Akai-AA-1020-维修电器原理图手册

SECTION 1SERVICE MANUALTABLE OF CONTENTSI.SPECIFICATIONS .................................................................2IL.DISMANTLING0 F UNIT4.ARRANGEMENT OF PRINCIPAL PARTS...............................................IV.FM TUNER SECTION ADJUSTMENTS................................................6V.AM TUNER SECTION ADJUSTMENT (Model AA-1020)...................................10VI.AM (LW AND MW)TUNER SECTION ADJUSTMENT (Model AA-1020L).....................11I.LW SECTION ADJUSTMENT.......................................................112.MW SECTION ADJUSTMENT.......................................................11VII.MAIN AMPLIFIER ADJUSTMENT.....................................................12VII.TUNINGCORD THREADING.........................................................13X.CLASSIFICATION OF VARIOUS P.C BOARDS..........................................141.P.C BOARD INTERCHANGEABILITY CHART.........................................142.COMPOSITION OF VARIOUS P.C BOARDS..................................15For basic adjustments,measuring methods,and operating principles,refer to GENERAL OPERAT.ING PRINCIPLES AND ADJUSTMENTS.1