User`s manual

Page 43

APPENDIX

FAQ

If your problem is not listed below, please call our toll-free number for more support.

Tech Services: 800-323-9005

Question: Why does DVR not work after starting? Why did the DVR stop working?

Answer:

• Check that the power adapter is plugged into the DVR properly

• Check the power source and all power cord connections are properly connected

• Make sure the power on-off switch on the back of the DVR unit is on

Question: Why does the DVR reboot automatically? Or stop for several minutes after starting?

Answer:

• Check the supply voltage to be sure it is stable

• Bad track on hard drive or the hard drive is bad

• Instability of the front-end video signal

• High temperature, too much dust, bad DVR operating environment

Question: Why is there no video output on single, multi or all channels?

Answer:

• Check if the camera adaptor is properly connected

• Check the cable for connecting video input/output in the back panel of DVR

• Insert the video source directly into the display device and check if they are causing the problem.

• Check the brightness of the picture and bring it back to its original default setting

• No video input signal or too weak

Question: What is the meaning of?

Answer:

Question: Why does DVR have problems with real-time images, such as bad image color or serious brightness distortion?

Answer:

• If PAL and NTSC are not correctly selected, the images will be in black and white and possibly a rolling screen.

• DVR is not compatible with monitor

• The video transmission distance (cable run) is too long

• Adjust the DVR color settings

Question: Why is there no audio sound when monitoring?

Answer:

• Check sound box or speaker functions. Also check possible short circuit.

• Audio source may be connected to the video channel. You can click to full-screen to check.

• The hardware of DVR is defective

• Cameras are not audio capable

• Speakers need to have an ampliﬁer

• Channel being monitored is not connected to an audio camera

• Volume regulate is turned down

Indicates the channel is recording.

Channel is capable of providing audio.

Motion detected.

Indicates motion record enabled.

Indicates a remote log in session is in progress.