Mc INTOSH hfe mcintosh mc202 service free download

File name hfe_mcintosh_mc202_service.pdf

POWER AMPLIFIER CONTENTS Performance Specifications ... 2 Meter Schematic and PCB ... 13 - 19 Notes ... 2 Power Guard Lamp Schematic and PCB ... 16 Rear Panel ... 3 Meter Light Schematic and PCB ... 17 Section Location ... 3 Panel Lamp Schematic and PCB ... 18 Block Diagram ... 5 - 6 Parts List ... 19 - 20 Interconnection Diagram ... 7 - 8 Exploded View and Parts List ... 21 - 24 Heatsink Schematic and PCB ... 9 - 10 Repacking Instructions ... 25 Driver Schematic and PCB ... 11 - 12 SERVICE MANUAL PERFORMANCE SPECIFICATIONS Power Output Stereo Signal To Noise Ratio (A Weighted) 200 watts into 2, 4 or 8 ohm loads is the minimum sine 110dB below rated output wave continuous average power output per channel with both channels operating. Sensitivity 1.7 Volts Unbalanced Input Power Output Mono Bridged 3.4 Volts Balanced Input 400 watts into 4, 8 or 16 ohm loads is the minimum sine wave continuous average power output. Input Impedance 10,000 ohms Unbalanced and Balanced Output Load Impedance Stereo - 2, 4 or 8 ohms Wide Band Damping Factor Mono - 4, 8 or 16 ohms Greater than 40 Rated Power Band Power Requirements 20Hz to 20,000Hz 100 Volts, 50/60Hz at 4.8 amps 110 Volts, 50/60Hz at 4.4 amps Dynamic Headroom 120 Volts, 50/60Hz at 4.0 amps 1.9dB 220 Volts, 50/60Hz at 2.0 amps 230 Volts, 50/60Hz at 2.0 amps Frequency Response 240 Volts, 50/60Hz at 2.0 amps +0, -0.25dB from 20Hz to 20,000Hz Note: R