Avaya 5900 Series Installing Manual page 49

1 = Base unit
2 = Last unit
3 = 0.5m Cascade/Stack cable
4 = 1.0m Cascade/Stack cable (Return cable)
Figure 24: ERS 5900 cascade down configuration
Note:
Return cable length may vary depending on unit spacing. Ensure you order the proper length
return cable to provide adequate strain relief.
September 2017 Installing Avaya ERS 5900 Series
Comments on this document? infodev@avaya.com
Single and multiple switch arrangements
49