User Manual

Digital Video Recorder User Manual
319
— The frame rate has not reached the real-time frame rate.
Step 1 Check the parameters of Main Stream (Continuous) and Main Stream (Event).
Select “Menu > Record > Parameters > Record”, and set the resolution of Main Stream
(Event) the same as the one of Main Stream (Continuous).
Step 2 Verify the frame rate is real-time frame rate.
Select “Menu > Record > Parameters > Record”, and set the Frame Rate to Full Frame.
Step 3 Check if the fault is solved by the above steps.
If it is solved, finish the process.
If not, please contact the engineer from our company to do the further process.
 When using the device to get the live view audio, there is no sound or there is too much noise,
or the volume is too low.
Possible Reasons:
— Cable between the pickup and camera is not connected well; impedance mismatches or
incompatible.
— The stream type is not set as “Video & Audio”.
Step 1 Verify the cable between the pickup and camera is connected well; impedance matches and
compatible.
Step 2 Verify the setting parameters are correct.
Select “Menu > Record > Parameters > Record”, and set the Stream Type as “Audio &
Video”.
Step 3 Check if the fault is solved by the above steps.
If it is solved, finish the process.
If not, please contact the engineer from our company to do the further process.
 The image gets stuck when DVR is playing back by single or multi-channel cameras.
Possible Reasons:
— The frame rate is not the real-time frame rate.
— The DVR supports up to 16-channel synchronize playback at the resolution of 4CIF, if you
want a 16-channel synchronize playback at the resolution of 720p, the frame extracting may
occur, which leads to a slight stuck.
Step 1 Verify the frame rate is real-time frame rate.
Select “Menu > Record > Parameters > Record”, and set the Frame Rate to “Full Frame”.
Step 2 Verify the hardware can afford the playback.
Reduce the channel number of playback.
Select “Menu > Record > Encoding > Record”, and set the resolution and bitrate to a lower
level.
Step 3 Reduce the number of local playback channel.
Select “Menu > Playback”, and uncheck the checkbox of unnecessary channels.