Sharp LC-26SH10U Service Manual - Page 59

A B C D E F AV OUT SCHEMATIC DIAGRAM 8 (DIGITAL PCB) G H 8 20 19 18 17 16 RF_SW 15 IF OUT2 IF OUT1 TU I2C CLK 14 GND GND TU I2C DATA 13 I2SSCLK_IN 12 I2SWS_IN 11 I2SSDO_IN 10 IF AGC I2SSCLK_OUTA 9 I2SWS_OUTA 8 I2SSDO_OUTA 7 6 SPDIF OUT 5 RX (X240) 4 3 TX (X240) DTV POWER 2 (CP5802) CP2404 125607220W3 DTV_RESET 1 20 19 18 AFT_2 AFT_1 AUDIO MUTE-L 17 CVBS OUT 16 15 14 13 12 11 10 9 8 7 6 SD-H GND GND V OUT GND GND U OUT Y OUT GND GND REG +5V UNREG+4V 5 UNREG+4V 4 UNREG+4V 3 UNREG+5V 2 (CP5801) CP2403 125607220W3 UNREG+5V 1 4 3 2 1 FROM/TO TUNER GND USBP USBN +5V CP2405 YKF45-0036N FROM/TO FIRM UPDATE I2SCLK_INC TUNER_SDAB2422 BLM18BD102SN1 TUNER_SCL B2421 BLM18BD102SN1 RF_SW B2423 BLM18BD102SN1 FAT_IFAGC B2424 BLM18BD102SN1 DTV_RESET DTV_ON-H TX_[X240] B2425 BLM18BD102SN1 RX_[X240] B2426 BLM18BD102SN1 SPDIF_OUTA CVBS_OUT B2413 BLM18BD102SN1 C2605 0.1 B UNREG+5V B3407 BLM31PG601SN1 C2606 0.1 B UNREG+4V_MB3406 BLM31PG601SN1 UNREG+4V B3408 BLM31PG601SN1 AT+5V B3410 BLM18BD151SN1 NC C2625 47PCH C2609 7 47P CH C2611 C2623 C2621 47PCH C2608 47P CH47P CH C2622 47PCH 47P CH C2612 C2624 47P CH47P CH B2414 BLM18BD102SN1 B2415 BLM18BD102SN1 B2427 BLM18BD102SN1 R2533 15K R2534 15K C2630 0.1 B T_FAT_IFP T_FAT_IFN I2SWS_INC I2SDATA_INC I2SCLK_OUTA I2SWS_OUTA I2SDATA_OUTA SD-H AFT_1 AFT_2 V[PR]_OUT Y_OUT U[PB]_OUT AT+5V USB_N_A USB_P_A 6 R2517 22 R2518 22 R2519 22 I2SCLK_INC LEVEL_SHIFT Q2407 KTK5132E ATSC/CLEAR CABLE ASIC IC2401 (12/14 I2S AUDIO) X240H ATSC/CLEAR CABLE ASIC IC2401 X240H (13/14 VIDEO ENCODER) D G S 5 I2SWS_INC D 3.3 2.3 LEVEL_SHIFT Q2404 KTK5132E 3.3 3.3 AG7 I2SSCK_INC 3.3 I2SWS_OUTA AK9 3.3 I2SSCK_OUTA AH10 HSYNC_OUT AJ8 NC VSYNC_OUT AH9 NC R2514 S I2SDATA_INC 2.6 1.7 G LEVEL_SHIFT Q2401 KTK5132E 3.3 3.3K R2516 3.3K 3.3 AH6 I2SWS_INC 3.3 AJ5 I2SSD_INC I2SSOSCK_OUTA AJ10 NC 3.3 I2SSD_OUTA AG11 HSYNC2_OUT AG10 NC D G S 1.5 1.0 VSYNC2_OUT AK8 NC 3.3K R2506 +3.3V 3.3 I2SWS_OUTB AK10 NC R 1.1 AC2 DAC0_R B2420 BLM18BD151SN1 NC AK4 I2SSCK_IND I2SSCK_OUTB AH11 NC G AC1 1.1 DAC1_G NC AJ6 I2SWS_IND I2SSD_OUTB AJ11 NC B AD2 1.1 DAC2_B