Page 38 For technical questions, please call 1-888-866-5797. Item 63890
Troubleshooting
Problem Likely Solutions
The system does not detect the HDD. Check that the power supply, data cord, and power
cables are properly connected. Double-check that
the HDD is properly supported by system.
User forgot their password. Consult with Cobra technical personnel. Try to make
password easy to remember and relatively safe.
Abnormal or nonexisent video signal after
connecting DVR and camera together.
Check network cable at DVR side to see if cable
is firmly connected and in good condition, or to
check if NTSC or PAL is selected consistently.
Prevent DVR from being affected by heat. Place DVR in a place with good air circulation
and away from heat sources to ensure
stability and health of the item.
Remote Control won’t work. Make sure to aim remote control at IR receiver on
front panel during use. Also, check condition of
batteries and see if remote itself is not broken.
User wants to take HDD from their
PC and install it in DVR.
All HDDs supported by the system will work. However,
once DVR runs, data on your HDD will be lost.
User wants to playback while recording. This is ok. The system supports this function.
User wants to clear some records from the DVR’s HDD. Due to file security, user may not clear parts of records.
To remove all records, user must format HDD.
Cannot log in DVR client. Check to see if network settings are correct
and RJ-45 port is functional. Make sure
account and password are correctly input.
Cannot find any records during playback. Check to see that data line for HDD is ok and system
time is properly adjusted. Try a few times and restart.
DVR cannot control PTZ. Check for the following errors: PTZ in the front side is
malfunctioned. Setting, connection, and installation of
PTZ are incorrect. PTZ setting is incorrect. Protocol or
address of PTZ decoder does not match that of DVR.
Dynamic detection will not work. Check that the motion detection time and regional settings
are correct, and that sensitivity is not set too low.
Alarm will not work. Check that alarm setting, alarm connection,
and input signals are correct.
Buzzer goes off persistently. Check alarm setting to determine if motion
detection is enabled, object motion is detected all
the time, and I/O alarm is set as Always Off.
User cannot stop recording by pressing “Stop” or
clicking “Stop Recording” in the context menu.
Change recording setting to No Record. To
stop Startup recording, change record mode to
scheduled recording or manual recording. Set
channel as Off status in Record setting.
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