Sennheiser freePORT Instrument Set Instructions for Use - Page 12

If problems occur... Problem Possible cause Possible solution No operation indication Battery is flat Replace the battery No mains connection (receiver) Check the connections of the mains unit No RF signal Transmitter and receiver are not on Set transmitter and receiver to the same channel the same channel Transmitter is out of range Reduce the distance between transmitter and receiver RF signal available, no audio signal Receiver's squelch threshold is adjusted too high See "Adjusting the squelch threshold" on page 10 Audio signal has a high level of background noise or is distorted Transmitter sensitivity is adjusted too low or too high The MIC/INST slide switch on the SK 2 transmitter is not set correctly See "Connecting the microphone/ instrument cable" on page 7 Receiver's audio output level is adjusted too low or too high See "Connecting the amplifier/ mixing console" on page 5 Annoying noises When the battery is almost flat, the transmitter may produce annoying noises which can damage the PA system. After the LED has gone off, replace the battery as soon as possible or switch the transmitter off. Accessories and variants 04839 76670 05018 MZW 1 MZQ 1 ME 2 05019 05020 512889 ME 3 ME 4 CI1-fp Wind- and popshield for SKM 3 Microphone clamp for SKM 3 Clip-on microphone for SK 2, pre-polarized condenser microphone, omnidirectional Headmic for SK 2, pre-polarized condenser microphone, super-cardioid Clip-on microphone for SK 2, pre-polarized condenser microphone, cardioid Guitar cable 11