Sharp LC-26SH10U Service Manual - Page 45

A B C 8 D E F TUNER SCHEMATIC DIAGRAM (AV PCB) 7 FROM/TO POWER P.CON+32V UNREG+5V UNREG+4V GND 6 P.CON+32V P.CON+5V FROM/TO AV OUT 5 CP5801 (CP2403) TKC-W20P-U1 1 UNREG+5V UNREG+5V 2 UNREG+5V 3 UNREG+4V UNREG+4V 4 UNREG+4V 5 UNREG+4V 6 REG +5V P.CON+5V RF_SW 7 GND 8 GND 9 Y OUT 10 U OUT DTUNER_Y DTUNER_PB 4 11 GND 12 GND 13 V OUT TU_I2C_CLK DTUNER_PR TU_I2C_DATA 14 GND 15 GND 16 CVBS OUT NC 17 AUDIO MUTE-L 18 SD-H 19 AFT_1 20 AFT_2 AUDIO_MUTE_L DTUNER_SD_H AFT_1 AFT_2 CP5802 (CP2404) TKC-W20P-U1 1 DTV_RESET 3 2 DTV POWER 3 TX (X240) 4 RX (X240) 5 SPDIF OUT C5836 DTUNER_RESET C5837 DTUNER_POWER C5838 DTUNER_RX C5839 DTUNER_TX 47P CH 47P CH 47P CH 47P CH DTUNER_SPDIF 6 NC 7 I2SSDO_OUTA I2SSD0_OUTA 8 I2SWS_OUTA I2SWS_OUTA C5826 47P SL 9 I2SSCLK_OUTA I2SSCLK_OUTA 10 I2SSDO_IN I2SSD0_IN 11 I2SWS_IN I2SWS_IN 12 I2SSCLK_IN I2SSCLK_IN 13 TU I2C DATA TU_I2C_DATA C5841 47P CH 2 14 TU I2C CLK 15 RF_SW TU_I2C_CLK RF_SW C5843 47P CH 16 IF AGC IF_AGC 17 GND 18 GND 19 IF OUT1 20 IF OUT2 IF_OUT_1 IF_OUT_2 C5824 21 22 DIGITAL/ANALOG TUNER W/NTSC_MPX TU5801 TUMUDTR-V110V 8 AGC 7 +5V 6 GND 1 OOB 2 +5V 3 GND 4 +30V 5 TU 6.3V 1000 YK NC NC B5803 BLM18PG181SN1D B5801 BLM18PG181SN1D B5802 BLM18PG181SN1D L5801 22uH 0305 C5815 0.1 B C5802 0.1 B SW Q5801 RT1P431C 5.0 0 5.0 C5808 0.1 B 4321 TC7W66FU 0 5.0 1.9 1.9 SW IC5801 1.9 0.3 0 5.0 5678 0 SW 3.4 Q5802 0 RT1N241C C5809 0.47 B W914 W915 W851 C5811 L5804 33P CH 22uH L5802_1 22uH 0606 R5820 100K 1/4W 11 C5845 47P CH C5844 47P CH 1 A H-15 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 C5812 0.01 B W917 C5805 0.1 B C5806 6.3V 220 YK 9 SDA 10 SCL 11 AFT 12 AGC_OUT 13 V_OUT 14 +5V 15 SIF 16 IF SW 17 IF OUT 18 IF AGC 19 IF_OUT 1 20 IF_OUT 2 C5810 0.1 B L5803 100uH 0305 C5813 C5807 0.01 B R5817 2.2K 24 W903 W898 W899 W900 W901 W902 23 FROM/TO SHIELD DIGITAL SIF IF_OUT_2 IF_OUT_1 IF_AGC R5815 12K R5807 8.2K R5806 100K R5808 R5809 8.2K 0.4 0.5 0 4.7K R5810 R5811 R5812 4.7K 0.5 0.6 390K 0 2.5 0 IF AMP Q5804 1.8 IF AMP Q5805 2SC3841-T1B_T63 2SC3841-T1B_T63 R5813 1K 12K C5814 0.0022 B 2.7K R5816 75 16V 10 V-S IF AMP Q5803 2SC3841-T1B_T63 R5814 ACCESSORY CD3801 09119904 BT001 MNAAA(R03) BT002 MNAAA(R03) TM101 SBNS02009A CAUTION: DIGITAL TRANSISTOR CAUTION: DIGITAL TRANSISTOR E F G FROM/TO TUNER/OUT JACK AFT DTUNER_SPDIF AFT_1 AFT_2 FROM/TO AV SWITCH2 TUNER_VIDEO DTUNER_Y DTUNER_PB DTUNER_PR AUDIO_MUTE_L DTUNER_RESET DTUNER_SD_H DTUNER_RX DTUNER_TX DTUNER_POWER FROM/TO STEREO I2SSD0_OUTA I2SWS_OUTA I2SSCLK_OUTA I2SSD0_IN I2SWS_IN I2SSCLK_IN SIF G H 8 7 6 5 4 3 2 PCBD20 CMF080 H 1 H-16