Cortex 360 Rescue Procedure

The Rescue procedure to reflash the Cortex 360 memory with a USB image key is used if the unit becomes unresponsive and you are unable to connect.

CAUTION: Do not install or remove the USB image key when power is connected to the Cortex 360.

CAUTION: Please remove all signal and accessory cable connections before doing the Rescue procedure.

  1. Download the image file from the Davicom website.
  2. Burn the image to a USB thumb drive using freeware utility Etcher, available at
  3. Disconnect power to the Cortex 360.
  4. Install the USB thumb drive with the image file in one of the USB ports on the rear panel.
  5. Re-connect power and wait until the OLED display shows the menu selection for reflashing.
  6. Confirm the firmware reflash and wait until the “memory reflashing done” message appears.
  7. Disconnect power and remove the USB thumb drive. 4h- Re-connect power and wait until the unit reboots.
  8. Using the front panel display and arrow buttons, re-enter your IP Parameters.
  9. If you have a copy of the configuration file, connect to the Cortex 360 and reload the file.

NOTE: The APNS certificate for iOS must be re-installed after a Rescue procedure.

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