Download Respironics 920M Operator`s manual

1.
Press the battery cover latch, and remove the battery cover on the
bottom of the unit.
Insert four new AA-size alkaline batteries or a Rechargeable NiMH
Battery Pack. Be sure to insert the batteries in the correct position,
as indicated by the polarity markings (+ and -) inside the battery
compartment. Proper battery positioning is essential for correct
operation.
Replace the battery cover and turn on the device. If the unit does not
turn on, see “Troubleshooting.”
2.
3.
!
CAUTION: Replace batteries within 30 seconds to avoid losing
settings (date, time, and patient date stored in memory) or
corrupting data.
Battery
Pack
AA-size
Alkaline
Batteries
Battery
Orientation
Figure 3: Installing Batteries
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