Do you have a question about the Pioneer A-878 and is the answer not in the manual?
Essential precautions for safe servicing and customer protection.
Procedure to measure leakage current to prevent electric shock hazard.
Highlights critical safety parts and the importance of using genuine replacements.
Details on power requirements, consumption, dimensions, weight and accessories.
Schematic for the Input Selector circuit.
Schematic for the Rec Out circuit.
Schematic for the Tone Amplifier circuit.
Schematic for the VR Assembly circuit.
Schematic for the Speaker Terminal circuit.
Schematic for the Power Supply circuit.
Instructions for changing the unit's voltage setting.
Connection diagram for the Power Supply section.
Connection diagram for the Phono Amplifier board.
Connection diagram for the Input Selector board.
Connection diagram for the Tone Amplifier board.
Connection diagram for the Power R board.
Connection diagram for the Power L board.
How to select the audio playback source.
Procedure to adjust idle current for optimal performance.
Essential precautions for safe servicing and customer protection.
Procedure to measure leakage current to prevent electric shock hazard.
Highlights critical safety parts and the importance of using genuine replacements.
Details on power requirements, consumption, dimensions, weight and accessories.
Schematic for the Input Selector circuit.
Schematic for the Rec Out circuit.
Schematic for the Tone Amplifier circuit.
Schematic for the VR Assembly circuit.
Schematic for the Speaker Terminal circuit.
Schematic for the Power Supply circuit.
Instructions for changing the unit's voltage setting.
Connection diagram for the Power Supply section.
Connection diagram for the Phono Amplifier board.
Connection diagram for the Input Selector board.
Connection diagram for the Tone Amplifier board.
Connection diagram for the Power R board.
Connection diagram for the Power L board.
How to select the audio playback source.
Procedure to adjust idle current for optimal performance.