Panasonic SA-AK18 Service Manual page 117

R660
1K
S636
DISC 1
R656
S617 1K
S635
EJECT 1
DISC 4
R653
R617
S613 1.2K
6.8K S633
EJECT 4 DISC 2
R613 R649
S630
1.8K
10K
S610
EJECT 2
DISC 5
R644
R609
S607 2.2K
S627
22K
DISC 3
EJECT 5
R638
R606
S604 2.7K
S623
68K
CD MANAGER
EJECT 3
R631
4.7K
K2
K3
S611
S634
R652
R610
TAPE/
TUNE UP
1K
1K
DECK1/2
S608
R607
S632
CD
1K
R648 MEMORY
1K
S605
TUNER/BAND
R603
S629
1.2K
R640
TUNE MODE
1.2K
S602
R641
AUX/MD
1.8K
S637
R633
FM MODE/BP
1.8K
S620
R624
TUNE DOWN
2.2K
S616
R616
D2 EJECT
2.7K
S612
R611
REV MODE
4.7K
S609
R608
6.8K
REC/STOP
S606
R605
TAPE EDIT
10K
S603
D1 EJECT
TACT SWITCH (2)
CIRCUIT
<7V>
VBASS
11 G5
7V
((7V))
<7V>
3D_AI
12 G4
7V
((7V))
<7V>
IC601 /CD
13 G3
7V
((7V))
<7V>
G2 CLK
14
0.4V
((0.4V))
<0.4V>
DATA
G1
15
5V
((5V))
<5V>
GND
16 VCC
R658 C611
IC601
0.1
100
BU2090AF-E2
IO EXPANDER
R623 R600 R604 R629
2.7K 2.2K 1.8K 1.2K
R636 R615 R618
68K 22K 10K
HP_SW
CP600 CN600
TUNER
1 1
CD
2
2
TAPE
3 3
K2
4
4
K3
5 5
CTL_+B
6 6
SUB_K2
7 7
VREF-
8 8
9 9
JK600
HEADPHONE
4
5
2
3
6
7
1
R666
6
7V R667
((6.9V))
R668
<7V>
R669
5
4.9V
R670
((0.1V))
R671
<4.9V>
4
R672
0V
((0V))
R673
<0V>
R674
3
0V
R675
((0V))
R676
<0V>
2
0V
((0V))
<0V>
1
C613
680P
R663 1K
C614
R662 1K
680P
R634 R639
1K 1K
K4
R630 R635
6.8K 4.7K
R693
S638
1K
POWER
K1
R647
2.2K
R677
2.2K
R645
12K
100µH
L602
C606
0.022
100µH
L600
C604
0.022
L601
10µH
Q602
8.5V((8.5V))<8.5V>
8.5V((8
R679
7.8V
390
((7.7V))
<7.8V>
D617
SLR325DCT31
Q602
KTA12710YTA
POWER SUPPLY
R682
4.7K