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Sony CDP-M72 - Exploded Views

Sony CDP-M72
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SECTION
4
EXPLODED
VIEWS
3-6.
PIN
FUNCTIONS
OF
IC401
Oe:
*
-XX,
-X
mean
standardized
parts,
so
they
¢
Items
marked
“*”
are
not
stocked
since
they
are
Thecom
i
ifi
i
ponents
identified
by
mark
A\
or
°
(C401
FL
DRIVE,
MASTER
CONTROL
(uPD75216.
ACW-B64)
may
have
some
differences
from
the
original
seldom
required
for
routine
service.
Some
de-
dotted
line
with
mark
A\
are
critical
for
one.
lay
should
be
anticipated
when
ordering
these
safety.
|
PinNo.
Pin
Name
Description
*
Color
Indication
of
Appearance
Parts
items.
Replace
only
with
part
number
specified.
Example:
*
The
mechanical
parts
with
no
reference
num-
Segment
output
to
FL
tube
and
key
scan
output
ian
ete,
ber
in
the
exploded
views
are
not
supplied.
:
Subcode
sync
$0+S1
detection
input
from
IC301
(CXD2500AQ)
HLA
ENS
Unie
Wee
alveninttie
ney
crane
Parts
color
Cabinet's
color
parts
list.
Serial
data
transfer
clock
output
to
IC301
(CXD2500AQ)
*
EA
:
Saudi
Arabia
model
Serial
data
output
to
IC301
(CXD2500AQ)
4-1.
CHASSIS
SECTION
Power
on/off
detect
input
Sircs
remote
commander
detect
input
Not
used
(+5
V)
:
Test
mode
input.
GFS
check
will
not
activate
by
“L”
SENS
signal
input
from
IC301
(CXD2500AQ)
Test
mode
input.
All
test
operation
will
be
activate
by
“L”
mode
when
power
on.
Focus
OK
signal
input
from
IC101
(CXA1372Q)
Frame
sync
signal
clock
status
input
from
IC301
(CKD2500AQ)
Sub
code
(Q
data)
serial
input
from
IC301
(CXD2500AQ)
Sub
code
(Q
data)
readout
clock
output
to
IC301
(CXD2500AQ)
Serial
data
latch
output
to
IC301
(CXD2500AQ)
Attenuate
data
latch
clock
output
(Not
used
in
this
unit)
Laser
diode
ON/OFF
select
output
of
optical
pick-up
20
21
-
24
KO-K3
Key
return
signal
input
25
VLUP
Output
for
motor
volume
up
(Not
used
in
this
unit)
26
VLDQUN
Output
for
motor
volume
down
(Not
used
in
this
unit)
27
LED
Muting
output
of
sircs
remote
commander
28
MUTE
Muting
output
for
IC301
(CXD2500AQ)
29
DFCTSW
Defect
circuit
ON/OFF
select
output
to
IC101
(CXA1372Q)
30
Clock
input
(4
MHz)
Clock
output
VSS
Ground
XT1
Clock
input
(Not
used
in
this
unit)
XT2
Not
used
(open)
LOAD
OUT
Output
for
turn
the
loading
motor
to
unloading
LOAD
IN
Output
for
turn
the
loading
motor
to
loading
OUT
SW
Input
for
loading
out
switch
IN
SW
Output
for
loading
in
switch
RESET
Reset
input
8G-1G
Common
output
to
FL
tube
Not
supplied
Not
used
(open)
Segment
output
to
FL
tube
Segment
output
to
FL
tube
and
key
scan
output
Power
voltage
—30
V
for
built
in
FL
tube
controller
Power
supply
for
the
FL
tube
predriver
Segment
output
to
FL
tube
and
key
scan
output
Power
supply
(+5
V)
-\j
Not
supplied
a
#7

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