ALLEN & HEATH Xone 4D User manual

ALLEN&HEATH Xone:4D service manual AP7337_2 Page - 1 - of 14
ALLEN&HEATH
SERVICE MANUAL
Copyright © 2009 Allen & Heath Limited. All rights reserved
Allen & Heath Limited
Kernick Industrial Estate, Penryn, Cornwall, TR10 9LU, UK
http://www.allen-heath.com
Service manual
X
one:4D

ALLEN&HEATH Xone:4D service manual AP7337_2 Page - 2 - of 14
Release notes for this issue
Limited One Year Warranty
This product is warranted to be free from defects in materials or workmanship for period of
one year from the date of purchase by the original owner. To ensure a high level of
performance and reliability for which this equipment has been designed and manufactured,
read this User Guide before operating. In the event of a failure, notify and return the
defective unit to ALLEN & HEATH Limited or its authorised agent as soon as possible for
repair under warranty subject to the following conditions
Conditions of Warranty
The equipment has been installed and operated in accordance with the instructions in this
User Guide. The equipment has not been subject to misuse either intended or accidental,
neglect, or alteration other than as described in the User Guide or Service Manual, or
approved by ALLEN & HEATH. Any necessary adjustment, alteration or repair has been
carried out by ALLEN & HEATH or its authorised agent. This warranty does not cover fader
wear and tear. The defective unit is to be returned carriage prepaid to ALLEN & HEATH or its
authorised agent with proof of purchase. Units returned should be packed to avoid transit
damage. In certain territories the terms may vary. Check with your ALLEN & HEATH agent
for any additional warranty which may apply.
For further assistance please contact our distributor or your territory.
http://www.allen-heath.com/UK/distributors.asp

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CONTENTS
DEVELOPMENT CHANGES
SERVICING PRECAUTIONS AND GENERAL NOTES
PARTS IDENTIFICATION
•How to order parts
•Exterior parts
•Interior parts
SPECIFICATION

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DEVELOPMENT CHANGES
NOTE: These changes have been implemented at the factory as part of our ongoing
development policy.
They are not critical to the basic function of the unit.
It is for the owner / service engineer to decide to update a unit with development changes.

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Servicing Precautions – General Notes
Service personnel:
Service work should be carried out by technically qualified service personnel only.
Mains power is dangerous and can kill. Do not attempt to work on a linear or switched
mode power supply if you are not suitably qualified to do so. Do not attempt to repair
surface mount circuit assemblies unless you are suitably qualified and have the
necessary facilities to do so. Replacement circuit assemblies can be ordered.
Service facilities:
Ensure a suitably sized work surface is available. Ensure this is clear of dirt, debris and
obstructions which may damage the equipment surfaces. Ensure adequate lighting.
Use the correct tools for the job and ensure they are in good working order. Ensure all
workshop safety requirements are adhered to.
Service information:
Check that you have all the information you need before starting the service job. Refer
to the Allen & Heath web site or contact Allen & Heath technical support for details on
the latest information. Full technical information can be downloaded from the web site
Distributor Zone (password required).
Mains power:
Connect the equipment to mains power only of the type described in the user guide and
marked on the rear panel. The power source must provide a good ground connection.
Ensure you always use an isolation transformer when working on any mains power
supply unit.
Mains cord and fuse:
Use the correct power cord as supplied with the equipment. Do not remove or tamper
with the ground connection in the power cord. Heed the Important Mains Plug Wiring
Instructions printed in the user guide if it is necessary to rewire the mains cord. Always
replace the equipment mains fuse with the correct type and rating as described in the
user guide and marked on the equipment panel.
Opening the unit:
Switch off and remove the mains power cord before opening the equipment. Ensure all
power supply covers and safety shields are in place before applying power with the unit
open for diagnostic fault finding.
Closing the unit:
Before finishing, check the quality and accuracy of the service work carried out.
Remove any dirt or debris as this may cause equipment failure in the future. Ensure all
assemblies, harnesses and connectors are correctly aligned and plugged in. Ensure
that jumper settings and control configurations are correctly set according to the
requirements of the customer.
Continued -

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Testing the unit:
Before operating the equipment, read and adhere to the Important Safety Instructions
printed in the user guide. Test that the service work has been successfully carried out.
Shipping the unit:
Use adequate packing such as the original packaging or purpose designed flight case if
you need to ship the unit. To avoid injury to yourself or damage to the equipment take
care when lifting, moving or carrying the equipment.
Operation:
To test the console make sure it is connected as described in the user guide. Check
that the voltage setting marked on the rear panel is correct for the local mains supply.
Fault finding:
For effective fault diagnosis trace the signal flow through the circuit path. Refer to the
system block diagram. Replacement circuit assemblies are available from Allen &
Heath.

