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us i n G Th e r863 re C e i v e r , C o n T .
Note: Rechargeable batteries are shipped in a discharged state
and must be charged overnight before using.
1. Make sure there are two alkaline or rechargeable AA batter-
ies in the Receiver. If batteries are not installed, see Battery
Information on page 12-13.
2. Plug the earphone or headphone into the “ ” Jack on top of
the Receiver.
3. Put on the earphone or place the headphones over your ears.
4. Turn the unit on: turn the On/Off/Channel switch to position
“1” or “2” or “3.” The Power “ON” LED indicator should il-
luminate Red.
5. Select a desired operating frequency. To operate on 863.25
MHz, turn the On/Off/Channel switch to position “1”; to oper-
ate on 863.75 MHz, turn to position “2”; to operate on 864.75
MHz, turn to position “3.”
Important: Make sure the receiver is operating on the same fre-
quency as the transmitter! The receiver’s channel switch
(1-2-3 position) should match the transmitter’s channel switch.
6. Adjust the receiver volume control to a comfortable listening
level.
You should be able to hear someone speaking into the trans-
mitter microphone.
The receiver can be placed in a pocket, or clipped onto a belt,
harness, or waistband.
IMPORTANT: When the R863 receiver is not being used,
remember to turn the unit OFF by turning the On/Off/Chan-
nel switch to the “ ” power icon position. The Power “ON”
LED indicator should not be lit.