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NurseCall Main Unit Maintenance | en 67
TeleAlarm SA® User Manual 953.92 | v1.0 | 2007.07
10 Maintenance
10.1 System checking
X Perform periodically an Alarm test in order to verify the correct function of your NurseCall
system.
10.2 Power supply monitoring
In case of a power failure, the NurseCall Main Unit
emits a warning tone and the following message
is displayed.
The backup battery ensures that the NurseCall Main Unit remains operational even in case of
power failure. When fully charged, the battery ensures a power backup of 24 hours. When
power returns after a power failure, the battery is recharged and, if it has been completely
discharged, it will reach its full capacity after 24 hours of charging time.
10.3 Backup battery monitoring and checking
X The backup battery voltage is checked with
the
key.
X If the remaining battery capacity drops
below 25 %, a warning message is displayed.
X If the NurseCall Main Unit detects that the
backup battery is defective, a warning mes-
sage is displayed.
X If the backup battery is defective, replace it as described in Section 10.5.3 Backup battery
replacing, page 69.
i
NOTICE!
The status of the battery is indicated on the top right of the display.
i
NOTICE!
– At startup, automatical checking.
– Every 30 minutes, automatical checking.