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Toshiba 19DV550P Service Manual

19-inch diagonal lcd tv/dvd combination
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SERVICE MANUAL
19-inch Diagonal LCD TV/DVD
COMBINATION
The above models are classified as green products (*1), as indicated by the underlined serial numbers.
This Service Manual describes replacement parts for the green products. When repairing these green
product(s), use the part(s) described in this manual and lead-free solder (*2).
For (*1) and (*2), see the next page.
©2008 Toshiba Corporation
19DV550P
19DV551P
DOCUMENT CREATED IN JAPAN, December, 2008 GREEN
FILE NO. 810-200896GR

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  • Page 1 This Service Manual describes replacement parts for the green products. When repairing these green product(s), use the part(s) described in this manual and lead-free solder (*2). For (*1) and (*2), see the next page. DOCUMENT CREATED IN JAPAN, December, 2008 GREEN ©2008 Toshiba Corporation...

  • Page 2: Dvd Block Diagram

    LA6565VR-TLM-E MOTOR AUDIO AMP DVD_AUDIO_L HOME, TIN_SW, TOUT_SW DVD_A_OUT_L IC8501 APWM_L+/-, DVD_AUDIO_R NJM4565M(TE1) DVD_A_OUT_R APWM_R+/- HA0~A19, HD0~D15, MEMCS0, RD, WR SD_A0~A11 64M SDRAM SD_D0~D15 FLASH 16M IC4005 IC4007 M12L64164A-7TG SST39VF1601-70-4C-EKE RAMDQM, CLK, CKE, WE#, CAS#, CS0#, CS1#, RAS# SD_BA0 19DV550P/19DV551P...

  • Page 3: Power Block Diagram

    POWER CONTROL IC CP501__21. POWER FAIL IC501 FA5531P-A2 REGULATOR FEED BACK D511 IC502 KIA431A-AT IC505 PS2561AL1-1-V(W) CP501__20.INVERTER_H CP501__19.LIGHT_CTL T7001 CD7005__14.HV DRIVE CD7005__7.LV Q7005 CD7005__8.LV CD7005__1.HV CD7006__14.HV CD7006__7.LV DRIVE CD7006__8.LV Q7004 CD7006__1.HV T7002 INVERTER CONTROLLER IC7001 BD9882FV-E2 DRIVE Q7003 FEED_BACK IC7002 LM2902DR 19DV550P/19DV551P...
  • Page 4 SW_CVBS_(TU/D_TU) S-VIDEO-IN J8101 SCALER/SUB MICON/ DVD_INTERFACE/ S_JACK_Y AV_SWITCH/JACK S_JACK_C CVBS_AV_IN J8104 CVBS_IN VIDEO_A_L VIDEO_A_R SOUND AMP HEADPHONE JACK SP_AUDIO_OUT_L SPEAKER CD301 J301 IC301 LA42052-E SP_AUDIO_OUT_R SP_L+/- SP_R+/- ZERO_MUTE COMPONENT VIDEO IN J8102 SW Y/D Y SW PB/D PB SW_PR/D_PR 19DV550P/19DV551P...

  • Page 5: Regulator Block Diagram

    LCD+B DVD_INTERFACE/ AV_SWITCH/JACK IC3202 AL1015 P.CON+8V 3.3V_SW_REG_CTL D3804 IC3205 KIA78D05F P.CON+5V_VCTP_REG P.CON+5V_VCTP Q3202 DC-DC-FET AT+3.3V Q3200 P.CON+3.3V P.CON+3.3V IC3203 BD7820FP-E2 AT1.8_1_REG AT+1.8V_1 IC3204 BD7820FP-E2 AT1.8_2_REG AT+1.8V_2 Q3809 DVD 3.3V_SW P.CON+3.3V_DVD IC3201 BD7820FP-E2 3.3V_REG HDMI+3.3V D3202 IC3206 S-1170B19UC-OTETFG 1.8V_REG HDMI+1.8V 19DV550P/19DV551P...
  • Page 6 Q101/ LEVEL SHIFT HDMI/PC AUDIO_IN AUDIO_SCART1/2_Lch_SW J4208 Q102 PC/DVI1_A_IN_L IC4303 MM1501XNRE SW_A1_L X101 16MHz PC/DVI1_A_IN_R AUDIO_SCART1/2_Lch_SW IC4302 MM1501XNRE SW_A1_R F.SDA F.SDA COMPONENT_AUDIO_IN SUB MICON F.SCL F.SCL 21PIN/TUNER/ J8103 IC101 SOUND AMP R5F21244SNFP SCART1_SW RF AGC IC105 RESET PST3229NR 19DV550P/19DV551P F-10...
  • Page 7 SCALER/SUB MICON/ Q4303 VGA_HS F.SDA/F.SCL DVD_INTERFACE/ AV SWITCH/JACK X3602 DPR0~7/DPG0~7/DPB0~7 28.322MHz Q4306 HDMI_I2S 27,28 110~113 116~119 84~86 HDMI CONNECTOR 123~126 CP3601 DDHS 129~133 39,40,43, 136, 137 44,47,48, DDVS HDMI_I/F 140~144 51,52 15,16 IC3605 SII9025CTU EEPROM IC3606 S-24CS02AFJ-TB-GE F-11 19DV550P/19DV551P F-12...

