48
•
MAIN BOARD IC712 CXD1095R (EXPANDER)
Pin No.
Pin Name
I/O
Description
1
STBL DTC
I
Stabilizer detect signal input from the stabilizer detect sensor (IC009)
2
—
I
Not used (open)
3
—
I
Not used (open)
4
LD SW1
I
Loading panel close signal input from the close switch (S004)
5
LD SW0
I
Loading panel open signal input from the open switch (S003)
6
SLD SW1
I
Sled motor (out) signal input from the out switch (S001)
7
SLD SW0
I
Sled motor (in) signal input from the in switch (S001)
8
VSS
—
Ground terminal
9
LOAD
O
Load signal output to the loading motor drive (IC515)
10
UNLOAD
O
Unload signal output to the loading motor drive (IC515)
11
STBL DRV
O
Stabilizer drive signal output terminal
12
SPCTL1
O
Spindle motor control signal output to spindle motor drive (IC501)
13
SPCTL0
O
Spindle motor control signal output terminal Not used (open)
14
SPGC2
O
Spindle motor control signal output to spindle motor drive (IC501)
15
SPGC1
O
Spindle motor control signal output to spindle motor drive (IC501)
16
PIHG
O
PIHG signal output terminal Not used (open)
17
NC
—
Not used (open)
18
SRVRST
O
Servo reset signal output to the servo digital signal processor (IC512)
19
PISEL
O
PI select signal output terminal
20
TEAGC0
O
Tracking error signal output terminal
21
TEAGC1
O
Tracking error signal output terminal
22
ERROR
I
Error signal input from the servo digital signal processor (IC512)
23
VSS
—
Ground terminal
24
VDD
—
Power supply terminal (+5V)
25
FON
I
FON signal input from the servo digital signal processor (IC512)
26
TIUNLK
I
Tilt motor control signal input from the tilt motor drive (IC505)
27
—
I
Not used (open)
28
D0
I/O
29
D1
I/O
Two-way data bus with the CPU (IC701)
30
D2
I/O
31
NC
—
Not used (open)
32
NC
—
Not used (open)
33
D3
I/O
34
D4
I/O
35
D5
I/O
Two-way data bus with the CPU (IC701)
36
D6
I/O
37
D7
I/O
38
XCLR
I
Clear signal input terminal (pull up)
39
XDIS
I
Reset signal input from the ARP (IC702)
40
VSS
—
Ground terminal
41
XWR
I
Strobe signal input from the CPU (IC701)
42
XRD
I
Strobe signal input from the CPU (IC701)
43
XCS
I
Chip enable signal input from the CPU (IC701)
44
A0
I
45
A1
I
Address signal input from the CPU (IC701)
46
A2
I
Содержание SCD-1/777ES
Страница 21: ...21 21 SCD 1 777ES 7 5 SCHEMATIC DIAGRAM LOAD CN LOAD MOT LOAD SW STB Boards Page 29 ...
Страница 27: ...27 27 SCD 1 777ES 7 11 SCHEMATIC DIAGRAM MAIN Board 4 7 Page 26 Page 25 Page 35 Page 32 Page 37 ...
Страница 37: ...37 37 SCD 1 777ES 7 21 SCHEMATIC DIAGRAM DISPLAY SW L SW R Boards See page 40 for Waveforms Page 27 Page 39 ...