Panasonic SA-PM65MD Service Manual page 115

SCHEMATIC DIAGRAM-12
A
B
C
D
E
F
G
H
I
J
K
C935
L
0.01
M
R671
R670
N
10K 2.7K
R672
10K
O
R674
10K
<3.33V>
(3.33V)
((3.33V))
3.3V
<4.91V>
(4.86V)
((4.87V))
<1.66V> R977
(1.66V)
Q973
1K
((1.67V))
<1.66V>
<0V>
(1.66V)
((1.67V)) (0.03V)
((0V)) R978
P
Q
Q974 1K
R
S <0V>
(0.07V)
T ((0V))
U
Q973
2SA1576A106R
3V TO 5V
SWITCHING (CD OPEN)
Q974
2SC4081106R
SWITCHING (CD CLOSE)
: AUX Signal line
: +B signal line
II
JJ
KK
HH
16 15 14 13 12 11 10
IC401
1 2 3 4 5 6 7
R502
8.2K
D_GND
IC901
UPC29M33HF
3.3V REGULATOR
IC901
3 2 1
3.3V
: Main Signal line : CD Signal line
: MD Signal line : MD Rec Signal line
9
IC401
BU4052BCF-E2
FUNCTION SWITCHING
8
Q911
2SD592ARTA
REGULATOR
Q911
<15.67V> <26V>
(27.62V)
(15.72V)
((15.72V)) ((27.62V))
<16.26V>
(16.31V)
((16.31V))
L911
RLL500050T-Y
Q961
<9.11V>
<7.44V>
(7.49V) <8.43V> (9.11V)
((7.44V)) ((9.07V))
(8.43V)
((8.38V)) C962
<8.44V>
0.1
(8.41V)
<7.32V>
((8.40V))
(7.30V)
((7.28V))
Q962
<6.78V>
(6.75V)
((6.74V))
Q961 Q962
2SC4081106R
2SA952LTA
REGULATOR REGULATOR
D5V
C936
1000P
Q910
DTA143XUA106
REGULATOR
FUSE RESISTOR
R943
22
<16.23V>
(16.21V) <0.65V>
((16.28V))
(0.68V)
D922
((0.68V))
1SS355TE17
Q910 D921
UDZTE1716B
<16.22V>
(16.20V)
((16.27V))
<0.05V>
(0.05V)
((0.05V))
<2.73V>
(2.74V)
((2.73V))
Q913
<0V>
(0V)
((0V))
Q913
DTC114YUA106
SWITCHING