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56HM66 - Nexicore Services

1. IC81 LL NNNM L870 A e71 NU TEM2011AH FR105 FL 125V_690mA 12 Lr Eus e un 0881 ICB1C C871 MTZJ16B A C881 50V56uF 50 0 01 MTZJ16B L873 0873 C829 D812 RBOBST 60 T B16V0 22 MTZJ9 1C 1257 TLN3515AH D i oN o 9 20V lt L804 20v gt 2 6 2011 j D8738 no xb R873 L Wem Sk 850 0 01 0801 C873 C874 25V820uF 25V820uF 059860 1874 g 2011 presse R809 DEOR 250V4700pF T 5 1 1 2N 6R8J 23478150 250V 2A 2011 o 1 1 4 0877 i 4 548 o RBO95T 90 B S R 8 58 MEF2A SIE 8 Er 4 88 2 C822 1877 LESE F877 L887 0877 L888 M o S E i AN tle 4 L x 29 8 x 2KV820PE TEM201TAH 125V 4A TLN3515AH 25 668 TEM2128AM L CF 10000 ew Les ik s 2 86 08018 250V4700pF 5 T 2 9 C823 i R880 20 8 8 330 i 20K 0887 T 200v560u 141 l i 44 Dente 2 cem 850
2. T840 gt e Standby Power 5V 1 n HDMI IN 2 Transformer CA 45 m E 7300 SS 85 Regulator 3 3V 1 RF SW 09 5 5 E 5 T862 b pe 8881 0801 TT m A a MAIN Power IC823 lt Transformer 3 3V D1 gt a o V f _ DC DC E 33V02 5 sna CONV IC831 X S IC611 6V D gt lt A Q C 2 US MTS UR EE 20V Er AN5832SA LO E 99 5 _ V V Ed ulator 700 201 9 TC90111A TB1131F Regulator EE oe gt CARD IC803 Y Pb Pr xe ADC lt rae 866 VSB QAM CVBS C101 X ADC lt AV SW DC DC S CONV MV 3DYCS 40V 32V E x T gulator 9V lt gt 3 o 5 b N For Audio AMP e 2 gt T Alo Door SW 2 aag D850 r bc qt 2j 5 GE FAN gt STOP DE Igniter Detection Switching 5 IC115 A AFT e Boot Control LAMP DOOR ROM IS 5 Ballast lt OPEN DET V y 888 FAN STOP DET TS in P m IC100 H TC90411A PMD10
3. 12V DMD 7 12V DMD A age GND ENGINE 12V AG IH Ta C803 C803Z 59 659 GND AC275V0 1uF OPEN AC IN N 1 01 2 B6 STOP FAN STOP 0865 865 RN1404 P812 16 100 W B BSP VH NL 1 04 25 100 58 86 1 985 ST H0061 i O O 5 q 0865 ZX l 188355 17 TT W801 POWER CORD in A 23372117 F801 A OPEN A CMC 02P 5 125V6 3A 5 T802 L842 F840 TPW3589AH L841 L840 Eur ET28 502 01 TLN3481AA 250V 800mA TEM2011AH 22u BLK ET28 502 01 2 1 04 2 Q o P C 2 A A zum FO9 09A82 gag A 0899 C801 250 22 C841 0847 16V220 2 P800 TNR10V431K352 AC275V0 47u 10V2200 OESAB2 Lock 2P 41 88mm 5 AC275V0 22u R840 0r16V2200 f 6k L843 Is ry TLN3481AA L m CAN C O GH 5 0840 GJ13 LN1WBA60 9 S8 RB41 C845 OPEN 1 840 85 1 5k 50 2 2 3 5mm GAP sq sa mas puces ES MIP290 amp 77 MTZJ10A R899 AC 2 1 2W8 2M A 8 8 TO TUNER GND E as C ades B810 76004718 76005014 8 82 8 GND PLATE 95 9 78 78 5 5 lt n 0848 0842 MTZJ10A 63 0 10 0842 7 1 0841 i MTZJ4 7B MTZJS 6C C815 CD95 B2GA471KYGS
4. 1 ENGINE 2 3 AC ENGINE BALLAST Power Supply Voltage Chart P811A E Stand By Always On Fuse OPTIC ENGINE F899 120vac POD FAN 2 3 AUDIO GND 1 gt gt 1 AUDIO_GND AUDIO 3 AUDIO 21 TOSHIBA Video Signal Paths Analog TV Micro Back AV Board i SP 38 P mmm CVBS gt a gt 22 TOSHIBA Audio Signal Paths Analog CN70 Board Tuner 51 A_Spk_R L_ATV 21 5 From Audio pAmp 313 14 1 Spk L 9 o 3 9 lt Signal Paths pe To Monitor Out 23 TOSHIBA Audio Signal Paths Digital Micro Back AV Board i L L i i E i From Audio OpAmp 1 313 i i i Y i 5 O oov Digital Audio Signal Paths From Audio OpAmp 313 6 gt mammam i HDMI 1 amp 2 24
5. MET31 0332 23165495 TERMINAL EARTH MET31 0332 23165495 TERMINAL EARTH MET31 0332 76503508 MT PLA PCX2 337 11474 76503507 PLASTIC FILM AC275V 0 22UF 76503506 PLASTIC FILM AC275V 0 1UF 76092565 CERAMIC DISC AC250V B 470PF K 76092565 CERAMIC DISC AC250V B 470PF K 76092281 CERAMIC DISC AC250V E 4700PF 76092281 CERAMIC DISC AC250V E 4700PF 76092565 CERAMIC DISC AC250V B 470PF K 76073217 ELECTROLYTIC 200V 560UF M 76092343 CERAMIC DISC 2KV 680PF K 76092344 CERAMIC DISC 2KV 820PF K 76092339 CERAMIC DISC 2KV 330PF K 76109472 CERAMIC CHIP 50V B 4700 76829563 PLASTIC FILM 400V 0 056UF J 76092337 CERAMIC DISC 2KV 220PF K 76214102 CERAMIC DISC 500V B 1000PF 76092179 CERAMIC CHIP 25V B 0 22UF 76092463 CERAMIC CHIP 16V 0 22UF 76285104 CERAMIC CHIP 50V B 0 1UF 76285104 CERAMIC CHIP 50V B 0 1UF 76678229 ELECTROLYTIC 200V 2 2UF 76503053 PLASTIC FILM 63V 1UF J 76214103 CERAMIC DISC 500V B 0 01UF 76073089 ELECTROLYTIC 50V 47UF 76679220 ELECTROLYTIC 250V 22UF M 76073097 ELECTROLYTIC 10V 2200UF M 76503041 PLASTIC FILM 63V 0 1UF J 76092333 CERAMIC DISC 2KV 100PF K 76669229 ELECTROLYTIC 50V 2 2UF M 76073039 ELECTROLYTIC 16V 220UF M 76073217 ELECTROLYTIC 200V 560UF 76073217 ELECTROLYTIC 200V 560UF 76092281 CERAMIC DISC AC250V E 4700PF 76073082 ELECTROLYTIC 50V 2 2UF M 3A 76503053 PLASTIC FILM 63V 1UF J 76092730 CERAMIC CHIP 16V
6. 0855 D NM POWER 2 B6 KTC4075Y RTK PA 0856 Em 15k 4075 R832 10k LIVE AREA UOTA POWER 1 21 MAIN PE003281 3 4 5 6 25 O CS TO 0024 REGULATOR 1 4 CONNECTOR PE0033A1 1 7 20V P823A P823B pO 1 B7 2 D6 12 SIG s 1 7 31 31V L871 Nm GND p TEM2130AM O l UO2A REGULATOR 1 4 CONNECTOR PE0033A1 1872 P822A gt P822B TEM2130AM 2 C6 50 879 4 FAN STOP 1 4 la 3 t 1 C7 2 E6 os L890 1 B7 1 POWER 8P CONNECTOR S 822 35 SS 35 38 BS rir 003 BACK AV 1 6 CONNECTOR PE0034A1 P831A gt P831B P831A B3P VH 1 87 10 GN AUDIO GND NC AUDIO Vcc 1 87 AUDIO 1 07 12 DMD WOO
