Toshiba VTD21FQR Service Manual Download Page 23

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I-2

WAVEFORMS

The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram.

NOTE:

MICON/TUNER

CHROMA/SIF/VIF/21PIN

20.0V

5ms

1.0V

0.1

100mV

5.0V

1.00V

0.5ms

1.00V

1ms

0.50V

1.00V

0.5ms

1.00V

0.50V

1.00V

50ns

1.00V

0.50V

5ms

0.50V

Summary of Contents for VTD21FQR

Page 1: ...SERVICE MANUAL COMBINATION 21 FLAT TV AND DVD VIDEO PLAYER TELE TEXT DOCUMENT CREATED IN JAPAN June 2005 VTD21FQR FILE NO 810 200547 ...

Page 2: ... 7 DRVSB HA0 HA19 HD0 HD15 SDA0 SDA10 I CDAT 2 I CCLK 2 STEREO DAC IC8102 PCM1753DBQR DVD AUDIO R DVD AUDIO L DAC_B C D SDD0 SDD15 EEPROM IC4002 BR24L02F WE2 REG 3 3V 1 9V IC IC4003 BA33E00WHFP TR LD HOME TIN SW TOUT SW DVD_H 3 5 C Y 11 12 DVD RESET CVBS AUDIO L AUDIO R 1 7 9 UNREG 3 8V TX 11 6 7 SPDIF P CON 9V P CON A5V 8 4 3 RX UREG 3 8V 9 1 9V 3 3V TV BLOCK CP8101 10 ZERO 16M SDRAM IC4009 K4S16...

Page 3: ... 8 16 6 19 1 15 11 7 21PIN VIDEO SW IC4206 MM1501XNRE 6 4 2 C Y SPDIF FROM DVD BLOCK SOUND B Q4203 MUTE CH DOWN VOL DOWN VOL UP PLAY OPEN COLSE SKIP VIDEO AUDIO L AUDIO R J4205 48 VOLUME Q303 MUTE J4204 J4203 4 AV_1 42 AV_2 43 32 3 1 3 27 26 25 55 20 CH UP SKIP STOP 4 2 3 ZERO Q4209 Q4212 MUTE 6 DVD RESET 1 2 A 10 8 AUDIO_SW IC4202 BA7644AN 4 2 6 Q4208 BUFFER Q4202 BUFFER 1 4 AUDIO SW IC4205 MM150...

Page 4: ...WER BLOCK DIAGRAM SOUND B POWER REG FEED BACK 11 DEGAUSS RY3801 DEGAUSS RELAY Q3801 RELAY SW TH3801 1 4 2 P CON 5V_D OUT IC3003 KIA278R05PI UNREG 3 8V 1 4 2 P CON 9V_D OUT IC3004 KIA278R09PI P CON 5V P CON 9V DVD H P CON 5VA 1 4 2 P CON A9V IC3005 KIA278R09PI 1 4 2 P CON 5V OUT IC3001 KIA278R05PI P CON A9V POWER_ON_ H Q3007 P ON SW B P CON 12V AT 5 7V Q3008 DRIVE F 5 F 6 ...

Page 5: ...505 SW1 CD2302 PRINTED CIRCUIT BOARDS FILTER SOLDER SIDE G 7 G 8 LOADING MOTOR INSERTED PARTS SOLDER SIDE LOADING MOTOR CHIP MOUNTED PARTS SOLDER SIDE SW SOLDER SIDE BL OR GR YE SW2 CD2301 M2601 M2602 CED033A ...

Page 6: ...AFEGND ML FS1 FS2 P CON 3 3V RFINN RFINP RESET SGND P CON A5V P CON 5V GND FPCCLK VDDAFERF 1 8V 3 3V GND FPCDOUT P CON 3 3V TRAY_OPEN TRAY_CLOSE HOME HA0 PM15 TOUT_SW HA1 TIN_SW HA2 DVD_CD HA3 HA15 DRVSB HA4 RF HA5 HA16 DAC_VIDEO_C OPU_A HA6 HA14 DAC_VIDEO_B OPU_B HA7 HA13 DAC_VIDEO_D OPU_C HA8 HA12 OPU_D HA9 OPU_E HA10 HD15 OPU_F HA11 HA11 VC HA12 HD7 SPDL_SENS HA13 SPDL_SENS HA14 VR_DVD HA15 HA1...

Page 7: ..._D8 SD_D7 RAMCLK RESET HA0 HA1 HD11 HA2 RAMDQM RAMDQM HA3 HA4 HD3 HA5 RAMDQM RAMWE RAMDQM RAMWE HA6 HA7 HD10 HA19 HA8 RAMCLK2 RAMCAS RAMCLK RAMCAS HA9 HA10 HD2 HA18 HA11 RAMRAS RAMCLK2 RAMRAS HA12 RAMCKE HA13 HD9 HA17 RAMCKE HA14 RAMCS0 RAMCS1 HA15 HA16 HD1 HA7 HA17 SD_A9 SD_BA0 SD_A9 SD_BA0 HA18 HA19 HD8 HA6 SD_A8 SD_A10 SD_A8 SD_A10 HD0 HD1 HD0 HA5 HD2 SD_A7 SD_A0 SD_A7 SD_A0 HD3 HD4 RD HA4 HD5 ...

