Williams Sound PPA R7 Installation Guide download pdf (Page 12)

Williams Sound

Helping People Hear

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TROUBLE SHOOTING GUIDE

TRANSMITTER “POWER” LIGHT NOT ON.

þ Make sure the wall transformer is plugged into the transmitter.

þ Make sure the electrical outlet is on.

NO SOUND THROUGH RECEIVERS.

þ If some of the receivers work, but others don't, check for bad batteries or earphones on

the receivers that aren't working.

þ Check to see that the receiver frequency matches the transmitter frequency. The

frequency sticker is on the bottom of the transmitter and inside the back cover of the

receiver. If they do not match, see

Frequency Change Instructions on page 14.

þ If none of the receivers work, check to see if the power is connected to the transmitter

and the “Power” light is on.

þ Check to see if the Transmitter is connected properly to the sound system. See page 7.

þ Turn the screwdriver-adjust input level control located on the T17 front panel clockwise

to increase the input signal strength. Check to see that the audio light is flashing

occasionally but not continuously.

þ If you are not using an input signal from a sound system, make sure the Williams Sound

microphone is plugged into the “Mic” jack on the front of the T17 transmitter.

þ Make sure the antenna is installed and connected properly. See page 7.

INSUFFICIENT RANGE, GOOD RECEPTION NEAR TRANSMITTER, POOR AT A DISTANCE

þ Check to see if the antenna was installed correctly. If not, correct or replace the antenna.

The signal should be clearly audible at a 300 foot distance.

SOUND THROUGH RECEIVERS IS LOUD, BUT DISTORTED. NOISE (ROOM NOISE OR ELECTRONIC NOISE) SEEMS TO

GROW AFTER TALKING STOPS

. AUDIO INDICATOR LIGHT IS CONTINUOUSLY ON.

þ Turn the screwdriver-adjust input level control located on the T17 front panel counter-

clockwise to decrease the input signal strength. The audio indicator light should flash,

not be lit continuously.

SOUND THROUGH THE RECEIVERS IS WEAK AND NOISY. AUDIO INDICATOR LIGHT IS NOT LIT.

þ Turn the screwdriver-adjust input level control located on the T17 front panel clockwise

to increase the input signal strength. The audio indicator light should be flashing

þ Increase the input signal level from the sound system.

SCRATCHY

NOISE WHEN RECEIVER VOLUME CONTROL IS ADJUSTED

þ Follow the steps below:

1. Open the back of the receiver case by opening the battery compartment. Keep lifting

on the battery door and the back of the receiver case will open like a book.

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Williams Sound PPA R7 Installation Guide Page 12