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SmartNode Series VoIP routers overview 13
SmartNode 4520 & 4110 Series User Manual 1 • General information
The port combinations are indicated in the extension of the model code. The products the following model
code conventions apply:
• JS
stands for FXS ports
• JO stands
for FXO ports
• UI stands
for integrated universal input power supply (see figure 3)
• EUI
stands for external universal input power supply (see figure 3)
For example, the model code SN45
26/4JS2JO/EUI describes a SmartNode configured as follows:
• 4 FXS
ports
• 2 FXO
ports
• External pow
er supply
Note For a complete listing of available models, refer to the SmartNode VoIP page
at http://www.patton.com/voip/.
Figure 3. SmartNode 4520 Series power input connectors