Uniden PC122XL manual Connecting the Power Cords, Negative Ground System, Positive Ground System

.- CONNECTING THE POWER CORDS

With regard to the connection of the power cords, it may be possible or desirable to connect the red lead (for negative ground systems) or the black lead (for positive ground systems) to the ignition switch accessory terminal so that the radio is auto- matically turned off when the ignition switch (key) is turned off.

i'"'" ~Iternately, the power lead may be 'connected to an available terminal on the fuse

,;~: "'; ; block or even to a point i" ~heV\(irin~harness.Caremust be taken, how~ver,to guard {~':~'I"'!against a short circuit condition. When in doubt, please contact your vehicle dealer for

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specificinformation for your'vehide. .~.

GROUND INFORMATlpN

,.A negative gro,undsystem is -generallyidentified by the" - " battery tEirnirnal';being connected to the vehide motor block, but if you cannot determine the polarity of

your vehide, consult your vehide dealer for information.
NOTE: This radio may be installed and used in any 12-volt DC negative or positive	.~
ground system.

NEGATIVE GROUND SYSTEM

If you are operating on a negative ground system, connect the. red DC power cord from the radio to the positive "+" battery terminal or other convenient point and connect the black power lead to the chassis or vehide frame, or the negative" - " terminal of the battery.

POSITIVE GROUND SYSTEM

If you are operating on a positive ground system, connect the black DC power cord from the radio to the negative" - " battery terminal or other convenient point and connect the red power lead to the chassis or vehide frame, or the positive" + " term inal of the battery.

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