Intel SDS2 manual Serial Port Connector, DB9 Serial Port Pin-out

Connections					Intel® Server Board SDS2
	Table 69. 34-pin Floppy Connector Pin-out
	Pin	Signal Name	Pin	Signal Name
	1	GND	2	FD_DENSEL
	3	GND	4	Test Point
	5	KEY	6	FD_DRATE0
	7	GND	8	FD_INDEX_L
	9	GND	10	FD_MTRA_L
	11	GND	12	FD_DRVSELB_L
	13	GND	14	FD_DRVSELA_L
	15	GND	16	FD_MTRB_L
	17	GND	18	FD_DIR_L
	19	GND	20	FD_STEP_L
	21	GND	22	FD_WDATA_L
	23	GND	24	FD_WGATE_L
	25	GND	26	FD_TRK0_L
	27	GND	28	FD_WPT_L
	29	GND	30	FD_RDATA_L
	31	GND	32	FD_HDSEL_L
	33	GND	34	FD_DSKCHG_L

8.6.7Serial Port Connector

Two serial ports are provided on the Server Board, one DB9 connector is located on the rear I/O to supply COM1 and a 10-pin header at location CN33 provides COM2. The following tables detail their connector pin-outs.

Table 70. DB9 Serial Port Pin-out

Pin	Signal Name	Description
1	DCD	Data Carrier Detect
2	RXD	Receive Data
3	TXD	Transmit Data
4	DTR	Data Terminal Ready
5	GND	Ground
6	DSR	Data Set Ready
7	RTS	Request to Send
8	CTS	Clear to Send
9	RI	Ring Indicate

Table 71. 10-pin Header Serial Port Pin-out

84	Revision 1.2
Order Number:	A85874-002