Toshiba user manual Drive Connectors -SD-C2502, Interface Pin Assignments

Drive Connectors –SD-C2502

Figure 1.SD-C2502 DVD Writeable Drive Rear Panel – Connector

ATAPI A 50-pin ATAPI interface connector is found at the rear of the SD-C2502 DVD-ROM drive. Connector Connecting cable should use Japan Aviation Electronics Industry Limited KX14-50Series L

or equivalent connector.

Table 1.Interface Pin Assignments

PIN	I/O	SIGNAL NAME	PIN	I/O	SIGNAL NAME
NO.			NO.
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: /	28	I	/DMACK
		DDMARDY:
		DSTROBE
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

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