YORKVILLE AP2020 Service Manual

Also see for AP2020: Owner's manual Service manual Owner's manual

Contents

power cord

PCBPCB#3846 MICAPCB#3797 THERMO PADTORQUE 4 INCH/LB#8663 SPACER#3501WASHER#3896 HEATSINK#8800 6-32 KEPS NUTHEATSPREADER#8835 BOLTHEATSPREADER#8701 4-40 KEPS NUT#3501 BELL WASHERT264 DEVICE#3915 MICATORQUE 4 INCH/LBHEATSPREADERT-220 DEVICE#3501 BELL WASHERTORQUE 4 INCH/LB#3823 THERMO PADT126 TYPE DEVICE#8741 4-40X 1/2" BOLT#3501 BELL WASHER#8871 4-40X 1/2" BOLT#8865 4-40 SCREWFINAL TORQUE AFTER HEATSINK HASMICA GREASE IS REQUIRED ONBOTH SIDES OF THE MICA PADTO-3 TRANSISTOR#8667 SHOULDER WASHER#8701 4-40 KEPS NUT#8741 4-40X 1/2" BOLTHEATSPREADER#8701 4-40 KEPS NUTSEE LAYOUT DIAGRAMINITIAL TORQUE FOR TO-3'S IS 8 INCH/LBCOOLED FROM WAVE SOLDER IS 6 INCH/LB#8701 4-40 HEX NUT9. Q1 AND Q4 ARE HAND INSERTED.4. MOUNTING HARDWARE FOR Q15 AND Q16.3. MOUNTING HARDWARE FOR Q38 AND Q39.2. MOUNTING HARDWARE FOR Q9 AND Q10.6. MOUNTING HARDWARE FOR Q28 AND Q37.1. MOUNTING DETAILS FOR 5W ADD #8629 SPACERS ONLY ON5 WATT RESISTORS R46 AND R69. 5. MOUNTING HARDWARE FOR TO3 OUTPUTSM1130 PRODUCTION NOTES7. TAB WIRE COLOURS: TAB 1 RED 16AWG TAB 2 YEL 16AWGTAB 4 WHT 16AWG TAB 5 BLU 16AWGTAB 6 OUTPUT + TAB 7 OUTPUT -8. Q37 IS HAND INSERTED AND BENT OVER WITH FLAT SIDEUP AS SHOWN.