SECO-LARM DP-264-1C7Q Hands-Free Color Video Door Phone Feature: Simple 2-wire connection Remotely and securely talk to visitors and unlock doors, gates, etc. from the monitor Easily connect 2 additional monitors and an additional camera Camera has four IR LEDs for nighttime ...SECO-LARM DP-264-1C7Q Hands-Free Color Video Door Phone Feature: Simple 2-wire connection Remotely and securely talk to visitors and unlock doors, gates, etc. from the monitor Easily connect 2 additional monitors and an additional camera Camera has four IR LEDs for nighttime operation Built-in microphone and speaker for hands-free two-way communication Soft-touch button operation Adjustable color tone, brightness, speaker, and ringer volume 700 TV Lines resolution, large 7′′ screen Specifications: Operating Voltage 12 or 24VDC Current Draw 3A@24VDC Built-in Timer Yes Operating Temperature -40°~167° F (-40°~75° C) Material Brushed stainless Dimensions 4-1/2” x 2-3/4” x 2-3/4” (11.4 x 70 X 70 mm) Weight 4.7-oz (133g) Troubleshooting: The screen is black Check that the camera is powered up.
Check that the power supply’s polarity is correct. Check that the monitor is powered up. Check that the video cable connecting the camera to the monitor is connected properly.
The screen image is dim Clean the lens using a soft, clean cloth. Check that the light source is adequate. The screen image has poor color tone or flickers Adjust the monitor’s color tone.
Adjust the monitor’s brightness. Change the position of the camera. Use untwisted wire and make sure the wiring distance does not exceed 230ft (70m) The screen image is distorted.
Change the position of the camera. Use untwisted wire and make sure the wiring distance does not exceed 230ft (70m) Check End-of-Line resistor jumper is adjusted correctly on all monitor The camera case is hot. Check that the correct power supply is in use.
LEDs do not turn on. Check that the correct power supply is in use (18VDC). Check that the wiring distance does not exceed 230ft (70m) Lock button does not operate the relay Check that the correct power supply is in use (18VDC).
Check that the wiring distance does not exceed 230ft (70m) Downloads: Product Information Sheet Manual