Troubleshooting - OVS LTN8608-P8 Quick Start Manual

User Manual

16.2 Troubleshooting

 No image displayed on the monitor after starting up normally.
Possible Reasons
a)
b)
c) Input mode of the monitor is incorrect.
Steps
1. Verify the device is connected with the monitor via HDMI or VGA cable.
2. Verify the connection cable is good.
3. Verify Input mode of the monitor is correct.
4. Check if the fault is solved by the step 1 to step 3.

There is an audible warning sound "Di-Di-Di-DiDi" after a new bought NVR starts up.
Possible Reasons
a)
b)
c) The installed HDD is not compatible with the NVR or is broken-down.
Steps
1. Verify at least one HDD is installed in the NVR.
2. Verify the HDD is initialized.
3. Verify the HDD is detected or is in good condition.
4. Check if the fault is solved by the step 1 to step 3.
User Manual of Network Video Recorder
No VGA or HDMI connections.
Connection cable is damaged.
If not, please connect the device with the monitor and reboot.
If there is still no image display on the monitor after rebooting, please check if the connection cable is
good, and change a cable to connect again.
Please check the input mode of the monitor matches with the output mode of the device (e.g. if the
output mode of NVR is HDMI output, then the input mode of monitor must be the HDMI input). And if
not, please modify the input mode of monitor.
If it is solved, finish the process.
If not, please contact the engineer from our company to do the further process.
No HDD is installed in the device.
The installed HDD has not been initialized.
1) If not, please install the compatible HDD.
Please refer to the "Quick Operation Guide" for the HDD installation steps.
2) If you don't want to install a HDD, select "Menu>Configuration > Exceptions", and uncheck the
Audible Warning checkbox of "HDD Error".
1) Select "Menu>HDD>General".
2) If the status of the HDD is "Uninitialized", please check the checkbox of corresponding HDD and click
the "Init" button.
1) Select "Menu>HDD>General".
2) If the HDD is not detected or the status is "Abnormal", please replace the dedicated HDD according
to the requirement.
If it is solved, finish the process.
If not, please contact the engineer from our company to do the further process.
186