Shure SR105 service manual Main Circuit Board Parts Location Diagram

Page 28

FIGURE 18. MAIN CIRCUIT BOARD

PARTS LOCATION DIAGRAM

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FIGURE 19. FILTER CIRCUIT BOARD

PARTS LOCATION DIAGRAM

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Contents SR105 Power Amplifier Specifications Iii Page Table of Contents Page SR105 Power Amplifier DescriptionSR105 Power Amplifier Front Panel Operating Instructions General Operating InstructionsPower Requirements Mounting and VentilationThermal Overload Input ConnectionsSR105 Power Amplifier Block Diagram Output Connections Direct Output only Recommended Wire Gauge VS. AMPLIFIER-TO-SPEAKER Distance AMPLIFIER-TO-SPEAKER Distance MetersVolt Output Output Voltage MeterBasic Operating Hints Special Operating InstructionsAdding SR105A Amplifiers in a 70-VOLT System Cascaded Adding Headphone Jack to Speaker Connections Bridging ConnectionsCoil Service Instructions Printed Circuit Board Removal Small Signal and Predriver Transistors Driver TransistorsOutput Transistors DiodesDiode Bridge Rectifier Checking Transistors and DiodesWHT GRN RED YEL BLKCOM Service Illustrations GNDJI J2 Page RKC37 TB1TB2 XF1IRC CEC-TO RKC53RKC9 Main Circuit Board Parts Location Diagram Troubleshooting GeneralAC Voltage Measurements DC Voltage MeasurementsPage SR105 Power Amplifier Circuit Diagram Page Condensed Operating Instructions Architects Andengineers SpecificationsConstant Voltage 70-VOLT Speaker Output
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