7. 25 4081 Q R803 76011221 CHIP 1 20W 220 OHM J R807 76011822 CHIP 1 20W 8 2K OHM J R808 76552560 OXIDE METAL FILM 1 2W 56 OHM J R809 76321689 OXIDE METAL FILM 1 2W 6 8 OHM J R810 76382330 OXIDE METAL FILM 33 OHM J R811 76552101 OXIDE METAL FILM 1 2W 100 OHM J R812 76552390 OXIDE METAL FILM 1 2W 39 OHM J R813 76366220 CARBON FILM 1 6W 22 OHM J R815 76552100 OXIDE METAL FILM 1 2W 10 OHM J R816 76366102 CARBON FILM 1 6W 1K OHM J R817 76871473 CHIP 1 8W 47K OHM J R818 76871473 CHIP 1 8W 47K OHM J R819 76871473 CHIP 1 8W 47K OHM J R821 76383473 METAL FILM 2W 47K OHM J R824 76871473 CHIP 1 8W 47K OHM J R825 76871473 CHIP 1 8W 47K OHM J R826 76871473 CHIP 1 8W 47K OHM J R827 76871473 CHIP 1 8W 47K OHM J R828 76871473 CHIP 1 8W 47K OHM J R829 76871473 CHIP 1 8W 47K OHM J R830 76011332 CHIP 1 20W 3 3K OHM J R831 76011102 CHIP 1 20W 1K OHM J R832 76011103 CHIP 1 20W 10K OHM J R833 76011103 CHIP 1 20W 10K OHM J R834 76011332 CHIP 1 20W 3 3K OHM J R835 76011153 CHIP 1 20W 15K OHM J R836 76011153 CHIP 1 20W 15K OHM J R840 76552562 OXIDE METAL FILM 1 2W 5 6K OHM J R841 76011152 CHIP 1 20W 1 5K OHM J R851 76383104 OXIDE METAL FILM 2W 100K OHM J R852 76011822 CHIP 1 20W 8 2K OHM J R853 76011822 CHIP 1 20W 8 2K OHM J R854 76871105 CHIP 1 8W OHM J R855 76871105 CHIP 1 8W 1M OHM J 8856 76871105 CHIP 1 8W 1M OHM J R857 76871105 CHIP 1 8W OHM J 8858 76011124 CHIP
8. hole pins and on PCBs as the level of heat required to melt lead free solder is high SAFETY INSTRUCTION WARNING Before servicing this chassis read the Safety Precaution and Product Safety Notice instructions below Safety Precaution WARNING Servicing should not be attempted by anyone unfamiliar with the necessary precautions on this receiver The following are the necessary precautions to be observed before servicing this chassis 1 isolation transformer should be connected in the power line between the receiver and the AC line before any service is performed on the receiver 2 Always disconnect the power plug before any disassembling of the product It may result in electrical shock 3 When replacing a chassis in the cabinet always be certain that all the protective devices are put back in place such as nonmetallic control knobs insulating covers shields isolation resistor capacitor network etc 4 Always keep tools product components etc away from children as these items may cause injury 5 Depending on the model use an isolation transformer or wear suitable gloves when servicing with the power on Disconnect the power plug to avoid electrical shock when replacing parts In some cases alternating current is also impressed in the chassis so electrical shock is possible if the chassis is contacted with the power on 6 Always use the replacement parts specified for the particular model when making repairs T
9. sharp edges or pinch points Place the used lamp unit in the empty box from the new unit Keep the lamp unit out of reach of children and pets Dispose of the used lamp unit by the approved method for your area NOTE The lamp unit contains mercury Disposal of mercury may be regulated due to environmental considerations For disposal or recycling information contact your local authorities or the Electronic Industries Alliance www eiae org TOSHIBA Front Bezel Removal 1 Remove 7 Screws from cabinet Back 2 Remove Front Plate 3 Remove 2 Screws TOSHIBA TOSHIBA 4 Pull front Bezel up then out LIGHT ENGINE REPLACEMENT 1 Remove the back cover 2 Remove the lamp cover by removing screws 1 2 and 3 Remove the LVDS and POWER cables LVDS Cable R5TC609Y2778A 4 5 Remove the door SW unit by unscrewing as shown below LU LII team 6 Disconnect the ballast cable and remove the ballast unit from the retaining clips 1 4 st Cable vA S 4 X a icu 7 Remove the light engine Reassemble the light engine by following steps 1 7 in reverse Lamp Fan Replacement 1 Remove screws 1 2 and 3 securing the lamp fan cover and remove the lamp fan cover 10 2 Remove the Ballast Fan cable 1 and Lamp Fan cable 2 3 Remove the 2 screws securing the Lamp f
