Toshiba TheaterWide 44HM85 Service Manual Download Page 2 | Manualshive

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TABLE OF CONTENTS

SAFETY PRECAUTIONS ........................................................................................................................................................... 3

SPECIFICATIONS ....................................................................................................................................................................... 4

DESCRIPTION OF CONTROLS ................................................................................................................................................. 5

ADJUSTMENT INSTRUCTION ................................................................................................................................................ 12

EXPLODED VIEW .................................................................................................................................................................... 16

REPLACEMENT PARTS LIST .................................................................................................................................................. 17

PC BOARDS TOP & BOTTOM VIEW ....................................................................................................................................... 32

BLOCK DIAGRAM .................................................................................................................................................................... 39

SCHEMATIC DIAGRAM ............................................................................................................................................................ 43

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Summary of Contents for TheaterWide 44HM85

Page 1: ... 1 SERVICE MANUAL Projection Television 44HM85 FILE NO 050 200534 Published in Japan Sep 2005 YC TOSHIBA CORPORATION 2005 ...

Page 2: ...OF CONTENTS SAFETY PRECAUTIONS 3 SPECIFICATIONS 4 DESCRIPTION OF CONTROLS 5 ADJUSTMENT INSTRUCTION 12 EXPLODED VIEW 16 REPLACEMENT PARTS LIST 17 PC BOARDS TOP BOTTOM VIEW 32 BLOCK DIAGRAM 39 SCHEMATIC DIAGRAM 43 ...

Page 3: ...ther abnormality exists that must be corrected before the receiver is returned to the customer IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by in the Schematic Diagram and Replacement Parts List It is essential that these special safety parts should be replaced with the same components as recomme...

Page 4: ...W Antenna 75 ohm External Terminal for VHF UHF Audio Output W 15W x 2 External Input Output Ports A V input 3 set Monitor out 1 set S Video input 3 COLORSTREAM HD input 2 set RGB input 1 HDMI input 1 RGB audio input 1 set UPGRADE port 1 RF input 1 This model complies with the specifications listed below Designs and specifications are subject to change without notice This model may not be compatibl...

Page 5: ...e Green TV turns on Orange flashing Preparing operation in standby mode Red flashing There is a problem with the lamp or around it Contact an authorized service center Green flashing The lamp cover is not closed Red The projection TV has shut down due to overheating After viewing the phrase Thermal High Error Red flashing The projection TV shut down due to the cooling fan trouble Contact an author...

Page 6: ... and sound traveling through cable or over the air to your television screen S VIDEO In A connection available with some high end equipment that provides even better picture quality for Video 2 Video 1 or 2 Connects the video sig nals from various types of equipment Connecting cables and external equipment to your TV Left Right Audio Used for stereo sound from various types of equipment UPGRADE PO...

Page 7: ...the S Video will work If you re connecting a video game device make sure to change the picture settings with the Picture Mode option in the PICTURE menu Mini glossary A V CABLESAudio Video cables Three cable connectorÑRight audio red Left audio white and V ideo yellow A V cables are used for stereo playback of videocassettes and for higher quality picture and sound from other A V devices A V DEVIC...

Page 8: ... MUTE Switches the sound on or off THUMBSTICK Allows you to navigate the on screen menus and to adjust the system set tings and preferences by moving to an option with and selecting the highlighted option with TV VIDEO Selects Analog Video1 Video2 Front Video Colorstream HD 1 2 and RGB and HDMI input sources MODE Selects the remote operating mode TV VCR Cable DVD and Satellite Select other oper at...

Page 9: ...e menu system and other on screen dis plays selects highlighted options RECORD PAUSE REW FFWD PLAY STOP Control the functions on your VCR VOLUME UP DOWN Increases decreases the sound level PIC SIZE Changes the screen format or aspect ratio SKIP Playing CDs Selects songs Playing DVDs Selects movie chapters C S HD1 HD2 Selects ColorStream HD signal sources such as DVD or HD receiver ENTER When in th...

Page 10: ...play and information banner options 10 Mute Main Channel Display Displays current channel number PIP Display This display appears when PIP is active Volume Volume level is displayed while adjusting the sound Mute Appears when sound is muted TV 13 CATV 16 11 17 AM ...

Page 11: ...icator Temperature indicator 1 2 3 4 5 6 7 8 See menu pages for instructions on using the on screen menus The POWER MENU ENTER VOLUME and CHANNEL buttons work just as they do on your remote control If TV is moved from cold to normal room tem perature condensation may form inside the TV wait 6 7 hours for the TV to adjust to room temperature before turning it on ...

Page 12: ...ter adjustments 6 Preparation for Adjustment 1 Connect the power to TV Set and set Power on 2 Allow set to Heat Run for at least 5 minitues before adjusting Fig 1 Adjustment Mode OSD 1 Press MENU keys on the set and Remote Controller at the same time for more than 10 sec 2 Initial Adjustment mode Menu is shown below Fig 1 4 Check the CWI NDC Adjustment Movement and Default Data Base value CWI 160 ...

