During Charging Process
The light emitting diodes glow
continuously or flash to indicate the
progress of charge.
A green flashing light emitting diode
indicates the capacity that is currently
being charged.
The light emitting diodes on the battery
go off automatically when the charge
process is completed.
If the light emitting diodes on the battery
flash or glow red – see "If the red light
emitting diodes glow continuously /
flash".
AR 900
During Operation
The green light emitting diodes glow
continuously or flash to indicate the state
of charge.
0 %
If the battery is almost completely
100 %
discharged and the last LED begins to
flash, four long signals sound – see
"Acoustic Signal".
If the light emitting diodes on the battery
flash or glow red – see "If the red light
emitting diodes glow continuously /
flash".
If the red light emitting diodes glow
continuously / flash
A
100 %
B
C
D
0 %
A
1 light emitting
diode glows
continuously
red:
B
4 light emitting
diodes flash red
C
3 light emitting
diodes glow
continuously
red:
D
3 light emitting
diodes flash red
1)
When charging: Charge process
starts automatically after the battery
has cooled down / warmed up.
English
Battery is too
1) 2)
1)
hot
/cold
Malfunction in
3)
battery
Power tool is too
hot – allow it to
cool down.
Malfunction in
4)
power tool
11