Instruction manual

Publication date: Feb., 2012
Revision A1
16
Figure 14: Serial Port (DB-9 DTE) Pin-Out
WIRING MAP FOR SERIAL CABLE
The DB-9 cable is used for connecting a terminal or terminal emulator to the
Managed Switch’s RS-232 port to access the command-line interface.
The table below shows the pin assignments for the DB-9 cable.
Table 4: Serial Cable Wiring
Function Mnemonic Pin
Carrier CD 1
Receive Data RXD 2
Transmit Data TXD 3
Data Terminal Ready DTR 4
Signal Ground GND 5
Data Set Ready DSR 6
Request To Send RTS 7
Clear To Send CTS 8
NOTE: No other pins are used.