Tutorial of General IP security System
a) What can I do when NVR live view interface shows NO LINK?
Check the online status of camera on Camera Management interface, insure the
camera is online; Check the Live View setting on Configuration—Live View—View interface, insure
the channel live view setting is normal.
b) What can I do when camera shows offline on NVR?
Check the Status of camera on Camera Management interface, if it shows The user
name or the password is wrong, change the channel password to camera password;
If it shows IP camera does not exist ,check the PoE port status indicator light on
PoE switch, insure the camera power supply is normal;
If the power supply is abnormal, try to re-plug the network cable in PoE port or
change the network cable
If the power supply is normal, try to delete and re-add the camera on Camera
Management interface of NVR
c) What can I do when live view interface shows unsupported stream type?
Change the encode type of camera sub stream from MJPEG to H.265 or h.264.
d) What can I do when play back interface shows no video file?
Check the status of HDD on HDD interface, if it shows uninitialized, initialize the
Check the record schedule on Record—Schedule interface, if the record schedule is
empty, set the record schedule.