Uniden MC 722 User Manual

Page 5

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3, HAIL CONNECTOR“The speaker used for the hail function is plugged into this

jack. The speaker may be either four or eight ohms impedance and should be
suitable for the environment in which it is located. The plug must be a miniature

phone plug.

4. DC POWER CONN ECTOR--Battery connections are to be made with the cable

supplied to mate with this connector. Remember, red is -t, black is -! The power

cord is equipped with a fuse to protect the radio. Use only a six (6) AMPERE fast
blow fuse for replacement. Wire directly to battery for best result.

5, ANTENNA CONNECTOR-This connector is for connection of the antenna. A

type PL259 connector is required to make proper connection.

6. MEMORY SWITCH-When this switch is "ON", the microprocessor is continuous

ly energized. This retains the scan memory and programmed priority channel. The

small amount of battery drain (3mA) caused by the continuous "ON" state of the
switch is insignificant and will not cause a battery drain problem, CAUTIONI If

power is supplied through the ignition switch, the memory can be lost regardless
of the position of the switch.

FRONT PANEL CONTROLS AND LCD DISPLAY

® ® (D ® ®

LIQUID CRYSTAL DISPLAY (LCD)-Provides indication of channel and

functions even in brightest sunlight.

MICROPHONE CONNECTOR-Receptacle for microphone connection. When

microphone is keyed, LCD displays "TX."

ON/OFF-VOLUME-Turns power on to radio and allows adjustment to the

desired listening level with clockwise rotation. Whenever the power is turned on,

radio automatically goes to Channel 16.

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