MAN 143C
Hearing Helper
™
Wireless FM Listening System
15
Trouble Shooting Guide
Read through the manual and user guide carefully to verify proper
setup and installation of your system.
Transmitter frequency display (LCD) not lit.
• Make sure the AC power adapter is plugged into the transmitter.
• Make sure the electrical outlet is on.
No sound through receivers.
• If some of the receivers work, but others don’t, check for bad batteries or
earphones on the receivers that aren’t working.
• Verify that the receiver frequency matches the transmitter frequency. See
“Select the Frequency” section.
• If none of the receivers work, check to see if the power is connected to
the transmitter and the frequency display on the front of the transmitter is
illuminated.
• Check to see if the transmitter is connected properly to the sound
system.
• Turn the “Gain Control” on the back of the T800 transmitter clockwise to
increase the audio level.
• If you are not using an input signal from a sound system, make sure the
Williams Sound microphone is plugged into the “Mic Input” jack on the
rear of the T800 transmitter.
• Make sure the antenna is installed and connected properly.
Insufficient range, good reception near transmitter, poor at a distance
• Check to see if the antenna was installed correctly. If not, correct or
replace the antenna. The signal should be clearly audible at 30 m (100 ft.)
line of site of the transmitter.
• Check to make sure no other transmitters (or other devices) are
transmitting on the same frequency (channel).
