Panasonic SA-AK52 - Power Circuit and Speaker Output Schematics

+B +B -B +B +B +B
+B
E500
+B
-B
POWER IC
STK470-090
IC501
RSN309W44B
POWER IC
IC500
H_OUT_L(R)
Q501,Q503
T501
SYNC
PCONT
DCDET2
HP_L(R)
/CD
SYNC
/CD
DCDET2
PCONT
Q602
POWER
SUPPLY
CONTROL
Q603
TO
FL DISPLAY
JK920
HEADPHONE
Q505
POWER
SUPPLY
SWITCH
SWITCH
REGULATOR
D313
Q308
POWER TRANSFORMER
T502
POWER
SUPPLY
CONTROL
F1
Q572
SWITCH
(POWER)
Q571
D572,D573
Q570
REGULATOR
D576
RL502
REGULATOR
Q502
+
-
-
+
D510
4
-VD
21
-DI SENS
16
-VCC LOW
7
19 -CIN
24
23(22)
IN GND
LIN(R)
AC IN
-VCC HI
9
IH DET
LOUT(R)
14
5(8)
26(25)
SIL(R)
SOL(R)
1(2)
18 +CIN
+DI SENS
+VCC LOW
15
6
+VCC HI
+VD
20
3
-
LCH
+
JK501
HIGH CH
(6 Ω)
-
+
LCH
REGULATOR
Q504
JK500
AC INLET
HP_L(R)
PLAYBACK SIGNAL LINE
RECORDING SIGNAL LINE
SIGNAL LINES
FM SIGNAL LINE
FM OSC SIGNAL LINE
MAIN SIGNAL LINE
FM & AM SIGNALS LINE
AM SIGNAL LINE
CD SIGNAL LINE
AUX SIGNAL LINE
AM OSC SIGNAL LINE
+B
Rch
-B
+B
-B
-B
-B
+B
+B
+B
R583
D571
FILTER
FILTER
+B
91235678 10 1211
D505
D506
+
D511~D514
POWER
SUPPLY
CONTROL
H_OUT_L(R)
JK500
LOW CH
(6 Ω)
-B
R540
D515~D518
+B
D519~D522
Q506,Q507
SHORT CIRCUIT
PROTECTION
+
-
+B
D509
Q573
REGULATOR
+B
D570
VOLTAGE
SELECTOR
S501
F2
R543
SUB
TRANSFORMER
33
SA-AK52
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