Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic Audio pan_su-v300_236
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SCHEMATIC DIAGRAM 1
Note: The number which noted at the connectors on the schematic diagram as "SCHEMATIC DIAGRAM 1" or "SCHEMATIC DIAGRAM 2"
indicates the schematic diagram serial number located on the left corner in the schematic diagram.
:POSITIVE VOLTAGE LINE :PHONO SIGNAL LINE
To E MAIN CIRCUIT
To E MAIN CIRCUIT
(CN902) on SCHEMATIC
DIAGRAM 3
B VOLUME CIRCUIT
(CN901) on SCHEMATIC
DIAGRAM 3
AC RELAY
BACKUP
CN905
DATA1
SP A
SP B
+B(2)
1
GND
CK1
ST1
CP901 CP902
A OPERATION CIRCUIT 2
3
1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 (VOLUME)
4
VR501 2
VR501 1
100K(B)
100K(B)
5
6
7
6.2V
10K
10K
D807 L801 8
D802 MA165TA
D801 MA165TA
ISS291TA 100uH
D821
R801
R803
ISS291TA
D804
MA165TA
D803
MA165TA
D C E B A
5.4V 5.4V
D806 5.2V C806
MA165TA 10K 0V 50V2.2
R807
100K 10K
MA165TA
6.3V1000
50V0.47
D808
C803
0.01
R805
C801
C805
C804
0.01
10K
Q803
UN4211TA
RESET
R829
10K
A B C D E A B C D E
R806
10K
0V 0V 5.3V 0V 0V 5.2V 0V 0V 0V 5.4V 0V 1.4V 5.2V 5.3V
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
P07
P06
P05
P04
P03
P02
P01
P00
P41
P40
P23 / CNTR1
P32 / CNTR0
P31 / INT1
P30 / INT0
RESET
VCC
2.2V
P P
F=4MHz
P17 / SRDY
P15 / SOUT
P16 / CLK
P14 / SIN
P23 / IN3
P22 / IN2
P21 / IN1
P20 / IN0
P13 / T1
P12 / T0
X OUT
VREF
X IN
P10
VSS
P11
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
5.1V 0V 5.3V 5.3V 5.3V 5.3V 5.3V 5.4V 5.4V 5.4V 2.5V 2.4V
R828
1K
3.6V
A B C D E F P P
IC801 1 3
M37470M2536S F=4MHz
MICRO COMPUTER X801
R810 (4MHz)
10K
R809 2
10K
R811 R812 R813 R814 R815
820 1K 1.2K 1.5K 1.8K
(TAPE1 MONITOR)
(PHONO)
(TUNER)
(TAPE2)
(AUX)
S806
S805
S804
S803
S802
S801
(CD)
Q804-809
UN4111TA
LED DRIVE
A B C D E F
0V Q804 5.3V Q805 5.3V Q806 5.3V Q807 5.3V Q808 5.3V Q809
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
CP906
5.3V 0V 0V 0V 0V 0V
C 1
(TAPE1 MONITOR)
B 2
5.4V 5.4V 5.4V 5.4V 5.4V 5.4V 3
(PHONO)
(TUNER)
(TAPE2)
(AUX)
D809
D810
D812
D813
D814
D811
(CD)
E 4
D 5
A 6
7
R827
R826
330
180
R830
4.7K
5.4V
D809 813 D814
LN018304P LN014304P
SCHEMATIC DIAGRAM 2
To E MAIN CIRCUIT (CN903) :POSITIVE VOLTAGE LINE
To E MAIN CIRCUIT (CN904)
on SCHEMATIC DIAGRAM 3 on SCHEMATIC DIAGRAM 3 :NEGATIVE VOLTAGE LINE
OPERATION
STANDBY
Rch OUT
H.Rch IN
Lch OUT
H.Lch IN
:PHONO SIGNAL LINE
H.GND
Rch IN
Lch IN
+B(2)
+B(1)
GND
GND
GND
C TONE AMP CIRCUIT
+B
CP903 CP904
1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8
15.4V
R502
R501
2.2K
2.2K
CP905 A B A B C B A
1 A
2
3 B
4 A 15.4V
5 B
6
7
8
Q815 Q505 Q506
2SA1309ARTA 0V 0V
14.3V 14.3V
Q505,506
MUTING CONT.
2SC3327ABTP
0V 14.3V MUTING
R525
R526
R510
2.2K
D820
1K
1K
R532
MA165TA
10K
0V
R509
R825
2.2K
47K
C518
0.01
R528
390K
S401
(TONE)
R495 R496
22K defeol 22K
R497
R498
3.9K
3.9K
on
IC471
35V4.7
C481
UPC4570C
TONE AMP
0V 15.4V
1 8
R479
C479
470K
C483
56P
50V1 C484
0V 0V 50V1
2 7
35V4.7
C477
C480
R480
C482
220P
470K
56P
0V 0V
3 6
C478
220P
0V
4 15.4V 5
R485
R489
R486
R490
3.9K
3.9K
22K
22K
3900P
3900P
C489
C490
C495 C496
0.012
0.012
C485
C486
0.01 0.01
(TREBLE)
(TREBLE)
VR471 1
VR471 2
VR472 2
VR472-1
100K(C)
100K(C)
100K(C)
100K(C)
(BASS)
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