Related Manuals for Toshiba VTD21FQR
Summary of Contents for Toshiba VTD21FQR
- Page 1 FILE NO. 810-200547 SERVICE MANUAL COMBINATION 21" FLAT TV AND DVD VIDEO PLAYER TELE TEXT VTD21FQR DOCUMENT CREATED IN JAPAN, June, 2005...
- Page 2 DVD BLOCK DIAGRAM 16M SDRAM FLASH 8M 16M SDRAM IC4009 IC4007 IC4008 K4S161622H-UC60 SST39VF800A-70-4C-EKE K4S161622H-UC60 HA0~HA19, HD0~HD15 SDA0~SDA10 DVD LOADER TV BLOCK DM3P CD4002 DVD_CD, DVD_LD, CD_LD, VC RF, A, B, C, D, E, F Pick up UNREG+3.8V OPE-AMP P.CON+A5V VR COM, PD VR_DVD, VR_CD IC2304...
- Page 3 TV BLOCK DIAGRAM *A---P.CON+9V *B---P.CON+12V TU101 *C---P.CON+A5V SCL SDA AGC IF SAW FILTER *D---CHROMA+5V CF606 *E---AT+5.7V *F---AT–8V FROM DVD BLOCK *A *C IC4201 CHROMA NJM4580M(TE1) IC601 STV2248H VIDEO SW Q804 MEMORY DVD_A OUT_L IC602 MM1502XNRE IC199 BR24L08F-WE2 BLUE AMP DVD_A OUT_R Q805 GREEN AMP V801...
- Page 4 POWER BLOCK DIAGRAM DEGAUSS SOUND+B UNREG+3.8V P.CON +5V_D OUT IC3003 KIA278R05PI Q3801 RY3801 DEGAUSS RELAY SW RELAY P.CON+ P.CON+ TRANSFORMER P.CON +9V_D OUT SWITCHING IC3004 KIA278R09PI F3801 D3802~D3805 T3801 RECTIFIER P.CON+ IC3804 IC3801 DVD-H Q3805 PS2561AL1-1-V(W) STR-W6753 FEED BACK FEED BACK POWER REG.
- Page 5 PRINTED CIRCUIT BOARDS FILTER SOLDER SIDE CED033A LOADING MOTOR (INSERTED PARTS) LOADING MOTOR (CHIP MOUNTED PARTS) SOLDER SIDE SOLDER SIDE SOLDER SIDE CD2301 M2602 M2601 CD2302...
- Page 6 MPEG/MICON/DSP/RF_AMP SCHEMATIC DIAGRAM (DVD PCB) C4038 0.01 B D4001 1SS355 FROM/TO AUDIO/VIDEO JG001 LEVEL_CONVERT UNREG+3.8V DUPTD1 Q4004 JG002 SYS_MUTE JG003 BOOT2 DVD-H 2SC2412K C4096 JG004 BOOT1 W806 D4005 DAC_VIDEO_C JG005 R4052 DUPTD1 0.001 DAC_VIDEO_B JG006 1SS355 DUPRD1 DAC_VIDEO_D 4.7K ASDATA0 C4032 JG007 DUPTD0...
- Page 7 MEMORY SCHEMATIC DIAGRAM (DVD PCB) FROM/TO MPEG/MICON/DSP/RF_AMP 16M SDRAM 16M SDRAM K4S161622H-UC60 K4S161622H-UC60 IC4008 IC4009 SD_A0 FLASH IC 8M C4060 C4050_1 SD_A1 IC4007 SST39VF800A-70-4C-EKE SD_A2 0.1 F 0.1 F SD_A3 HA16 HA15 SD_A4 SD_D15 SD_D0 SD_D15 SD_D0 DQ15 DQ15 SD_A5 C4064 SD_A6 HA14...
- Page 8 MOTOR DRIVE SCHEMATIC DIAGRAM (DVD PCB) FROM/TO MPEG/MICON/DSP/RF_AMP R2361 DVD_CD DVD_LD 2.2K CD_LD 2.1V W847 VR_DVD VR_CD DM3P(05SD) C2350 OPU_A OPU_B OPU_C C2329_1 FROM/TO LOADER OPU_D OPU_E CP2301 6.3V OPU_F 09-5000-024-001-001 W804 C2331 HOME (RF_GND) JG015 OPU_F (GND,D_GND) VR_CD OPU_VREF VR_DVD (D_GND) Vref...
