Soundmax SM-CCR3704 — troubleshooting Guide for Common Device Issues [22/46]

Превью страниц Страница 22 / 46

Troubleshooting guide

Below is a table describing simple measures that can help you eliminate most problems likely to emerge

when this unit is in use. If below measures do not help, turn to a service center or to the nearest dealer.

Symptom

Cause/Solution

No Power

Check whether the fuse is blown, replace with fuse of proper value if necessary

Unit stops

responding or

shows error.

Press the RESET button.

Unable to

receive radio

stations.

Check whether the antenna is inserted or the antenna is properly connected.

Poor effect on

receiving a

station.

-Antenna may not be of the proper length. Make sure the antenna is fully extended. If broken,

replace the antenna with a new one.

-The broadcasting signal is weak.

-The antenna is poorly grounded; check and make sure the antenna is properly grounded at its

mounting location.

No pictures

-The video line from main unit to monitor is not connected properly (for external monitor)

-The purple brake wire is not grounded or connected to brake properly.

The picture

appears grainy

-Check the color system. (PAL or NTSC)