Troubleshooting; Replacement Parts And Accessories - Lectrosonics SR170 AC Operating Instructions Manual

Before going through the following chart, be sure that you have a good battery in the transmitter. It is
important that you follow these steps in the sequence listed.
SYMPTOM
TRANSMITTER BATTERY LED OFF
NO TRANSMITTER MOD LEVEL LEDs
RECEIVER RF LAMP OFF
NO SOUND AND RECEIVER MOD
LEVEL LEDs ARE OFF
NO SOUND BUT RECEIVER MOD
LEVEL LEDs ARE ON
DISTORTED SOUND
HISS AND NOISE - AUDIBLE DROPOUTS
EXCESSIVE FEEDBACK

REPLACEMENT PARTS and ACCESSORIES

Part No.
CH-12
A-185BNC

TROUBLESHOOTING

Description
110 Volt AC adapter for SR170AC receiver
Telescoping, swivel-mount antenna
POSSIBLE CAUSE
1) External LED is turned off. Check internal slide
switch.
2) Battery is inserted backwards.
3) Battery is dead.
1) Gain control turned all the way down.
2) Battery is in backwards. Check power LED.
3) Mic capsule is damaged or malfunctioning.
1) Transmitter not turned on.
2) Transmitter battery is dead.
3) Receiver antenna missing or improperly positioned.
4) Transmitter and receiver not on same frequency.
Check labels on transmitter and receiver.
5) Operating range is too great.
1) Transmitter audio muted. Check to see that the audio
is not muted on your transmitter, if this feature is
available on your model transmitter.
1) Receiver audio is muted. Refer to receiver manual.
2) Receiver audio output is disconnected or cable is
defective or mis-wired.
3) Sound system or recorder input is turned down.
1) Transmitter gain (audio level) is too high. Speak or
sing into the transmitter and check mod level lamps
on transmitter and receiver.
2) Receiver output may be mis-matched with the sound
system or recorder input.
3) Excessive wind noise or breath "pops."
1) Transmitter gain (audio level) too low.
2) Receiver antenna missing or obstructed.
3) Operating range too great.
1) Transmitter gain (audio level) too high. Check gain
adjustment and/or reduce receiver output.
2) Transmitter too close to speaker system.
3) Transmitter too far from the user's mouth.
6