31
• MAIN BOARD IC301 CXP84648-066Q
(SYSTEM CONTROLLER, FLUORESCENT INDICATOR TUBE DRIVER, KEY CONTROL)
*1 Loading motor (M11) control
LOAD IN (pin
w;
)
“L”
“L”
“H”
“H”
LOAD OUT (pin
wa
)
“L”
“H”
“L”
“H”
OFF
OUT
IN
BRAKE
Operation
Terminal
Pin No.
Pin Name
I/O
Description
1
BUSIN
I
Sircs remote control signal input terminal Not used (pull up)
2
RMIN
I
Remote control signal input from the remote control receiver (IC802)
3
ADJ
I
Setting terminal for the test mode “L” active
4
XLT
O
Serial data latch pulse signal output to the CXD2587Q (IC101)
5
HOLD
O
Laser power control signal output to the CXD2587Q (IC101) “H” active
6
TSENS
I
Detect signal input from the table sensor (D10)
7
NC
O
Not used (open)
8
CLK
O
Serial data transfer clock signal output to the CXD2587Q (IC101)
9
NC
O
Not used (open)
10
DATA
O
Serial data output to the CXD2587Q (IC101)
11
SQCK
O
Sub-code Q data reading clock signal output to the CXD2587Q (IC101)
12
SUBQ
I
Sub-code Q data signal input from the CXD2587Q (IC101)
13
NC
O
Not used (open)
14
OUT.SW
I
Detect signal input from the open/close detect switch (S11)
15, 16
S1, S2
I
Detect signal input from the tray address detect switch (S200)
17
NC
O
Not used (open)
18
TBLL
O
Table motor drive signal (counterclockwise) output to the BA6780 (IC11)
19
TBLR
O
Table motor drive signal (clockwise) output to the BA6780 (IC11)
20
LOAD IN
O
Loading motor (M11) drive signal output to the BA6780 (IC11) *1
21
LOAD OUT
O
Loading motor (M11) drive signal output to the BA6780 (IC11) *1
22
NC
O
Not used (open)
23
KEY1
I
Key input terminal (A/D input) (S820 to S824)
TIME, REPEAT, PROGRAM, SHUFFLE, CONTINUE keys input
24
KEY2
I
Key input terminal (A/D input) (S813 to S819)
DISC 5 to DISC 1, PEAK SEARCH, EDIT/TIME FADE keys input
25
KEY3
I
Key input terminal (A/D input) (S807 to S821, S825)
DISC SKIP, EX-CHANGE, CLEAR, CHECK,
M
,
m
,
l
AMS
L
keys input
26, 27
NC
O
Not used (open)
28
KEY6
I
Key input terminal (A/D input) (S801 to S806)
A
OPEN/CLOSE,
x
,
X
,
H
, FADER, MUSIC SCAN keys input
29
NC
O
Not used (open)
30
RST
I
System reset signal input from the reset signal generator (IC601) “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”
31
EXTAL
I
Main system clock input terminal (10 MHz)
32
XTAL
O
Main system clock output terminal (10 MHz)
33
VSS
—
Ground terminal
34 to 37
NC
O
Not used (open)
Summary of Contents for CDP-CE245 - Compact Disc Player
Page 16: ...16 MEMO ...
