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11 Alarms and faults
Fault
Alarm output too quiet
Energy failure/black screen
Settings cannot be made with the
navigation knob
Device failure
•
Alarm light flashing
•
Audio alarm output
11.3.2 Battery and charging station
Fault
Red fault indicator on when status
button on battery is pressed, or red
battery status indicator on device
on
Battery does not respond when
status button is pressed
Device runtime with battery
operation too short
280
EN
MEDUCORE Standard
Cause
Volume set to 25 %
Battery empty and device not
connected to line power
Temporary device fault
Device defective
Loose contact on navigation knob
No gap between navigation knob
and control panel membrane
Device defective
Device defective
Cause
Battery defective
Battery temperature outside the
permitted range (> 70 °C)
Battery has run down completely
and has shut down to prevent
deep discharge
Battery has reached end of its
service life
2
Remedy
Increase volume in application
menu
(see 9, p.
248).
Increase volume preset in operator
menu
(see 13.12, p.
342).
Check power supply.
•
Switch device off
(see 6.2, p.
119)
and back on again
6.1, p.
118).
•
Carry out a function check
(see 5.2, p.
104).
Have the device repaired.
Have the device repaired.
Have the device repaired.
Remedy
Replace battery.
Use battery within permitted
temperature range
(see 18.5, p.
371).
Charge battery in the device for
24 h
(see 4.4.2, p.
86). After 24 h:
•
Green LED is on: Battery fully
charged and ready for use.
•
Red LED or no LED on: Battery
defective. Replace battery.
Charge the battery in the charging
station
(see 4.4.3, p.
87): Charging
process takes longer than usual.
Replace battery.
(see
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