- Page 9 AUDIO/VIDEO SCHEMATIC DIAGRAM (DVD PCB) CVBS C/B/U DAC_C_VIDEO Y/R/V DAC_B_VIDEO CVBS/C DAC_D_DVD_VIDEO CVBS CVBS CVBS FROM/TO MPEG/MICON/DSP/RF_AMP P.CON+A5V C8105 DAC_VIDEO_C DAC_VIDEO_C P.CON+A5V DAC_VIDEO_B DAC_VIDEO_D L8102 P.CON+5V 0305 D8101 CD_LD_CTL 1SS355 CD_CONTROL C8108 RESET W819 DAC_VIDEO_B Q8101 DTC124EKA L8103 AMCLK 0305 (RF_GND) ABCLK ALRCLK...
- Page 10 REGULATOR1 SCHEMATIC DIAGRAM (AV PCB) FROM POWER TO AUDIO SW R3039 P.CON+12V UNREG+8V W884 P.CON+12V UNREG+12V P.CON+5V_D OUT IC IC3003 KIA278R05PI TO CHROMA/SIF/VIF/21PIN UNREG+5V DVD_Y DRIVER DVD_CVBS Q3008 DVD_C KTC3203_Y AT+5.7V P.CON+5V R3001 P.CON+A9V 2.2K 1/4W R3009 R3018 AT+5.7V 330 1/4W P.CON+A9V B3001 P.CON+5V...
- Page 11 MICON/TUNER SCHEMATIC DIAGRAM MONITOM TUNER TU101 TUWRF4EG-778F2D P3 (AV PCB) RED LED DRIVE OS101 Q103 STAND BY 2SA1037AK R132 PIC-37243SR RESET VCC NC 4.9 NC 4.0 NC 2.2 30.7 W861 D101 LTL-1CHEE-002A C139 KEY_1 D104 C122_1 1SS133 R105 C120 TEST POIN CP101 A2001WV2-6P R106...
- Page 12 CHROMA/SIF/VIF/21PIN SCHEMATIC DIAGRAM (AV PCB) FROM IN/OUT FRONT_VIDEO SIF SAW FILTER CF606_1 C4247 G1984M C608 C4248 BUFFBER 0.01 Q611 L603 C606 VIF PRE.AMP L609 2SC2412KT146 Q605 0.22uH 0.001 VIDEO SW IC 10uH KTC3881S-RTK IC4206 R633 MM1501XNRE FROM REGULATOR DVD_C R4276 DVD_Y VCO COIL L610...
- Page 13 SOUND AMP SCHEMATIC DIAGRAM (AV PCB) SOUND AMP IC SOUND AMP IC IC301 AN7523N IC302 AN7523N L CH CP301 SP351 SPEAKER 213213102W1 YDP4010-2 L351 SP OUT L+ CD351 8 OHM SP OUT L- C3123806 W5T18.4X10X9.6 R CH CP302 SPEAKER 213213102W1 L352 SP OUT R+ CD352...
- Page 14 IN/OUT SCHEMATIC DIAGRAM (AV PCB) TO AUDIO SW SKIP+ SW2201 DVD_AUDIO_L DVD_AUDIO_R EVQ21505R FRONT_A_IN_L SKIP- SW2202 FRONT_A_IN_R EVQ21505R L4202 STOP SW2206 100uH 0305 EVQ21505R TO CHROMA/SIF/VIF/21PIN OPEN/CLOSE SW2207 R4205 D AUDIO DRIVER EVQ21505R FRONT_VIDEO Q4201 2SC2412KT146 R,S PLAY SW2204 R4216 C4215 B4201 EVQ21505R...
- Page 15 AUDIO SW SCHEMATIC DIAGRAM (AV PCB) R4215 47 1/4W AUDIO_SW IC IC4202 BA7644AN MUTE LOGIC C4249 11.8 TO CHROMA/SIF/VIF/21PIN FROM MICON/TUNER C4256_1 R4260 21PIN_A_OUT_L C4270 470 1/4W C4252_1 C4269 470P 21PIN_A_OUT_R 470P TUNER_H AUDIO SW IC EXT_MUTE IC4204 MM1501XNRE FROM IN/OUT DVD_AUDIO_R DVD_AUDIO_L W827...
