QSC-EX1600-pwr-sch 维修电路原理图.pdf

NOTES.1. ALL RESISTORS 1/4-WATT, 5% UNLESS NOTED.2. ALL CAPACITORS 100V UNLESS NOTED.TOLERANCE 20% FOR ELECTROLYTIC TYPES, 10% ON OTHER TYPES.PC-004001-00PC-004002-00DISPLAY PCBINPUT PCBSPKR PCB101-199201-2991-29301-399401-49931-49501-599601-69951-69701-799801-89971-99901-UP (SAME BOARD FOR CH 1, CH2)PCB NUMBER DESCRIPTION CH 1 PARTS CH 2 PARTS PARTS IN COMMON125 W, 60 V MINIMUM, ON-RESISTANCE 0.030 OHMS MAX.8. PARTS MARKED WITH TRIANGLE MUST BE REPLACED WITH EXACT TYPE ONLY.9. PARTS ENCLOSED WITHIN DOTTED OUTLINE HAVE VOLTAGES GREATER THAN 42V.SCHEDULE OF TEST POINTSETCJ 502-1CH-1CH 2J 502-6 J 602-6 SWITCHED POS AMPLIFIER RAIL-HIGH VOLTAGEJ 502-1 J 602-1 NEGATIVE LIMITING VOLTAGEJ 502-2 J 602-2 POSITIVE LIMITING VOLTAGEJ 502-4 J 602-4 AMPLIFIER LOOP OPAMP OUTPUTJ 502-8 J 602-8 SWITCHED NEG AMPLIFIER RAIL-HIGH VOLTAGEJ 502-3 J 602-3 SWITCHING THRESHOLD REFERENCE VOLTAGEPART NUMBERING SCHEDULE FOR PCBS USED IN EX-1600:AMP PCBAC PCB3. BRIDGE RECTIFIER BR 51, 1.5A, 100V.4. R 598, 698 IS POSITIVE TEMPERATURE COEFFICIENT RESISTOR MOUNTED TO HEAT SINK.5. Q 503, 504, 603, 604 ARE SWITCHING FETS. QSC P/N QD-000031-QD.6. ZENERS D 503, 504, 603, 604 MARKED 7.5 V TESTED FOR LOW LEAKAGE, QSC P/N QD-0007.5-ZT.7. ZENERS D 509, 513, 609, 613, 6.2V-500mW, TESTED FOR LOW LEAKAGE, QSC P/N QD-000024-QD.+23V 0N/OFF ENABLETRANSFORMER THERMAL SENSORTHERMAL BUS TO FAN SPEED CONTROL1N4004220035V-15 V REG-24 V UNREG100+24 V UNREG+15 V REG78153211N4746, 18V1N4746, 18V100220035V791532118 Vac118 Vac2CT3+24 V+15 V-15 V-24 VXF PTCXF PTCJ 51U 52D 53D 52U 51C 54C 53C 56C 55D 51BR 5135 V35 VSCHEMATIC, 2-CH POWER AMPLIFIER, EX 1600SHEET 1, HOUSEKEEPING SUPPLY AND FAN SPEED CONTROL-24 VFAN BLACKFAN RED24 V BRUSHLESS FAN2.7K2.7K2.7K2.7K47K.01RN 51C 52Q 522N2907Q 532N4410R 52R 51C 57C 51Q 512SC3298B100-35V47-10NP+23V 0N/OFF ENABLETRANSFORMER THERMAL SENSORTHERMAL BUS TO FAN SPEED CONTROLJ 52-1J 52-4TO SHEET 2TO SHEET 354ABCDA3.3-1WR 53HEAT SINK GROUNDAUDIO AND POWER GROUNDSRESISTANCE 100 OHM COLD, RISING AT 55 C. QSC P/N RE-000006-PTDOC NO. SH-004101-001342LAST USED REF. DESIGN.D51 - 53, D513, 613F504, 604J51, 