Do you have a question about the Pioneer QX-8000A and is the answer not in the manual?
Details radio frequency circuits for FM and AM reception.
Explains audio signal path including head and control amplifiers.
Describes the DC power supply system for the receiver.
Covers the circuit for decoding surround sound signals.
Instructions for removing the wooden outer casing.
Steps to remove the front panel assembly from the unit.
Procedure for removing the bottom plate for internal access.
Steps for aligning Intermediate Frequency circuits for FM and AM.
Procedure for tuning receiver tracking across frequency bands.
Steps for aligning Multiplex (MPX) decoder section for stereo reception.
Covers additional alignment checks for filters and indicators.
Shows overall unit connections and lists general parts.
Schematic and parts list for the AWE-003 Tuner unit.
Schematic and parts for the FSAW model's Tuner unit.
Schematic and parts list for the Head Amplifier unit.
Schematic and parts list for the Decoder unit.
Schematic and parts list for the Logic unit.
Schematic and parts list for the Control Amplifier unit.
Schematic and parts list for the Main Amplifier unit.
Schematic and parts list for the Power Supply unit.
Schematic and parts list for the AWS-004 Switch unit.
Schematic and parts list for the AWS-005 Switch unit.
Schematic and parts list for the VR unit.
Schematic and parts list for the AWX-003 CR unit.
Schematic and parts list for the AWX-004 CR unit.
Schematic and parts list for the KUW model's CR unit.