User's Manual

Medeco Hybrid User Guide
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The MCU will start to search (ping) for a key
At this point:
MCU is still in tamper mode
MCU has no master key identified and stored
MCU and LCU are not registered to each other
MCU and LCU are not authorized with each other
MCU clock is not set
MCU is not programmed with a key list, schedules, etc.
6.2.15 Present the Master key to the MCU – The master key should be the same
used for all other Hybrid locks in this installation (customer site)
MCU reads and stores the key as its master – It remains the master key unless
reprogrammed later. The LED will flash green for 3 cycles to indicate the master
key was accepted.
MCU resets the tamper condition
MCU registers with the LCU
MCU establishes authorization with the LCU
MCU turns on the IR communications port. The MCU will flash the LED red when
the IR communications session times out.
6.2.16 Program the Hybrid with the PDA – PDA should be loaded with key list
(including User key used for installation)
6.2.17 Present the PDA to the MCU – IR port on PDA must be active
6.2.18 Present the master key to the MCU
The MCU reads the master key, flashes the LED green and turns on the IR
communications port
The PDA communicates with the MCU via the IR link and uploads a key list and
schedules etc. into the MCU
The PDA sets the clock in the MCU
The MCU will flash the LED green at the completion of the communications
session.