Sharp LC-15B9U-S Service Manual - Page 40
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LC-13B8U-S LC-15B8U-S LC-15B9U-SM BLOCK DIAGRAM H I2C TUNER UNIT I2C TUNER TU3401 TV-V SIF V2-IN AV SELECT IC3401 5V 31V G INPUT3 IN/OUT V2-OUT INPUT 3 /OUTPUT J3403 V2-OUT SWITCH Q3414 Q3410 IC3404 L2,R2-IN L2/R2-IN/OUT L,R-OUT D1:Y INPUT2 F J3401 V1,SY,SC,L1,R1,S-SW J3403 9V INPUT1 DL1,DR1 J3401 J3405 COMPONENT Y,Pb,Pr SELECT E IC3403 POWER SWITCH S4202 CONTROL SWITCH SW4202~4207 AC IN D 120~240V SC7701 AC_CTRL(IC2001) AC/DC T7701 IC7702 IC7703 IC7704 12V Q7701 Q7751 INVERTER VCC SOUND VCC I2 C 5V C AUDIO DECODER 9V 8V IC7004 IC3201 INV.VCC.5V INV_OFL,INV_OSC B (IC801) L_ERR,INV_POW (IC2001) INV UNIT LAMP DRIVE LAMP ERROR CHECK 5V HEAD PHONE AMPLIFIER IC3305 SOUND.VCC AUDIO AMPLIFIER IC3304 HP-L/R (LED UNIT) SP-L/R A D2~D4 REG. IC805 3.3V A-D CONVERTER IC8701 3.3V TV-V,V,SY,SC D1:Pb,Pr POW DC/DC T701 IC701 Q716 3.3V DC/DC IC703 Q712 5V DC/DC IC702 Q713 HP-L/R 1 2 3 4 5 6 7 8 9 10 40
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