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Toshiba TheaterWide 50HM66, Руководство по обслуживанию

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SERVICE MANUAL 

P

r

ojection

 Television

50HM66             

Re

v.1

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

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

Содержание TheaterWide 50HM66

Страница 1: ... 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 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 ...

Страница 2: ... of this product The melting temperature of lead free solder is higher than that of leaded solder by 86ºF to 104ºF 30ºC to 40ºC 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 sold...

Страница 3: ...the AC line cord directly into a 120V AC outlet Do not use an isolation transformer for this check Use an AC voltmeter having 5000 ohms per volt or more sensitivity in the following manner Connect a 1500 ohm 10 watt resistor paralleled by a 0 15 µF 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 t...

Страница 4: ...g the MUTE button press MENU button on TV set Selecting the Adjusting Item Every pressing of CH or button in the service mode changes the adjustment items Adjusting the Data Pressing of VOLUME or 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 3 ...

Страница 5: ...on 50HM66 56HM66 BLUE YELLOW RED GREEN VOICE MODE POWER LAMP TIMER ANNOUNCEMENT POWER ON ON POWER OFF Standby w Quick Restart OFF IN LPS Standby w Quick restart ON Blinking Waiting to re light the lamp ON Blinking Lamp won t light ON Blinking YES Open Lamp door ON YES Fan Stop Detection Light Engine Blinking YES Fan Stop Detection POD ON Blinking YES Fan Stop Detection Ballast ON Blinking YES IIC ...

Страница 6: ...ture often making a loud noise when this happens If the lamp ruptures the TV will not operate until 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 sh...

Страница 7: ...ss 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 fla...

Страница 8: ...sumer 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 ac...

Страница 9: ..._________________ 2007 Toshiba America Consumer Products LLC Page 10 of 12 SMART2006001_Version2 2 Front Bezel Removal 50HM66 50HMX96 56HM16 56HM66 56HMX96 1 Remove 7 Screws from cabinet Back 2 Remove Front Plate 3 Remove 2 Screws 4 Pull front Bezel up then out 8 ...

Страница 10: ...IGHT ENGINE REPLACEMENT 1 Remove the back cover 2 Remove the lamp cover by removing screws 1 2 and 3 3 Remove the LVDS and POWER cables 4 Unfasten the thermostat lead wires Leave the thermostat Breaker 9 ...

Страница 11: ...the ballast cable and remove the ballast unit from the retaining clips 1 4 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 ...

Страница 12: ...an cable 2 3 Remove the 2 screws securing the Lamp fan 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 ...

Страница 13: ...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 ...

Страница 14: ...D shield case by removing screws 1 and 2 5 Remove the DMD Fan by removing screws 1 and 2 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 ...

Страница 15: ...2 Replace the Ballast Fan 3 Fix the Ballast Fan with two pins Thermostat Breaker Replacement 1 Disconnect the thermostat lead wires 14 ...

Страница 16: ...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 ...

Страница 17: ...ff BLUE Off RED 5 second blink YELLOW Off BLUE 1 second blink RED Off YELLOW Off BLUE Solid GREEN 5 second blinks UNKNOWN Sequence or No Sequence Trying to Light the Lamp Chassis will try this cycle about 8 times Inspect Lamp Assy Substitute Lamp Lamp Defective No Did Lamp Light within 8 Cycles No Yes Yes Lamp door is OPEN Check Lamp Door Switch and Cables between the Switch and Chassis One of the...

Страница 18: ...Reset Thermal Sensor Change Ballast Power Supply Yes No Replace Optical Engine Unplug the TV from AC and remove the back cover Remove 2 screws holding the optic engine in place and slide back to gain access Re Apply AC and Power the set on using the power button 12v present on J11 Pins 1 2 120vac across P807B Approx 300v present across P811A No Yes Check Chassis Power Supply Yes No Yes Yes Plug CN...

Страница 19: ...____________________________________ 2007 Toshiba America Consumer Products LLC Page 4 of 12 SMART2006001_Version2 2 Replacing the Light Engine under Warranty requires a concession number to be obtained from Technical Support 1 800 345 9785 18 ...

Страница 20: ...Supply No 5 0 Volts at PB504 Pin 4 Check F840 and Power Supply No Yes Change Regulator PCB or POD Fan 9 Volts at Capacitor CS110 3 3vdc at PB90 Pin 4 No Yes Yes Change Digital PCB Yes No 6 Volts at Pin 18 of PB90 Change Regulator PCB No 3 3 Volts at PB80B Pin 19 and 20 Change TV Micro PCB Troubleshooting Flowchart 2006 DLP Dead Does not Cycle Chart 4 Is the Blue LED Solid and the Others Off Yes Ar...

