Toshiba MW30G71 Service Manual - Page 107

A B 8 7 FROM/TO TV POWER CP3901B (CP7201) 87760-3416 1 P.CON+5V 2 P.CON+5V 3 GND 6 4 GND 5 P.CON+3.3V 6 P.CON+3.3V 7 GND 8 GND 9 3D_Y/C-RESET 10 SCL 11 SOFT RESET 12 SDA 13 GND 14 GND 15 Y_OUT 5 16 GND 17 GND 18 Pb_OUT 19 Pr_OUT 20 GND 21 VSYNC 22 V_AV 23 C(CVBS) 24 HSYNC 25 GND 26 HD_UP NC 27 Y(1) 28 GND 4 29 GND 30 VD_UP NC 31 Pb(1) 32 GND 33 GND 34 Pr(1) 3 L3903 27uH C3971 6.3V 22 V-S C3912 0.01 B C D E F IN/OUT/REGULATOR SCHEMATIC DIAGRAM (SCALER PCB) R3926 330 R3928 2.2K R3925 2.2K R3922 2.2K R3923 330 R3914 330 BUFFER Q3901 2SA1530A 2.7 2.0 0 W833 R3921 820 2.0 BUFFER Q3902 2SA1530A 1.4 0 BUFFER Q3903 2SA1530A 2.7 2.0 W834 0 R3924 820 2.0 BUFFER Q3904 2SA1530A 1.4 0 BUFFER Q3905 2SA1530A 2.0 1.3 0 R3936 150 L3909 15uH W820 BUFFER Q3906 2SA1530A 1.3 0.7 0 C3949 82P CH C3966 27P CH R3459 4.7K P.CON2.5V REG IC3451 PQ070XZ01ZPHDS IN 1 3.3 V.C OUT V.ADJ GND 6 2 3 4 5 3.3 2.5 NC 1.3 R3453 0 1K+-1% R3452 1K +-1% C3452 6.3V 100 V-S C3451 1F C3455 1016V V-S R3458 4.7K P.CON1.8V REG IC3452 PQ070XZ01ZPHDS IN 1 3.3 V.C 2 3.2 OUT V.ADJ GND 6 3 4 5 1.8 NC 0.9 R3456 0 1K+-1% C3453 1F C3454 6.3V 100 V-S R3455 470 +-1% C3456 16V 10 V-S R3460 4.7K D3451 R3462 EC31QS04 2.2 R3461 4.7K 2 1 A G-41 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. NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE B C D E F G H 8 7 FROM/TO SCALER ANALOG_Y_OUT ANALOG_U_OUT 6 ANALOG_V_OUT SDA SCL SOFT_RESET P.CON+3.3V P.CON+1.8V GND 5 FROM/TO SDRAM P.CON+3.3V GND 4 FROM/TO DIGITAL COMB Y/CVBS_IN C_IN SCL SDA 3D_Y/C-RESET P.CON+2.5V P.CON+1.5V P.CON+3.3V 3 P.CON+5V GND FROM/TO ANALOG/DIGITAL CONVERTER SCL SDA Y_IN U[CB]_IN V[CR]_IN VSYNC HSYNC P.CON+3.3V 2 GND PCBDS0 1 CED020 G H G-42