Uniden SMU250K, SMH250D Unpacking, Radio Installation Considerations, Power Requirements, Antenna

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Unpacking

The following should be included with your two-way radio:

Transceiver Unit

Power Cord

Mounting Bracket

Operating Guide (OM)

If any of these items are missing from the box, contact your Uniden Dealer for help.

Features, specifications, and availability of optional accessories arc all subject to change without notice.

FCC Licensing

Before you transmit with your radio, you must have the proper license issued by the Federal Communications Commission (FCC). Your Uniden Dealer can tell you what is required, and can help you with all your future communication needs.

Radio Installation Considerations

All Uniden radios and associated accessories are tested before shipment to ensure operational status. However, since vehicle configuration in which Uniden radios and accessories are installed are non-standard, Uniden recommends the following installations considerations.

Power Requirements

The SMH250D and SMU250K require a 13.6V DC, 10 ampere power source with a negative ground. Install a fuse in the power leads

near the power source to protect the power source compartment and passenger compartment from fire and electrical hazards. (The AMX 120A Power Cable is equipped with an in-line 15 ampere fuse.) If the radio is connected directly to the vehicle battery, a fuse must be installed as close to the battery terminal as possible.

Route power leads to minimize proximity to other electrical systems such as instruments, engine electrical components, braking systems, entertainment systems, etc.

Secure power leads to supporting structures or components with insulated clamps that completely isolate the power leads from the supporting structures or components. When power leads are routed through a firewall, bulkhead, or similar structure, use a rubber grommet to protect power leads from chafing.

Antenna

Follow antenna manufacturer’s mounting instructions. Mount antenna in a location which gives the highest unrestricted radiation pattern. Use low loss, 95% shielded, Teflon coaxial cable between antenna and radio antenna jack. Keep antenna cable length short to insure maximum power output.

Mounting

Mount the equipment with your safety and the safety of others in mind. Do not obstruct the operator's physical or visual access to the controls. Ensure easy access to the microphone and radio

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Contents SMH250D/SMU250K Safety information Contents Introduction Two-year Limited warrantyService CongratulationsFeatures AccessoriesTechnical Support and Service Programmable FeaturesUnpacking Radio Installation ConsiderationsPower Requirements AntennaControls and Functions Telephone Interconnect FunctionsLCD Display Applying Power and Setting the VolumeGeneral Operation Function TonesChannel Selection Busy Channel Lockout BcloC Key Functions TransmitReceive Drop Out DelayTransmit Time Out Timer Channel Scan