Radio Shack 85 owner manual Mounting the Amplifier

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12-1977.fm Page 21 Tuesday, July 13, 1999 10:07 AM

MOUNTING THE AMPLIFIER

Before you begin mounting the amplifier, make sure you have the following sup- plied hardware necessary for mounting.

•6 sheet-metal screws

•6 spring washers

•6 flat washers

Then confirm that the amplifier fits your vehicle’s mounting area.

Caution: Be careful to not drill into anything behind the mounting surface

1.Temporarily disconnect your vehicle battery’s negative (-) cable again.

2.To make mounting more convenient, temporarily disconnect the amplifier’s connections (ground, primary power, remote power, your vehicle stereo’s input, and speakers).

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Contents 85 × 4 High Power 4-Channel Trunk Mount Amplifier Automatic Thermal Protection FeaturesMute Turn On Circuit eliminates Contents Before YOU Begin the Installation PreparationChoosing a Mounting Location Connecting Ground and PRIMARY/SWITCHED Power Illus please add a dwg that illustrates step Low Level Input Connections Connecting to Your Autosound SystemFm Page 9 Tuesday, July 13, 1999 1007 AM Fm Page 10 Tuesday, July 13, 1999 1007 AM High-Level Input Connections Floating Ground Connection Common Fm Page 13 Tuesday, July 13, 1999 1007 AM Preparing the Speaker Wires Connecting the SpeakersConnecting Four Speakers Connecting Two Speakers Unbridged Connection Connecting Two Speakers Bridged Connection Fm Page 18 Tuesday, July 13, 1999 1007 AM Connecting Two Unbridged Speakers and One Bridged Subwoofer Testing the Connections Mounting the Amplifier Fm Page 22 Tuesday, July 13, 1999 1007 AM Setting the Level Control OperationTurning on the Amplifier Using the Frequency Crossover Over Freq On/Off SwitchOver Freq Control Maintenance Replacing the Fuses Replacing the Tube-Type FuseReplacing a Blade-Type Fuse Specifications Radio Shack