52, J503, 603K501, 601L501, 601Q51 - 53, Q510, 610R51 - 53, R544, 644, R598, 698, R599, 699RN51, RN502, 602U51, 52, U506, 606VR503, 603BR 51, BR 502, 602180KNOTES: UNLESS OTHERWISE SPECIFIEDAPPLICATIONUSED ONNEXT ASSYTOLERANCES ARE:DECIMALSANGLESDECIMALSDIMENSIONS PER ANSI Y14.5-1982UNLESS OTHERWISE SPECIFIEDDIMENSIONS ARE IN INCHES.-+-+-+.XX.XXXDEBURR EDGES .XXX R MAXAUDIO PRODUCTS, INC.DSH-004101-001SH-004101-00SH4101K1.FCDNONEWP-004101-00EX 1600REV K, FOR PC-004105-00 REV DEX 1600SCHEMATIC DIAGRAMKKC51 - 57, C534, 634PC-004105-00PC-004105-00PC-004105-00RadioFans.CN 收音机爱 好者资料库ASPKR SIGGNDGNDGNDA470-1WCLIP10K-2W470-10V470-10VTHERMALTO +15VTO +15 VTO -15 VMUTE5K5K7.5K-2W22-1W2SA1302.22-3W2SC3281IN540222-1W4.7-1W4.7-1W2SA1306B2SC3298B.102.7-2WDGS.1015K750K750K332332A1K-42.7K55321N54022uH.1012345678+15 V-15 VACDBHEATSINKGROUNDSPEAKER BUSAUDIO OUTPUT STAGESWITCHING THRESHOLDREFERENCE.0022470-10V22 FP3K-2W7.5V7.5V.0033100BIASSOURCE REF12000-63V12000-63V12000-63VDGS 22 FP2.7-2W.10.22-3W3 PL3 PL+108 V RAIL+54 +108 V SWITCHED BUS+54 V RAIL-54 -108 V SWITCHED BUS-108 V RAIL-54 V RAIL3 PL3 PLSPEAKERCOMMON12000-63VSPEAKEROUTPUTNCNOTO -24 V1N40041N400425 C.0150 OHMBIASNETWORK1N400410-25VTO -24 V470-1WPTC-60CTHERMALLYCONNECTEDMUR 810MUR 81014-PIN RIBBON5.6-2WT7T8GATESOURCE REFGATE DRIVERSCHMIDTT COMPARATORLOSS-OF-SATSHUTDOWNT9HIGH RAILIC-000008-00T4SLEWNEG SUPPT6BOOTSTRAP CAPT1REF VOLTT2LOW RAILT3SHUTDOWNT5T6T7GATEGATE DRIVERLOSS-OF-SATSHUTDOWNIC-000009-00T5GATE PWRT4SLEWT3SHUTDOWNT2LOW RAILT1REF VOLTSOURCE REFSCHMIDTTCOMPARATORT 6+15 VT15-15 VT16PROCESSING BUFFER50C +O.5V90C +8VTHERM ADJUST, 0.5-8.5VTHERMAL SENSINGT 1T 3GROUNDMUTING INPUT CAP.TIMING CAP.T 2RELAYDRIVERT 4ON-OFF MUTING DELAYRELAYMUTE -24VRUN +15VMUTING BUSRUN 0VMUTE +8VSHUTDOWN MUTINGIC-000010-00MUTE BUST 5T 7THERMAL SENSE, 0-8VT 8THERMAL BUS, 0-8VT 9OP-AMP OUT - HF PROTECTSHUTDOWN DETECTORSTO MUTINGDC PROTECT SENSET10THERMAL LIMITINGT11IDLE -1.2VCLIP +3V PEAKS0-3Vac NORMAL AUDIO4.5-6.5Vac CLIPPING PEAKSMUTE +4.5VLIMITING THRESHOLD +4.5VCLIP RECTIFIER-BUFFERHIGH FREQDC RECTIFIERTHERMALT12T13T14CLIP BUSOP-AMP OUTOPTOCELLT25POSITIVE DRIVER, +0.6V IDLET24NEGATIVE