Radio Shack XL-400 owner manual Completing the Installation

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

6.Reconnect the wiring.

7.Reconnect the cable to the vehicle bat- tery’s negative (–) terminal.

8.Reset your vehicle’s clock, your auto sound system’s tuner memory, and other timer/memory devices.

Completing the Installation

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Contents XL-400 High Power 2-Channel Bridgeable Amplifier Contents 14K Gold-Plated Noise-Isolated Low-Lev FeaturesFCC Wants YOU to Know Preparation Before YOU Begin the InstallationSupplied Hardware Choosing a Mounting LocationRouting Cables and Wires Installation OrderBefore YOU Make the Connections Preparing the Mounting AreaConnecting Ground and SWITCHED/PRIMARY Power Fm Page 7 Friday, May 12, 2000 1246 PM LOW-LEVEL Inputs Connecting InputsUsing either a floating or common ground connection HIGH-LEVEL Speaker Wire InputsCommon Ground Connection Four Speaker OutputsFloating Ground Connection Two Speaker Outputs Preparing the Speaker Wires Connecting SpeakersConnecting Two Speakers Unbridged Connection Connecting Four SpeakersConnecting Two Speakers Bridged Connection Connecting Two Unbridged Speakers and One Bridged Subwoofer Testing Connections Completing the InstallationCle’s negative battery terminal. Then Mounting the AmplifierCompleting the Installation Turning on Amplifier Adjusting the Audio LevelOperation Adjusting Frequency Crossover Symptom Possible Cause Suggestion TroubleshootingReplacing a Fuse CareReplacing the SFE-Type Fuse Replacing the Blade-Type FusesFm Page 22 Friday, May 12, 2000 1246 PM Specifications Limited One-Year Warranty