The required notch is located at the rear of the housing.
3.3 Plug-in modules
The only devices that can be inserted in the USB connector are 3G USB modems and USB to RS232 converters to
connect a control line to MTC devices.
To view the list of supported 3G modems, please visit the Teldat website: http://www.teldat.com.
The USB to RS232 converter is provided by Teldat.
Only the USB to RS232 adapter provided by Teldat should be used.
3.3.1 Installation
To install an USB device, simply insert it in the USB connector on the front panel (as shown in the following figure):
Fig. 9: USB insertion connector
3.3.2 Remove
To remove the device, simply extract it from the connector where it was inserted.
3.4 Power source
The RS123 is powered by an internal power source.
Workplace Conditions. Main Characteristics
• Excessive cold and heat should be avoided, as should humidity and dust.
• Direct exposure to sunlight and other heat sources should be avoided. The device should not be placed amongst
papers, magazines or other elements that could hinder natural air circulation.
• The device should not be placed very close to strong electromagnetic fields such as speakers, engines, etc.
• Knocks and/or strong vibrations should be avoided during transport, operation and storage.
Warning
The electric current in power cables, telephone lines and communication cables is dangerous. To pre-
vent electric shocks, before installing, handling or opening the equipment covers, connect and discon-
nect the cables following the steps set out in Connecting on page 12 and Disconnecting on page 12.
3.4.1 Connecting to the power source
To connect the power cable to the device, follow the steps set out in Connecting on page 12.
Warning
To avoid electric shocks, residual current circulation and other unwanted effects, also affecting commu-
nications, the following is recommended:
All interconnected communication devices should be plugged to THE SAME GROUNDED POWER
Teldat S.A.
3 Components and Power Supply
RS123 Router 11