Do you have a question about the Pioneer vsx-804rds and is the answer not in the manual?
Details packing methods and contrasts different unit types.
Provides the main circuit schematic and connection details for the unit.
Detailed schematic and connection diagram for the PS and FUNC assembly.
Schematic and PCB layout for the FM/AM Tuner Module.
Schematic and PCB layout for the FL and UCOM assembly.
Diagrams for Volume, Trans, Regulator, H.P., and Speaker assemblies.
Lists assemblies, semiconductors, coils, capacitors, resistors, and other parts.
Steps and locations for adjusting the FM tuner sensitivity and performance.
Steps for adjusting the AM tuner's tuned indicator level.
Details pin assignments and functions for the PDG135A IC.
Steps for disassembling the PS and FUNC assembly.
Instructions for removing the power block unit.
Steps to remove the FL and UCOM assembly from the chassis.
Details the FL tube structure and grid assignments.
Shows pin assignments and connection details for the FL display.
Describes front panel indicators, buttons, and their functions.
Explains the operation of various front panel controls and modes.
Lists technical specs for amplifier, tuner, video, and miscellaneous sections.