MCIntoshMC 240 Power Amplifier Service Manual Starting with Serial No 1P001 to 3P999 and 100D1and Up...Contains Schematic, Parts List and Resistance and Voltage Chart
MCIntoshMC 275 Power Amplifier Service Manual for Serial No 275-10001 to 275-10147 and 100E1 and Up..Contains Schematic, Parts List and Resistance and Voltage Chart