Precaution - Marmitek DP150 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
20
hours, using the charger stand.
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