Infinity IL60 L/R service manual Tech Tips

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IL60

TECH TIPS

Troubleshooting tips and solutions to common service problems

For models: IL50, IL100s, MSW-1, IL60, IL120s, IM2.6, IM3.5c	TIP# INFTT2003-03

Intermezzo, Interlude and Modulus MSW-1 Power Supply Repair

Recommended for instances where the PCB has been damaged, for the above models only:

1)Change all MOSFETS, even for one device failure.

2)Clean and repair the PC board if required (See Tech Tip HCG2002-01 - Damaged Printed Circuit Boards).

3)Replace the Hybrid Bash Controller IC:

U1 in models: IL50,IL100s,MSW-1,IM2.6,IM3.5c

U501 in models: IL60, IL120s

Infinity part # HC1011

FAILURE TO FOLLOW THE INSTRUCTIONS ABOVE MAY RESULT IN UNIT FAILURE WHEN THE AMPLIFIER IS POWERED UP

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Contents IL60 L/R IL60 Weight IL60 L/R SpecificationsIL60 L/R Detailed Specifications IL60 L/R Detailed Specifications IL60 L/R Controls and Connections System Type IL60 L/R Final Positioning IL60 L/R Operation/Bass Optimization SystemTM IL60 L/R Bass Optimization SystemTM Packaging IL60 L/R Mechanical Parts ListRotated IL60 L/R Exploded ViewIL60 L/R Exploded View of Amplifier IL60 L/R Service Tips System Aural Sweep Test IL60 L/R Test Set Up and ProcedureIL60 Service Bulletin IRF740 Mosfets Q403,404,406,407 IL60 Tech Tips Packaging Volume Left/Right Boards EMI FILTER/RABOS PCBs IL 500W Linear/Feature Boards 500W HC Bash Power Supply 120V/230V Selectable Part# Reference Designator Qty Description IL60 Electrical Parts ListPCB, Rabos Board PCB, Power Supply 500W 230V/120V PCB, EMI Filter board PCB, VOLUME-LED Interlude Left CUP, Pcba Bucket C/W Gasket Feature Board Integrated Circuit Diagrams Wiring Diagram Wiring Diagram/Crossover NetworkIL60 IL60 IL60 IL60 IL60 IL60