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Highlights the EXCELINEAR technology, linearity, and performance capabilities of the amplifier.
Provides essential safety warnings and lists available optional accessories.
Guidance on ventilation, location, cable types, phasing, grounding, and mono operation.
Instructions for turning on the amplifier, initial checks, and speaker fuse importance.
Addresses pilot lamp status, speaker fuse checks, and how to handle turn-on thumps.
Detailed steps for adjusting amplifier linearity to match specific speaker loads.
Essential techniques for making quality solder connections during assembly.
A comprehensive list of all parts included in the XL-280 amplifier kit.
Guidelines on selecting solder and preparing wires for assembly.
Installing feet, output terminals, fuse holders, input sockets, switches, and AC cord.
Mounting and wiring capacitors, diodes, thermistors, and connecting to output modules.
Connecting the power transformer, terminal strips, and voltage selection wiring.
Securing modules, final wiring connections, and performing pre-operation checks.
Guidelines for factory repairs, return policies, and unit servicing.
Details warranty coverage, limitations, and requirements for both kit and factory units.
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