Panasonic SA-AKX32PH Manuale di servizio - Pagina 20

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Panasonic SA-AKX32PH Manuale di servizio

3.11. D-Amp Circuit (For SA-AKX52PH/PN-K, SA-AKX52PR-K)

With reference to original service manual (section 17.8.) on page 111-112 for Model No. SA-AKX52PH/PN-K
With reference to SA-AKX52PH/PN-K service manual (section 17.8.) on page 111-112 for Model No. SA-AKX52PR-K
1
2
3
SCHEMATIC DIAGRAM - 19
A
I
D-AMP CIRCUIT
B
IC5500
C0JBAB000902
R5510
1K
HEX INVERTER
D5502
C5550
0.01
B0ACCK000012
C
1
1A
VCC
14
C5556
0.01
2
1Y
6A
D5501
13
B0ACCK000012
C5557
100P
3
2A
6Y
12
X5501
C5551
R5515
H2A7003A0011
390P
0
4
5A
2Y
11
C5553
R5513
100P
100
5
3A
5Y
10
X5500
H2A6023A0011
6
3Y
4A
9
C5552
R5505
R5512
D
100
390P
0
7
GND
8
4Y
E
F
G
K5254
0
ADD
(K5254)
H
1
2
3
4
5
6
: +B SIGNAL LINE
: -B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
FHOP
VDD
OSC
Q5603
B1ADCE000012
R5611
SWITCH
1.2K
Q5604
R5602
B1ABCF000176
10K
MOD_DA
SWITCH
Q5601
B1ABCF000176
MUTE_F
SWITCH
R5609
10K
4
5
6
7
8
9
MODE1_2
R5111
100K
MODE2
R5113
150K
R5020
100K
R5019
150K
Q5102
B1ABCF000176
DC DETECT
Q5101
B1ABCF000176
DC DETECT
AGND
R5671
0
7
8
9
20
10
11
12
FR(L)-
FR(L)+
FR(H)-
FR(H)+
FL(L)-
FL(L)+
FL(H)-
FL(H)+
MODE2
C5331
C5601
1000P
16V10
FRH_+
FRL_-
FLH_+
FLL_-
1/2
2/2
SA-AKX52PH/PN D-AMP CIRCUIT
10
11
12
13
14
JK5001
1
FRONT R (LOW) -
2
FRONT R (LOW) +
FRONT R (HIGH) -
3
4
FRONT R (HIGH) +
TO SPEAKERS
5
FRONT L (LOW) -
6
FRONT L (LOW) +
7
FRONT L (HIGH) -
8
FRONT L (HIGH) +
TO D-AMP
CIRCUIT (2/2)
3
1
P1
3 2
1
ZJ5410
4
13
14