Table 32. 34-Pin Floppy Connector Pin Out (J3J1); Table 33. 9-Pin Serial A Port Pin Out (J2A1); Serial Port Connector - Intel S875WP1LX Specification

S875WP1-E TPS
5.10 Floppy Connector
The Intel Server Board S875WP1-E provides a 34-pin connector interface to the floppy drive
controller. The following table details the pin out of the 34-pin floppy connector.

Table 32. 34-pin Floppy Connector Pin Out (J3J1)

Pin
1 GND
3 Key
5 Key
7 GND
9 GND
11 GND
13 GND
15 GND
17 NC
19 GND
21 GND
23 GND
25 GND
27 NC
29 GND
31 GND
33 GND

5.11 Serial Port Connector

The Intel Server Board S875WP1-E has one 9-pin D-sub serial port connector and one 2 x 5
serial port connector. The following tables detail the pin outs of these two ports.
Revision 4.0
Signal Name Pin
2 DENSEL
4 NC
6 DRVDEN1
8 FDINDX#
10 MTR0# (Motor Enable A)
12 NC
14 DS0# (Drive Select A)
16 NC
18 DIR# (Stepper Motor Direction)
20 STEP# (Step Pulse)
22 WDATA# (Write Data)
24 WGATE# (Write Enable)
26 TRK0# (Track 0)
28 WRTPRT# (Write Protect)
30 RDATA# (Read Data)
32 HDSEL# (Side 1 Select)
34 DSKCHG# (Diskette Change)

Table 33. 9-pin Serial A Port Pin Out (J2A1)

Pin Signal Name
1 DCD (Data Carrier Detect)
2 RXD (Receive Data)
3 TXD (Transmit Data)
4 DTR (Data Terminal Ready)
5 GND
6 DSR (Data Set Ready)
7 RTS (Request to Send)
8 CTS (Clear to Send)
9 RI (Ring Indicator)
Connectors and Jumper Blocks
Signal Name
47