DRIVER, -0.6V IDLET23POSITIVE BYPASS, +7.5V NORMAL, +2.5V SHORTPOSITIVE BIASCONTROLLERT22POSITIVE CURRENT FEEDBACK +3V PEAKT21POS CURRENT TRIMMERT20OUTPUT VOLTAGE FEEDBACKLOAD IMPEDANCESENSINGT19NEGATIVE TRIMMERBIAS ENABLENEGATIVE BIASCONTROLLERT18NEGATIVE CURRENT FEEDBACK, -3V PEAKT17NEGATIVE BYPASS, -7.5V NORMAL, -2.5V SHORTBIAS680pJ 502-1J 502-3J 502-6J 502-8J 502-4J 502-2+ CURR LIM+ CURR LIM- CURR LIM- CURR LIM- CURR LIMR 598U 501D 504R 511Q 504R 512C 503C 509D 502C 511K 501VR 501R 599C 504D 505D 506R 508R 503R 506R 501R 505R 507Q 502R 504R 502Q 501R 519R 518R 520R 521R 522Q 508Q 509Q 510D 508Q 505Q 506Q 507R 516R 515R 517D 507L 501R 525C 506C 510C 5075.6-2WR 523D 503U 502R 514R 510C 505Q 503D 501R 509C 501C 508TO RECT BR 501TO RECT BR 502TO Q 5083K-2WR 526U 505-BR 534C 523RN 502R 535U 505-AC 519C 512R 530R 528C 513VR 503VR 502R 529C 518U 503J 503C 515C 514C 516R 53147-50V47-50VD 51247K-1WR 542TO -15VSCHEMATIC, EX-1600, SHEET 2, AMPLIFIER CHANNEL ASCHEMATIC, EX-1600, SHEET 2, AMPLIFIER CHANNEL A+23V 0N/OFF ENABLETRANSFORMER THERMAL SENSORTHERMAL BUS TO FAN SPEED CONTROLTO SHEET 1J 52-5J 52-61.5K1.5KC 502 47-50VR 513 22K-1W3.9-2WR 524R 532, 47K10811651213+INPUTGND REFPWR-ONAUDIO INPUT STAGEHEAVY LINE SHOWSMAIN SIGNAL PATHSPEAKER BUS47K-1WTO +54 V RAILR 533VTL 5C4U 50468 p1N4735A553210K-421.5K-.5W18p75K47BA356847+15 V-15 VDC216.2 VA.0022464.1247-10NPC 525U 506-BR 541RN 501U 506-AD 511C 520C 521R 538R 536R 537C 524R 540C 522R 539D 5091N 4148D 5101N 41481N47356.2 VD 513C 52615 p1.5 KA7914590R 54310K-2W220-10NPR 527C 517R 54427K330KR 5971KDSH-004101-002KSH-004101-00KSH4101K2.FCDTRANSFORMERCENTER TAPJ 5016-PIN MATE-LOK346125F 502F 504F 501F 503C 527.047-400ATO -108 V RAILBR 502TO -54 V RAILBR 501.047-400A.047-400A.047-400A.047-400A.047-400A.047-400A.047-400AC 528C 529C 530C 531C 532C 533C 53415A-125V15A-125V15A-125V15A-125VRadioFans.CN 收音机爱 好者资料库ASPKR SIG+INPUTGND REFGNDGNDGNDPWR-ONAUDIO INPUT STAGEHEAVY LINE SHOWSMAIN SIGNAL PATHA470-1W10K-2W470-10V470-10V10K-2WTO +15V+24 V+15 V-15 V-24 V10-25VTO +15 VTO -15 VSPEAKER