10. 0 01 E 1878 T 50v470u ae 76073217 B4700p R808 TEOO TTA ANN 1 2R56 220 17 0890 C888 R879 158955 17 22K AW 5 AW n 3 2 86 R817 R818 R819 R812 1 8W47k 1 8W47k 1 8WA7k 1 2839 VY 0878 L875 B25VU 1 KTC4075Y RTK TEM2011AH R813 R811 1 6P22 1 2R100 C825 D891 2 B6 PP 400V56n J 0875 189355 17 t 1H EW 24_ F875 L885 L880 OVEA 40 TEM2129AM D813 L805 RB10 TED 2 ALO1Z TEM2011AH 1W 33 mm 12V_SIG 2 D6 Ki 6875 an 289304 i En PO 16V1000u TLN3515AH 12V DM pt 2V 2 86 L876 L882 C835 2011 2128 50V 47u R881 C885 22k cess B25vo 1 A B25V0 1 16 100 T862 C889 C891 TiNGSSB S 50V 22u 16V330uF R882 0876 AM 2 86 TORO TOYS RS L 2 POWERSTGDET 2 6 10k 4 T 4 4 185355 17 C879 d 50 4 7 R816 R831 1 6P1k B 552 AW NMW R888 cere ik 1 7887 0870 2 9 p 188356 17 A t 0862 R886 TLP421F G 2 D 0870 1k NJM431L R885 5 Q i B898 B899 DS GND PLATE GND PLATE CDB5 E2GA102MYGS m 896 GND PLATE petat m c E EN AC_INLN DLSSD1 0 M 0 25W 23146590 23146591 0895 ES 185355 1 2 6 2 C6 i o R830 3 3k Orge mem
11. 00 Lamp Fan Vcc Ctrl o5 O 9 C W Vcc Ctr Q Reg _ Thermo i 5 lee 1300 L i gt gt gt gt gt D gt _ Color sengol See Ao 5 E 0313 L R Monitor out e gt gt ActivcFilter Wheel 9 PCM1754DBQR E UART E m ws C 5 a IIC Bus TA8216HQ ou DDP3021 Interface C118 Spread IC110 111 Audio Processor gt gt lt 1 pos NJW1180AFP1 Le DMD Interface EEPROM SDRAM System Clock PWM E a VCXO IC117 LVDS LVDS no ipt Fr Out uj gt SPO B DAD2000 ht Q Smooth Picture Service Connector Circuit ug m for S W Update 20 LR 56HM66 Wiring Diagram POWER SUPPLY POWER UNIT REGULATOR PCB TV MICRO PCB DIGITAL TUNER Fuse 20 20vdb Fuses F871 32v F873 20v F877 Audio Vcc F875 112v BALLAST POWER KEYBOARD FBA0 571 F801 120vac POWER 3 3 POWER KEY LAMP DOOR 3 6v 4 4 LAMP DOOR 120vac AC ENGINE 1 3 120 ENGINE 3 9
12. 021 FILTER LF LH28V 5MH 3 2A ET28 502 01 T810 75002020 TRANSFORMER CHOKE ST H0061 T840 75002018 TRANSFORMER TPW3589AH T862 75002019 TRANSFORMER CONVERTER TPW3588AS 001 75002005 PC BOARD ASSY PE0032B1 POWER UO1B 75002006 PC BOARD ASSY PE0032B2 BALLAST POWER UO1C 75002007 PC BOARD ASSY PE0032B3 REMOTE EYE UO1D 75002008 PC BOARD ASSY PE0032B4 SIDE AV INPUT UO1E 75002009 BOARD ASSY PE0032B5 KEY SWITCH 720P 06MODEL UO1F 75002010 PC BOARD ASSY PE0032B6 DOOR SWITCH U01G 75002011 PC BOARD ASSY PE0032B7 LED 720P 06MODEL 002 75002014 BOARD ASSY PE0033A1 REGULATOR U02B 75002015 PC BOARD ASSY PE0033A2 TV MICRO 003 75002016 BOARD ASSY PE0034A1 BACK U04 75004946 PC BOARD ASSY PE0043A1 HM66 SEINE 005 75002876 PC BOARD ASSY 0044 1 D TUNER DLP FPD V701 75007110 LAMP UNIT SERVICE Y66 LMA W080 75002043 CABLE FFC 24PIN 1 0MM 130MM W801 23372117 POWER CORD U C 125V10A HSV 5 CMC 02P 5 WVO1 75004853 CABLE LVDS Y101 75002058 MANUAL OM INSTALLATION E F Y102 75002057 MANUAL OPERATING ENGLISH FRENC Y912 75002040 REMOCON HAND UNIT CT 90251 Y913 23306614 REMOCON BLASTER GLINK 57H93 32 TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN
13. 0856 REST 188355 TE17 1 B7 2 12V SIG pet A i gl gt R834 22274 8835 DC12V 23146584 23146587 1 C7 e pce 516 2 86 0858 KTC4075Y RTK KTC4075Y RTK gt OOO ior PLUG 5mm 10k UO1B BALLAST POWER 032 2 P807A gt P807B UO1A POWER 272 AC INPUT amp STANDBY 2 1 2 3 4 5 6 7 8 LIVE AREA TO 002 REGULATOR 1 4 CONNECTOR 1 B243 VF1A00016500 P880A P880B P805 5 PLUG 4P 5 QO R851 0860 1852 2R100k n Bok TLP421F GA ba TEM2121M e 2 We h B k e rm r e a e C 2 bos 2 C DSSB60 i 6855 d 27 AC DET casa 8860 9 5 NN R869 C857 50 2 2 33K 10k 0 1uF 9 1856 DBSOA 1 8W47k R863 DOOR_CON2 TLN3481AA 23478150 neos M 1k one So0vs60u MEE KTC4075Y RTK 83k D Pa eet C L857 5 52 R826 R855 R857 0851 TLN3481AA 0 6 76073217 16073233 F 1 8WATk 4M 4M MABOG2 M O i 0850 5 flo T R827 R85
14. 1 20W 120K OHM J R859 76011223 CHIP 1 20W 22K OHM J R860 76011333 CHIP 1 20W 33K OHM J 31 Location Descripion R861 76011823 CHIP 1 20W 82K OHM J R862 76011103 CHIP 1 20W 10K OHM J R863 76011102 CHIP 1 20W 1K OHM J R864 76011103 CHIP 1 20W 10K OHM J R865 76011333 CHIP 1 20W 33K OHM J R866 76011332 CHIP 1 20W 3 3K OHM J R867 76998333 CHIP 1 16W 33K OHM R869 76011103 CHIP 1 20W 10K OHM J R870 76011102 CHIP 1 20W 1K OHM J R871 76382122 OXIDE METAL FILM 1W 1 2K OHM J R873 76552152 OXIDE METAL FILM 1 2W 1 5K OHM J R875 76011472 CHIP 1 20W 4 7K OHM J R876 76011103 CHIP 1 20W 10K OHM J R877 76011473 CHIP 1 20W 47K OHM J R878 76011103 CHIP 1 20W OHM J R879 76011223 CHIP 1 20W 22K OHM J R880 76011223 CHIP 1 20W 22K OHM J R881 76011223 CHIP 1 20W 22K OHM J R882 76011153 CHIP 1 20W 15K OHM J R883 76011102 CHIP 1 20W 1K OHM J R884 76011471 CHIP 1 20W 470 OHM J R885 76998332 CHIP 1 16W 3 3K OHM R886 76998223 CHIP 1 16W 22K OHM R887 76998222 CHIP 1 16W 2 2K OHM R888 76011102 CHIP 1 20W 1K OHM J R889 76011102 CHIP 1 20W 1K OHM J R890 76011223 CHIP 1 20W 22K OHM J R899 76004718 METAL GLAZE 1 2W 8 2M OHM J S810 23344522 SWITCH SPVF11 SP661 75002024 SPEAKER ASSY SPK 1488AO SP662 75002024 SPEAKER ASSY SPK 1488AO SR81 23146590 RELAY DLS5D1 O M 0 25W SR82 23146584 RELAY DC12V TV5 DG 3 T801 75002021 FILTER LF LH28V 5MH 3 2A ET28 502 01 T802 75002
