Acronyms
Commonly used acronyms and abbreviations
Acronym/Abbreviation
Description
POTS
Plain Old Telephone Service (analog phone)
FXO/CO
Foreign Exchange Office or Central Office location
FXS/Sub
Foreign Exchange Station or Subscriber side location
PBX
Private Branch Exchange
TX
Transmit
RX
Receive
MM
Multimode
SM
Single Mode
2/4 W
2 or 4 wire service
RU
EIA Rack Unit (1.75”)
VOIP
Voice Over IP
LAN
Local Area Network
MUX
Multiplex
LED
Light Emitting Diode
Installation
Prior to installation:
•
Check for shipping damage
•
Check the contents to ensure correct model and powering options
•
Make sure you have the correct fiber type and power available
•
Have a clean, dry installation environment ready
Required to install;
•
Install the POTS Mux System into a 19” equipment rack or other suitable location
•
Check the polarity and voltage of the power with a multimeter before connecting to avoid damage
•
Connect fiber cables to correct TX and RX ports, make sure the connections are flipped accordingly
•
Do not remove fiber cable caps until you connect fiber to the unit, avoid contamination
•
Ground the unit using a ground wire to the ground lug on the back panel
RLH Industries, Inc. • Tel. 866-DO-FIBER • Fax 714 532-1885 • www.fiberopticlink.com
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