BUS47K-1W5K5K7.5K-2WN.C.N.C.N.C.N.C.PTC-60CTHERMALLYCONNECTED22-1W2SA1302.22-3W2SC3281IN540222-1W4.7-1W4.7-1W2SA1306B2SC3298B.102.7-2WDGS.1015K750K750K332332A1K-42.7K55321N54022uH.1012345678+15 V-15 VACDBHEATSINKGROUNDSPEAKER BUSAUDIO OUTPUT STAGESWITCHING THRESHOLDREFERENCE.0022470-10V22 FP3K-2W7.5V7.5V1N4004.00331N4004100BIAS25 C.0150 OHMBIAS NETWORKSOURCE REF12000-63V12000-63V12000-63VDGS 22 FP2.7-2W.10.22-3W3 PL3 PL+108 V RAIL+54 +108 V SWITCHED BUS+54 V RAIL-54 -108 V SWITCHED BUS-108 V RAIL-54 V RAIL3 PL3 PLSPEAKERCOMMON12000-63VSPEAKEROUTPUTNCNOTO -24 VMUR 810MUR 81014-PIN RIBBON220-10NP5.6-2WT7T8GATESOURCE REFGATE DRIVERSCHMIDTT COMPARATORLOSS-OF-SATSHUTDOWNT9HIGH RAILIC-000008-00T4SLEWNEG SUPPT6BOOTSTRAP CAPT1REF VOLTT2LOW RAILT3SHUTDOWNT5T6T7GATEGATE DRIVERLOSS-OF-SATSHUTDOWNIC-000009-00T5GATE PWRT4SLEWT3SHUTDOWNT2LOW RAILT1REF VOLTSOURCE REFSCHMIDTTCOMPARATORT 6+15 VT15-15 VT16PROCESSING BUFFER50C +O.5V90C +8VTHERM ADJUST, 0.5-8.5VTHERMAL SENSINGT 1T 3GROUNDMUTING INPUT CAP.TIMING CAP.T 2RELAYDRIVERT 4ON-OFF MUTING DELAYRELAYMUTE -24VRUN +15VMUTING BUSRUN 0VMUTE +8VSHUTDOWN MUTINGIC-000010-00MUTE BUST 5T 7THERMAL SENSE, 0-8VT 8THERMAL BUS, 0-8VT 9OP-AMP OUT - HF PROTECTSHUTDOWN DETECTORSTO MUTINGDC PROTECT SENSET10THERMAL LIMITINGT11IDLE -1.2VCLIP +3V PEAKS0-3Vac NORMAL AUDIO4.5-6.5Vac CLIPPING PEAKSMUTE +4.5VLIMITING THRESHOLD +4.5VCLIP RECTIFIER-BUFFERHIGH FREQDC RECTIFIERTHERMALT12T13T14CLIP BUSOP-AMP OUTOPTOCELLT25POSITIVE DRIVER, +0.6V IDLET24NEGATIVE DRIVER, -0.6V IDLET23POSITIVE BYPASS, +7.5V NORMAL, +2.5V SHORTPOSITIVE BIASCONTROLLERT22POSITIVE CURRENT FEEDBACK +3V PEAKT21POS CURRENT TRIMMERT20OUTPUT VOLTAGE FEEDBACKLOAD IMPEDANCESENSINGT19NEGATIVE TRIMMERBIAS ENABLENEGATIVE BIASCONTROLLERT18NEGATIVE CURRENT FEEDBACK, -3V PEAKT17NEGATIVE BYPASS, -7.5V NORMAL, -2.5V SHORTBIAS680pJ 602-1J 602-2+ CURR LIM+ CURR LIM- CURR LIM- CURR LIMJ 602-8J 602-6J 602-3J 602-4TO Q 607U 601D 604R 611Q 604R 612C 603D 602K 601C 609C 611VR 601R 699C 604D 605D 606R 608R 603R 601R 607R 606R 605Q 602R 604R 602Q 601R 619R 620R 621R 622Q 608Q 609Q 610D 608Q 605Q 606Q 607R 616R 615R 617D 607R 618L 601R 6255.6-2WR 623C 606C 610C 607D 603U 602R 614D 601R 609C 601Q 603C 608R 610C 605TO RECT BR 601TO RECT BR 