
/CD
8V
8V
CD3.3V
SW5V SW5V
FAN
LED9V
LED9V
MO10V
MO10V
+15V
DCDET
MUTEH
CENTER
SWOOFER
LO_R/S_R
LO_L/S_L
HI_L/F_L
HI_R/F_R
HP_SW
MUTE_H
DCDET
A.GND
+15V
T.GND
TO
POWER
CIRCUIT
(CN501) ON
SCHEMATIC
DIAGRAM-13
TO
POWER
CIRCUIT
(CN500) ON
SCHEMATIC
DIAGRAM-13
CN301
1000P
D304
DAP202KT146 D303
DAP202KT146 D302
DAP202KT146 D301
1SS355TE17
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 7
C333
12
11
10
2
4
6
8
9
7
5
3
1
12
11
10
2
4
6
8
9
7
5
3
1
<0.01V>
((0.01V))
<0.03V>
((0.01V))
<0.02V>
((0.01V))
<0.01V>
((0.02V))
<0.02V>
((0.01V))
<0.02V>
((0.01V))
<0.02V>
((0.01V))
<0.03V>
((0.02V))
<0.02V>
((0.02V))
<7.09V>
((6.97V))
<6.33V>
((6.23V))
<7.09V>
((6.99V))
<-8.77V>
((-8.77V))
<0V>
((0V))
<-0.22V>
((0.23V))
<3.54V>
((3.55V))
<-8.76V>
((-8.77V))
<-8.77V>
((-8.77V))
<0V>
((3.8V))
<4.48V>
((4.48V))
<4.95V>
((4.95V))
<4.94V>
((4.95V))
<0V>
((1.6V))
<1.73V>
((3.34V))
<0.35V>
((0.35V))
<0.18V>
((0V))
<0V>
((0V))
<5.07V>
((5.03V))
<0V>
((0V))
<0.35V>
((0.36V))
<0V> ((0V)) <0V> ((0V)) <0V> ((0V)) <0V>
((0.01))
<0V> ((0V)) <0V> ((0V)) <0V> ((0V)) <0V> ((0V))
<0V> ((0V)) <0V> ((0V)) <0V> ((0V)) <0V> ((0V)) <0V> ((0V)) <0V> ((0V)) <0V> ((0V)) <0V> ((0V))
<0V>
((3.3V))
<0V> ((0V)) <0V>
((4.24V))
<15V> ((15V))
<5V> ((5V)) <0V> ((0V)) <5V> ((5V))
<2.39V>
((0V))