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GX4816 Getting Started Guide 

AP11651 Issue 1 

 

4.

 

Connect and power up 

 

4.1

 

Mixer connection 

Plug a touring grade CAT5e (or higher specification) cable up to 100m long between the GX Expander and 

the mixer.  

 Refer to 

www.allen-heath.com

 for cable requirements, recommendations, and a list 

of CAT5 cables available to order. 

 GX4816 requires SQ firmware V1.3 or higher. Chec

www.allen-heath.com

 for 

compatibility with other products. 

 

 

Switch on the mixer first, then the GX Expander. The GX port Lnk/Err indicators flash at a steady rate 

when the link is established. The red error indicator lights if a communication error is detected.  

 If the firmware in a connected GX Expander is not the same version as that in the 

mixer, then the mixer will automatically update the GX firmware during power up. 

This can take up to 20 seconds. During this time the Lnk/Err indicators on the GX 

Expander flash at a fast rate. Once updated normal flash rate is restored. 

 

4.2

 

DX Expander connection 

Connect a single DX32, or up to 2x DX168 / DX164-W per DX port. 

DX Expander inputs will appear as inputs 65-96 (DX1) and 97-128 (DX2) on the GX link / SLink. 

DX Expander outputs will appear as outputs 65-96 (DX1) and 97-128 (DX2) on the GX link / SLink. 

 DX1 and DX2 on the GX4816 cannot be used for redundancy purposes.  

 

 

 

 

 

 

 

 

 

4.3

 

ME connection 

Connect a ME-U, ME-1 or ME-500 to the DX2 port on the GX4816. Channel names and stereo links are 

communicated to connected ME systems, and the ME output patch temporarily replaces the output patch 

to the DX2 port. 

 

Mixer (SLink port) 

GX 

DX 1 

DX A 

DX 2 

DX A 

DX B 

DX A 

Summary of Contents for GX Series

Page 1: ...GX Expander Getting Started Guide GX4816 Before starting please check www allen heath com for the latest mixer firmware and product documentation AP11651 ...

Page 2: ...th website www allen heath com legal Repair or replacement under the terms of the warranty does not provide right to extension or renewal of the warranty period Repair or direct replacement of the product under the terms of this warranty may be fulfilled with functionally equivalent service exchange units This warranty is not transferable This warranty will be the purchaser s sole and exclusive re...

Page 3: ...ee www allen heath com legal Further information Please refer to the Allen Heath website for further information knowledgebase and technical support For more information on mixer setup and mixing functions please refer to the mixer Firmware Reference Guide available for download at www allen heath com Check for the latest version of this Getting Started Guide General precautions Protect the equipm...

Page 4: ...ine outputs as well as 2 DX ports for further system expansion or connection to the ME personal mixing system The GX4816 connects to the mixer over a single Cat5e cable Contents IMPORTANT Read before starting 3 Packed items 4 Introduction 4 Contents 4 1 Installing the Expander 5 1 1 Free standing 5 1 2 Rack mounting and flight casing 5 1 3 Rack ears 5 2 Front Panel 6 3 Rear Panel 7 4 Connect and p...

Page 5: ... other portable use we recommend that you use a professional grade flight case Ensure natural convection of airflow around the unit by allowing good ventilation below in front of and behind the unit Rack equipment known to produce a significant amount of heat should not be mounted directly below the unit Forced convection by means of a rack mounted fan tray may be desirable in situations where spa...

Page 6: ...ators The Ready indicator lights up when the output sockets are ready to pass audio after power up Power indicates the correct functioning of the PSU GX port EtherCon port for connection to the mixing system over Gigabit Ethernet A single Cat5e or higher cable carries multichannel audio at 96kHz and control DX ports EtherCon ports for connection of DX Expanders over Fast Ethernet Each cable carrie...

Page 7: ... Ensure good ventilation and avoid obstruction of vents while operating Avoid dirt or liquid ingress Fan Ultra quiet fan Make sure the ventilation opening is not obstructed Kensington Lock A slot for fitting standard Kensington anti theft security devices 1 2 3 3 1 2 ...

Page 8: ... the same version as that in the mixer then the mixer will automatically update the GX firmware during power up This can take up to 20 seconds During this time the Lnk Err indicators on the GX Expander flash at a fast rate Once updated normal flash rate is restored 4 2 DX Expander connection Connect a single DX32 or up to 2x DX168 DX164 W per DX port DX Expander inputs will appear as inputs 65 96 ...

Page 9: ...GX4816 Getting Started Guide 9 AP11651 Issue 1 5 Dimensions 390 00mm 15 3 183 80mm 7 2 229 50mm 9 0 441 00mm 17 4 100 1mm 4 481 60mm 18 9 221 50mm 8 7 255 0mm 10 115 60mm 4 6 ...

Page 10: ...AD Residual Output Noise 95dBu muted 22Hz 22kHz Maximum Input Level 30dBu PAD in Input Impedance 4kΩ Pad out 10kΩ Pad in Mic EIN 127dB with 150Ω source Phantom Power indication Per socket internal or external phantom power sensing triggered at 24V Power Temperature Mains Voltage Operating Range 100 240V AC 50 60Hz Operating Temperature Range 0 C to 40 C 32 F to 104 F Mains Power Consumption 80W ma...

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