NC AK5 I2SSD_IND I2SSOSCK_OUTB AG12 NC COMP 0 AD1 DAC3_COMP R2528 33 3.4 SPDIF_OUTA AJ9 RSET 1 AE1 QRSET R2529 680 R2409 33 4 C_R 0 AB2 DAC4_R R2530 33 X_TUNER_SDA X_TUNER_SCL R2508 4.7K R2515 4.7K Y_G COMP_B R2SET 0 AA2 0 AA1 1 AB1 DAC5_G R2531 33 DAC6_B TRSET R2532 680 R2410 33 R2441 100 TUNER_SCL B2417 BLM18BD151SN1 DAC_VDDI AE2 VDDDI 1.8 VDD2DI Y2 DAC_VDDI C2573 0.1 B C2558 0.1 B C2554 1B R2440 100 TUNER_SDA 3 TWIRE_TXDC R2512 TWIRE_RXDC R2509 4.7K FROM/TO POWER2 RX_[X240] TX_[X240] LEVEL_SHIFT S 3.3 4.7K 3.3 Q2403 G KTK5132E D 3.3 LEVEL_SHIFT S 3.3 3.3 Q2406 G KTK5132E D 3.3 B2419 BLM18BD151SN1 B2418 BLM18BD151SN1 C2555 1B DAC_AVDDQ DAC1_AVDD C2559 0.1 B AF3 VSSDI AC3 AVDDQ AD4 AVSSQ AE4 A1VDD AF4 A1VDD 1.8 VSS2DI Y1 1.8 A2DDQ Y3 0 A2VSSQ AA4 A2VDD A2VDD 2.6 AB4 2.6 AC4 C2574 0.1 B DAC_AVDDQ DAC2_AVDD C2575 0.1 B C2576 0.1 B C2557 0.1 B C2560 0.1 B C2556 1B DTV_ON-H UNREG+5V UNREG+4V_M 2 UNREG+4V AT+5V AD3 AVSSN AE3 AVSSN A2VSSN A2VSSN 0 AA3 0 AB3 +3.3V +1.8V +2.6V VDDC_1.8V DAC_2.5V B2416 BLM18BD151SN1 C2551 10 C C2552 10 C C2553 1B D_GND R2535 15K R2536 15K 1 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. R2538 4.7 R2539 4.7 R2540 4.7 R2541 4.7 USB_P_A USB_N_A USB_P_B USB_N_B +3.3V A B C H-43 D E F R2522 75 +-1% C2563 47P CH R2520 75 +-1% C2561 47P CH R2521 75 +-1% C2562 47P CH R2523 75 +-1% C2564 47P CH 7 L2414 NLV25T 34 0.47uH L2412 NLV25T 33 0.47uH L2411 NLV25T 35 0.47uH L2413 NLV25T 36 0.47uH C2571 47P CH R2526 75 +-1% C2569 47P CH R2524 75 +-1% C2570 47P CH R2525 75 +-1% C2572 47P CH R2527 75 +-1% FROM/TO FRONT END 6 V[PR]_OUT Y_OUT T_FAT_IFP T_FAT_IFN FAT_IFAGC X_TUNER_SDA X_TUNER_SCL RF_SW AFT_1 AFT_2 SD-H 5 U[PB]_OUT TO ASIC DTV_RESET CVBS_OUT 4 ATSC/CLEAR CABLE ASIC IC2401 (14/14 USB/SERIAL) X240H USBA_P 0 AH23 USBPA RDA AJ21 NC USBA_N 0 AG22 USBNA TDA AH21 NC USBB_P 0 AK24 USBPB CTSAb AK22 NC 3 USBB_N 0 AJ23 USBNB R2537 3.3 AK23 USB_OVRCUR 100K RTSAb AG21 NC NC AG19 IRRXDA NC AK20 IRTXDA RDB AJ22 TDB AH22 TWIRE_RXDB TWIRE_TXDB NC AH19 IRBIDB NC A13 CAPT1 3.3 RDC C13 TWIRE_RXDC 2 NC D14 COMP1 3.3 TDC B13 TWIRE_TXDC PCBDH0 CEF169 1 G H H-44