Page 8: ... 10V KA C2329_1 47 6 3V KA C2340_1 100 6 3V KA W847 W875 W804 W843 W816 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS Q2303 2SC2412KT146 R S VR_DVD Q2305 2SC2412KT146 R S VR_CD Q2304 2SC2412KT146 R S DVD CD SW HS2301 763WSAA023 HS76 B2304 MMZ1608R102CT B2303 M...

Page 9: ...YBACK COLOR SIGNAL DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS Q8101 DTC124EKA CD_CONTROL B8103 MMZ1608R102CT CP8101_2 IMSA 9604S 12F 1 10 11 12 2 3 4 5 6 7 8 9 DAC_C_VIDEO DAC_B_VIDEO DAC_D_DVD_VIDEO P CON A5V DAC_VIDEO_C DAC_VIDEO_C DAC_VIDEO_B P CON A5V DAC_VIDEO_D P CON 5V CD_LD_CTL RESET DAC_VIDEO_B MC MD ML AMCLK ABCLK ALRCLK ASDATA0 DVD H DAC_VIDEO_D D...

Page 10: ...STER NOTE THE DC VOLTAGE EACH PART WAS Q3007 DTC114EKA P ON SW Q3008 KTC3203_Y DRIVER HS3002 763WAA070 HS67 HS3003 763WAA070 HS67 R3003 1 5 1W R3040 10 1W R3010 10 1W R3039 2 2 2W B3001 W5RH3 5X5X1 0 IC3001 KIA278R05PI P CON 5V OUT IC 1 2 3 4 IC3003 KIA278R05PI P CON 5V_D OUT IC 1 2 3 4 IC3004 KIA278R09PI P CON 9V_D OUT IC 1 2 3 4 IC3005 KIA278R09PI P CON A9V 1 2 3 4 PLAYBACK LUMINANCE SIGNAL CP80...

Page 11: ...141 100 25V YK W861 W801 W835 TP101 W869 W851 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE LES PIECES REPAREES PAR UN ETANT ATTENTION SINCE THESE PARTS MARKED BY CAUTION DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE CAUTION DIG...

Page 12: ...1K R657 390 R646 470 R658 100 R633 470 R613 6 8K R626 2 2K R624 470 1 4W R620 560 R645 820 R665 390 1 4W W063 R4245 75 C642_1 10 25V KA C662_1 10 25V KA C661_1 10 25V KA C666_1 10 25V KA C4223_1 10 25V KA C4219_1 10 25V KA C613_1 10 25V KA C614 100 6 3V KA C620 2 2 50V KA C631 470 10V YK C646 1 50V KA C640 470 10V YK C607 1 50V KA C632 22 16V KA C660 470 6 3V YK C659 470 10V YK C4247 10 50V KA C42...

Page 13: ...00 1 2W R314 5 6K 1 4W C302_1 10 25V KA C301_1 10 25V KA C330 2 2 50V KA C4258 47 16V YK C347 2 2 50V KA C328 47 6 3V KA C346 2 2 50V KA C4259 47 16V YK W872 W813 W845 W826 W825 W852 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE LES PIECES REPA...

Page 14: ...51 100 R4240 1K R4239 1K R4238 3 3K R4216 68 R4243 10K R2206 820 R2204 2 2K R2207 390 R2205 1 2K R2208 390 R2202 820 R2217 1 2K R2201 2 2K R4203 4 7K R4202 10K R4235 100 1 4W R4233 1K C4231 22 16V KA C4204_1 100 10V YK C4214 33 10V KA C4206 2 2 50V KA C4229 2 2 50V KA C4234 4 7 50V KA C4217 100 16V YK C4207 2 2 50V KA C4232 22 16V KA C4230 2 2 50V KA W859 W874 OF PRINTING AND SUBJECT TO CHANGE WIT...

Page 15: ... KA C4246_1 10 25V KA C4251_1 10 25V KA C4257_1 10 25V KA C4256_1 10 25V KA C4252_1 10 25V KA C4245_1 10 25V KA C4237_1 10 25V KA C4228_1 10 25V KA C4235_1 10 25V KA C4249 10 25V KA C4250 10 25V KA C4243 330 16V YK C4227_1 10 25V KA W830 W831 W885 W828 W827 W886 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME Q4213 2SC2412K MUTE SW Q4214 2SC24...

