Uniden MHS550 English Owners Manual - Page 40

Common questions Problem Things to Try The radio won't power on. Check the battery power level. The radio won't transmit. Make sure you are not in weather or scan mode. Make sure you are not trying to transmit on a receive-only channel or that you are transmitting at the correct power level for this channel (see the channel lists starting on page 42). Make sure the duration of each transmission is less than 5 minutes. Noise comes out of the speaker all the time Adjust the squelch level; it is probably too low. I can't hear anything from the speaker. Adjust the squelch level; it is probably too high. I can transmit, but no one can hear me. In VHF, check your UIC channel settings (see page 27) In FRS, make sure the privacy codes match the radio you want to talk to (see page 31) The display flashes, and I don't know why. The numbers on the display will flash if the radio is in a watch mode or in scan mode. Try turning off scanning, Weather Alert Watch, or Triple/ Dual Watch (see page 10). I can't read the display. Adjust the contrast level (see page 22) I'm not getting any hazard alerts. Make sure Weather Alert Watch is turned on. Check to make sure the FIPS codes in your radio include your current location (see Using FIPS codes for weather alerts on page 28). I'm getting all the hazard alerts, not just the ones for my area. Check to make sure the FIPS codes in your radio were entered correctly (see Using FIPS codes for weather alerts on page 28). Sometimes the Weather Alert Watch may catch a hazard alert in the middle of the broadcast and miss which FIPS codes are affected. For your safety, when this happens, the radio triggers the alert tone and switches to the weather channel. Where can I find my The serial number is on a plate inside the radio's serial number? battery compartment. 38 Uniden MHS550 Radio Owner's Manual