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

Page 104

IQ-USM 810 Service Manual

130447-1 Rev. A

8-66 Module Parts

©2000 Crown International, Inc.

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

Page 103 Page 105

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Contents

Digital Processor / Digital Mixer Avis Revision History Date This page intentionally left blank Table of Contents Parts Information Warranty Crown Customer ServiceIntroduction Introduction IQ-USM IQ-USM 810 Front and Rear Views Introduction Specifications Mechanical This page intentionally left blank Power Supply Circuit TheoryOverview Input Clock Signals 3 A/D Conversion Input Analog Processing Circuitry one channel Output DC VoltagesOutput Analog Processing Clock Buffers 1 +3.3V Power Supply ResetSharc Processing Clocks PLDs Bus ArbitrationBus Utilization DSP Processing Sharc Pinout System Controller Audio Routing Control Processing 11 68HC12 microcontroller Pinout Front Display 2 RS232Crown Bus Loop Real Time Clock Maintenance General InformationDefinitions 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? Parts Ordering and Receiving PartsTerms 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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