Envizen HR702 - Manual (Page 12)

Troubleshooting
10
A. Blue Screen is displayed with only audio coming through -
1.Press the button on the Display Receiver to select the corresponding source connected to the
Transmitter Module
2.Verify video connections to both Transmitter Module and Display Receiver are matched;
3.The A/V connection cable between Source Device and the Transmitter Module unit is completely
inserted into the socket at both ends;
4.Verify the quality of the A/V cable by switching to a different A/V cable;
5.Restart both the Transmitter Module and the Display Receiver by a power off/on cycle.
B. Video is displayed without audio –
1.Press the button on the Display Receiver to select the corresponding source connected to the
Transmitter Module
2.Verify audio connections to both Transmitter Module and Display Receiver are matched;
3.The A/V connection cable between Source Device and the Transmitter Module unit is completely
inserted into the socket at both end;
4.Verify the quality of the A/V cable by switching to a different A/V cable;
5.Adjust the volume of the Display Receiver to a comfortable level;
6.Restart both the Transmitter Module and the Display Receiver by a power off/on cycle.
C. Jittery screen display, clipped video and audio –
1.Please make sure that the video broadcast / playback format of the source device conforms to
NTSC format.
2.Make necessary adjustment to the source device.
D. Skipping video image, or frozen video image –
1.Please make sure that the Home Roam Display Receiver unit is not too far away from Transmitter
Module unit, preferably within 100 feet away from each other.
E. Black screen without any video image displayed –
1.Please make sure if the Transmitter module and Receiver are both connected to the DC power
and with the power turned “ON”;
2.Make sure that the battery of the Display Receiver is fully charge and the unit is powered on when
the wall plug is not in use;
3.Please make sure if the Transmitter module and Receiver are paired correctly (See Appendix)
NOTE: You cannot control the source device with the Display Receiver. This may only be accomplished
at the source device.