Telebit NetBlazer STi - Null-Modem Adapter

90453-02 Rev A0 Telebit Cables C-3
Figure C-2. RS-232 Cable, DB-25 to DB-9, p/n 14339-01
Null-Modem Adapter
Figure C-3. Null Modem, DB-25 to DB-25, p/n 14168-01
DB-9F
5
3
2
7
8
6
1
4
9
DB-25M
7
2
3
4
5
6
8
20
22
Signal Ground
Transmitted Data (TD)
Received Data (RD)
Request to Send (RTS)
Clear to Send (CTS)
Data Set Ready (DSR)
Data Carrier Detected (DCD)
Data Terminal Ready (DTR)
Ring Indicator (RI)
DB-25M
1
2
3
4
5
8
6
7
20
DB-25F
1
2
3
4
5
20
7
8
Chassis Ground
TD
RD
RTS
CTS
DCD
DSR
Signal Ground
DTR
TD
RD
RTS
CTS
DCD
DSR
DTR
6
Book Page 3 Thursday, March 27, 1997 10:55 AM