Sony DXA-H2750 Service Manual page 17

Stereo cassette deck amplifier
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—_
7
oh
8
19
Q401 , 402
CAPSTAN MOTOR
SWITCH
CNé01
Q402
2SBIl22S
SHUT
+5V
HALF
70EQ
METAL
STOPSW
o
r
n PBR
f H -7.5V
REEL+
REEL-
+5V(MOTOR)
H/L
-7V (MOTOR)
Teoh
Oooo
OOo
6]
i
SHUT
+5V
HALF
TOEQ
METAL
GND
STOPSW
MY
404,411
eS :
ope
TTT
f
REEL -
+5v (MOTOR)
H/L
-7V (MOTOR)
lie
ihe
g
CU Ur
LINE MUTE —
=)
{MD-A BOARD]
PB
EQ AMP
1C3IA ab
¥PC45
706.
ci8
5.2
| ,
NORMAL/HIGH
HIGH!S ~— spEED SWITCH
IC31A(2/2)
pPC457062
CNPBI
STOP 1
pate
STOP DET
METAL 3
OU
ses METAL DET
HALF 5
45V 6
sez CrO2 DET
s7
ERASE PROOF
8
584
(SIDE A)
9
ERASE PROOF
885 "(SIDE B)
HALF DET
6
O
$86
OS eae
i
IC 81B
1
,
5
2,
|
0.7 NULSIGSK-B
5.4
(
5.
;
5 4 3.3
ICB1
ROTATION DET
4
Pug siesKe &.4
ROTATION DET
[MD-B BOARD]
ee
=
CNP71
PB EQ AMP
Ie3igti/2)
uPC457062
CNP32
(SU-7P
NORMAL / HIGH
SPEED SWITCH
1C31B(2/2) .
+7.5V
pPC457062
L-CH 8)
- GND
R-CH (REC)
RELAY
+5V
SIRECTION
QUICK
NC
NC
—22—

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