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Explains the significance of a Rivera amp as essential to a guitarist's sound and performance.
Instructions for inspecting the amp upon arrival and retaining original packaging for future transport.
Details critical safety warnings, symbols, and precautions regarding electrical hazards.
Checklist for verifying tube seating, cord connections, and initial control settings before powering on.
Step-by-step guide for safely powering on the amplifier and connecting a guitar.
Provides suggested control settings for various inputs and desired tonal characteristics.
Diagrams and explanations of front panel controls, input jacks, and channel functions.
Detailed explanation of Channel 1's Volume, Bass, Middle, Treble, Master, and Boost controls.
Detailed explanation of Channel 2's Volume, Treble, Middle, Bass, and Master controls.
Explanation of Middle (Notch), Bass, Master (Ninja Boost), Reverb, and Presence controls.
Details the operation and importance of the Standby and Power switches.
Overview of rear panel connections and instructions for the mains power input.
Explains the function of the Mains Fuse and its specific ratings for different models.
Provides specific ratings and types for Mains and HT fuses across various R Series models.
Details speaker connection requirements, impedance limits, and cable recommendations.
Explains the Line Out jack for connecting to other amplifiers, mixers, or recorders.
Describes the footswitch jack and its functions with the FS-7 footswitch.
Guides on using the Patch section for external effects and setting levels.
Details on integrating external effects via the Effects Loop and setting levels.
Describes speaker types and provides care instructions for various R Series models.
General advice on safely connecting the amplifier to external equipment.
Instructions for connecting extension cabinets to Chubster 40, R30-112, Suprema, Chubster 55, and R55-112.
Instructions for connecting single or dual extension cabinets to the R100-212 model.
Explains how to connect two amplifiers in parallel using the Line Out.
Guides on slaving other amplifiers using the Line Out or Effects Loop Send.
Instructions for slaving other amps or power amps using Line Out or Effects Loop.
Guides on slaving other amps or power amps using Line Out or Effects Loop Send.
Guides on placing signal processors in the effects loop for various R Series models.
Instructions for sending a direct signal to PA or recording equipment via the Line Out.
Advice on protecting the amplifier from elements and proper handling during use and transport.
Checks for proper tube seating, power cord connection, and amp cleaning procedures.
Steps to diagnose and resolve issues when the amp won't turn on or produce sound.
Guides for diagnosing and resolving unexpected amp shutdowns and unwanted distortion.
General advice on tube care, replacement, tube charts, and function descriptions.
Tube charts for specific models and general information on EL-34 and 12AX7A tube types.
Tube chart and function descriptions specific to the R100-212 model.
Procedures for checking microphonic tubes and diagnosing preamp tube problems.
Guides for diagnosing and replacing faulty power amp tubes in Chubster 40/R30-112.
Guides for diagnosing and replacing faulty power amp tubes in specific models.
Lists technical specifications for the R30-112 and Chubster 40 amplifier models.
Lists technical specifications for the Suprema, Chubster 55, and R55-112 amplifier models.
Lists technical specifications for the R100-212A amplifier model.
Details the product warranty coverage, duration, required proof of purchase, and claim process.
Outlines the user's and RIVERA's responsibilities and lists conditions not covered by the warranty.
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