DVR User Manual90Appendix A FAQQ1. Why the DVR doesn’t turn on even after connecting to the power?a. The power adapter could have gone bad. Please change a new power adapterb. The power from the adapter may be not enough for operating the DVR. Please use the power adaptor supplied along with the DVR.c. It could be a hardware problem.Q2. There is no menu displayed and only has live image display.a. Check whether the monitor is connected to the main video out and not the spot out. The monitor might be connected to VGA portwhereas the DVR may be set for output through BNC or vice versa. Long press Exit key to toggle the output modes.Q3. The DVR LED turns on, however there is no output.a. The power from the adapter may be not enough for operating the DVR. Please use the power adaptor supplied along with the DVR.b. It could be a wiring issue. Please check the connection for the same.c. Check the monitor settings.Q4. Why are no images displayed on few or all the channels of the DVR?a. It could be a wiring issue. Please check the cable and the ports of the cameras and DVR.b. The problem can also be related to cameras. Please check the same.c. Please make sure that the channels are not programmed as hidden channels and check the status from admin login.Q5. Cannot find HDDa. The power from the adapter may be not enough for operating the DVR. Please use the power adaptor supplied along with the DVR.b. It could be a wiring issue. Please check the power and data cables of the HDD.c. The HDD could have gone bad. Change a new one.Q6. Cannot record