10
11. TROUBLESHOOTING
Symptom
Possible cause
Remedy
Battery indicator does
not light even if the
power is switched on.
• Battery polarities not correct.
• Specified battery not used.
• Battery not charged.
• Reinsert batteries correctly.
• Replace the batteries with the IR-
200BT rechargeable batteries for
the infrared wireless microphone.
• Charge using IR-310BC Battery
Charger.
When the power is
switched on, the battery
indicator lights red.
• Battery discharged.
• Charge using the IR-310BC Battery
Charger.
Interferes with other
infrared microphone
being used
simultaneously.
• Two infrared wireless
microphones set to the same
channel.
• Set channels correctly.
(Refer to "CHANNEL SETTING"
above.)
• Infrared wireless microphone
used too close to the tuner.
• Keep the infrared microphone at
least 50 cm (20") away from the
infrared tuner.
10. CHANNEL SETTING
Note: Make sure that the IR-310M’s channel is set to the desired channel "A" or "B."
Step 1. Switch the unit’s power OFF.
(Refer to p. 5 "BATTERY INSERTION.")
Note
If the channel is changed when the power
is on, the transmitting frequency changes
immediately and noises may occur.
Step 2. Remove the battery cover.
(Refer to p. 5 "BATTERY INSERTION.")
Step 3. Set the channel selector switch to the
desired channel "A" or "B."
Step 4. Replace the battery cover securely.
A
B
H
L
IR-310M (rear)
Channel selector
switch
[Inside of the
battery cover]
1
A
B