  • Page 8: Printed Circuit Boards

    R8533 B8503 C4013 R4009 C8516 C4077 C8531 C4024 R8535 W824 IC4005 R8529 R8536 C4018 C4023 C4025 C4030 C8543 C4026 R8531 C4038 C8525 C8537 C8536 D8510 C4009 C4083 B4006 C8542 DMG097A B4008 C4036 C4050 C4045 C4046 C4047 CP8501 NTSC DMG097A 19DV550P/19DV551P...
  • Page 9 R3607 Q4307 Q4306 Q4304 Q4303 R3606 D3600 C861 C862 C804 R3211 R3212 J4208 W913 R3601 L3601 L3602 W916 IC3606 CP3601 CP4302 C4245 CEG367A R4254 W864 R4210 C4339 CP5803 R5814 CP5802 W926 W847 W844 R5804 J4206 R5801 TU5801 R4215 TUNER 19DV550P/19DV551P...
  • Page 10 R4337 C4355 W867 W870 W866 L4204 C4230 C4220 C4209 R4264 L4205 R4268 C4233 L4207 L4206 R4227 R4218 R4242 B4204 C4213 C4206 Q4224 W850 R4224 R4223 W925 R5809 W874 R4202 C5826 R4342 R4293 B5803 R4203 C5807 Q4214 Q4201 W868 CEG367A 19DV550P/19DV551P...

  • Page 11: Solder Side

    R7023 R7022 Q501 D7009 L7001 J8102 J301 R7056 R507 W011 W836 D506 J8103 IC505 W004 C307 D516 W018 W017 R7004 C516 W014 IC501 IC502 L503 J8104 W812 IC301 W025 W818 W016 HS301 C512 W804 L504 C304 CEG362A CP501 CP8101 19DV550P/19DV551P...
  • Page 12 POWER/OPERATION/REMOCON (CHIP MOUNTED PARTS) SOLDER SIDE CEG362A Q505 Q301 R531 Q302 R7003 R523 R515 R7002 R7006 R525 R7005 R7008 R7019 R8104 R519 IC7001 R513 R502 R544 Q7003 CEG364A R7037 R7603 IC7002 R7602 D7016 D7025 D7021 R2204 R2205 R2206 CEG363A R2201 R2202 19DV550P/19DV551P G-10...
  • Page 13 RAMRAS# RAMCAS# SD_BA0 RAMDQM RAMWE# RAMCLK RAMCKE PCB130 DMG097 NOTE:THE DC VOLTAGE EACH PART WAS NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME MEASURED WITH THE DIGITAL TESTER OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DURING PLAYBACK. 19DV550P/19DV551P...

  • Page 14: Memory Schematic Diagram

    B4008 EBMS160808A102_RDC45 FROM AUDIO/VIDEO RESET P.CON+3.3V_D D_GND PCB130 DMG097 NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE:THE DC VOLTAGE EACH PART WAS OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK. 19DV550P/19DV551P...
  • Page 15 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DANGEREUSES AN POINT DE VUE SECURITE MEASURED WITH THE DIGITAL TESTER CRITICAL FOR SAFETY,USE ONES N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DURING PLAYBACK. DANS LA NOMENCLATURE DES PIECES 19DV550P/19DV551P...