Page 16: ...5 1 25KV MPP C429 470P 2KV B R453 10K 1 2W R420 8 2K 1 4W R429 1 5K 1 2W R456 470 1 2W R406 6 8K 1 4W R412_1 4 7K 1 4W R405 1 2 1 2W R407 1 1 2W R490 68K 1 4W R409 390 1 2W R411 390 1 2W R460 100 1 4W R416 2 2 1 2W R421 680 1 2W R419_1 470 1 4W R410 150K 1 2W R415 1K 1 2W R413 680 1 2W C408 10 50V YK C422 2 2 250V MHE C414 100 35V YK C431 10 250V MHE C432 0 33 50V KA W833 W841 W846 W808 OF PRINTIN...

Page 17: ...4W OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE LES PIECES REPAREES PAR UN ETANT ATTENTION SINCE THESE PARTS MARKED BY CAUTION DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE Q804 2SC4217 BLUE AMP Q806 2SC4217 RED AMP Q805 2SC421...

Page 18: ...0P CH C3830 220P CH C3809_1 0 001 2KV RR C3823 0 01 B C3819 0 0022 B C3807_1 0 001 2KV RR C3810_1 0 001 2KV RR C3804_1 0 0015 2KV RR R3822 220 1 4W R3820 1K 1 4W R3821 100 1 4W R3824 100K 1 2W R3816_1 4 7K 1 R3815 680 R3801 1 5M 1 2W R3831 2 2K 1 4W R3830 18K 1 4W R3808 180K 1 2W R3807 180K 1 2W R3812 10 1 2W R3810 1K 1 4W R3835 100 1 4W R3811 1K R3825 1K 1 4W R3804 10K 1 4W R3802 10K 1 4W R3826 5...

Page 19: ...JECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE LES PIECES REPAREES PAR UN ETANT ATTENTION SINCE THESE PARTS MARKED BY CAUTION DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE CD3807 PCBD00 H 28 H 27 CED033 COIL IN COIL OUT NC 1 0 1 0 1 0 1 0 1 0 69 8 ...

Page 20: ... H 30 H 29 JCV9B07 DED012 LOADING MOTOR PCB LOADING MOTOR SW SCHEMATIC DIAGRAM SW PCB SSS 13 2 SW1 GND SW SW 2 CLOSE SW 1 OPEN LOADING MOTOR LOADING MOTOR DED003 PCB610 PCB640 BCZ3B52 M2603 CD2302 2H052601 M M 5 4 3 2 1 6 5 4 3 2 1 GND SW FEED MOTOR SPINDLE MOTOR SPINDLE MOTOR FEED MOTOR PICK UP INNER LIMIT SWITCH SW2 M2601 BCZ3B03 M2602 ESE22MH24 CD2301 2H062102 M ...

Page 21: ...0 H 32 H 31 TO OS101 TM101 COMMAND TRANSMITTER 1 SCREEN CP086_1 TO SHIELD TOP NC NC NC NC NC IF BTL BPL V S SDA SCL ADRES AGC AV PCB CME033 RF AGC I2C OFF I2C SDA I2C SCL GND VIDEO OUT DME031 PCB130 SP1 SP1 SLD SLD LIMIT SW SW GND SP1 SP1 SLD SLD LIMIT SW SW GND DVD PCB CP2303 LD LD 5 5 FG SENSER CP2302 FFC GND D LD OPEN CLOSE GND D LD OPEN CLOSE 4 3 2 1 4 3 2 1 AUDIO L GND AUDIO R ZERO DVD RESET ...

Page 22: ...n the schematic diagram I 1 CHROMA SIF VIF 21PIN 11 16 17 18 DEFLECTION CRT MPEG MICON DSP RF_AMP 2 5ns 20mV 3 20ns 1 0V 4 200ns 1 0V 5 5ns 500mV AUDIO VIDEO 6 7 500µs 500mV 500µs 500mV 8 10µs 200mV 10µs 5 0V MEMORY 10µs 200mV 9 10µs 200mV 10 15 5ms 0 50V 20µs 200mV 5ms 10 0V 20µs 20 0V 1 10ns 100mV ...

Page 23: ... balloon number in the schematic diagram NOTE MICON TUNER CHROMA SIF VIF 21PIN 19 20µs 20 0V 25 5ms 1 0V 30 0 1µs 100mV 20 20µs 5 0V 26 20µs 1 00V 31 20µs 1 00V 22 0 5ms 1 00V 27 1ms 0 50V 32 20µs 1 00V 23 0 5ms 1 00V 28 20µs 0 50V 33 20µs 1 00V 24 50ns 1 00V 20µs 0 50V 34 5ms 0 50V 29 ...

Page 24: ... of the corresponding balloon number in the schematic diagram I 3 36 20µs 2 00V 37 1ms 100mV 38 1ms 100mV 39 0 5ms 200mV 40 41 0 5ms 200mV 10µs 0 50V 42 1ms 0 50V IN OUT 10µs 1 0V 43 1ms 0 50V 44 35 20µs 2 00V MICON TUNER SOUND AMP AUDIO SW CHROMA SIF VIF 21PIN ...

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