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How to order parts
Parts must be ordered from our distributor in your territory. A list of international distributors can be viewed
at http://www.allen-heath.com/UK/distributors.asp
UK parts must be ordered through an appointed A&H dealer or service centre. A list of UK service centres
can be viewed at http://www.allen-heath.com/UK/service_centres.asp
PARTS IDENTIFICATION
EXTERIOR PART
Black pot nut
AB8172
MIDI
Round black
button
AJ4251
Fader AI4999
Knob AJ4310
Light ring
AJ5324
Black button
AJ5325
Encoder AL6338
Knob AJ6379
AI8004
Knob AJ7304
Encoder AL6338
Knob AJ6379
Jog wheel deck
AJ6342

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BPM
display
AA6757
Rec to FX2
AJ3438
FX1, FX2
Round black
button
AJ4251
Xfade ON
button
AJ6904
Light ring
AJ5324
Black button
AJ5325
FX RTN AI8007
Knob AJ7304
LFO Depth AI8003
Knob AJ7304
Xfader contour AI8007
Knob AJ7304
FREQ AI8004
Knob AJ7305
RES AI8007
Knob AJ7304
Level AI8007
Knob AJ7304
Cue / Add mix AI8007
Knob AJ7304
Booth AI8007
Knob AJ7304
Mix AI8007
Knob AJ7304

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PH,LN,SC
Round black
button
AJ4251
Up fader 003-860
Knob AJ5320
X- fader 003-579
Knob AJ5320
Pre black
button
AJ5388
FX, CH,
Pre button
AJ7286
FX1 & 2 AI8007
Knob AJ7304
Level AI8006
Knob AJ7304
HF, MF, LF AI8007
Knob AJ7305

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AC button
AJ2887
AC switch
Al3338
Feet AK0102
Headphone
Large jack
AL0328
Headphone
Small jack
AL5323
Mic XLR
AL2414
Mix out XLR
Al2411
Ground
Pillar
AL8106
Fuse holder
AL3178
AC inlet
Al3458
RCA phono
AL3753
RCA phono
AL4977
SPDIF
AL0566
Game port
AL6351
Foot switch
AL0328
Optical
IN AE6069
OUT AE5899
USB
AL6096
MIDI
AL3962
Phono shorting plug
AL4396
LF AI8004
Knob AJ4346
Knob AJ4346
HF AI8004
Knob AJ4346
Knob AJ4346
Level AI8003
Knob AJ4346
Knob AJ4346

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INTERIOR PARTS
MIDI Slave
003-523
Filter
003-525
MIDI fader
003-532
Jog wheel
assembly
003-533
Xfader
003-579
MIDI i/p pitch
003-635
MIDI i/p
control
003-636
MIDI i/p pitch
003-635
MIDI i/p
control
003-636
BPM display
7 seg LED
003-695
Analog
slaveSlave
003-854
Master
003-855
Linear fader
003-860
Stereo i/p
003-859
Note: When fitting replacement PCB check phono/line jumper positions.

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Mic
Headphones
003-530
Mains PSU
003-233
Connectors
003-527
Gameport
003-531
USB2
003-856

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HARNESSES:
AL5904- HEADPHONE MASTER
AL5904- BPM 7 SEGMENT DISPLAY USB CONTROL
AL5904- ANALOGUE SLAVE POWER SUPPLY
AL5904- JOGWHEEL (L) MIDI SLAVE (L)
AL5904- JOGWHEEL (R) MIDI SLAVE (R)
AL4606- CONNECTOR MASTER
AL4607-MIDI SLAVE (L) USB CONTROL
AL6592- MIDI CONTROL (R) USB CONTROL
AL7338- ANALOGUE SLAVE USB CONTROL
AL6098- GAMEPORT USB COTROL
AL3817- LINEAR FADER INPUT
AL3817- X FADER FILTER
AH2228 MIDI FADER MIDI SLAVE
AL5904

ALLEN&HEATH Xone:4D service manual AP7337_2 Page - 14 - of 14
SPECIFICATION
Operating levels
Main outputs +4dBu XLR
Monitor 0dBu RCA
FX sends -2dBu RCA
Maximum output level +26dBu
Mic Sensitivity -45 to -15dBu
RIAA input sensitivity 7-100mV 47K/330pF
Frequency response Line in to Mix out 20 Hz to 30KHz +0/-2dB
Distortion at 1kHz Line in at +0Vu out <0.02%
Main Mix noise 22Hz— 22KHz unweighted <-80dBu (84dB S/N)
Residual Mix noise22Hz— 22KHz unweighted <-97dBu
Equalization 3-
b
and +6dB/off (kill), 120Hz, 1.2kHz,
10kHz
Fader Shutoff <-90dB