Radio Shack TRC-488 owner manual Connecting Power, Using Vehicle Battery Power

21-1585.fm Page 7 Thursday, August 5, 1999 9:39 AM

CONNECTING POWER

Using Vehicle Battery Power

Follow these steps to power the CB from your vehicle’s battery.

1.Make sure the CB is turned off.

2.Disconnect the cable from your vehicle battery’s negative (– ) ter- minal.

3.Connect the black GROUND wire to a metal part of your vehicle’s frame.

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5.Connect the orange BATT + wire, with in-line fuse, to your vehicle battery’s positive (+) terminal or to a point in the vehicle’s fuse box fuse that provides a continuous source of 12 volts even when the ignition is turned off.

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This connection is for last-channel memory backup.

6.Reconnect the cable to the vehi- cle battery’s negative (– ) terminal.

Note: Be sure the metal part is not insulated from the vehicle’s frame by a plastic part.

4.Connect the red TO SWITCHED ACCESSORY wire, with in-line fuse, to a source of voltage that turns on and off with the ignition switch, such as a spare accessory terminal in your vehicle’s fuse box.

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Using Standard AC Power

You can power the CB from a standard AC outlet using a 12-volt DC power supply (such as Cat. No. 22-120)

Caution: Most 12-volt DC power sup- plies plug into a standard AC outlet to produce DC power. Before connecting your CB to a 12-volt DC power supply, read and follow the instructions includ- ed with the power supply.

1.Make sure the CB is turned off.

2.Make sure the power supply is turned off.

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