Sangean_ATS-909X_serv维修手册含电器原理图

Service ManualATS-909XFM/MW/LW/SWPLL SYNTHESIZED RECEIVERCONTENTSSpecification2-6Main PCB Block Diagram..7Control PCB Block Diagram.8Alignment Instructions......9-16Test Points Diagram.........17Main PCB Top View.......18Main PCB Bottom View.....19Control PCB Top View.......20Control PCB Bottom View.21Key PCB Top View.........22Key PCB Bottom View....23Wiring Diagram....24Troubleshooting Flow Chart,,25-28Electrical Parts List.2934Mechanical Parts List..3536Exploded Views...37IC Circuit Block Diagram38-44Semiconductor Lead Identifications.45IC and Transistor Voltage Chart...46-51Main Schematic Diagram......52Control Schematic Diagram...53