MARSHALLma2275-维修电器原理手册

MA2275TUBEINTEGRATED AMPLIFIER00757577575Mclntosh-40-30-200057577575-1gM3254080-20-10INTEGRATED AMPLIFIERPOWER OUTPUTPOWER UTPUTINPUT SELECTORLwCDTWE网CDAPCONTENTSPerformance Specifications ........2Data Schematic and PCB.27.28Notes ..........................................Pushbutton Schematic and PCB29.30Rear panelAmplifier Schematic and PCB.......31,34Section Location4Power Supply Schematic and PCB35.38Block Diagram5.7Meter Schematic and PCB39.4Interconnection Diagram ...810Backup PS Schematic and PCB41Main Schematic and PCB....….…....11.16Terminal Schematic and PcB......2Control Schematic and PCB....................17-20Parts List..…43,48Balanced Schematic and PCB21·22Exploded View and Parts List........49.52Volume/Tone Schematic and PCB.....................23-26Repacking Instructions ....................53SERVICE MANUAL