15. 4 R856 S 862 OPEN P807B p 1 8WA7k 1M 1M ie 10k PLUG 5mm 0 6 casi C854 amp Ree 8 200 8828 631 0 400K UO1A POWER 2 2 INPUT 8 STANDBY 03281 ems P807B 4829 2121 1 8W47k poon cow L855 NC TEM2121M 0 1uF GJ50 PN OPEN poon_coNi cC oq P902A p C856 L850 A 3P CONNECTOR 5 PP 630vi0n J 2014 BALLAST E 5 T p cru F899A o 1851 TEM2014AA TO UO1D SIDE AV PE0032B4 DOOR SWITCH PE0032 P902A P902B GJ51 OPEN UO1B BALLAST POWER PE0032B2 27 A100 A110 A201 A205 A235 A333 A338 A621 A811 B810 B896 B898 B899 C801 C802 C803 C807 C808 C813 C814 C815 C820 C821 C822 C823 C824 C825 C826 C827 C828 C829 C830 C831 C832 C833 C834 C835 C840 C841 C842 C843 C845 C848 C850 C851 C852 C853 C854 C855 C856 C857 C858 C865 C870 C871 C872 C873 C874 Description 75002252 BASE ASSEMBLY 75002253 CABINET RACK CENTER DIVIDER ASSY 75002255 CABINET RACK BEZEL ASSY 75002254 CABINET RACK BACK COVER PROP 75002051 SPK GRILLE COVER 75002050 AV MOUNT ASSY 75002052 PIECE AV BUTTONS 23717443 SCREW SCREW AV BOARD ECO 75002133 CENTER PARTITION 23165495 TERMINAL EARTH MET31 0332 23165495 TERMINAL EARTH
16. 50 DIODE ZENER MTZJ9 1A 23357893 DIODE ZENER MTZJ27C 23357905 DIODE ZENER MTZJ36C 23357893 DIODE ZENER MTZJ27C 23357511 DIODE AGO1A 23357852 DIODE ZENER MTZJ9 1C 23357512 DIODE AL01Z 23362046 DIODE LN1WBA60 4101 23357838 DIODE ZENER MTZJ5 6C 23357831 DIODE ZENER MTZJ4 7B 23357366 DIODE FR105 B5 23357684 DIODE ZENER RD3 0ESA B2 23357684 DIODE ZENER RD3 0ESA B2 23357853 DIODE ZENER MTZJ10A 23357853 DIODE ZENER MTZJ10A 23362200 DIODE D5SB60 7009F07 23717240 SCREW 23357745 DIODE ZENER MA8056 M 23357703 DIODE 155355 23357703 DIODE 155355 23357703 DIODE 155355 23357703 DIODE 155355 23357366 DIODE FR105 B5 23362197 DIODE SCHOTTKY RBO85T 60 23717240 SCREW 75002031 DIODE FMW 24L 23717240 SCREW 23362210 DIODE SCHOTTKY RBO95T 90 23717240 SCREW 23357703 DIODE 155355 23357874 DIODE ZENER MTZJ16B 23357874 DIODE ZENER MTZJ16B 23357703 DIODE 155355 23357703 DIODE 155355 76019485 VARISTOR TNR10V431K 23358619 DIODE LED SLA580BCT 23311148 LAMP YELLOW SLI 580YT 23358602 DIODE LED RED GRN SPR 54MVWFLMN 23144318 FUSE CARTRIDGE 125V 6 3A 5 2X20 29 Location Descrpion F801A 23165433 FUSE HOLDER 5 2 F820 23144378 FUSE RADIAL LEAD SUB MINIATUR 250V 2A F840 23144374 FUSE RADIAL LEAD SUB MINIATUR 250V 800 F871 23144707 FUSE AXIAL 125V 0 63A F873 23144715 FUSE CARTRIDGE 5 2X20 125V F875 23144715 FUSE CARTRIDGE 5 2X20 125V F87
17. 7 23144714 FUSE AXIAL 125V 4A F899 23144326 FUSE CARTRIDGE 250V 2A 5 2X20 F899A 23165433 FUSE HOLDER 5 2 IC81 75002037 IC STR Z4316 LF1503 IC840 23135038 IC MIP2900MPSCF K271 75002250 OPTICAL ENGINE 95 L7003G002 K501 75002251 SCREEN 56K6M LENTI SHEET K502 23311157 SCREEN SCREEN56K5NF K601 75002249 MIRROR 56G6M3 L803 23103302 FERRITE CHOKE TEM2011AH L804 23103302 FERRITE CHOKE TEM2011AH L805 23103302 FERRITE CHOKE TEM2011AH L840 23289996 COIL PEAKING TRF4220AF L841 23103302 FERRITE CHOKE TEM2011AH 1842 23248386 COIL CHOKE TLN3481AA 1843 23248386 COIL CHOKE TLN3481AA 1850 23103307 FERRITR CHOKE TEM2014AA L851 23103307 FERRITR CHOKE TEM2014AA L852 23103828 INDUCTOR BEAD TEM2121M L853 23103828 INDUCTOR BEAD TEM2121M L854 23103828 INDUCTOR BEAD TEM2121M L855 23103828 INDUCTOR BEAD TEM2121M L856 23248386 COIL CHOKE TLN3481AA 1857 23248386 COIL CHOKE TLN3481AA 1870 23103302 FERRITE CHOKE TEM2011AH L871 23103887 INDUCTOR CHIP BEAD TEM2130AM L872 23103887 INDUCTOR CHIP BEAD TEM2130AM L873 23103302 FERRITE CHOKE TEM2011AH L874 23103302 FERRITE CHOKE TEM2011AH L875 23103302 FERRITE CHOKE TEM2011AH L876 23103302 FERRITE CHOKE TEM2011AH L877 23103302 FERRITE CHOKE TEM2011AH L878 23103302 FERRITE CHOKE TEM2011AH L879 23103887 INDUCTOR CHIP BEAD TEM2130AM L880 23103886 INDUCTOR BEAD TEM2129AM L881 23103886 INDUCTOR BEAD TEM2129AM L882 23103885 INDUCTOR CHIP BEAD 3A 220H
18. B 0 1UF 76820103 PLASTIC FILM 630V 0 01UF J 76092730 CERAMIC CHIP 16V B 0 1UF 76092730 CERAMIC CHIP 16V B 0 1UF 76073038 ELECTROLYTIC 16V 100UF M 76092178 CERAMIC CHIP 25V B 0 1UF 76073197 ELECTROLYTIC 50V 56UF M 76092178 CERAMIC CHIP 25V B 0 1UF 76073171 ELECTROLYTIC 25V 820UF 76073171 ELECTROLYTIC 25V 820UF M 3A 28 C875 C876 C877 C878 C879 C881 C883 C884 C885 C886 C887 C888 C889 C891 C892 C898 C899 D801 D801B D805 D806 D809 D810 D811 D812 D813 D840 D841 D842 D843 D846 D847 D848 D849 D850 D850B D851 D855 D856 D865 D870 D871 D873 D873B D875 0875 0877 D877B D879 D881 D882 D890 D891 D899 DB81 DB82 DB83 F801 Description 76073155 ELECTROLYTIC 16V 1000UF M 3A 76073155 ELECTROLYTIC 16V 1000UF M 3A 76073205 ELECTROLYTIC 50V 470UF M 76073035 ELECTROLYTIC 16V 22UF M 76073084 ELECTROLYTIC 50V 4 7UF M 76109103 CERAMIC CHIP 50V B 0 01UF 76109103 CERAMIC CHIP 50V B 0 01UF 76092178 CERAMIC CHIP 25V B 0 1UF 76092178 CERAMIC CHIP 25V B 0 1UF 76092178 CERAMIC CHIP 25V B 0 1UF 76109103 CERAMIC CHIP 50V B 0 01UF 76073087 ELECTROLYTIC 50V 22UF M 76073087 ELECTROLYTIC 50V 22UF 76073152 ELECTROLYTIC 16V 330UF M 76073038 ELECTROLYTIC 16V 100UF M 76092178 CERAMIC CHIP 25V B 0 1UF 76092567 CERAMIC DISC AC250V E 1000PF M 23362200 DIODE D5SB60 7009F07 23717240 SCREW 233578
