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7
6. TROUBLESHOOTING
Symptom Possible cause Remedy
Power indicator does not
light even if the power
switch is turned on.
• The AC adapter is not plugged into
a working AC outlet, or is not
plugged in correctly.
• AC adapter plug is not connected to
the charger.
• Make sure the AC adapter is
plugged in to a working AC wall
outlet correctly.
• Connect the plug to the charger's
power input terminal.
Charging indicator (red)
does not light even when
the infrared wireless
microphone is inserted
into the microphone
receptacle.
• The batteries used in the
microphone may not be dedicated
IR-200BT rechargeable batteries.
• The infrared wireless microphone
may not be seated correctly in the
microphone receptacle.
[For the IR-200M]
• The mounting adapter may not be
installed correctly.
• Install the appropriate dedicated IR-
200BT rechargeable battery in the
microphone.
• Make sure that the microphone is
inserted fully into charger as far as
it will go.
• Install the mounting adapter
correctly.
Inserting the infrared
wireless microphone into
the microphone receptacle
causes the charging
indicator (red) to flash.
• The ambient temperature may
exceed the permissible operating
temperature range (0 to 40 ºC, or
32 to 104 ºF), preventing charging.
• Perform charging within the
operating temperature range (0 to
40 ºC, or 32 to 104 ºF).
Full-charge indicator
(green) always lights soon.
• The dedicated IR-200BT
rechargeable battery has probably
reached the end of its life cycle
(usually after about 500 charges
and discharges).
• Replace the rechargeable battery
with a new one.
Full-charge indicator does
not light even 3 hours after
charging has been started
(maximum charging time:
3 hours).
• The infrared wireless microphone's
power switch may be set to ON.
• The battery may be at the end of its
life.
• Set the infrared wireless
microphone's power switch to OFF.
• Replace the rechargeable battery
with a new one.
Both the charging indicator
(red) and the full-charge
indicator (green) light
alternately.
• The microphone may have been
installed with a non-IR-200BT
rechargeable battery.
• There may be foreign objects (such
as metals) in the microphone
receptacle.
• The battery may be at the end of its
life.
• The infrared wireless microphone's
power switch may be set to ON.
• Use a dedicated IR-200BT
rechargeable battery in the infrared
wireless microphone.
• Remove such foreign objects.
• Replace the rechargeable battery
with a new one.
• Detach the infrared wireless
microphone from the charger and
set the microphone power switch to
the OFF position, then reinsert the
microphone into the charger.