602470-1W1N40043K-2WR 626U 605-AU 605-BC 619R 634C 623C 612RN 602R 635R 628R 630R 633CLIPC 618R 629VR 602VR 603C 613R 627C 61747-50V47-50VC 615C 614U 603C 616R 631J 603R 698D 61247K-1WTO -15VR 642TO -24 VSCHEMATIC, EX-1600, SHEET 3, AMPLIFIER CHANNEL BSCHEMATIC, EX-1600, SHEET 3, AMPLIFIER CHANNEL B1N47356.2 V1N 4148D 611D 610J 52-2J 52-3+23V 0N/OFF ENABLETRANSFORMER THERMAL SENSORTHERMAL BUS TO FAN SPEED CONTROLTO SHEET 11.5K1.5KC 602 47-50VR 613 22K-1W3.9-2WR 624R 632, 47K6512131497134211A21.5K-.5W18p75K47321.0022464.12C 622R 640R 638C 621C 620R 639R 637U 606-AR 6411N 41481N47356.2 V15 pC 626D 613D 609590A847+15 V-15 VC68 pATO +54 V RAIL47-10NPC 624R 6361.5 KC 625553210K-4B56DRN 601U 606-BVTL 5C4AU 60427KMUTE108R 643R 644330KR 6971KD.047-400ATO -108 V RAILTO -54 V RAIL.047-400A.047-400A.047-400A.047-400A.047-400A.047-400A.047-400A15A-250V15A-250V15A-250V15A-250VTRANSFORMERCENTER TAPJ 6016-PIN MATE-LOK346125BR 602C 627C 628F 602F 604F 601F 603C 629C 630C 631C 632C 634C 633BR 601SH-004101-003KKSH-004101-00SH4101K3.FCD120 VOLT AC PCB WIRINGRISK OF FIRE-REPLACE WITHFUSE ASMARKED20A 250VR901R902C901901902903904905F901906907908909910911912913914915120VAC (XFRMR BLACK)120VAC (XFRMR BROWN)FAN 120 VAC901NCFANNCNCNCFANNCNCNCO V913914915904905906902903908909910911912230V120V100VAC HI (SW)R 901R 902C 901FUSE120V100V100V120V 0 V 0 V 0 V 0 VTHRMTHRMTHRMTHRMTHRMTHRMFANFANFANPC TERMSREDORGBLKBLK/WHTWHTBRNBRN/YELYEL0 Vac100 Vac120 Vac0 Vac100 Vac120 Vac(Coil on Leg One)(Coil on Leg Two)PRIMARYSECONDARYTERM NOTERM NO12345678910111213141516AC VOLTSLEAD COLORLEAD COLORGRN/WHTGRN/WHTPURP/WHTPURP/WHTSEE PARA 3.3.2BLUBLUGRN171819WHT/REDWHT/ORGWHT/BLUWHT/BLUWHT/GRYWHT/GRNGRYSEE PARA 3.3.2202122THRM907AC LO100V100V100V100V120VFANO V120VNOT USEDNOT USEDNOT USED100VAC (XFRMR BROWN/YELLOW).010.02XXXXXXXXXXXXXAUDIO PRODUCTS100 VAC (XFRMR BLACK/WHITE)SWITCH RETURN (RED)THRMOVAC (XFRMR WHITE)OVAC (XFRMR YELLOW)AC LO (WHITE)RISK OF FIRE-REPLACE WITHFUSE ASMARKED20A 250VR901R902C901901902903904905F901906907908909910911912913914915THRMSWITCH RETURN (RED)THRMOVAC (XFRMR WHITE)OVAC (XFRMR YELLOW)AC LO (WHITE)RISK OF FIRE-REPLACE WITHFUSE ASMARKED20A 