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Pioneer A-400X - Service Manual

Pioneer A-400X
14 pages
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Summary

Exploded Views and Parts List

Packing and Parts List

Schematic Diagrams

PCB Connection Diagrams

Power SW Assy (AWZ4964) Connection Diagram

Connection diagram for the Power Switch Assembly (AWZ4964).

Diode Assy (AWZ4963) Connection Diagram

Connection diagram for the Diode Assembly (AWZ4963).

LED Assy (AWZ4966) Connection Diagram

Connection diagram for the LED Assembly (AWZ4966).

AF Complex Assy Connection Diagrams

Connection diagrams for AF Complex Assembly (AWZ4961, AWZ4962).

PCB Parts List

Adjustments

Adjustment of Idle Current

Procedure for adjusting idle current using VR201 and VR202 for Lch and Rch.

For HL and YPW Types

Specifications

Panel Facilities

Power Switch and Indicator

Details on the power button's operation and the unit's indicator light.

Recording Selector Switch

Guidance on using the REC SELECTOR for recording from various sources.

Input Selector Switch

Instructions for selecting the audio input source via the INPUT SELECTOR.

Tape Playback Selection

How to select playback from Tape 1/DAT or Tape 2 decks.

Volume and Balance Control

Adjusting the volume level and independent channel balance.

Phono Cartridge Selector

Setting the PHONO SELECTOR based on MM or MC cartridge type.

Summary

Exploded Views and Parts List

Packing and Parts List

Schematic Diagrams

PCB Connection Diagrams

Power SW Assy (AWZ4964) Connection Diagram

Connection diagram for the Power Switch Assembly (AWZ4964).

Diode Assy (AWZ4963) Connection Diagram

Connection diagram for the Diode Assembly (AWZ4963).

LED Assy (AWZ4966) Connection Diagram

Connection diagram for the LED Assembly (AWZ4966).

AF Complex Assy Connection Diagrams

Connection diagrams for AF Complex Assembly (AWZ4961, AWZ4962).

PCB Parts List

Adjustments

Adjustment of Idle Current

Procedure for adjusting idle current using VR201 and VR202 for Lch and Rch.

For HL and YPW Types

Specifications

Panel Facilities

Power Switch and Indicator

Details on the power button's operation and the unit's indicator light.

Recording Selector Switch

Guidance on using the REC SELECTOR for recording from various sources.

Input Selector Switch

Instructions for selecting the audio input source via the INPUT SELECTOR.

Tape Playback Selection

How to select playback from Tape 1/DAT or Tape 2 decks.

Volume and Balance Control

Adjusting the volume level and independent channel balance.

Phono Cartridge Selector

Setting the PHONO SELECTOR based on MM or MC cartridge type.

Pioneer A-400X Specifications

General IconGeneral
Input Sensitivity (MM)2.5 mV
Input Sensitivity (line)150 mV
Signal to Noise Ratio (MC)74dB
Output (line)150 mV
Frequency Response5Hz to 100kHz
Total Harmonic Distortion0.008%
Input Impedance47 k ohm (MM), 100 ohm (MC)

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