19. LED flashes 15 times before both go out and restart again Power Does Not Cycle Change Regulator PCB 9 Volts at Capacitor CS110 Is POD Fan Running 6 Volts at Pin Yes 18 of PB90 Yes vdc at PB90 Change Digital N Yes Others Off Yes No 9 Volts at Capacitor CS110 Are the Opt Engine Fans Running Change Regulator Yes PCB or POD Fan Yes Location PCB Change Optic Engine 5 0 Volts at 504 Pin 4 Check F840 and Power Supply Yes PB80B Regulator 3 Volts at PB80B Pin 19 and 20 20 Volts at P823B Pin 3 Check F873 and Power Supply 12 Volts at P823B Pin 6 ves Yes Na Change TV Micro PCB Check F875 and Power Supply BLOCK DIAGRAM
20. M L883 23248442 COIL CHOKE TLN3515AH L884 23103885 INDUCTOR CHIP BEAD 3A 220HM L885 23289979 COIL PEAKING TRF4100AZ L886 23248442 COIL CHOKE TLN3515AH L887 23248442 COIL CHOKE TLN3515AH L888 23103885 INDUCTOR CHIP BEAD 3A 220HM 1889 23103887 INDUCTOR CHIP BEAD TEM2130AM L890 23103887 INDUCTOR CHIP BEAD TEM2130AM P800 23713702 PLUG 2P 11 88 W VT P805 23164965 PLUG W P3504 02 P811A 23713713 PLUG 2P 3 96MM VH P812 23713910 CONNECTOR B5P VH LF P822A 23713759 PLUG 8P 2 5MM B8B EH F1 TV4 P823A 23713911 CONNECTOR CONNECTOR B6P VH LF SN P831A 23713908 CONNECTOR B3P VH LF SN 30 Location P880A 23713755 PLUG 2 5MM B4B EH F1 TV4 P902A 23713754 PLUG 2 5MM 1 4 Q001 75002038 DC FAN 2806KL 04W B39 B02 Q842 23000823 PHOTO COUPLER TLP421F GR Q850 23205506 TRANSISTOR 25 4081 Q Q851 23205507 TRANSISTOR 25 1576 Q Q852 23205506 TRANSISTOR 25 4081 Q 0855 23205506 TRANSISTOR 25 4081 Q 0856 23205506 TRANSISTOR 25 4081 Q 0857 23205506 TRANSISTOR 25 4081 Q 0858 23205506 TRANSISTOR 25 4081 Q 0860 23000823 PHOTO COUPLER TLP421F GR Q862 23000823 PHOTO COUPLER TLP421F GR Q865 23205329 TRANSISTOR RN1404 F Q870 23085389 IC NJM431L Q875 75002026 TRANSISTOR 259304 Q876 23205506 TRANSISTOR 25 4081 Q Q877 75002025 TRANSISTOR 2SJ668 Q Q878 23205506 TRANSISTOR
21. TOSHIBA SERVICE MANUAL Projection Television 56HM66 Rev 1 For Technical Bulletins Technical Tips or other information regarding the service of this model visit the Toshiba America Consumer Products National Service Division website at www7 toshiba com This 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 refer to GREEN PRODUCT PROCUREMENT and LEAD FREE SOLDER TOSHIBA CORPORATION 2008 IMPORTANT NOTICE WARNING Do not modify or alter the information or data provided herein without prior written consent by Toshiba Toshiba shall not be liable to anybody for any damages losses expenses or costs if any incurred in connection with or as a result of such modification or alteration THE INFORMATION OR DATA HEREIN SHALL BE PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED WARRANTY OF MERCHANT ABILITY AND FITNESS FOR A PARTICULAR PURPOSE Toshiba shall not be liable for any damages losses expenses or costs if any incurred in connection with or as a result of use of any information or data provided herein GREEN PRODUCT PROCUREMENT The EC is actively promoting the WEEE amp RoHS Directives that define standards for recycling and reuse of Waste Electrica
22. ach the lamp unit door making sure to insert the hooks on the left side of the door inside the opening in the TV cabinet Insert the hooks inside the TV cabinet opening Lamp unit door 8 Replace the door screw and tighten using a manual screwdriver NOTE Make sure the lamp unit door is installed securely otherwise the TV may not turn on Hand tighten using a manual screwdriver Lamp unit door 9 Plug in the power cord and turn on the TV After the initial warm up period which may take several seconds for full picture brightness the TV should operate normally If any of the following conditions exist turn off the TV unplug the power cord and repeat steps 1 9 to ensure that the lamp unit and lamp unit door are installed correctly No picture e Dark picture e TV will not turn on NOTE If after repeating steps 1 9 the problem still exists In the U S call TACP Consumer Solutions at 1 800 631 3811 In Canada locate the nearest Toshiba authorized service depot by directing your web browser to www toshiba ca click Home Entertainment and then click Support Disposing of the Used Lamp Unit CAUTION Always handle the lamp unit with care The lamp unit in this TV was designed for safe replacement by consumers however if the lamp unit is subjected to intentional or accidental abuse such as excessive mechanical abuse or handling by children or pets the unit may break exposing
