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Toshiba 20HLV86S Service Manual
Toshiba 20HLV86S Service Manual

Toshiba 20HLV86S Service Manual

Lcd tv/dvd combination
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FILE NO. 810-200669GR
REVISED:01
SERVICE MANUAL
LCD TV/DVD COMBINATION
20HLV86S
The above model is classified as a green product (*1), as indicated by the underlined serial number.
This Service Manual describes replacement parts for the green product. When repairing this green
product, 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, Aug., 2006 GREEN

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Summary of Contents for Toshiba 20HLV86S

  • Page 1 REVISED:01 SERVICE MANUAL LCD TV/DVD COMBINATION 20HLV86S The above model is classified as a green product (*1), as indicated by the underlined serial number. This Service Manual describes replacement parts for the green product. When repairing this green product, use the part(s) described in this manual and lead-free solder (*2).
  • Page 2 All manuals and user guides at all-guides.com DVD BLOCK DIAGRAM LCD BLOCK DVD LOADER SL265WR 3.3V, 1.8V DVD/CDPD DVD_MENU RF_A, B, C, D, E, F DVD_TRIP STABY_1 VIDEO DVD/CD, DVD_LD, CD_LD DVD C DVD Y V1P4/FMO/FOO DVD_IR TR+/-, F+/- Motor Drive TRO/STBY/DMO SPINDLE/ MPEG/MICON/DSP/RF_AMP...
  • Page 3 All manuals and user guides at all-guides.com SCALER/LVDS/ADC/JACK/AV SWITCH/STEREO/SOUND AMP BLOCK DIAGRAM TUNER 3.3V, 1.8V J S -6HN/13F2SK POWER_ON/OFF TUNER_VIDEO RXE3+/-,RXEC+/-,RXE2+/-,RXE1+/-,RXE0+/- LCD PANEL 199~ 2 08,211~ 2 20 S.VIDEO RXO4+/-,RXO3+/-,RXOC+/-,RXO2+/-,RXO1+/- T200XW02(V0) S_IN_Y Y IN S_IN_C 14.318MHz C IN S/CVBS_SW AV1 SW DVD_RMC DVD_MENU AV1_V_IN...
  • Page 4 All manuals and user guides at all-guides.com POWER BLOCK DIAGRAM H V P O W E R P C B P O W E R S U P P L Y 2 4 V 2 4 V M A I N P C B RECTIFIER(5.7V) 5.6V 5 V s t b ,...
  • Page 5 All manuals and user guides at all-guides.com PRINTED CIRCUIT BOARDS MAIN (TOP SIDE) MAIN (BOTTOM SIDE)
  • Page 6 All manuals and user guides at all-guides.com PRINTED CIRCUIT BOARDS REMOCON (TOP SIDE) REMOCON (BOTTOM SIDE) INPUT OPERATION...
  • Page 7 All manuals and user guides at all-guides.com PRINTED CIRCUIT BOARDS HV POWER (TOP SIDE) HV POWER (BOTTOM SIDE) POWER (TOP SIDE) POWER (BOTTOM SIDE)
  • Page 8 All manuals and user guides at all-guides.com PRINTED CIRCUIT BOARDS DVD DECODER (TOP SIDE) DVD DECODER (BOTTOM SIDE) DVD OUTPUT (TOP SIDE) DVD OUTPUT (BOTTOM SIDE)
  • Page 9 All manuals and user guides at all-guides.com SCALER SCHEMATIC DIAGRAM (MAIN PCB) Location Near 5Vmcu IC Pin. C298 2.2uF AMP-Rout AMP-R CA105 AMP-R 8 BAV99 100uF R108 C176 10nF SYS_RST C299 2.2uF C149 CA90 R201 RP23 +3.3V RP24 AMP-Lout AMP-L AMP-L 8 R136 100p...
  • Page 10 All manuals and user guides at all-guides.com HDMI SCHEMATIC DIAGRAM (MAIN PCB) HDMI-RXC+ HDMI-RX0+ 5VDD 5VDD 5VDD 5VDD HDMI-RXC- HDMI-RX0- BAV99DW BAV99DW BAV99DW BAV99DW HDMI-RX2+ R310 R310 R_TX2+ R_TX2+ 2 DATA2+ HDMI-RX2- R311 R311 R_TX2- R_TX2- 2 DATA2 SHIELD HDMI-RX1+ R312 R312 G_TX1+...