- Page 16 DEFLECTION SCHEMATIC DIAGRAM (AV PCB) TO DY CP402 A1561WV2-A5P V-DRIVE IC IC401 TDA8174A FB401_2 R404_1 FJN20A003_M 247.6 330K +-1% 113.8 E180 102.0 D403 L402 C401 11E1-EIC 20416A 500V R448 R406 R420 6.8K 1/4W 8.2K 1/4W 1K 1W C450 220P HS401 763WAA0166 V801 C431...
- Page 17 CRT SCHEMATIC DIAGRAM (CRT PCB) TP801 R802_2 12K 2W J801_1 132.5 R807 ISHS53S 2.7K 1/4W BLUE AMP Q804 127.5 2SC4217 D802 1SS133 126.5 127.5 104.1 FROM CHROMA/IF R814 CP802B (CP802A) 6.8K B2013H02-6P CLAMP CLAMP G.OUT G.OUT TP802 R.OUT R.OUT B.OUT B.OUT R805_2 CLAMP_OFF...
- Page 18 POWER SCHEMATIC DIAGRAM (AV PCB) TO SOUND AMP R3819 D3815 SOUND+B 0.22 21DQ09N C3829 SOUND_GND 500V 470P FROM/TO CHOKE COIL D3801 TO MICON/TUNER CD3807 1SS133 CH82036A S3803 R3804 RELAY SW DEGAUSS Q3801 1/4W R3830 KTC3203_Y EMERGENCY S3804 18K 1/4W EMERGENCY RY3801 TUNER_BT Q3806...
- Page 19 CHOKE COIL SCHEMATIC DIAGRAM (FILTER PCB) FROM/TO TV POWER 69.0 69.8 69.8 71.0 FROM/TO TV POWER COIL IN COIL OUT CP504 (CD3807) A2361WV2-2P PCBD00 CED033 CAUTION ATTENTION NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME :SINCE THESE PARTS MARKED BY :LES PIECES REPAREES PAR UN ETANT NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED...
- Page 20 LOADING MOTOR/SW SCHEMATIC DIAGRAM (LOADING MOTOR PCB) (SW PCB) SSS-13-2 CD2302 2H052601 ESE22MH24 CD2301 SW-2(CLOSE) 2H062102 GND(SW) GND(SW) SW-1(OPEN) PICK UP INNER LIMIT SWITCH LOADING MOTOR(+) FEED MOTOR (-) M2602 LOADING MOTOR(-) BCZ3B03 FEED MOTOR (+) M2603 SPINDLE MOTOR (-) BCZ3B52 SPINDLE MOTOR (+) M2601...
- Page 21 COMMAND TRANSMITTER INTERCONNECTION DIAGRAM TM101 CP2301 L4002 Vref Vref CP8001 CD4002 DRIVE DM-3 DEGAUSS COIL SW1(DVD/CD) SW1(DVD/CD) L1703 VRF(RF_OUT) CP3801 VRF(RF_OUT) GND(M) GND(M) P.CON+9V P.CON+9V VR(DVD) VR(DVD) P.CON+5V_A P.CON+5V VR COM VR COM P.CON+3.3V P.CON+3.3V VR(CD) VR(CD) CD3802 CP3802 P.CON+3.3V P.CON+3.3V OPTICAL PICK-UP LD(CD)
- Page 22 WAVEFORMS AUDIO/VIDEO CHROMA/SIF/VIF/21PIN MPEG/MICON/DSP/RF_AMP 500µs 10µs 10ns 500mV 5.0V 100mV DEFLECTION 500µs 500mV 0.50V 20mV 20ns 10µs 20µs 1.0V 200mV 200mV 10µs 200ns 200mV 10.0V 1.0V MEMORY 10µs 20µs 500mV 200mV 20.0V The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
- Page 23 WAVEFORMS 20µs 0.1µs 20.0V 1.0V 100mV 20µs 20µs 20µs 5.0V 1.00V 1.00V MICON/TUNER CHROMA/SIF/VIF/21PIN 0.5ms 20µs 1.00V 0.50V 1.00V 0.5ms 20µs 20µs 1.00V 0.50V 1.00V 50ns 20µs 1.00V 0.50V 0.50V NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
- Page 24 WAVEFORMS 0.5ms 20µs 2.00V 200mV CHROMA/SIF/VIF/21PIN 10µs 20µs 0.50V 2.00V SOUND AMP AUDIO SW 0.50V 100mV 100mV 0.50V IN/OUT MICON/TUNER 0.5ms 10µs 200mV 1.0V The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.