US-902DC Version 1.0 Page 6 of 11
US-902DC
Wireless Receiver
4.1.6 Basic operation
– Selecting channel:
Press UP/DOWN button till the RX1 starts flashing, and again press the UP/DOWN button to
select a suitable channel from the pre-set 16 channels.
Later the RX1 stop flashing, the receiver will store the channel
automatically meanwhile presents the channel number.
Repeat the action for RX2.
– Setting lock-on
Alter selecting channel, repress the UP/DOWN buttons till the
HOLD starts flashing simultaneously, and the current setting is
saved in memory on switch off.
– Adjusting Squelch level
With the Squelch level control in the rear panel, you can adjust the squelch at a suitable level.
If the level is set too high, the transmission range will be reduced.
4.2 Batteries installation
4.2.1 MH-850C Handheld
Loosen the microphone element counter-clockwise (Step 1 of Figure 4), press both release knobs
inside to remove the battery tray from the mic. housing (Step 2 of Figure 4).
Figure 4
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