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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 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 SP+/-, SL+/- D001 STEPING/ DVD POWER BA5954...
- Page 3 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 DVD_DISC_IN AV1_A_IN_L DVD_DISC_OUT AV1_A_IN_R 102,102,104 MDATA0~ M DATA15...
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Page 4: Table Of Contents
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 W 5 V s t b , N 2 A 5 V d d... - Page 5 PRINTED CIRCUIT BOARDS MAIN (TOP SIDE) MAIN (BOTTOM SIDE)
- Page 6 PRINTED CIRCUIT BOARDS REMOCON (TOP SIDE) REMOCON (BOTTOM SIDE) INPUT OPERATION...
- Page 7 PRINTED CIRCUIT BOARDS HV POWER (TOP SIDE) HV POWER (BOTTOM SIDE) POWER (TOP SIDE) POWER (BOTTOM SIDE)
- Page 8 PRINTED CIRCUIT BOARDS DVD DECODER (TOP SIDE) DVD DECODER (BOTTOM SIDE) DVD OUTPUT (TOP SIDE) DVD OUTPUT (BOTTOM SIDE)
- Page 9 SCALER SCHEMATIC DIAGRAM (MAIN PCB) Location Near IC Pin. 5Vmcu C298 2.2uF CA105 AMP-Rout AMP-R AMP-R 8 BAV99 100uF R108 C176 10nF SYS_RST C299 2.2uF C149 +3.3V AMP-Lout AMP-L CA90 R201 RP23 RP24 AMP-L 8 R136 100p RP4.7KX4 RP4.7KX4 10uF AVDD_MemPLL R285 C154...
- Page 10 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+ G_TX1+ 2 DATA2- HDMI-RX1- R313 R313 G_TX1-...
- Page 11 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 PC-Rin 6 1SS355 1SS355 VD39 VD39 ST6.2N...
- Page 12 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 0.1uF 10uF 10uF 0.1uF 0.1uF 10uF 10uF...
- Page 13 POWER SCHEMATIC DIAGRAM (MAIN PCB) 5Vstb 5Vstb# TO POWER BOARD 0_0805 0_0805 VCC_5V6_IN LV1 HGL-LV6A LV1 HGL-LV6A VCC_5V6 VCC_12V_IN 5Vstb BKADJ BA05 BA05 BKLON 0_0805 0_0805 STANDBY C312 C312 C146 C146 C165 C165 C169 C169 C170 C170 C140 C140 C138 C138 C139 C139...
- Page 14 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% 1.5K_1% 3K_1% 3K_1% SW10 SW SW10 SW SW14 SW SW14 SW...
- Page 15 POWER SCHEMATIC DIAGRAM (POWER PCB) H-13 H-14...
- Page 16 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 Vin2 ISEN H-15 H-16...
- Page 17 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 100n AP1520 BOUT 120P R6 0 R3 10k...
- Page 18 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 DAC VDD3 100P 100N 100uF/10v R488 680k...
- Page 19 SDRAM / FLASH ROM SCHEMATIC DIAGRAM (DVD DECODER PCB) DV33 SD33 3.3V L238 SD33 SD33 5V/3V BA033 CB42 CE25 0.1uF 47uF/10v C47UF10V/D5H11 100uF/10v CE26 CB38 CB39 CB40 CB41 CB42 CB43 CB44 CB45 3.3V 100uF/10v 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF AA20...
- Page 20 AV OUT / MUTE / RESERT SCHEMATIC DIAGRAM (DVD DECODER PCB) CVCC-5VOUT 12VA USBM R111 R103 CB44 CB47 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 YUV[1..6] R171 GPIO_6 H SYNC USBM C73A...
- Page 21 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 DVD_5V5_OUT DVD_5V5_OUT VIP4 VIP4 VCC_5V DVD_5V5_OUT DVD_5V5_OUT VCC_5V ADIN ADIN...