Marmitek DP150 User Manual page 9

The call indicator
stop flashing and remain steady on.
5. Long press the Power ON/OFF button
handset. Take out the alkaline batteries from the Door Unit and then
re-install again or connect to the power supply.
6. The doorphone is now ready for operation.
If the pairing process is not successful (the "
LCD of the handset), repeat the procedures from step 1 again.
N.B. In case you are having two or more handsets as well as a back gate
Door Unit, always perform the pairing process with all Door Units and
handsets together and with the handsets being set in pairing mode first.
Remember every time you add on new units to the system, either handset
or Door Unit (for back gate use), it is necessary to perform the pairing
process all over again with all the units together or otherwise the new
units will not work with your original system.
DoorPhone 150
on both front gate & back gate Door Units should
to switch off the
" continues to flash in the
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