Sharp LC-26SH12U Service Manual - Page 42

A 8 7 6 FROM/TO VIDEO AD CONVERTER SW_Y/G SW_U/B SW_V/R GND 5 FROM/TO AV OUT X242_SPDIF FROM/TO FRONT END TU_VIDEO SW_Y/CVBS_OUT SW_C_OUT 4 PC/HDMI_H SIF FROM/TO FLASH I2C_CLK I2C_DATA FROM/TO MICON C_SYNC 3 FROM/TO SOUND SW_A_OUT_L SW_A_OUT_R FROM/TO PC JACK 2 VGA-R VGA-G VGA-B DVI_A_IN_L DVI_A_IN_R FROM/TO POWER3 P.CON+5V P.CON+9V GND 1 A H-19 B C D E F AV SWITCH/JACK SCHEMATIC DIAGRAM (DIGITAL PCB) G H 8 X242_SPDIF W802 V_IN SPDIF_OUT SW_V/R SW_U/B P.CON+5V B701 FCM1608KF-151T06 Y_SYNC-SEPA W883 C746 0.01 B C747 10 C R744 47K C745 10 C BUFFER Q703 KTC3875S_Y_RTK 5.1 R747 2.8 2.1 220K C749 R748 1B 220 5.1 5.0 SYNC SEPA Q704 KTA1504S_Y_RTK 0.3 SW_Y/G VGA-G W885 C_SYNC C777 10 C C780 10 C R756 1M 16 15 14 13 12 11 10 9 1.7 8 IN3A IN3B 2.0 7 0 NC NC 1.0 6 OUT3 GND3 0 IN2A 2.4 1.8 5 OUT2 CTL 3.1 4 0 GND2 V+ 4.8 3 2.0 OUT1 IN2B 2.5 0 NC 2 NC 2.4 1 IN1B GND1 0 IN1A 2.5 SW IC IC703 NJM2584AM(TE1) 0.0039 B R750 W832 C750 C785 0.001 B R745 39K R746 560 16V100 V-S 1K DVI_A_IN_L DVI_A_IN_R C774 1B C775 1B AUDIO SW L IC IC704 MM1501XNRE 4 5.1 H 3 8.9 VCC 6 5 0 L 5.1 1 2 4.4 BUFFER 0 AUDIO SW R IC IC705 MM1501XNRE 4 5.1 H 5 0 L 5.1 6 1 2 3 8.9 VCC 4.4 BUFFER 0 C778 0.1 B C779 L702 P.CON+9V 47uHNLCV32T SW_AUDIO_L 2 PC/HDMI_H I2C_DATA R720 SW_AUDIO_R I2C_CLK 100 R721 3 100 W855 W854 W860 W859 8 9 0 NC C902 10 C 1.0 C903 0.33 B 2.8 C904 0.5 50V3.3 V-S C905 0.1 B 2.4 C906 0.022 B 2.3 5.0 0 NC 0 NC 0 NC 0 NC 0 NC C908 2.7 0.1 B C909 2.7 0.033 B C901 2.2 2.2 B 0 NC 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 USA STEREO IC IC901 AN5832SA-E1V NC L-R RBF 2.2 WB TIME 0 NC NC WB DET LOUT 2.2 SPE TIME ROUT 2.2 SPE DEL AGC DET 1.7 C916 2.2 B TU_AUDIO_L C919 1B TU_AUDIO_R C920 R902 180K 1 B C917 2.2 B SPE FIL SCL/STID 5.0 IIC/PARA 0 PE NC AGC SW GND 0 MODE SDA/SAPID 5.0 FOMO STEREO REF 2.2 C910 2.2 B MUTE SIF REF 3.5 C911 4.7 B SW_A_OUT_R SW_A_OUT_L R904 100 R905 100 I2C_CLK P.CON+9V B703 FCM1608KF-151T06 C712 16V220 V-S C713 0.01 B Y_SYNC-SEPA I2C_DATA SW_Y/CVBS_OUTR743 C726 75 6.3V 330 V-S 3.6 3.0 0 BUFFER Q701 KTA1504S_Y_RTK R719 470 R761 470 SIF/BB INPUT 2.2 C912 0.001 B W801 SIF NOISE DET 0 NC NC SAP DET L+R REF VCC 5.0 C914 0.1 B PLL 3.4 R901 C918 3.3K 0.22 B NC PILOT DET 3.4 C915 0.33 B SW_C_OUT R752 C727 75 1 B 3.6 B702 P.CON+5V FCM1608KF-151T06 BUFFER Q702 3.0 KTA1504S_Y_RTK 0 R718 470 R742 470 