23. an and remove the lamp fan 4 Remove the 4 rubber corners from the old lamp fan and place them on the new lamp fan 5 Assemble the new fan to the light engine by following steps 1 4 in reverse 11 DMD Fan Replacement 1 Remove the DMD Fan cable 2 Remove the DMD Fan casing by removing screws 1 2 and 3 3 Remove the 2 screws securing the LVDS connector 12 4 Remove the DMD shield case by removing screws 1 and 2 v 5 6 Assemble the new DMD fan by following steps 1 5 in reverse Ballast Fan Replacement 1 Remove the retaining pins from the fan 13 2 Replace the Ballast Fan 3 Fixthe Ballast Fan with two pins Thermostat Breaker Replacement 1 Disconnect the thermostat lead wires 14 2 Replace the Thermostat Breaker by removing the retaining screw Thermostat Breaker is secured by 2 screws in some production units 3 Reconnect the thermostat lead wires 15 TOSHIBA Troubleshooting Flowchart 2006 DLP Lamp Fails To Start Chart 1 Lamp fails to light Power the Set On using the power button s a Power Relay Click heard Repair Chassis Power Supply and or System No Yes any of the LED s light or blink Yes M e Select LED Blink Sequence after pressing the Power Button Unit is Working OK Yes YELLOW 1 2 secon
24. art ON Waiting to re light the lamp Lamp wont light Open Lamp door Fan Stop Detection Light Engine Fan Stop Detection POD ion POD Fan Stop Detection Ballast BUS Error blinking Color wheel stop blinking Abnormal temperature in Fast Thermo Sensor blinking Seine Booting SLEEP TIMER Replacing the Lamp Unit WARNING RISK OF ELECTRIC SHOCK TO REDUCE THE RISK OF ELECTRIC SHOCK NEVER REMOVE TV COVERS EXCEPT AS SPECIFIED HEREIN REFER ALL SERVICING NOT SPECIFIED IN THIS MANUAL TO QUALIFIED SERVICE PERSONNEL Failure to follow this WARNING may result in death or serious injury The light source for this TV is a mercury lamp with internal atmospheric pressure that increases during use The lamp has a limited service life that varies depending on product use and user settings As is generally the case with all projection TVs that use projection lamps as a light source the brightness of the lamp in this TV may vary somewhat over the expected service life and will generally decrease over time Because of the many variables that can affect the useful service life of the lamp your experience may vary from other users If you use the lamp beyond its service life you may notice a reduction in the colors and or brightness of the picture The strength of the quartz glass in the lamp will be reduced and the lamp may rupture often making a loud noise when this happens If the lamp ruptures the TV will not operate unti
25. d blink BLUE Solid RED Off Trying to Light the Lamp Chassis will try Did Lamp Light this cycle about 8 times within 8 Cycles YELLOW Solid BLUE Off RED Off Lamp door is OPEN Check Lamp Door Switch and Cables between the Switch and Chassis YELLOW Solid Off The lamp has failed to light after 8 attempts 5 second blink Inspect Lamp Assy Substitute Lamp YELLOW Off BLUE Off One of the Optical Engine Fans Has Stopped RED 5 second blink Lamp Defective Yes YELLOW Off BLUE 1 second blink BUS Line Error Refer to Chart 4 RED Off N Replace LAMP YELLOW Off POD Fan Has Stopped BLUE Solid Lamp will still light but has error Indication on GREEN 5 second blinks Screen UNKNOWN Sequence or No Sequence Refer to Chart 4 Go To Chart 2 16 TOSHIBA Troubleshooting Flowchart 2006 DLP Lamp Fails To Start Chart 2 From Chart 1 Unplug the TV from AC and remove the back cover We Remove 2 screws 3 5 holding the optic engine in place m p 1 and slide back to gain access Re Apply AC and Power the set on using the power button See Footnote 1 5 Therma Sensor across 2805 Open2 Does the Colo Wheel Start present across P811A Check Ribbon Cable from Check for 5vdc on the Color Wheel to the pin 3 of plug CN3 Pin 1 Black DMD For
