User manual

PRECAUTION

x Use only the supplied AC switching power supply. Use of another

supply may cause damage to the handset.

x Do not mix old and new alkaline batteries in the Door Unit.

x When not using the doorphone for a long period of time, remove all

batteries from the handset and Door Unit to avoid battery leakage.

x Do not leave the handset exposed to strong sunlight for a long period

of time or near any heat source, moisture and excessively dusty

environments.

x Do not open the cabinet, no serviceable parts are inside.

x When using for the first time, switch off the handset and charge up

the supplied battery pack for 4 – 5 hours, using the charger stand.