AMX UDM-0102 - Manual (Page 19)

UDM-0102 Wiring and Connections
7 UDM-0102 and UDM-RX02 Operation/Reference Guide
Serial (RJ12) Port
The SERIAL (RJ12) port on the front panel (labelled “10101”) is available for diagnostic and
troubleshooting purposes.
The Serial port on the UDM-0102 requires a DB9-to-RJ12 adapter cable (FG-RS01, not included) to
connect to a PC for Terminal control.
Serial Port - Default Communication Settings
Use hyper terminal with default serial settings to communicate with the UDM-0102 (and UDM-RX02):
DB9-to-RJ12 Adapter Cable Pinouts
The following table provides the pinout configuration for the DB9-to-RJ12 (FG-RS01, not included)
adapter cable (:
Active Input (A/B) and STATUS LEDs
Refer to the Front Panel LEDs section on page 3 for descriptions of the front panel LEDs.
SELECT and PRESETS 1/2 Pushbuttons
Refer to the Front Panel Controls section on page 3 for descriptions of the front panel control
pushbuttons.
Connecting the Serial port on the UDM-0102 is not an essential step in the
installation process.
Default Serial Settings
Baud Rate: 9600
Data Bits: 8
Parity: None
Stop Bits: 1
Flow Control: None
DB9-to-RJ12 Adapter Cable Pinouts
DB9 connector Function Abbreviation RJ12 connector
Pin 1 Not used NC
Pin 2 Transmit Data TD or TX or TXD Pin 1
Pin 3 Receive Data RD or RX or RXD Pin 2
Pin 4 Data Set Ready DSR Pin 3
Pin 5 Signal Ground GND Pin 4
Pin 6 Data Terminal Ready DTR Pin 5
Pin 7 Not Used NC Pin 6
Pin 8 Not Used NC
Pin 9 Not Used NC