There are two electric device controls from the system, with feature card attached. The second one is optional, specifically designed to control loads such as Air Conditioner. The access codes for them are 68 and 69 respectively, followed by '0' or '1' to inactivate or activate respectively.

Dial
Dial

When First Electric Device is configured as Door Opener,

Dial

Note: The features listed above are accessible only after valid and authentic Password Entry. The extension users with only DOSA or executive feature access enable, can only access the respective features only. A executive extension user with disabled extension DOSA but enabled system DOSA can not make DOSA calls but can access executive features. DOSA enabled extension with enabled system DOSA but disabled executive features cannot use executive features from remote dialling but can use DOSA feature.