Talos Security DRH412 Hybrid DVR Manual - Manual (Page 71)

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① Copy the firmware on USB and connect to the
USB port.
② For upgrades restart the DVR.
③ After restart the upgrade window will appear,
select the START button.
⑤ After upgrade remove the USB and select ok.
Then the DVR will restart.
※ If select OK without removing the USB device the
DVR upgrade process will start again.
⑥ After restart you can verify the upgrade process.
Memory Stick
8. APPENDIX
8.1 Firmware Upgrade