User manual YORKVILLE AP2020

[. . . ] Le point d'exclamation à l'intérieur d'un triangle équilatéral est prévu pour alerter l'utilisateur de la présence d'instructions importantes dans la littérature accompagnant l'appareil en ce qui concerne l'opération et la maintenance de cet appareil. S2125A FOLLOW ALL INSTRUCTIONS Instructions pertaining to a risk of fire, electric shock, or injury to a person CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. Read Instructions: The Owner's Manual should be read and understood before operation of your unit. Please, save these instructions for future reference and heed all warnings. Packaging: Keep the box and packaging materials, in case the unit needs to be returned for service. [. . . ] MJE350 Q39 6874 TO126 R41 3K3 MINI MINI TO92 1/4W 10 W1:F 6 1/4W 6 R117 1/4W 470R 1/4W MINI R97 39R0 FLMP D7 R17 15K 1/8W R63 4K7 1/4W 5 TO-92 . VCC OUT GND Q5 5101 TO92 BC560C 1N5 Q4 5102 C1 R14 1/4W 220K MINI TO92 1/4W MINI FUSIBLE Q3 5103 BC550C . 5. 0W . MJE350 Q28 6874 TO126 1/4W 1/4W 1/4W 1/4W 1/4W R4 68R R10 2R2 R31 47K R33 39R0 R118 1/4W 15K Q13 5113 1/4W R25 4K7 R39 1/8W 249R 1N4732A ZD47 4V7 1N5246B 1W0 ZD42 330U 16V0 C15 0W5 16V MPSA06 R119 1/4W 220K MINI R62 2R2 R60 14K7 D18 4148 R55 1/4W 17K8 . . R83 0R1 . R89 0R1 . R94 3R9 . R96 5. 0W 5R6 . R24 1/4W 7K5 RAD BAV21 D19 MPSA42 Q11 5113 R20 470K MINI R26 4K7 MINI 2U2 C43 63V R57 1/4W 60K4 R59 1K FLMP . 3682 BLK OUT TB7 BC560C R64 4K7 MINI Q14 5102 TO92 C38 4N7 250V R81 1/4W 241R R79 1/8W 249R FLMP 33N C27 250V 10 C22 22N 3682 YEL TP4 ShutDown W4 100V R66 1/4W 470R MINI 2. 0W 1/4W 11 1W0 16V0 ZD5 1N4745A R105 1K5 MINI 1N BC560C Q31 5102 R99 10R FUSIBLE FUSIBLE 1/4W 25V C5 100U BC550C R82 1K8 . C8 50V BC550C Q8 5101 TO92 1/4W R37 249R . R80 2K MINI Q35 5101 TO92 1/4W 1/4W R84 75R FUSIBLE R106 5K6 MINI TO92 22U C35 50V R108 1/4W 1R FLMP MJ21195 Q32 6910 TO3 . R77 1/4W 1R D26 MR854 MJ21195 Q36 6910 TO3 . 11 1/4W R38 10K0 MINI R121 22U 470R MINI C10 50V 1/4W TP8 C45 220P 200V 1/4W FLMP MR854 D32 D28 12 R75 39R0 FUSIBLE MR854 MJ21195 Q30 6910 TO3 . MJ21195 Q34 6910 TO3 . 12 1W0 1N4745A ZD45 16V0 S MTP23P06 Q16 6933 TO220 . M1130 Database History MODEL(S):13 14 # 1 2 3 4 5 6 7 8 9 10 11 12 13 DATE DEC/97 DEC/16/97 . DEC/17/01 AP2020 VX1200CE VER# DESCRIPTION OF CHANGE FIRST PRODUCTION 1. 00 R21, R36 20K->15K R31 82K->47K, ZD43 20V->18V. R109, R108, R50, R70 FLAMEPROOF TO REGULAR . D9 4148 -> 4004 C30, C32 4P7 ->10P/200V . PC#5641 ADD LD1 3. 00 PC#5799 REPLACE TAB3 WITH AN EYELET 4. 00 PC#6434 ADD C45, C121 AT Q39. ADD C44, R120 AT Q38 5. 00 PC#6051 Q27, Q28 HEATSINK #3896 -> #3894 . R109, R108, R50, R70 FLAMEPROOF TO REGULAR . D9 4148 -> 4004 C30, C32 4P7 ->10P/200V 3. 00 PC#5641 ADD LD1 4. 00 PC#5799 REPLACE TAB3 WITH AN EYELET 5. 00 PC#6434 ADD C45, C121 AT Q39. PC#6051 Q27, Q28 HEATSINK #3896 -> #3894 5. 10 PC#6493 R120, R121 150R->100R M1130 Database History MODEL(S):- PRODUCTION NOTES #8835 BOLT 1. MOUNTING DETAILS FOR 5W ADD #8629 SPACERS ONLY ON 5 WATT RESISTORS R46 AND R69. 5. MOUNTING HARDWARE FOR TO3 OUTPUTS TO-3 TRANSISTOR #3915 MICA MICA GREASE IS REQUIRED ON BOTH SIDES OF THE MICA PAD AS35 BC550C BC560C 2. MOUNTING HARDWARE FOR Q9 AND Q10. #8871 4-40X 1/2" BOLT #8663 SPACER #3501 BELL WASHER T264 DEVICE #8800 6-32 KEPS NUT HEATSPREADER OUT REF IN CBE TO-92 #3797 THERMO PAD HEATSPREADER PCB #8701 4-40 KEPS NUT INITIAL TORQUE FOR TO-3'S IS 8 INCH/LB FINAL TORQUE AFTER HEATSINK HAS COOLED FROM WAVE SOLDER IS 6 INCH/LB AP2020 # DATE VER# DESCRIPTION OF CHANGE TORQUE 4 INCH/LB 1 JUN/17/02 5. 20 PC#6538 Q18, Q20, Q22, Q24 #6900 ->MJ21196 2. 4 JUL/04/02 6. 00 PC#6547 ADD TEST JIG HOLE 5 AUG/31/04 6. 10 R81, R87 249R-FLAMEPROOF ->241R FUSIBLE 6 JUN/02/05 7. 00 PC#6844 REDO SOLDERMASK 7 JUN/23/06 8. 00 CONVERT TO PCAD2002 8. PC#7083 MTP10N15L TO IRF630NPBF #3823 THERMO PAD 9 2007/11/01 9. 00 Solderability updates, changed MR854 diodes to 0. 6" spacing. Added routing at top and bottom of middle zippers. Changed Q9 and Q10 patterns to correct version. PC#7076, REPLACE #6989 & #6990 WITH #7004 & #7005 PCB 13 2008/04/01 V9. 10 PC#7514 - new drill, route & trace #8701 4-40 KEPS NUT Mnnnn Drilling History MODEL(S):# 1 2 3 4 5 6 7 8 9 10 11 12 13 DATE 2007/12/07 . [. . . ] Engage the LIMITERs and observe 65 Vrms out with minor clipping. CONTINUOUS POWER (BCD) Measure 120 Vrms between LINE and NEUTRAL at transformer primary while measuring power. Measure the output voltage (power) at which clipping commences into rated load. Voltage [ Vrms ] Power [ Watts ] 47. 0 552 4 ohm 35. 5 630 2 ohm 8 ohm Bridged 99. 0 1225 +/- 30 Watts Short Circuit: Apply a short circuit to the Ch1 output. [. . . ]