  • Page 16: Audio/Video Schematic Diagram

    OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE MEASURED WITH THE DIGITAL TESTER CRITICAL FOR SAFETY,USE ONES DANGEREUSES AN POINT DE VUE SECURITE DURING PLAYBACK. DESCRIBED IN PARTS LIST ONLY N’UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES 19DV550P/19DV551P...
  • Page 17 NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CAUTION: DIGITAL TRANSISTOR CAUTION: DIGITAL TRANSISTOR WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. 19DV550P/19DV551P H-10...

  • Page 18: Regulator Schematic Diagram

    WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST CRITICAL FOR SAFETY,USE ONES OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. DANS LA NOMENCLATURE DES PIECES H-11 19DV550P/19DV551P H-12...
  • Page 19 WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST CRITICAL FOR SAFETY,USE ONES DANGEREUSES AN POINT DE VUE SECURITE DESCRIBED IN PARTS LIST ONLY WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. N’UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES H-13 19DV550P/19DV551P H-14...
  • Page 20 WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST DANGEREUSES AN POINT DE VUE SECURITE DESCRIBED IN PARTS LIST ONLY WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. N’UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES H-15 H-16 19DV550P...
  • Page 21 AV SWITCH SCHEMATIC DIAGRAM (MAIN PCB) FROM/TO JACK OUT (1608) (CP8101) CP4300 TWG-P23P-A1 C1003 AUDIO_LOUT LOUT POWER_GND FROM SOUND AMP MUTE C1005 AUDIO_ROUT ROUT AUDIO_ROUT AUDIO_LOUT W815 S_JACK_C AV1_C POWER_GND W804 S_JACK_Y AV1_Y W858 YUV_A_L YUV L IN TO JACK W861 YUV_A_R YUV R IN...
  • Page 22 CAUTION: DIGITAL TRANSISTOR NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. H-19 19DV550P/19DV551P H-20...

  • Page 23: Tuner Schematic Diagram

    WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY,USE ONES WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES H-21 19DV550P/19DV551P H-22...
  • Page 24 NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. H-23 19DV550P/19DV551P H-24...
  • Page 25 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. 19DV550P/19DV551P H-25 H-26...

  • Page 26: Jack Schematic Diagram

    WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY,USE ONES WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES H-27 19DV550P/19DV551P H-28...
  • Page 27 NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. H-29 19DV550P/19DV551P H-30...
  • Page 28 NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. H-31 19DV550P/19DV551P H-32...
  • Page 29 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST DESCRIBED IN PARTS LIST ONLY N’UTILISER QUE CELLS DECRITES WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. DANS LA NOMENCLATURE DES PIECES H-33 19DV550P/19DV551P H-34...

  • Page 30: Power Schematic Diagram

    THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP DANGEREUSES AN POINT DE VUE SECURITE WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. DESCRIBED IN PARTS LIST ONLY IS NON POLAR ONE. N’UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES H-35 19DV550P/19DV551P H-36...
  • Page 31 WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. DANS LA NOMENCLATURE DES PIECES H-37 19DV550P/19DV551P H-38...

  • Page 32: Sound Amp Schematic Diagram

    DANGEREUSES AN POINT DE VUE SECURITE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST DESCRIBED IN PARTS LIST ONLY N’UTILISER QUE CELLS DECRITES WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. DANS LA NOMENCLATURE DES PIECES H-39 19DV550P/19DV551P H-40...
  • Page 33 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. H-41 19DV550P/19DV551P H-42...

  • Page 34: Sw Schematic Diagram

    :SINCE THESE PARTS MARKED BY OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY,USE ONES N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES H-43 19DV550P/19DV551P H-44...

  • Page 35: Interconnection Diagram

    DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY,USE ONES WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. H-45 19DV550P/19DV551P H-46...

  • Page 36: Sound Amp Mute

    200mV 500mV 20µs 20µs 200mV 200mV 500mV DVD INTERFACE/AV SWITCH SOUND AMP MUTE 10µs 2.0ms 500mV 200mV 10µs 2.0ms 500mV 100mV NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. 19DV550P/19DV551P...
  • Page 37 SCALER 10ns 200ns 200µs 0.5V MPEG/MICON/DSP/RF_AMP 200ms 10ns 10µs 500mV 200mV 200ms 100µs 10µs 500mV 100mV INTERFACE_HDMI IC 10µs 200ns 1.0V NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. 19DV550P/19DV551P...

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