Denon DCD-3520 - CXA1082 AS;1182 S Terminal Functions

30
CXA1082AS/1182S
Terminal
Function
Mere
ee
Terminal
Function
2
|
OFCT
|
Defect
signal
input
terminal.
Defect
measure
circuit
activates
at
“H".
3
TE
|
Tracking
error
signal
input
terminal.
4
TZ2C
|
Tracking
zero
cross
comparator
input
terminal,
5
ATSC
Input
terminal
of
ATSC
detecting
window
comparator.
6
FE
Focus
error
signal
input
terminal.
8
FGD
|
In
case
of
reducing
higher
range
gain
of
focus
servo,
connect
a
capacitor
between
this
terminal
and
terminal
number
(9).
9
FS3
[
Shifts
higher
range
gain
of
focus
servo
by
FS3
ON/OFF.
10
FLB
Terminal
for
external
time
constant
to
increase
lower
range
of
focus
servo.
11
FEO
Focus
drive
output.
12
|
FE&(-)
Reverse
input
terminal
for
focus
amplifier.
13
SRCH
Terminal
for
external
time
constant
to
make
focus
search
waveform.
14
Tou
Terminal
for
external
time
constant
to
shift
higher
range
gain
of
tracking.
15
|
162
Terminal
for
external
time
constant
to
shift
higher
range
gain
of
tracking,
17
TAO.
|
Tracking
drive
output.
18
TA(-)
Reverse
input
terminal
for
tracking
amplifier.
19
SL(+)
|
Non-reverse
input
terminal
of
sled
amplifier.
20
SLO
/
Sied
drive
output.
21
“it
SL(-)
Reverse
input
terminal
of
sled
amplifier.
SENS
DIRC
XRST
DATA
XLT
CLK
SSTOP
Terminal
for
limit
switch
ON/OFF
to
detect
disc
inner
most
circle.
Terminal
to
compensate
peak
in
focus
tracking
phase,
and
for
setting
Fo
in
CLV
LPF.
Terminal
to
output
FZC,
AS,
TZC,
SSTOP,
BUSY
by
command
from
CPU.
nN
¢.
OUT
|
Terminal
to
output
signal
for
track
number
count,
Terminal
is
used
at
the
time
of
1
track
jump.
A
47
kQ
pull
up
resistor
is
included.
Reset
input
terminal.
Resets
at
“L’’.
Serial data input from CPU.
Latch input from CPU.
Serial data transfer clock input from CPU.
Terminal for external time constant of loop filter,
Input terminal of PDO for CXD1125 phase comparator.
VCOF
Delivers
a
current
to
set
the
height
of
focus
search,
track
jump,
and
sled
kick,
Resistance
value
between
this
terminal
and
terminal
(37)
is
nearly
proportion
to
VCO
free-run
frequency,
C864 Output terminal of 8.64 MHz VCO.
—
39
LOCK
Reckless
drive
protection
circuit
activates
at
“L”.
A47kQ
pull
up
resistor
is
included,
40
MOP
Terminal
to
connect
MDP
terminal
of
CXD1125.
ey oe
41
MON
Terminal
to
connect
MON
terminal
of
CXD1125.
42
Fsw
Terminal
for
external
LPF
time
constant
of
CLV
servo
error
signal.
44
SPDL(-)|
Reverse
input
terminal
for
spindle
drive
amplifier.
45
SPDLO
|
Spindle
drive
output.
Tr
46
WDCK
Clock
input
for
auto-sequence.
Normally
applied
88.2
kHz.
47
FOK
FOK
signal
input
terminal.
MIRR
MIRR signal input terminal.
|
|
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