Manuals / Radio Shack / Home Audio / Stereo Amplifier

Radio Shack 85 owner manual Reconnect the wiring

Models: 85

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6.Reconnect the wiring.

12-1977.fm Page 22 Tuesday, July 13, 1999 10:07 AM

3.Using the mounting holes on the amplifier as a guide, mark the locations for the mounting holes.

4.Drill 9/64-inch holes in the marked locations, being careful not to damage anything behind the mounting surface.

5.Attach the amplifier to the mounting surface using the supplied sheet-metal screws and washers.

6.Reconnect the wiring.

7.Reconnect your vehicle battery’s negative (-) cable.

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Radio Shack 85 owner manual Reconnect the wiring

Contents

85× 4 High Power 4-Channel Trunk Mount Amplifier 12-1977.fmPage 1 Tuesday, July 13, 1999 10 07 AMAutomatic Power Switching - auto FEATURESInput Level Controls - let you adjust 14k Gold-Plated Noise-IsolatedMute Turn On Circuit - eliminates Power Indicator - lights when power is onShort Circuit Protection - distorts CONTENTS PREPARATION BEFORE YOU BEGIN THE INSTALLATIONCHOOSING A MOUNTING LOCATION CONNECTING GROUND AND PRIMARY/SWITCHED POWER Cautions2.Securely connect the supplied dark blue/white wire’s spade connector end to the amplifier’s REM remote power terminal CONNECTING TO YOUR AUTOSOUND SYSTEM Low Level Input Connectionsrear-leftto CH3 and rear-rightto CH4 front-leftto CH1 and front-rightto CH2, or12-1977.fmPage 9 Tuesday, July 13, 1999 10 07 AM Note For the best results, use shielded phono plug-to-phonoplug Y- adapter audio cables, such as Cat. No. 42-2368not supplied High-LevelInput Connections Connection Floating Ground Connection Common Ground12-1977.fmPage 12 Tuesday, July 13, 1999 10 07 AM Connection Floating Ground Connection Common Ground12-1977.fmPage 13 Tuesday, July 13, 1999 10 07 AM CONNECTING THE SPEAKERS Preparing the Speaker WiresConnecting Four Speakers Connecting Two Speakers Unbridged Connection Connecting Two Speakers Bridged Connection 1.Connect the two speakers to the CH1 and CH2 terminals front speakers or to the CH3 and CH4 terminals rear speakers 1.Connect the two speakers to the CH1 and CH2 terminals front speakers or to the CH3 and CH4 terminals rear speakers TESTING THE CONNECTIONS MOUNTING THE AMPLIFIER 6.Reconnect the wiring TURNING ON THE AMPLIFIER SETTING THE LEVEL CONTROLOPERATION CautionsX-OVERFREQ On/Off Switch USING THE FREQUENCY CROSSOVERX-OVERFREQ Control MAINTENANCE Replacing a Blade-TypeFuse REPLACING THE FUSESReplacing the Tube-TypeFuse CautionsSPECIFICATIONS Fort Worth, Texas RADIO SHACK A Division of Tandy CorporationWe Service What We Sell