Panasonic SA-AK500PC Service Manual page 196

SCHEMATIC DIAGRAM - 1 4
SPEAKER TERMINAL CIRCUIT
H501B
/W501B
1
HL_OUT
TO
2
POWER HIL_GND
CIRCUIT
3
HR_OUT
(H501A) ON
4
SCHEMATIC
HI_R GND
DIAGRAM-1 3
5
1
LL_OUT
TO
2
POWER LO_L GND
CIRCUIT 3
LR_OUT
(H502A) ON
4
SCHEMATIC LO_R GND
DIAGRAM-1 3
5
H502B
/W502B D954
1D3E
R954 R953 R952
12 22
18
<6V>
((6V))
Q950
KTC3205YTA
SYSTEM 6V
VOLTAGE REGULATOR
Q951
2SB621ARSTA
VOLTAGE REGULATOR
(-VP)
7
DGND
6
TO
FL2
PANEL
5
FL1
CIRCUIT
4
(H600/
P_CONT
W600) ON
3
SYS6V
SCHEMATIC
2
DIAGRAM- 10
SYNC
1
-VP
CN952
R961
3.3K
: +B SIGNAL LINE
C982 C983 C984 C985
0.047 0.047 0.047 0.047
R982 R983 R984 R985
10 10 10 10
D953
1D3E
R950
D950
1K
1D3E
<11.75V>
Q950
((12V))
C953
0.01 C952
0.01
D951
C951
1D3E
16V1000P
R951
C954
10V47 150
<-43.9V>
Q951
((-44V))
<-31V>
R958
((-31V))
R959
4.7
C956
<-32.85V> 4.7K
0.01
((-33.75V)) C957
63V100
C961
R960
D957
100V10
150
MTZJ33BTA
<6V>
((6V))
<0.7V>
((0.7V))
Q953 2SD2144STA
PCONT SWITCH
<0V>
((0V))
CD DETECT
CIRCUIT
W2 W2
3
2
1
SW4
D1
GP1S94
4
3
2
1
SW5
W1
SPINDLE
POSITION
CIRCUIT
: -B SIGNAL LINE
D959
KBP152G4R5
1 2 3 4
C964
0.01
D960 KBU803-001
1 2 3
C955
0.1
D956
RL1N4003N02
Q953
2
7 6 5 4 3
TO
POWER CIRCUIT
(H500/W500) ON
SCHEMATIC DIAGRAM-1 3
IC1
TA7291P
MOTOR DRIVE
10 9 8 7 6 5
C2
C1
0.01
50V5.6P
M
R1 1K
RM1
D2
MTZJ4R7BTA
Q1
3
2
1
SW2
SW1
SW3
4
3
Q1
RVTDTC143EST
2
POWER SUPPLY
CONTROL
1
CD LOADING
CIRCUIT
: MAIN SIGNAL LINE
E950
1 +
HIGH
2
+
CHANNEL
SPEAKER
3
-
-
4
JK951
1 -
LOW
2
-
CHANNEL
SPEAKER
3
+
4
+
JK952
SUB TRANSFORMER
CIRCUIT
4
H950/
W950
1 1
AC GND
2 2
AC GND
3 3
S1
4 4
S1
FP950
4000
5 5
6 6
SUB+B
7 7
-VP
8 8
FL1
9 9
FL2
10 10
11 11
SYS6V
FP951
1000
12 12 C962
50V100
13 13
CN951
1
CN953
4 3 2 1
L
1
PLUNGER
2
BOTTOMSW
3
POSITION
4
PSLED
5
D_GND
6
SW2
7
P_GND
8
SW1
9
OPEN
10
CLAMP
11
CCW
12
DRIVEPOWER
13
HALF
14
CW
CN1
T950
G4C7AGD00003...PC
G4C7AGD00004...P RL950
RSY0040M-0
2 1
4 3
D958
RL1N4003N02
R964
3.3M
F1
125V 4A
T951
JK950
G4C2AAJ00001
FC2 FC1
Z950
ERZV10V511CS
TO
MAIN CIRCUIT
(CN309) ON
SCHEMATIC
DIAGRAM-4
120V
60HZ