250VR901R902C901901902903904905F901906907908909910911912913914915100 VAC (XFRMR BLACK/WHITE)SWITCH RETURN (RED)THRMAC LO (WHITE)100 VOLT AC PCB WIRINGFANN.C.N.C.N.C.100VAC (XFRMR BLK/WHT)100VAC (XFRMR BRN/YEL)230 VOLT AC PCB WIRINGFAN0 VAC WHITE120VAC (XFRMR BROWN)100VAC (XFRMR BROWN/YELLOW)THRMFANN.C.N.C.120VAC (XFRMR BLACK)N.C.OVAC (XFRMR YELLOW)FANFAN1 OHMCOLDSEETABLE.068250 VAC1.2K-5WFUSE VALUES16001250800150020002 CHANSPER CHAN.15A30A30A12A30A30A?12A20A20A15A30A30A12A20A20APOWER TRANSFORMER XF-001510-00SCHEMATIC/WIRING DIAGRAMEX/MX 2 SPACE AMPSSH-004103-00NONE120V120VNCNC120VAC (XFRMR BLACK)120VAC (XFRMR BROWN)913914915904905906902903910911912PC TERMSTHIS DOCUMENT CONTAINS PROPRIETARYINFORMATION WHICH IS THE PROPERTYOF QSC AUDIO PRODUCTS, THAT MAY NOTBE DISCLOSED, REPRODUCED OR USEDWITHOUT EXPRESS WRITTEN CONSENT FROMQSC AUDIO PRODUCTS.REVISIONSZONEREVDESCRIPTIONDATEAPPROVEDSIZEFSCM NO.DWG NO.REVSHEETSCALECOSTA MESA, CALIFORNIAFINISHMATERIALCONTRACT NO.APPROVALSDRAWNCHECKEDISSUEDDO NOT SCALE DRAWINGPARTS LISTDATECAD FILE NO.APPLICATIONUSED ONNEXT ASSYNOTES: UNLESS OTHERWISE SPECIFIEDTOLERANCES ARE:DECIMALSANGLESDECIMALSDIMENSIONS PER ANSI Y14.5-1982UNLESS OTHERWISE SPECIFIEDDIMENSIONS ARE IN INCHES.-+O-+-+.XX.XXXDEBURR EDGES .XXX R MAXCAUDIO PRODUCTS, INC.12341234DCABDCABCAD SEED FILE NO.SH-004103-001 OF 1NONESCHEMATIC,PROD RELEASE PER ECO 1846AC PCB EX/MXa 2 SP.PC-004103-00EX/MXa 2 SP.LG.CCSH4103C1.FCD1.SH-004100-00, SH-004100-01, SH-004101-00, SH-004101-01, SH-004101-02,SH-001010-00, SH-001011-00, SH-001510-00, AND SH-001511-00THIS DRAWING USED IN CONJUCTION WITH SCHEMATIC DIAGRAMS908FUSESEE901AC HI (SW)R 901R 902C 901AC LO.068250 VAC909LEORA5-13-93FUSE20A 250V20A 250V12A 250V20A 250V20A 250V15A 250V30A 125V30A 125V20A 250V12A 250V30A 125V30A 125V15A 250V12A 250VR 9021.2K 5W1.2K 5W1.2K 5W1.2K 5W1.2K 5W1.2K 5WTABULATION BLOCKF901F901907MODEL (V)EX 800 (100V)EX 800 (120V)EX 800 (230V)EX 1250 (100V)EX 1250 (120V)EX 1250 (230V)EX 1600 (100V)EX 1600 (120V)EX 1600 (230V)MX 1000a (100V)MX 1000a (120V)MX 1000a (230V)MX 1500a (100V)MX 1500a (120V)MX 1500a (230V)20A 250VR 9011.0 OHM 30 A1.0 OHM 30 A2.5 OHM 15 A2.5 