Sharp LC-26SH12U Service Manual - Page 43

A B C D E F SOUND SCHEMATIC DIAGRAM 8 (DIGITAL PCB) G H 8 7 FROM/TO POWER3 6 AT+5V FROM/TO FRONT END AUDIO_MUTE-H FROM/TO POWER3 GND SOUND+B 5 SOUND_GND P.CON+5V P.CON+9V FROM/TO MICON 4 POWER_ON_MUTE_H FROM/TO AV OUT AUDIO_R_OUT AUDIO_L_OUT 3 SW Q1002 KRA101SRTK 5.0 5.0 MUTE SW Q1003 KTC3875S_Y_RTK R1002 5.0 1K 5.0 0 R1005 10K R1001 4.3 MUTE SW Q1001 1.5K KTC3875S_Y_RTK 4.2 3.0 0 R1003 5.0 1K 5.0 0 MUTE SW Q1004 KTC3875S_Y_RTK R1011 6.8K R1012 6.8K C1009 0.0047 B C1015 1B SOUND AMP IC IC1001 AN17808B + ATT. + NC CH1 IN 1 2 RIPPLE FILTER RF GND CH2 IN 3 4 5 NC 0.2 16.0 0 0.2 + + - - ATT.CONT. NC CH2 OUT MUTE 6 7 8 0 NC 0.7 3.7 GND VCC STAND -BY CH1 OUT 9 10 11 12 0 16.5 3.4 0.7 C1016 1B C1014 25V1000 YK_P B1004 14 HCB1608KF-181T20 C1013 25V1000 YK_P B1005 HCB1608KF-181T20 B1009 FCM1608KF-151T06 15 C1010 6.3V 100 V-S R1014 3.9K R1029 R1030 4.7K 3.9K R1031 4.7K C1011 50V1 V-S C1008 0.0047 B C1007 25V10Y0K_P C1002 50V 1 V-S C1001 16V47 V-S C1012_1 35V1000MHE_P R1018 3.3K R1032 10K R1017 8.2K R1020 4.7K R1025 15K SW L X242 H OTHER C1036 10 B C1037 10 B AUDIO SW IC IC1003 MM1501XNRE 5.3 0 1 6 Vin1 SW 0 4.6 2 5 GND OUT 5.3 9.0 3 4 Vin2 VCC W825 C1040 0.1 F C1018_1 10 B C1034 10 B C1020 0.0022 B C1022 0.1 B C1024 0.33 B C1026 1B C1028 1B C1030 1B C1035 1B 0 STANDBY SW 5.0 Q1005 KRC103SRTK 3.4 R1027 10K B1001 FCM1608KF-151T06 13 12 R1004 1K R1008 1K C1033 16V 22 V-S C1032 0.1 F 9.0 3.7 20 19 18 17 16 15 14 13 12 11 W826 HS1001 763WAA0295 HS33V6 7 CP1001 A2502WV2-4P SP OUT L 1 1 GND 2 2 GND 3 3 SP OUT R 4 4 SPEAKER SP1001 S0412F03 SPEAKER 6 SP1002 S0412F03 CD301_1 CU145005 TR1001 HF70T22*10*14 5 4 3 4.8 Vcc Vref CTH IN b 5.0 OUT b 5.0 TONE-Hb 5.0 TONE-Lb 4.9 SR FIL 5.0 CBA 0.7 CTL 3.8 R1023 47K NJW1173V TONE CTL IC 5.0 GND FROM/TO AV SWITCH JACK SW_A_OUT_R SW_A_OUT_L 2 R1021 8.2K R1022 4.7K R1026 15K C1038 10 B C1039 10 B AUDIO SW IC IC1004 MM1501XNRE 5.3 0 1 6 Vin1 SW 0 4.6 2 5 GND OUT 5.3 9.0 3 4 Vin2 VCC IC1002 5.3 4.8 5.0 IN a OUT a TONE-Ha TONE-La AGC CVO CSR 5.0. 0.3 1 2 3 4 5 6 7 8 9 10 0.6 7.5 SDA 5.0 SCL 0 1B 1B C1029 0.33 B C1027 0.1 B C1025 0.0022 B C1023 10 B C1021 10 B C1031 C1019_1 C1041 0.1 F R1024 47K FROM/TO FRONT END DTUNER_AUDIO_SW FROM/TO FLASH 10 I2C_DATA I2C_CLK 11 1 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. CAUTION:SINCE THESE PARTS MARKED BY ARE CRITICAL FOR SAFETY,USE ONES DESCRIBED IN PARTS LIST ONLY A B C D H-21 ACCESSORY CD3805 P201-2476-2 BT001 GR6M BT002 GR6M TM101 ETR0088-010161 ATTENTION:LES PIECES REPAREES PAR UN ETANT DANGEREUSES AN POINT DE VUE SECURITE N'UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES E F CAUTION: DIGITAL TRANSISTOR AUDIO SIGNAL(REC) CAUTION: DIGITAL TRANSISTOR G 2 1 PCBDH0 CEF276 H H-22