Sharp LC-26SH10U Service Manual - Page 60

A B C D E F POWER2 SCHEMATIC DIAGRAM 8 (DIGITAL PCB) G H 8 R3410 1.2K +-1% C3411 0.22 B D3407 RB520S-30-TE61 R3411 5.6K +-1% 7 6 5 4 FROM/TO AV OUT UNREG+5V 3 UNREG+4V_M UNREG+4V AT+5V DTV_ON-H D_GND +3.3V +1.8V +2.6V 2 R3406 4.7K R3405 10K R3401 3.3K 0 2.9 SW Q3403 0 KTC3875S_Y_RTK 4.5 0 SW Q3404 0 KRC103SRTK C3407 6.3V 470 CV-EX C3408 0.001 B C3410 1B R3412 12K +-1% C3409 15P CH R3413 15K 1.2 0.8 3.3 0 3.3 2.9 0 R3429 3.3 100 87654321 1.3 10.3 0.1 DC/DC CTL 5.4 IC3401 0 AL1042 5.1 5.2 5.2 9 10 11 12 13 14 15 16 R3430 100 R3414 5.6 D1 D1 D2 D2 DUAL FET Q3405 SP8K3 5 5 1.3 1.3 5678 4321 2.7 1.3 3.5 0 S1 G1 S2 G2 C3412 10 B C3413 10 B B3401 W808 L3401 4.7uH ELLCTV4R7N R3427 0.047 1/4W R3428 0.047 1/4W B3402 BLM31PG391SN1L D3408 RSX301L-30 BLM18PG330SN1D EC11FS2-TE12L EC11FS2-TE12L D3403 D3404 5.2 5.2 +5V POWER_SW 5.3 Q3407 KRA101SRTK REG+3.3V IC3402 BA00BC0WFP DH R3432 220 V_C V_IN 1 2 3.18 4 GND V_OUT V_ADJ 6 4 5 0 3.3 1.26 D3406 D3402 EC31QS04 EC31QS04 R3433 5.6K REG+1.8V IC3403 BD7820FP DH V_C V_IN 1 2 3.18 3.25 GND V_OUT V_ADJ 6 4 5 0 1.8 1.25 R3434 1.8K REG+2.6V IC3404 BA7810HFP EN Vin 1 2 3.18 4 GND Vout Vadj 6 3 4 5 0 2.6 1.27 D3405 EC31QS04 1K +-1% R3421 R3418 1K +-1% C3430 0.1 B C3432 6.3V 100 SJV C3424 6.3V 220 SJV C3425 1B C3426 0.1 B C3423 16V47 SJV C3429 0.1 B C3428 6.3V 330 TZV 680 +-1% C3421 0.1 B R3423 C3431 1B R3420 R3419 560 +-1% 39 C3418 0.1 B C3419 0.1 B C3420 6.3V 100 SJV POWER_SW Q3406 KRC103SRTK 5.3 3.1 0 R3422 10 R3424 1K +-1% R3426 R3425 820 +-1% 120 C3434 0.1 B C3435 6.3V 220 SJV C3415 2V 150 CD C3416 6.3V 100 TZV CORE_1.2V 7 TO ASIC CORE_1.2V +1.8V 6 +3.3V D_GND TO FLASH +3.3V D_GND TO FRONT END +3.3V 5 +1.8V D_GND +3.3V +1.8V +2.6V 4 TO AV OUT +3.3V +1.8V +2.6V D_GND 3 TO SDRAM D_GND +3.3V +1.8V +2.6V 2 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 ATTENTION:LES PIECES REPAREES PAR UN ETANT DANGEREUSES AN POINT DE VUE SECURITE N'UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES 1 A B C H-45 D E F CAUTION: DIGITAL TRANSISTOR G CAUTION: DIGITAL TRANSISTOR 1 PCBDH0 CEF169 H H-46