  • Page 11 All manuals and user guides at all-guides.com INTERFACE / TUNER SCHEMATIC DIAGRAM (MAIN PCB) 3.3V 1SS355 1SS355 4.7K 4.7K C262 10u/16V C262 10u/16V PC-Lin R228 R228 PC-Lin 6 5Vdd VCC_5V_TV1 AV2-YIN AV2-Y# L1 601 L1 601 4.7K 4.7K C263 C263 10u/16V 10u/16V PC-Rin...
  • Page 12 All manuals and user guides at all-guides.com AMP SCHEMATIC DIAGRAM (MAIN PCB) VCC+12V_IN VCC+12V_IN C127 C127 C251 C251 C239 C239 C260 C260 C182 C182 C261 C261 C150 C150 C259 C259 C155 C155 C178 C178 J915 J915 R254 R254 0.1uF 0.1uF 10uF 10uF 0.1uF...
  • Page 13 All manuals and user guides at all-guides.com POWER SCHEMATIC DIAGRAM (MAIN PCB) 5Vstb 5Vstb# TO POWER BOARD 0_0805 0_0805 LV1 HGL-LV6A LV1 HGL-LV6A VCC_5V6_IN VCC_5V6 VCC_12V_IN 5Vstb BKADJ BA05 BA05 BKLON 0_0805 0_0805 STANDBY C312 C312 C146 C146 C165 C165 C169 C169 C170...
  • Page 14 All manuals and user guides at all-guides.com OPERATION / REMOCON SCHEMATIC DIAGRAM (OPERATION PCB) Key p ad KEY2-in R269 R269 R270 R270 R275 R275 R271 R271 R272 R272 R274 R274 R284 R284 300_1% 300_1% 300_1% 300_1% 150_1% 150_1% 750_1% 750_1% 1.5K_1% 1.5K_1% 1.5K_1%...
  • Page 15 All manuals and user guides at all-guides.com POWER SCHEMATIC DIAGRAM (POWER PCB) H-13 H-14...
  • Page 16 All manuals and user guides at all-guides.com HV POWER SCHEMATIC DIAGRAM (HV POWER PCB) C10 C11 CN 2 Vin2 C13 C14 CN 3 CN 4 DRV1 PGND VD DA DRV2 TIMER GNDA ISEN ISEN SS TCMP VSEN VSEN LC T OVPT OVPT VSEN...
  • Page 17 All manuals and user guides at all-guides.com DVD OUTPUT SCHEMATIC DIAGRAM (DVD OUTPUT PCB) 100n 100n 100k 12VB FABSE R7 4k7 R9 27k 5VOUT R304 10 HGL-LV6A_1 100N 470uF/16v 100N 100p C302 100n C304 100n 100uF/10V D301 5 v5 33uH 5V5OUT R355 330 SPIDF...
  • Page 18 All manuals and user guides at all-guides.com DVD DECODER SCHEMATIC DIAGRAM (DVD DECODER PCB) L258 JITFO Cb40 390pF J ITFN DV33 RF VCC RF SVDD3 LEVER SCL1 3.3V 750k AD ACVDD 10uH 2200pF C396 CB122 CB87 C157 C156 C155 APLLVDD3 VSTB 0.1uF/NC DV33...
  • Page 19 All manuals and user guides at all-guides.com SDRAM / FLASH ROM SCHEMATIC DIAGRAM (DVD DECODER PCB) DV33 SD33 3.3V L238 SD33 SD33 5V/3V BA033 CB42 CE25 0.1uF 47uF/10v 100uF/10v C47UF10V/D5H11 CE26 CB38 CB39 CB40 CB41 CB42 CB43 CB44 CB45 3.3V 100uF/10v 0.1uF 0.1uF...
  • Page 20 All manuals and user guides at all-guides.com AV OUT / MUTE / RESERT SCHEMATIC DIAGRAM (DVD DECODER PCB) CVCC-5VOUT 12VA USBM R111 CB44 CB47 R103 USBP CB15 0.1uF 0.1uf 0.1uf CB41 0.1uF 5VVV ASPDIF SPMCLK 3.3V ASPDIF ASDATA2 SD -CD GPIO_3 YUV[1 ..6] IO_17...
  • Page 21 All manuals and user guides at all-guides.com INTERCONNECTION DIAGRAM TOUT TOUT OPERATION PCB OPERATION PCB LOAD- LOAD- HV POWER PCB LOAD+ LOAD+ LCD PANEL SLOT IN DVD GAED GAED DRIVE 5V_IN 5V_IN 5V_OUT 5V_OUT LIMIT LIMIT OPTICAL PICK-UP DVD_5V5_OUT DVD_5V5_OUT VIP4 DVD_5V5_OUT DVD_5V5_OUT...
  • Page 22 All manuals and user guides at all-guides.com...
  • Page 23 All manuals and user guides at all-guides.com...
  • Page 24 All manuals and user guides at all-guides.com...