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UXA4403

User Manual

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Summary of Contents for UXA4403

Page 1: ...UXA4403 User Manual...

Page 2: ...vel of performance and in good operating condition Any damage to or unsatisfactory performance from these amplifiers caused by inadequate or failed input or output ancillaries may invalidate support w...

Page 3: ...particularly at plugs convenience receptacles and the point where they exit from the apparatus 14 Do not unplug the unit by pulling on the cord use the plug 15 Only use attachments accessories specifi...

Page 4: ...figuration 6 Connections 7 Operation 8 Specifications 2 Amplifier Overview UXA4403 amplifiers are a full rack width 2U format power amplifiers that can drive both conventional low impedance Lo Z 4 to...

Page 5: ...configuration menus are accessed via the Control Web App interface and cover Input Zone Output and General Settings functions The Control web app configuration menus are described in Section 5 of this...

Page 6: ...are primarily intended for standard 19 inch equipment rack installation If not to be installed in an equipment rack UXA4403 amplifiers can be placed free standing on a flat surface Adhesive rubber fe...

Page 7: ...LAN IP address is 192 168 64 100 Configure the laptop or desktop computer for a fixed IP address in the same IP range eg 192 168 64 10 with Subnet mask of 255 255 255 0 or prefix 24 and set the Gatewa...

Page 8: ...wn Note When adjusting input gain the input level display should remain green If it displays red the input gain should be reduced 5 3 Configuration Menus Opening a web browser that is network connecte...

Page 9: ...signed to zones The GPIO Volume Control Diagram 4d option enables external volume control to be applied to individual zones The GPIO configuration menu can be found under the Settings Tab The Compress...

Page 10: ...403 amplifier model and the input zone and output mode configuration The Routing menu Diagram 4f enables zones to be assigned to amplifier outputs Note Routing for zones specified as stereo will autom...

Page 11: ...ion and management is described in Section 5 3 5 2 Select the appropriate zcp format speaker preset data file to import from either a Library or a computer folder The preset data will be applied to th...

Page 12: ...well as adjusting global gain Diagram 4l Diagram 4l Preset Crossover Gain The Speaker EQ in the preset menu allows for configuring customized parametric EQ on the output level Diagram 4m Diagram 4m Pr...

Page 13: ...audible increase the frequency setting one step at a time until the distortion is no longer audible Driver Alignment in the preset menu will allow for delay to be set between driver passbands Diagram...

Page 14: ...nder the Device menu The Backup Restore menu enables amplifier configuration data to be downloaded to an external archive and enables previously saved configuration files to be uploaded and adopted by...

Page 15: ...m Gain Trim Gain Trim Input Sensitivity Input Gain Input Gain Input Selection Input Setup Zone Setup Routing Output Setup Output 1 Output 2 Output 3 Output 4 Zone Adjustment Parameters Speaker Preset...

Page 16: ...he zone to be configured The number of zones available and their channel format stereo or mono will depend on the amplifier model input setup and output mode Lo Z or Hi Z For example a two output ampl...

Page 17: ...n 8 has a low output impedance and is able to supply a maximum current of 10mA Note GPIO Pin 1 and Pin 3 both offer ground connections Pin 1 is connected directly to the amplifier chassis Pin 3 is con...

Page 18: ...Note Two output amplifier model connection sockets differ only in the deletion of channel 3 and channel 4 output connectors Digital Inputs UXA4403 amplifier S PDIF stereo digital audio input connectio...

Page 19: ...ifiers to a TCP IP network is described in Section 5 of this manual Cable Gauge Table Lo Z installations 0 5dB attenuation 4 8 loads Cable Gauge Table 70V Hi Z installations 1 0dB attenuation 20 speak...

Page 20: ...5 mm Connections Diagram 5b Balanced analog input cable connections Diagram 5c Output cable connections Low Z Mode Hi Z BTL Modes 5 mm 5 mm...

Page 21: ...s is in addition to the CLASS 2 WIRING text intended to alert users to the risk of hazardous voltages Output connectors that could pose a risk are marked with the exclamation point Do not touch the ou...

Page 22: ...Output Off No output signal present Green Signal present on one or more outputs Amber Signal limiting clipping on one or more outputs Red One or more channel pair is in overload protection mode Networ...

Page 23: ...vel of performance and in good operating condition Any damage to or unsatisfactory performance from these amplifiers caused by inadequate or failed input or output ancillaries may invalidate support w...

Page 24: ...2023 Eastern Acoustic Works All rights reserved Products are not drawn to scale All terms conditions and specifications subject to change without notice Eastern Acoustic Works One Main Street Whitinsv...

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