DoorKing 1812 Owner's Manual download pdf (Page 37)

SECTION 3 – ADJUSTMENTS

Speaker Volume

The speaker volume potentiometer is labeled SPEAKER VOL on the control board. The speaker

volume should be adjusted for adequate sound. Adjusting the speaker volume too loud could cause

feedback from the microphone.

1. Open the front of the telephone entry system and locate the speaker volume adjustment.

2. Push the "Push To Call" button to place a call to the resident. While they are talking,

adjust the speaker volume potentiometer for adequate sound. To increase the volume

rotate the potentiometer clockwise, to decrease the volume rotate the potentiometer

counter clockwise.

Microphone Gain

The microphone gain potentiometer is labeled MIC VOL on the control board. This adjustment

increases or decreases the loudness in the telephone handset in the house.

1. Open the front of the telephone entry system and locate the Mic Vol adjustment.

2. Push the "Push To Call" button to place a call to the resident. After they answer, adjust

the microphone gain and ask the resident to let you know when the loudness in their

telephone handset is set to a comfortable level.

Mic

Vol

1 2 3 4 5 6 7 8 9 1011

Speaker

Vol

Keypad

Master Code

Push Button

Master Code

LED

Phone Line In Use

LED

Microphone

Gain Adjust

Speaker

Volume

Adjust

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DoorKing 1812 Owner's Manual Page 37