31
Part 3 Troubleshooting
Situation
Check
Solutions
The microphone unit will not
turn on.
★
Is power plug inserted into the
outlet?
★
The batteries must be charged
before initial use
★
Charge before use
The main unit is not turn on.
★
Is power plug inserted into the
outlet?
★
Fuse burned out
★
Insert power plug into the
outlet
★
Change fuse
Microphone
LCD
display”
SIGNAL WEAK”; the button on
the microphone unit do not
work.
★
Is the correct ID number set
★
Is the unit exposed to sunlight or
spot lights
★
Is there any obstruction between
the microphone unit and the IR
receiver unit?
★
Is the power LED illuminated on
receiver unit?
★
Set the ID number from [001]
to [128]
★
Install it and avoid exposure to
sunlight or spotlights.
★
Install them so that they can
see each other directly.
★
Refer to the installation
diagram. Use them within the
operating range.
★
Connect the cable between the
main unit and the IR receiver
units properly.
Operating
time
of
the
microphone unit battery is
short.
★
The battery is dying (*1)
★
Purchase a new battery
The microphone unit battery
can not be charged.
★
The charging lamp does not
light
★
The charging lamp is flashing
★
Charging does not complete
after 12 hours
★
Are the charging terminals dirty?
★
Has the battery been left for a
long time after charging?
★
Can other batteries be charged?
★
Clean the charging terminals
★
Use the battery and then
charge it again. (*2)
★
Replace it with new one
*1. The battery life is usually approximately 300 charge cycles.
*2. If the battery power supply less than 7V, the charge function of battery will not active with the
charge box, please charge the battery with microphone directly by AC power adapter about 5 minutes
in order to active the battery again, then the battery can charge with charging box again.
*3. If system warning that battery capacity is low, user should turn off that mic and charge the battery.
*4. Take out the battery if the microphone will not use for a long time.
(END)