C725 1B 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 C721 0.01 B C722 0.01 B C723 0.01 B C724 0.01 B AV SW IC IC701 AN15853B-E1 4.5 Vref 4.8 4.5 4.8 0 Sin2 4.8 SDA 4.8 SCL C720 0 GND 0 4.7 0.01 B Cin 4.5 Rout 4.6 Yin 4.5 Lout 4.4 6dB Vout C717 4.5 BIAS 16V 22 V-S R730 4.5 6dB 10 Yout 9.0 Vcc + 4.6 Cout 6dB 5.1 NC D_SW_1 R729 10 D_L1_Vin R755 1M D713 UDZS12B 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 R757 1M R758 1M R759 1M D715 UDZS12B C781 10 C VGA-R Y_IN U_IN C783 V_IN U_IN 10 C PC/HDMI_H L701 47uH NLCV32T P.CON+5V C784 10 C VGA-B W822 B720 B708 FCM1608KF-102T02 FCM1608KF-102T02 C707 100P CH R707 75 +-1% C708 100P CH R708 75 +-1% C754 100P CH R709 75 +-1% H12 3 H2 5 H1 COMPONENT_IN_1 J701 AV3-13P2-31S1 Y GREEN E4 Pb BLUE Pr RED E1 7 C769 16V 47 V-S R760 1M C782 Y_IN 10 C R706 75 +-1% C704 47P CH 4.8 4.5 4.8 4.5 0 Sin1 4.8 4.5 4.8 4.5 4.8 0 0 4.7 4.5 4.7 4.5 4.7 0 D714 UDZS12B E1 3245 H1 H2 H3 B706 SW AV2_V_IN FCM1608KF-102T02 V2 L OTHER YUV/AV2_A_IN_L B709 L2 H PC/HDMI FCM1608KF-102T02 6 R2 C728 R731 NC 0.01 B 220K C729 W834 D707 UDZS12B D708 UDZS12B 1B C730 1B C731 W835 1B D709 UDZS12B C732 R732 220K 0.01 B C733 1B C734 W806 1B C735 1B C736 W807 1B YUV/AV2_A_IN_R B721 YUV/AV2_A_IN_R FCM1608KF-102T02 7 AV2_V_IN YUV/AV2_A_IN_L C711 47P CH S_DET1 SW_AUDIO_R AV1_V_IN B710 AV1_A_IN_R B712 FCM1608KF-102T02 FCM1608KF-102T02 Y_IN AV1_A_IN_L SW_AUDIO_L S_DET1 B711 FCM1608KF-102T02 TU_VIDEO R714 560 R735 4 R715 75 +-1% C709 470P CH C705 470P CH C706 470P CH NC H1 H2 H3 3245 CVBS_IN_2 J702 RCA-349-00C-02 CVBS_IN_1 J703 RCA-349-00C-02 V1 L1 R1 S+COAXIAL J706 R102-D04KAF-06 E1 R716 75 +-1% R717 75 +-1% C710 470P CH D701 UDZS5.6B 9 E5 6 2 34 1 7H E8 220K C737 1B C738 1B C739 1B C740 1B C741 1B R736 W837 5 W838 AV1_C_IN AV1_C_IN AV1_Y_IN AV1_A_IN_R P.CON+5V B704 AV1_Y_IN FCM1608KF-151T06 C753 AV1_A_IN_L SPDIF_OUT AV1_V_IN R710 2.2K 16V100 V-S R701 1.5K R703 220 B723 C D AUDIO DRIVER FCM1608KF-102T02 Q705 KTC3875S_Y_RTK B722 FCM1608KF-102T02 Y 5.0 5.0 B705 R704 C702 FCM1608CF-600T06 5.0 68 0.1 B R705 100K C703 100P CH C701 0.022 B R702 3.3K 220K YELLOW 6 WHITE RED 5 YELLOW WHITE RED 4 3 D706 UDZS12B D711 UDZS12B D705 UDZS12B D710 UDZS12B D712 UDZS12B 2 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 C931 16V100 V-S D702 UDZS12B NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. B C D E F PCBDH0 1 CEF276 G H H-20