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Drive Connectors –SD-C2712
Figure 1.SD-C2712 DVD Writeable Drive Rear Panel – Connector
ATAPI
Connector
A 50-pin ATAPI interface connector is found at the rear of the SD-C2712 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