Sony OA-D32W Service Manual page 11

R3B
4.7K
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MFD Checker II Circuit Diagram
MFD Checker II Circuit Diagram
(sIDE SE/.)
1:
4
... - - - -
T"9~/c
!esidt9)
(SIDE SEL
'FJeSide/)
T.P.G
R3S
II<
OFF TP9
R31
10K
~ R33
IK
SELECT!
l
DIP
(SELECT) I
R3
IIC
lC4
06
DKC
(CHORST) { RZB
d/gdast
J
II<
(--c:----H-GR-ST--.,~
(
RDDATA~:jl
TPB TP3
I
MOTOR ON
2
SELECT &
3
DKCHG
4
SELECT I
S
CHGRST
6
DIRTN
7
GND
8
STEP
I +5 V I--
9 GND
10
WRTDATA
2
GND
r-
-
/I
GND
12
WRTGATE
3 GND t--
- I -
13
GND
14
HD LOAD
IS GND
16
SIDE SEL
17
GND
18
INDEX
19 GND
10
TRK (HI
21
GND
22
WRTPRT
4 +IZV
RlWEROIJT
CI CZ
I +SV
'~ 0.021
~~
Z
OND
TP4
"23
GND
24 RD DATA
GND
"2S
GND
26
READY
3
aND
f - - -
4 +lZV
EXT WCP IF ZF
MFD Checker II Circuit Diagram
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