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20
troubleshooting (cont’d)
340T won't turn on
• verify NiMH batteries are inserted properly and
fully charged
• verify AAA alkaline batteries are inserted
properly
• check battery polarity markings to verify
batteries are oriented properly
Acoustic feedback (high-pitched
squeal)
• make sure the user microphone is not too
close to external speakers in the room
• make sure an omni-directional mic is not
being used. Omni-directional mics should
not be used with the 340T.
• lower the FM volume/gain control on the
L
EXIS
, 230R or other receiver
• turn O
PTI
V
OICE
to medium, or low position
• have a sound professional adjust 3-band
equalizer controls on the receiver, confirm
they are not set to a high frequency setting
Static
• confirm microphone cord is not coiled
• verify approved PE microphones are being
used (AT0655, AT0814, AT0816, AT0291-L,
AT0614-L, AT0669-L or AT0668-L)