ALLEN & HEATH XONE 92 Service Manual

SERVICE MANUAL
Publication AP5296

ALLEN & HEATH XONE 92 Specifications

General

Type	Analog
LFO	No
Record Output	RCA
Filters	2 VCF filters
Inputs	4 phono, 4 line, 2 mic
Outputs	Master, Booth, Record, Headphone
Aux Sends	2 aux sends
Mic Inputs	2
Master Output	XLR
Booth Output	1/4" Jack
Headphone Output	1/4" Jack and 3.5mm Jack
MIDI	MIDI out
Crossfader	VCA crossfader
Effects	No built-in effects
Power Supply	Internal
Dimensions	320mm x 358mm x 88mm

Summary

Servicing Precautions

Personnel and Facility Requirements

Requirements for qualified personnel and workspace.

Safety Procedures

Guidelines for mains power, cord, fuse, opening, closing, testing, shipping.

Servicing Notes – XONE:92

Technical Aspects and Fault Finding

Technology overview and methods for fault diagnosis.

Removing the Top Panel Assembly

Chassis and PCB Assembly Layout

XONE:92 Chassis Assembly View

Diagram showing the front view of the chassis assembly.

XONE:92 Front Panel Assembly View

Diagram showing the front panel assembly.

Component Identification

Front Panel Controls

Identification of pots, switches, and LEDs on the front panel.

Rear Panel Connectors

Identification of I/O connectors on the rear panel.

Faders and Knobs

XONE:92 Block Diagram

Mic/Stereo Return Schematic (003-136)

Stereo Channel Schematic (003-137)

Stereo Channel Schematic (Sheet 2)

Stereo Channel Schematic (Sheet 3)

Filter/MIDI PCB Schematic (003-138/003-143)

Filter/MIDI PCB Schematic (Sheet 2)

Filter/MIDI PCB Schematic (Sheet 3)

Filter/MIDI PCB Schematic (AG5300 Issue 3)

Filter/MIDI PCB Schematic (AG5300 Issue 3, Sheet 2)

Filter/MIDI PCB Schematic (AG5300 Issue 3, Sheet 3)

Master PCB Schematic (003-139)

Master PCB Schematic (Sheet 2)

Crossfader PCB Schematic (003-140)

Slave Card Schematic (003-141)

Slave Card Schematic (Sheet 2)

Power Supply Schematic (003-233)

ECN 984: Filter 1 & 2 PCB Modification

ECN 993: Filter Value Change and Diode Addition

ECN 1018: Master PCB Output Level Change

Rear Panel Connections

Input/Output Connectors

Identification of various input/output connectors on the rear panel.

Power and Control Inputs