User manual

DoorPhone 150
21
ENGLISH
TROUBLE SHOOTING GUIDE
Problem
Possible Causes
Solution
Handset and Door
Unit
cannot
communicate
Handset and Door
Unit
has different ID
code
Battery has run down
Perform pairing
process
Replace new battery
in
Door Unit
Recharge battery in
Handset using
charger stand.
Communication
distance become
s
short
er
Many steel structures
between Handset and
Door Unit
Battery has run down
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
Door lock opening
button
is
deactivated
No DC supply to Door
Unit
Wrong connection at
terminal block
Activate door lock
opening button
Check if DC supply is
available
Make proper
connection
Cannot perform
intercom between
Handsets
The unit is not
properly paired
Battery has run down
Perform pairing
process
Recharge battery
using charger stand
New Door Unit (back
gate
) cannot
communicate with
indoor unit
The new unit is not
properly paired to
existing units
Perform pairing
process