Страница 21: ...S1 2 V Y C L R Ext1 2 HDMI Audio CVBS VBI 3DYCS ADC x3 ADC Y Pb Pr V L R TB1131F AV SW HDMI IN CableCARD Slot TS in Interface CableCARD IIC Bus VSB QAM Tuner OOB Tuner Analog Digital RF SW Breaker Thermal EEPROM Reg FAN STOP DET C W Vcc Ctrl Fan Vcc Ctrl Regulator Video LVTTL Video LVDS link TC90111A Slow BUS ROM Boot for S W Update Service Connector EEPROM Spectrum Spread VCXO Out LVDS FLASH NAND...

Страница 22: ...OTECT 0v 23 Î Î 23 POWER_PROTECT 0v F877 Audio_Vcc DOOR_SW 25 Î Î 25 DOOR_SW F875 12v BALLAST POWER KEYBOARD F840 5v1 P880A P880B PB93A PB93B F801 120vac 5v1 1 Î Î 1 5v1 DIGITAL PCB POWER_KEY 3 Í Í 3 POWER_KEY AC_DET 3 Í Í 3 AC_DET PB90 CN90 LAMP_DOOR 3 6v 4 Í Í 4 LAMP_DOOR 3 3vd1 4 Î Î 4 3 3vd1 P807A 3 3vd1 5 Î Î 5 3 3vd1 120vac AC_ENGINE 1 Î P807B 3 3vd1 6 Î Î 6 3 3vd1 120vac AC_ENGINE 3 Î Î 1 A...

Страница 23: ...______________________________________________________________________________ 2007 Toshiba America Consumer Products LLC Page 7 of 12 SMART2006001_Version2 2 Video Signal Paths Analog 22 ...

Страница 24: ...______________________________________________________________________________ 2007 Toshiba America Consumer Products LLC Page 8 of 12 SMART2006001_Version2 2 Audio Signal Paths Analog 23 ...

Страница 25: ...______________________________________________________________________________ 2007 Toshiba America Consumer Products LLC Page 9 of 12 SMART2006001_Version2 2 Audio Signal Paths Digital 24 ...

Страница 26: ...25 ...

Страница 27: ...26 ...

Страница 28: ...27 ...

Страница 29: ...37 CERAMIC DISC 2KV 220PF K C827 76214102 CERAMIC DISC 500V B 1000PF K C828 76092179 CERAMIC CHIP 25V B 0 22UF K C829 76092463 CERAMIC CHIP 16V B 0 22UF K C830 76285104 CERAMIC CHIP 50V B 0 1UF K C831 76285104 CERAMIC CHIP 50V B 0 1UF K C832 76678229 ELECTROLYTIC 200V 2 2UF M C833 76503053 PLASTIC FILM 63V 1UF J C834 76214103 CERAMIC DISC 500V B 0 01UF K C835 76073089 ELECTROLYTIC 50V 47UF M 3A C8...

Страница 30: ... DIODE ZENER MTZJ9 1C D813 23357512 DIODE AL01Z D840 23362046 DIODE LN1WBA60 4101 D841 23357838 DIODE ZENER MTZJ5 6C D841 23357838 DIODE ZENER MTZJ5 6C D842 23357831 DIODE ZENER MTZJ4 7B D843 23357366 DIODE FR105 B5 D846 23357684 DIODE ZENER RD3 0ESA B2 D847 23357684 DIODE ZENER RD3 0ESA B2 D848 23357853 DIODE ZENER MTZJ10A D849 23357853 DIODE ZENER MTZJ10A D850 23362200 DIODE D5SB60 7009F07 D850B...

Страница 31: ...EAD TEM2121M L855 23103828 INDUCTOR BEAD TEM2121M L856 23248386 COIL CHOKE TLN3481AA L857 23248386 COIL CHOKE TLN3481AA L870 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...

Страница 32: ... 22 OHM J R815 76552100 OXIDE METAL FILM 1 2W 10 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 OXIDE 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 7687147...

Страница 33: ... 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 75002021 FILTER LF LH28V 5MH 3 2A ET28 502 01 T810 75002020 TRANSFORMER CHOKE ST H0061 T840 75002018 TRANSFORMER TPW3589AH T862 75002019 TRANSFORMER CONVERTER TPW3588AS U...

Страница 34: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

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