Beltronics RX75 Owner's Manual - Page 12

Troubleshooting Problem The RX75 beeps briefly at the same location every day, but no radar source is in sight. The RX75 does not seem sensitive to radar or laser. The RX75 did not alert when a police car was in view. The RX75 did not provide a Safety signal while within range of an emergency vehicle. The RX75's audible alerts are less loud after the first few alerts. The RX75's power-on sequence reoccurs while you are driving. Your 14-year old son has changed all 8 of the Programming options. The RX75 will not turn on. The RX75's Display feels warm. Solution • An X-band motion sensor or intrusion alarm is located within range of your route. With time, you will learn predictable patterns of these signals. • The RX75 may be in City Mode. • Radar band(s) are turned off in programming. • VASCAR, (Visual Average Speed Computer And Recorder) a stopwatch method of speed detection, may be in use. Officer may not have radar or laser unit turned on. • Safety transmitters may not be commonly used in your area. • The RX75 is in AutoMute Mode. See page 5 for details. • A loose power connection can cause the RX75 to be briefly disconnected, and will retrigger the power-on sequence. • You can return all of the programming options to the factory defaults by holding down the City and Mute buttons while you turn the RX75 on. • Check that volume control is ON. • Check that vehicle ignition is ON. • Check all connections. • It is normal for the RX75 to feel warm. 20 Troubleshooting Explanation of Displays LsrF ERR There is a problem with the front Laser Receiver. There could be an unplugged connection, damaged wiring, or a problem with the front Laser Receiver. After the RX75 alerts you to this, it will then resume operation with the front radar receiver and rear laser only. LsrR N/A There is a problem with the rear Laser Receiver. It could be an unplugged connection, damaged wiring, or a problem within the rear Laser Receiver itself. After the RX75 alerts you to this, it will then resume operation with the front radar and Laser Receiver only. Check Receiver Wiring There is a problem with the front receiver. It could be an unplugged connection, damaged wiring, or a problem within the front receiver itself. The RX75 will continue to display this message, and will not operate until the problem has been repaired. HD Sensitivity control is in Highway mode, display is in Dark Mode (page 13) AD Sensitivity control is in Auto mode, display is in Dark Mode (page 13) CD Sensitivity control is in City mode, display is in Dark Mode (page 13) PilotHWY One of the many programming messages (pages 9-13) WorkZone One of the many Safety Radar messages (page 19) X2 , or K9 , The RX75 has been programmed in the Threat Display™ Mode (pages 7-8) or KA7,etc. Self Cal The RX75 is running a self-calibration test. Rcvr ERR The RX75's radar receiver has failed to calibrate. Contact your Dealer for repair. Blck OFF Optional Laser Blockers were manually shut off during a laser alert. Comm ERR Serial communications between the interface and the display have been interrupted. Contact your dealer for repair. 21