I've got a DS-7608NI-SE/P and 6 DS-2CD2032-I. Purchased back in 2014. All working mostly fine for years.
Last night I'm sure I went home with the NVR asking the question (dialog box open on the screen overlaid) "there are clips to be saved, do you want to save them" - it's at this point that you'd insert a USB stick and save them. Only I couldn't find a USB stick so didn't. And went home leaving the NVR hanging.
Anyway came in following morning and two cameras (which are connected...
Two cameras suddenly disappeared off NVR
Last night I'm sure I went home with the NVR asking the question (dialog box open on the screen overlaid) "there are clips to be saved, do you want to save them" - it's at this point that you'd insert a USB stick and save them. Only I couldn't find a USB stick so didn't. And went home leaving the NVR hanging.
Anyway came in following morning and two cameras (which are connected...
Two cameras suddenly disappeared off NVR