
DoorPhone 150
TROUBLE SHOOTING GUIDE
cannot
Perform pairing
process
Replace new battery
in
Door Unit
Recharge battery in
Handset using
charger stand.
Communication
distance become
s
er
Many steel structures
between Handset and
Door Unit
Relocate the position
of Handset
Replace new battery
in
Door Unit
Recharge battery in
Handset using
charger stand.
Out-of-range alert
always on
No power supply to
Door Unit
Replace new battery
or check DC supply to
Door Unit.
Self battery low icon
always on
Battery pack is
damaged and cannot
be recharged.
Replace new battery
pack
.
Door latch cannot be
remotely opened by
handset
is
No DC supply to Door
Unit
Wrong connection at
terminal block
Activate door lock
opening button
Check if DC supply is
available
Cannot perform
intercom between
Handsets
The unit is not
properly paired
Recharge battery
using charger stand
) cannot
communicate with
indoor unit
The new unit is not
properly paired to
existing units
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