26. he parts used in products require special safety characteristics such as inflammability voltage resistance etc therefore use only replacement parts that have these same characteristics Use only the specified parts when the mark is indicated in the circuit diagram parts list 7 Part mounting and wire routing should be the same as that used originally For safety purposes insulating materials such as isolation tubes or tape are sometimes used and printed circuit boards are sometimes mounted floating Also make sure that wiring is routed and clamped to avoid parts that generate heat or use high voltage Always follow the manufactures wiring routes dressings 8 Always ensure that all internal wirings are in accordance before re assembling the external casing after a repair is completed Do not allow internal wiring to be pinched by cabinets panels etc Any error in reassembly or wiring can result in electrical leakage flame etc and may be hazardous 9 NEVER remodel the product in any way Remodeling can result in improper operation malfunction electrical leakage or flame which may be hazardous 10 Always perform an AC leakage current check on the exposed metallic parts of the cabinet such as antennas terminals screw heads metal overlays control shafts etc to be sure that the set is safe to operate without any danger of electrical shock before returning the set to the customer 11 To check leakage current After com
27. l and Electronic Equipment and for the Restriction of the use of certain Hazardous Substances From July 1 2006 the RoHS Directive will prohibit any marketing of new products containing the restricted substances Increasing attention is given to issues related to the global environmental Toshiba Corporation recognizes environmental protection as a key management tasks and is doing its utmost to enhance and improve the quality and scope of its environmental activities In line with this Toshiba proactively promotes Green Procurement and seeks to purchase and use products parts and materials that have low environmental impacts Green procurement of parts is not only confined to manufacture The same green parts used in manufacture must also be used as replacement parts LEAD FREE SOLDER WARNING This product is manufactured using lead free solder as a part of a movement within the consumer products industry at large to be environmentally responsible Lead free solder must be used in the servicing and repair of this product The melting temperature of lead free solder is higher than that of leaded solder by 86 F to 104 F 30 C to 40 C Use of a soldering iron designed for lead based solders to repair product made with lead free solder may result in damage to the component and or PCB being soldered Great care should be made to ensure high quality soldering when servicing this product especially when soldering large components through
28. l the lamp unit is replaced CAUTION Always handle the lamp unit with care The lamp unit in this TV was designed for safe replacement by consumers however if the lamp unit is subjected to intentional abuse such as excessive mechanical abuse or handling by children or pets the unit may break exposing sharp edges or pinch points WARNING RISK OF ELECTRIC SHOCK TO REDUCE THE RISK OF ELECTRIC SHOCK NEVER REMOVE TV COVERS EXCEPT AS SPECIFIED HEREIN REFER ALL SERVICING NOT SPECIFIED IN THIS MANUAL TO QUALIFIED SERVICE PERSONNEL Failure to follow this WARNING may result in death or serious injury 1 Turn off the TV and unplug the power cord WARNING Eye damage may result from directly viewing the light produced by this lamp Always turn off the TV and unplug the power cord before opening the lamp unit door CAUTION HOT SURFACE Touching the lamp before it has cooled will result in severe burns ALLOW THE LAMP TO COOL FOR AT LEAST ONE 1 HOUR BEFORE REPLACING IT 2 Using a manual slotted screwdriver loosen the screw securing the lamp door and remove the door TV back Lamp unit door detail Loosen screw using manual screwdriver Lamp unit screws WARNING RISK OF ELECTRIC SHOCK The lamp unit door is provided with an interlock to reduce the risk of electric shock and excessive ultraviolet radiation Never defeat its purpose or attempt to service without removing the la
29. matter Board on the Ballast Plug Pin2 Brown pni Connector labeled CW Board 5 pin plug CN3 Pin3 Red OUT on Formatter Metal No Fig 1 Pin 4 Orange Shield Pin 5 Yellow Fig 1 Yes Go to Chart 3 Replacing the Light Engine under Warranty requires a concession number Is the 5vdc present Problem Resolved Yes No Replace Optical Engine Footnote 1 The Color Wheel will emit a high pitched whine when the TV Receiver is first turned on Repair Connections to be obtained from Technical Support 1 800 345 9785 17 TOSHIBA Troubleshooting Flowchart 2006 DLP Lamp Fails To Start Chart 3 From Chart 2 Using a DC Volt Meter Measure the DC Voltage at Pin 4 of Plug CN3 on the BALLAST BOARD while turning the TV Receiver On 5 pin plug See Fig 1 At the moment of Turn On Pin 4 of CN2 will momentarily go to 5vdc then low 0 then reach a steady 2 1v after several seconds Does the Voltage reach a steady 2 1vdc before cycling off and back on Note Check Diodes D1 D2 and D3 on the Ballast Module Replace Defective Light Engine Suspect Ballast Module Replacing the Light Engine under Warranty requires a concession number to be obtained from Technical Support 1 800 345 9785 18 TOSHIBA Troubleshooting Flowchart 2006 DLP Dead Does not Cycle Chart 4 A cycle is when the Blue LED goes solid then after 10 seconds the Yellow
