Akai CD-57 - Page 24

MS50957-270SP (SYSTEM MI-COM)
Pin_No_
|
Symbol_[WO|__________beseriptien
|
1
|
Vec
|
| [+
5V
power
supply
|
2
|
MUTE2
|
O
[|
Mute
control
output
during
peak
level
search
|
3
|
EMP
|
O|
De-emphasis
control
ouput
CLK
|
O
|
Clock
signal
output
|
5
|
XLT
[|
O
|
Latch
signal
output
|
6
| DATA
___|
O
[|
Command
data
output
(8
bit
serial
data)
|
7
|
XRST
|
O
|
Reset
signal
output
eee
ae
|__9
|
MUTG
___|
O
|
Muting
contro!
output
|
10
[|
CRCF
|
1
|
Result
input
of
CRC(Error)
check
|
11
|
supa
[1
|
Subcode
Q
data
input
|
12
[|
SQCK
|
O
|
Reading
clock
output
of
subcode
Q
data
|
13
|
GFS___|
1
|
PLL
(Frame
sync)
condition
detect
signal
input
|
14
|
LD-ON
|
O
|
Laser
diode
ON
/
OFF
control
output
|
15
|
FOK
__|
1
|
Focus
lock
detection
input
_H
:
Focus
lock
16
MO1
Motor
logic
contro!
output
for
LOADING
and
LINE
OUT
VR
motor
17
MO2
18
MO3
19 SLED-SW
20 A-IN
21 SENS
22 OPEN-SW
23 CLOSE
innermost
posision
ON
/
OFF
detection
input
of
SLED
motor
Rectified
audio
signal
input
for
peak
level
detection
Auto sequence end detection input
Input of disc tray open detect signal
Input of disc tray close detect signal
Remote control receive searial data input
=
Le)
<
a” n
27 Reset signal input
X'tal connection terminal
X'tal connection terminal
30
31
32
GIN
earths
ree
sree
ee
ee
ll
el ae
34 KS4
35 KS3 Key return input
36 KS2
37 KS1
ees ip. a
ee ar
| 40. {| Not used
Segment data output for FL display
soossssscsced| | PP =--| feHoll-li-
Pin No.| Symbol [to] Description
56 ie)
Digit output for FL display and key scan
O0O000000
PCM 67P (D/A CONVERTER)
[Pin No. | Symbol | Description _|
| 1 | +Vcc + B for analog (+ 5V
3
4
5
7
| 3 | OUT (L)_[L ch Current output _|
| 4 | SERVO DC|Seno filter S|
| 5 | REFDC [Refrence filter _—|
| 6 ‘| I-OUT(R) | Rch Current output _|
| 7 | VCOM(R) |[RehVcommon |
| 8 |AGND [Analog GND |
| 9 | D.GND _| Digital GND
| 10 | DATA(R) |Rch Data input _|
| 11 =| BCK —_s[ Bit-clock input |
| 12 | SYS-CLK | System clock input _|
| 13 =| WDCK | Word clock input _|
| 14 | DATA (L) [Lch Data input |
| 15 =| TP1 si Testterminal1 —_——i
| 16 =| VDD [+8 for digital (+ 5V) |
1
10
11
12
13
14
16