Align the slots on the base of the handset with the hooks on the wall bracket and pull the unit down slightly to secure it.
: Do not install the unit in areas exposed to direct rain or high humidity to prevent short circuits. commax dp-ra01 installation manual
| Unit # | Switch 1 | Switch 2 | Switch 3 | Switch 4 | | :--- | :--- | :--- | :--- | :--- | | 1 | ON | OFF | OFF | OFF | | 2 | OFF | ON | OFF | OFF | | 3 | ON | ON | OFF | OFF | | 4 | OFF | OFF | ON | OFF | Align the slots on the base of the
| Terminal | Signal | Goes to... | |----------|--------|-------------| | | Power (+) | Door camera / DC power +12V | | - | Ground (GND) | Door camera / DC power – | | V / V.O / AUDIO | Audio & video return | Door camera “V” or “AUDIO” | | C / CALL | Call button signal | Door camera “CALL” | | |----------|--------|-------------| | | Power (+) | Door
: Connect the two wires from the door station (e.g., DR-2G, DR-201D, or DR-2K ) to the corresponding terminals on the back of the DP-RA01.