Fujitsu MAG3091FC Interface FC-SCA Connector Signal Allocation, Table B.1 FC-SCA connector CN1

B.1	Interface (FC-SCA) Connector Signal Allocation
			Table B.1 FC-SCA connector: CN1
Pin No.		Signal		Signal		Pin No.
01		–EN bypass port A		+12V charge		21
02		+12V		GND		22
03		+12V		GND		23
04		+12V		+PortA_in		24
05		–Parallel ESI		–PortA_in		25
06		–Drive present		GND		26
07		Active LED out		+PortB_in		27
08		–Spindle sync		–PortB_in		28
09		Start_1/Mated		GND		29
10		Start_2/Mated		+PortA_out		30
11		–EN bypass port B		–PortA_out		31
12*	SEL-6		–DSK_WR	GND		32
13*	SEL-5		–DSK_RD	+PortB-out		33
14*	SEL-4		–ENCL_ACK	–PortB-out		34
15*	SEL-3		D(3)	GND		35
16		Fault LED out		SEL-2	D(2)	36*
17		N.C		SEL-1	D(1)	37*
18		N.C		SEL-0	D(0)	38*
19		+5V		N.C		39
20		+5V		+5V charge		40

Note: *1) Signal names in the right column of the table are those in parallel ESI operation.

B - 2 C141-E078-02EN