Power supply
● Equipotential bonding conductor connected?
● Mains plug connected?
1 Switch on equipment –
Press main switch to I.
Self-test
✔ Check the signals and tick off the following on the
checklist:
● Lamp and alarm test, in succession:
Ventilator:
– Indication of the software version, all indicators light
up for approx. 2 seconds while a single tone sounds.
Monitor:
– The machine runs through the self-test:
All LEDs and display elements light up for
approx. 2 seconds. The LED in the Standby key E
continues to light up.
– Two alarm tones sound.
– The internal program memories are tested.
– The self-test is completed after approx. 1 minute.
The following display appears on the monitor:
»Self-test«
is displayed on the ventilator.
If the self-test reveals a fault of no relevance to the
safety of the equipment and not affecting any of the
measuring functions, the following message appears on
the monitor:
»Ready within limits«
together with a specific error message (refer to
pages 74 onwards). However, the equipment can be
operated nevertheless.
● Press the rotary control.
Call DrägerService.
26
Preparing for use
Checking readiness for operation with checklist
Power supply
Self-test
1
Technology for life
Cato
D
SW-Version 2.05
02-05-00
self-test
00137225 0113722404428970
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