Manuals / Crown Audio / Musical Instruments & Equipment / Music Mixer

Crown Audio IQ-USM 810 service manual 130447-1 Rev. a

Models: IQ-USM 810

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Troubleshooting Specifications Schematic Diagrams Clock Signals Warranty Maintenance Reset Chassis Assembly Test Procedures Power Supply

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IQ-USM 810 Service Manual		130447-1 Rev. A

8-48 Module Parts

©2000 Crown International, Inc.

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Crown Audio IQ-USM 810 service manual 130447-1 Rev. a

Page 85 Page 87

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Contents

Digital Processor / Digital Mixer Avis Revision History Date This page intentionally left blank Table of Contents Parts Information Introduction WarrantyCrown Customer Service Introduction IQ-USM IQ-USM 810 Front and Rear Views Introduction Specifications Mechanical This page intentionally left blank Overview Power SupplyCircuit Theory Input Clock Signals 3 A/D Conversion Input Analog Processing Circuitry one channel Output Analog Processing OutputDC Voltages Clock Buffers Sharc Processing 1 +3.3V Power SupplyReset Clocks Bus Utilization PLDsBus Arbitration DSP Processing Sharc Pinout System Controller Audio Routing Control Processing 11 68HC12 microcontroller Pinout Crown Bus Loop Front Display2 RS232 Real Time Clock Definitions MaintenanceGeneral Information Required Test Equipment Standard Initial Conditions Test ProceduresIQ Message String Syntax Head Room / Input Clip Level Control Port Analog Inputs Display Test IQ BUS Master Control HI-POT Typical MeasurementsTest/Debug Objects Display Test Patterns Maintenance Display Test Patterns Error Codes Troubleshooting FAQs What is preset P00? Terms PartsOrdering and Receiving Parts Shipment This page intentionally left blank Exploded View Parts Chassis Assembly Exploded View Parts Chassis Assembly Quantity Description CPN This page intentionally left blank Schematic Diagrams IQ-USM 810 Modules Module and Schematic Information Module Parts Module Parts System Controller Module PWB #126346-5 Schematic #126451-3 Rev. aPWA #126451-3 Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a PWA #126451-3 Component Map Component Side Module Parts Input Module PWB #126689-3 Schematic #126690-3 Rev. aPWA #126690-3 Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a This page intentionally left blank PWA #126690-3 Component Map Component Side This Page Intentionally Left Blank Output Module PWB #126692-4 Schematic #126693-4 Rev. aPWA #126693-4 130447-1 Rev. a 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a This page intentionally left blank PWA #126693-4 Component Map Component Side This Page Intentionally Left Blank Sharc Module PWB #126743-4 Schematic #126744-3 Rev. aPWA #126744-3 130447-1 Rev. a 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a PWA #126744-3 Component Map Component Side Module Parts Front Display Module PWB #126746-3 Schematic #126745 Rev. aPWA #126747-3 Module Parts 130447-1 Rev. a This page intentionally left blank PWA #126747-3 Component Map Component Side This Page Intentionally Left Blank PWB #126346-5 Schematic #126323 Rev. a PWA #128045-1 130447-1 Rev. a 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a PWA #128045-1 Component Map Component Side Module Parts PWB #126743-4 Schematic #126742 Rev. C PWA #128047-3 Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a PWA #128047-3 Component Map Component Side Module Parts PWB #126743-4 Schematic #126742 Rev. D PWA #128047-4 Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a PWA #128047-4 Component Map Component Side Module Parts PWB #126689-3 Schematic #126688 Rev. a PWA #128049-1 Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a This page intentionally left blank PWA #128049-1 Component Map Component Side This Page Intentionally Left Blank PWB #126692-4 Schematic #126691 Rev. C PWA #128051-3 130447-1 Rev. a 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a Module Parts 130447-1 Rev. a This page intentionally left blank PWA #128051-3 Component Map Component Side This Page Intentionally Left Blank Schematic Diagrams This page intentionally left blank

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