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Qu Service Guide

DISTRIBUTOR USE ONLY!

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Summary of Contents for Qu-16

Page 1: ...Qu Service Guide DISTRIBUTOR USE ONLY ...

Page 2: ...ths of purchase by the end user then A H will offer parts free of charge for repair by the distributor Component level repairs are not advised and are not supported on units within warranty For warranty enquiries please contact support allen heath com with the serial number date of purchase and required part number For part orders for spares stock and out of warranty repairs please contact our spa...

Page 3: ...Qu Disassembly ...

Page 4: ...Bottom Panel Remove the bottom panel to access the inside of the unit ...

Page 5: ...Disassembly If removing the Fader PCB remove all fader caps and position the faders away from the edge to avoid catching ...

Page 6: ...Disassembly Remove the front fader fixings when removing the fader PCB ...

Page 7: ...Disassembly If removing the Surface PCB or replacing the screen remove the rotary pots and nuts ...

Page 8: ...12v Fader Motor Supply There is a separate 12 volt supply to the fader PCB to power the fader motors ...

Page 9: ...Changing the Screen 1 1 2 When changing the screen disconnect the screen s connection to the CPU before removing PCB s ...

Page 10: ...Changing the Screen Lift the CPU PCB upwards to remove as connectors are placed between the CPU and Audio PCB ...

Page 11: ...Changing the Screen Once the CPU is removed remove the Surface PCB Pillars labelled Pillar Plus Nyloc do not need to be removed Pillars labelled Pillar Only must be removed ...

Page 12: ...creen Unclip the screen from the Surface PCB and separate the screen and bezel Please note The adhesive pad protectors on the back of the screen should not be removed The screen should not be stuck to the Surface PCB ...

Page 13: ...Channel LED s On Qu 24 and Qu 32 models LED lights are mounted on the Fader PCB and a rubber mat is placed between the Fader PCB and metalwork ...

Page 14: ...Channel LED s When replacing the Fader PCB make sure the rubber mat is sat correctly to avoid pinching ...

Page 15: ...Qu Diagnostics ...

Page 16: ...Routing Overview Qu16 PSU Audio Connector CPU Fader Surface Headphone Screen 7 5V 7 5V 7 5V 15V 15V Mix Sel Power 3V3 AG8700 AG8838 AG8890 AG8891 AG8892 AG8904 AG8925 AG8904 ...

Page 17: ...Routing Overview Qu16 Audio Connector CPU Fader USB B Network DSnake Surface Headphone Screen Mix Sel Control Audio Ethernet USB AG8977 AG8838 AG8890 AG8891 AG8892 AG8904 AG8925 AG8904 AG9146 ...

Page 18: ...tor CPU Fader Surface Headphone Screen Mix Sel Connector Ext Audio PSU Mains Inlet Surface Ext Fader Ext 12V 12V 12V 3V3 12V Power AG9459 AG9460 AG8892 AG9474 AG9461 AG9465 AG9466 AG9471 AG9472 AG9483 AG9484 AG9534 AM9504 AG9294 12V 7 5V 15V 15V ...

Page 19: ...nector Ext CPU Fader Network Surface Headphone Screen Mix Connector Audio Mains Inlet Surface Ext Fader Ext Power Good Control Audio Ethernet USB AG9459 AG9460 AG8892 AG9474 AG9461 AG9465 AG9466 AG9471 AG9472 AG9483 AG9484 AG9534 AG9294 AG9334 ...

Page 20: ...d outside of the console to help monitor activity and power The blue LED on the rear of the unit should be on solid If this is off there will be an issue relating to power The yellow LNK LEDs by the Network and dSnake ports should flash when a connection is made ...

Page 21: ...low LED with heartbeat pattern 3 USB Processor Alive Yellow LED with heartbeat pattern 4 FPGA Programmed Yellow LED with heartbeat pattern 5 DSP Programmed U26 U27 Yellow LED on solid 6 DSP Programmed U28 U29 Yellow LED on solid 7 DSP FX Programmed U34 Yellow LED on solid 8 3v3 Power Good Green LED on solid ...

Page 22: ...Software tab and is installed via a USB drive on the desk Go to Setup Utility Firmware to install new firmware and view the current firmware version You will need to format the USB drive under the Status Format tab before placing the firmware on the drive using a computer ...

Page 23: ...Hard Reset Press and hold the above keys whilst powering on the unit ...

Page 24: ... root of the drive with the unit powered off Press and hold the above keys whilst powering on the unit Please note A hard rest should be performed after a forced reinstall of firmware Please note If the QUU firmware file is loaded into a folder on the USB the Qu will not see it The file must be in the root of the drive ...

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