OHM 15 A2.5 OHM 15 A1.0 OHM 30 A1.0 OHM 30 A1.0 OHM 30 A1.0 HOM 30 A1.0 OHM 30 A1.0 OHM 30 A2.5 OHM 15 A1.0 OHM 30 A1.0 OHM 30 A2.5 OHM 15 ATAB BLKSEETAB BLKSEETAB BLKSIG. GND+ INPUT- INPUT1KTHERM BUS, 0-8VPWR-ON, 0-15V10uF+2N4410PWR GNDSPKR SIGNAL, 5V PKCLIP-LIM BUS, 0-4VMUTE BUS, 0-8V553210K100p100p1.5KREG. -15VSIG. GNDSIG. GND+ INPUT- INPUTTHERM BUS, 0-8VPWR-ON, 0-15VSPKR SIGNAL, 5V PKCLIP-LIM BUS, 0-4VMUTE BUS, 0-8VSIG. GNDPWR GNDC101RN10110K D(C)10K B10K C(D)10K AC102R102U101 B485671235VR101112319152117Q103R112C10846782419161814GAINCH 2 PINSNOTES1. ALL RESISTORS 1/4 WATT UNLESS SPECIFIED.2. ALL CAPACITORS 25V UNLESS SPECIFIED.3. CH 2 RESISTOR NETWORK SECTIONS ( ) WHEN DIFFERENT.4. CH 1 COMPONENTS NUMBERED 101-1995. CH 2 COMPONENTS NUMBERED 201-299.6. PARTS IN COMMON TO BOTH CHANNELS NUMBERED 1-99.7. U102, 202 ROHM BA6124 OR SAMSUNG KA2284/8513GRN1K-DRN103LD105PWR ONBA6124100YELYEL10uF330KR105LD103U102C105R107536R108LEVEL-30-10LD10410KR10610uFC1063.9KR109RN 1041K-C-24V+24VAC RELAY 2AC RELAY 1REG. +15V252610912J 1 26-PINSSCHEMATIC, EX-SERIES DISPLAY BOARD.8. LD 101, 102, HIGH-EFFICIENCY RED LED.9. LD 103, 104, HIGH-EFFICIENCY YELLOW LED.10. LD 105, HIGH-EFFICIENCY GREEN LED.22PC-004001-00, REV A.EX-SERIES DISPLAY BOARDSCHEMATIC DIAGRAM1 OF 1PAT QUILTER 6-19-90A PROD REL PER ECO 7561K-DR113634B REVISED PER ECO 1603 WR6-19-90SH-004001-00 1 BSH-004001-00 BFCAD: 004001SHSH4001B1.FDC9-29-9210uf10uf+4.7uf NP55321K536AR110R103R104C2C1C107U101 A123PWR GNDPWR GNDSPKR SIGNAL, 5V PKCLIP-LIM BUS, 0-4VRED100MPS2907.00331N40042N441014129RN10210K-D(A)10K-C(B)10K-B(C)10K-A(D)Q102Q101D101R101LD101RN1031K-C1K-B1K-A56MUTE BUS, 0-8VC103+470 10VC104REDLD102LIM-CLIP1.5KR1111K-B1K-AC 10910uFQ 1042N 44104.7KTHERM BUS 0-8VTO AMP +INPUTTO AMP -INPUTVcc SENSE RSIG. GND131011378-15V REG+24V UNREG-24V UNREG214J101, 201 14-PINS+15V REGTEMP-PROTCH 1 +INJ 31CH 1 -INGNDCH 2 -INCH 2 +INJ 32GNDGNDCH 1 SPKR SIGGNDGND-24 V+24 V-15 V REG+15 V REGGNDGNDCH 1 MUTECH 2 MUTECH 1 PWR-ONCH 2 PWR-ONCH 1 CLIP-LIMCH 2 CLIP-LIM1. ALL RESISTORS 1/4W, 5%.2. ALL CAPACITORS 100V3. J 32, 26-PIN CONNECTOR, TO J 1 ON FRONT DISPLAY BOARD PC-004001-00.4. PARTS FOR