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The rear panel contains the following:
Communications Connector This connector accepts the Respironics
Power Inlets
Filter Cap
Cord Retainers
User Manual
Communications cable for computer and
external communications, or a remote alarm.
(Use only with an IEC 60950 approved
computer.)
There are two power inlets on the rear
panel, one for connecting the external AC
power supply and another for connecting
the external DC power adapter.
The filter cap can be removed to inspect the
inlet air filters.
Two cord retainers are located on the rear
panel to provide strain relief for the power
cord.