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Operating Instructions
O
N
Wireless Transmitter
Handheld Microphone
Battery Type
The transmitter will operate with either standard Alkaline Batteries or Nickel Metal
Hydride (NiMH) Rechargable Batteries. Since these types of batteries have different
characteristics, it is important to set the transmitter to the appropriate type of battery
being used so that the battery life indicator will operate properly.
• Press the “UP” button
twice to get to the
battery-type screen.
• Press and hold the “SET” button until a blinking cursor appears.
• Use the “UP” and “DOWN” arrows to make a selection.
• Press and hold the “SET” button again until the blinking cursor disappears.
LOCK
SET
HM-900
SET
UP
DOWN
LOCK
LOCK
SET
HM-900
Rotate Disc to Secure
Controls
Handheld Microphone
End View
NiMH
AKLN
To Change the Battery Setting
WARNING: Do not use NiCad
batteries! They will not charge
properly and may cause damage
to the transmitter.
NOTE: Do not mix battery
types.
Battery Life Indicator
The battery life is shown on the primary screen of the LCD.
The 7-step fuel gauge acts as a detailed guide to show the
actual life of the battery.
CH: 002
• Switch the transmitter
power off.
• Insert the small DC plug
into the jack on the bottom
of the transmitter.
• Plug the other end of the charger
into any standard 110 VAC outlet.
• The Red LED on the charger will light
indicating that charging is in progress.
• When the batteries are fully charged, the light on the charger will turn green.
A full charge can take up to 8 hours.
Replacing the Batteries
1. To replace the batteries, unscrew the end cap to reveal the battery compartment.
2. Remove or replace the batteries as shown. The microphone requires two AA
sized batteries stacked end to end.
3. Note the polarity in the battery compartment.
Typical battery life is about 8 hours.
Charging the Batteries (NiMH Rechargeable Batteries ONLY)
Make sure there are NiMH Rechargeable Batteries in the transmitter before plugging in
the charger.
WARNING:
Do not attempt to charge alkaline batteries. They
can overheat and expand, creating a significant hazard and
damaging the transmitter.
(This is not covered by warranty.)
Transmitter
Charger
Charger
Connector
Charger Status LED
• RED = charging in progress
• GREEN = batteries fully charged
LOCK
SET
HM-900
Handheld Microphone
End View
2
3
ON
1
End Cap
IMPORTANT!
Replace batteries with the same type, (alkaline or NiMH),
that were installed in your handheld microphone.
Operating Instructions
O
N
Wireless Transmitter
Handheld Microphone
