Konig Electronic Digital video recorder with built-in 1 TB hard disk - Manual (Page 54)

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7�4 Troubleshooting
1. Q: What can I do if the system does not detect the HDD?
A: Check if the power supply system is properly connected and data cord and power cables
are securely connected.
2. Q: We have changed the password but do not remember the new password, how can we
access the system?
A: If you forget system password, please consult with the service personnel.
3. Q: We are not getting any video signal on the DVR, what is wrong?
A: Check camera video cable and connections; or check monitor video cable and
connections; or confirm that the camera has the power and/or check camera lens setting.
4. Q: Why some channels display just a blank screen even if they receive video sources?
A: Check if the camera is connected to the system properly displays the image; check if the
camera is properly supplied with power.
5. Q: Can the DVR have problems if it gets too hot, how can I prevent this?
A: The DVR has a fan to help it dissipate heat while it is running. Please place the DVR in a
place where there is good air circulation and away from heat sources to increase stability
and life of the DVR.
6. Q: “Record” Can not work normally, how to deal with?
A: Check if the current screen is in Play mode, pressing [Stop] button to exit the Play mode
and then you can enter into the [Record] function.
7. Q: Why the Remote Controller can’t work normally?
A: Check if the battery is power off; or check if the Remote Controller is broken.
8. Q: Can we records whilst playing-back?
A: Yeah, you can do it. The system support you records whilst playing-back.
9. Q: Can we erase some recorded file from DVR.
A: Considering the safety factor, you can’t delete the recorded file directly from the device.
When you actually erase all the recorded files, please select HDD format function
10. Q: Why does the Buzzer keep sounding?
A: Please check if motion detection is on and the system has detected motion, make sure
the HDD is being detected and has sufficient space available; check if video has lost etc.
11. Q: Why can’t stop [Stop] function?
A: Pressing [Stop] button only can stop manual record. If you want to stop Scheduled
record, please revise to [No Record] during this period.
7�5 Usage Maintenance
1. Please close the [OFF] button on the front panel firstly to avoid any data missing.
2. Please make sure DVR keep away from heating source.
3. Clean the internal dust regularly, keep DVR aeration well and be easy to heat dissipate.
4. Please not plug in RS-232 and RS-485 when power is on to avoid any damage to the port.
5. Please check the HDD cable and data cable to avoid the cable aging.
6. Please avoid other electronics device interfere video/audio signal of DVR a.s.a.p., or static
electricity and induced voltage damage to DVR.
7. Suggest user replace BNC cable regularly to keep signal input stable.