10
Drive Connectors –SD-C2732
Figure 1.SD-C2732 DVD Writeable Drive Rear Panel – Connector
ATAPI
Connector
A 50-pin ATAPI interface connector is found at the rear of the SD-C2732 DVD-ROM drive.
Connecting cable should use Japan Aviation Electronics Industry Limited KX14-50Series L
or equivalent connector.
Table 1.Interface Pin Assignments
PIN
NO.
I/O
SIGNAL NAME
PIN
NO.
I/O
SIGNAL NAME
1
O
Audio L-CH
2
O
Audio R-CH
3
Audio Ground
4
Digital Ground
5 I
/RESET
6
I/O
DD8
7 I/O
DD7
8 I/O
DD9
9 I/O
DD6
10
I/O
DD10
11 I/O
DD5
12 I/O
DD11
13 I/O
DD4
14 I/O
DD12
15 I/O
DD3
16 I/O
DD13
17 I/O
DD2
18 I/O
DD14
19 I/O
DD1
20 I/O
DD15
21 I/O
DD0
22 O
DMARQ
23
Ground
24
I
/DIOR: /
HDMARDT:
HSTROBE
25 I
/DIOW:STOP 26
Ground
27 O
IORDY:
/
DDMARDY:
DSTROBE
28 I
/DMACK
29 O
INTRQ
30 O
/IOCS16
31 I
DA1
32
I/O
/PDIAG
33 I
DA0
34 I
DA2
35 I
/CS1FX
36 I
/CS3FX
37 I/O
/DASP
38 I +5V
(Motor)
39 I
+5V
(Motor)
40 I
+5V
(Motor)
41 I
+5V
(Logic)
42 I
+5V
(Logic)
43
Ground
44
Ground
45
Ground
46
Ground
47 I
CSEL
48
Ground
49
I
Vendor Unique*
50
I
Vendor Unique*
*Vender Unique, don't connect pins
