Cable and Ethernet Specifications B-5
High-Density 68-Pin Cable
SGND Signal Ground 45 3 7
DSR Data Set Ready 12 3 6
RXD Receive Data 46 3 3
DCD Data Carrier Detect 13 3 8
CTS Clear to Send 47 3 5
4 RTS Request to Send 14 4 4
DTR Data Terminal Ready 48 4 20
TXD Transmit Data 15 4 2
SGND Signal Ground 49 4 7
DSR Data Set Ready 16 4 6
RXD Receive Data 50 4 3
DCD Data Carrier Detect 17 4 8
CTS Clear to Send 51 4 5
5 RTS Request to Send 18 5 4
DTR Data Terminal Ready 52 5 20
TXD Transmit Data 19 5 2
SGND Signal Ground 53 5 7
DSR Data Set Ready 20 5 6
RXD Receive Data 54 5 3
DCD Data Carrier Detect 21 5 8
CTS Clear to Send 55 5 5
6 RTS Request to Send 22 6 4
DTR Data Terminal Ready 56 6 20
TXD Transmit Data 23 6 2
SGND Signal Ground 57 6 7
Ta b l e B - 3 High-Density 68-Pin-to-Eight DB-25 Cable–PM-25 only (Continued)
Port Signal Definition
68-Pin
Connector Pin
RS-232
Cable
DSub (male)
Pin
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