2 0Two Channel Amplifier Harman Kardon SIGNATURE 1.5HGFF G HEDCBAA B C D EJI L MK OOPPL MI J K1 ALL RESISTORS ARE 1/8WUNLESS OTHERWISE SPECIFIEDSET BIAS ACROSSP4-1, P4-2 TO 18 MVBY ADJUSTING R691.2.NOTESR951.3KR981.3K C35102R97100 R94100C34102 R751.0K R771.0KQ482SA1376AGND2C23476100VR1201KC3810V477CHANNEL 1INPUTJ5RCA/1ST2TSGND2R119100KC47271R11833,2KGND2F48AC14104E200V+77VOC.CH2Q57A06Q55A06D16D1N4148 C3310V477C2510P500VMUTER10247KQ532SC2240 Q522SC2240R99120R96120 R5333.2KBAV20D12R591.5KGND2GND2C19181M500VQ492SA1376R7175P2-1Q102SC5242Q112SC5242Q182SC5242Q262SC5242Q272SC5242 Q192SC5242R27R1W.33R23R1W.33R19R1W.3312 43BR2F28A C680V828C580V828C10104E200VP1-2P1-1P1-3 R56.8K2W-77VDC.CH2R731.0K R761.0KGND2R721.0K 55833Q252SA1962 Q242SA1962 Q172SA1962 Q162SA1962 Q82SA1962 Q92SA1962R22R1W.33R26R1W.33R18R1W.331 2RES/IND.2UH2UHR107RES-5W1Ws31R117750R103180GND2D10D1N4148C37476100VC882880VR36.8K2WC780V828GND2P3-7 +12 VDCJ3 2TS T3S1PHONE JACK3.5MMR10610KR104100P3-6R10510KSTAND BYTHERM SWITCHGNDP3-2P3-1THERSWTH124DCSENSEP3-5P3-3MUTER153.3K+77V.CH2FAULTR8510C15104 Q3A56R1447KP3-4 FAULTSENSED51N4004-77VDC.CH2GND2C32104100VR5375Q342SC3502R741.0KQ472SC3478BAV20D11R5415K R69500R571KC17100R565.6KQ43A56Q352SC4793123Q402SA1376 123123R43100L32UHQ332SA1827R38R1W.33R34R1W.33R30R1W.33P2-2231213R10100CH2_OUTPUTQ362SA1380R5815KR8110Q412SC3478R44100R701.2K R45100R39R1W.33R55R1W.33R31R1W.33C11106 R1347KR1210K22222233333311111 1L42UH231Q372SC4793C24104100VGND2FAULTQ22SC3478D2D1N4148D61N4004+77VDC.CH2RL2CHANNEL 2OUTPUTR1147K DCSENSEGND2R111102WWR112102WWC41104E100VC46271CHGNDC45271 BINDPOSTBLKREDJ2Signature 1.5 POWER AMPLIFIERSCHEMATIC 1 of 2Signature 1.5 POWER AMP SCHEMATIC (1 of 2)