30. mp unit door completely Failure to follow this WARNING may result in death or serious injury 4 Grasp the lamp unit handle and gently pull the lamp unit straight out of the TV Set the old lamp unit aside gt Disposing of the used lamp unit on Owners Manual NOTE Wear soft lint free gloves when replacing the lamp unit 5 NOTE Never subject the lamp unit to excessive shock Never touch the lamp unit glass or otherwise get it dirty Doing so may affect the image quality and reduce the service life of the lamp See Cleaning the lamp unit glass below CLEANING THE LAMP UNIT GLASS If you accidentally touch the lamp unit glass or otherwise get it dirty wipe it with a lint free lens cleaning cloth such as a cloth for cleaning camera lenses or eyeglasses CAUTION NEVER clean a hot lamp with any type of flammable liquid or aerosol cleaning agent Many ordinary cleaning agents such as glass cleaners contain chemicals that may be flammable at certain temperatures If the lamp unit is not allowed to cool for at least one 1 hour such chemicals may ignite 6 Using a manual Phillips screwdriver tighten the two lamp unit screws NOTE Hand tighten only Do not use an electric screwdriver Make sure the lamp unit and screws are installed securely Otherwise the TV may no turn on and the lamp life may be shortened Pa Fa 4 Lamp unit screws use manual Phillips screwdriver only 7 Reatt
31. nts having such features are identified by the international hazard symbols on the schematic diagram and the parts list Before replacing any of these components read the parts list in this manual carefully The use of substitute replacement parts which do not have the same safety as specified in the parts list may create electrical shock fire or other hazards Entering Service Mode Set VOLUME to minimum and press MUTE button twice on the remote control 1 Service Mode displa 3 While holding the MUTE button press MENU button on TV set Selecting the Adjusting Item Every pressing of CH or V button in the service mode changes the adjustment items Adjusting the Data Pressing of VOLUME Moor W button will change the value of data in the range from 00H to FFH The variable range depends on the adjusting item Exiting Service Mode Pressing POWER button to turn off the TV once LED BLINK CODES The yellow blue and red green LED lights on the TV at the bottom center of the TV indicate the TV s status as described below Note If the TV loses A C power e g a power outage occurs or the power cord is unplugged when power is restored the yellow LED will blink while the TV is booting until the remote control is usable This is normal and is not a sign of malfunction TV front LAMP POWER Yellow LED Blue LED Red Green LED POWER ON POWER OFF Standby w Quick Restart OFF IN LPS Standby w Quick rest
32. pleting the work measure the leakage current to prevent an electrical shock e Plug the AC line cord directly into a 120V AC outlet Do not use an isolation transformer for this check e Use an AC voltmeter having 5000 ohms per volt or more sensitivity in the following manner Connect 1500 ohm 10 watt resistor paralleled by 0 15 uF AC type capacitor between a known good earth ground water pipe conduit etc and the exposed metallic parts one at a time Measure the AC voltage across the combination of 1500 ohm resistor and 0 15 uF capacitor Reverse the AC plug at the AC outlet and repeat AC voltage measurements for each exposed metallic part Voltage measured must not exceed 0 3 volts rms This corresponds to 0 2 milliamps AC Any value exceeding this limit constitutes a potential shock hazard and must be corrected immediately AC VOLTMETER 0 15uF Place this probe on each exposed Good earth ground metallic part such as a water pipe conduit etc 1500 ohm 10 Product Safety Notice Many electrical and mechanical parts in this chassis have special safety related characteristics These characteristics are often overlooked in a visual inspection The protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage wattage etc Replacement parts which have these special safety characteristics are identified in this manual and its supplements Electrical compone

56HM66 - Nexicore Services

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