Page 13: ...g 3 Digital Pattern 6 4 Area code Adjustment 1 Enter the adjustment mode 2 Select Number 1 to the Area code of the adjustment menu 7 Auto Color Balance Adjustment 7 1 Required Test Equipment Remote Controller MSPG 925FS Pattern Generator NTSC 720p YPbPr output PC 1024x768 60Hz with Standard 0 7Vpp Vertical 100 Color Bar Pattern Vertical16 Gray Pattern Fig 4 COLOR BAR Pattern 7 2 Preparation for Ad...

Page 14: ...to Actuator 60Hz 3 ACT Gain and Phase is variable and the Tartan plaid of the R G B W Horizontal Line The Phase Base value 220 variable adjust Mutation point of Actuator The Gain Base value 70 adjust mutation quantity of Actuator Adjust ACT Gain and phase so that the Tartan plaid of R G When the R G and B will not be ballanced adjust the R and B will not be visible and G to be ballanced Actuator 6...

Page 15: ...tep 3 4 3 Using CH UP DOWN key of the Remote Controller enter the RED PATTERN 4 Check the uniformity of RED Pattern to verify Starting point of noise Appearance GREEN Fig 8 TEST Pattern Lamp Gray Pattern Fig 9 TEST Pattern RED Pattern 9 4 NDC Adjustment NDC Mode is for compensating the deviation of each Lamp Adjust Left Right value with using CH UP DOWN key on the Remote Controller to set an unifo...

Page 16: ...0 120 630 700 410 400 433 430 401 402 681 680 670 432 431 503 174 623 612 611 610 617 618 616 720 615 502 601 530 590 602 640 620 570 571 622 520 501 540 EXPLODED VIEW The availability of some parts shown is subject to the condition applied ...

Page 17: ...FK4A CERAMIC 2 2UF 2012 16V 20 C52 72782123 0CK225DFK4A CERAMIC 2 2UF 2012 16V 20 C53 72782123 0CK225DFK4A CERAMIC 2 2UF 2012 16V 20 C55 72782123 0CK225DFK4A CERAMIC 2 2UF 2012 16V 20 C57 72782123 0CK225DFK4A CERAMIC 2 2UF 2012 16V 20 C58 72782143 0CE227SF6DC ELECTROLYTIC 220UF MVG 16V 20 R C61 72782123 0CK225DFK4A CERAMIC 2 2UF 2012 16V 20 C65 72782138 0CE226SF6DC ELECTROLYTIC 22UF MVG 16V 20 SMD...

Page 18: ...C 0 1UF 1608 16V 10 R C448 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C449 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C450 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C452 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C454 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C455 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C456 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R ...

Page 19: ...MIC 0 1UF 1608 16V 10 R C639 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C640 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C641 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C642 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C643 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C644 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C645 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 ...

Page 20: ...1608 16V 10 R C758 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C759 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C760 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C761 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C762 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C763 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C764 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C765 727...

Page 21: ... C847 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C851 72782137 0CE108DH618 ELECTROLYTIC 1000UF STD 25V M FL C852 72782141 0CE227DH618 ELECTROLYTIC 220UF STD 25V M FL T C853 72782101 181 091Q DRAWING R 470PF 1KV 10 10 C857 72782130 0CE105BK618 ELECTROLYT 1UF KME 50V M FL TP5 C861 72782147 0CE338EF618 ELECTROLYTIC 3300UF KMG RD 16V 20 C862 72782155 0CE477DF618 ELECTROLYTIC 470UF STD 16V 20 FL ...

Page 22: ... 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C978 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C979 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C980 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C981 72782106 0CN475ED66A FIXED TUBU 4 7UF 3216 10V 20 R C982 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C983 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C984 72782118 0CK104CF56A CERAMI...

Page 23: ...56A CERAMIC 0 1UF 1608 16V 10 R C1158 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C1159 72782118 0CK104CF56A CERAMIC 0 1UF 1608 16V 10 R C1160 72795168 0CC331CK41A CERAMIC 330PF 1608 50V 5 R C1161 72782142 0CE227SC6DC ELECTROLYTIC 220UF MVG 6 3V 20 S C1162 72795168 0CC331CK41A CERAMIC 330PF 1608 50V 5 R C1163 72782142 0CE227SC6DC ELECTROLYTIC 220UF MVG 6 3V 20 S C1164 72782116 0CK103CK56A CER...

Page 24: ... R832 72782364 0RD6802F609 CARBON FILM 68K OHM 1 6 W 5 00 R833 72782363 0RD6801F609 CARBON FILM 6 8K OHM 1 6 W 5 00 R834 72782338 0RD1000F609 CARBON FILM 100 OHM 1 6 W 5 TA5 R835 72782332 0RD0152F609 CARBON FILM 15 OHM 1 6 W 5 00 T R836 72782339 0RD1001F609 CARBON FILM 1K OHM 1 6 W 5 TA52 R837 72782374 180 A01M 0 22 OHM 2 W 5 TA62 RW ROUND G 2W 0 22 J TA31 6 R838 72782355 0RD4300F609 CARBON FILM 4...

Page 25: ...0P N1 L602 72782234 0LCML00003B FILTER EMI MLB 201209 0120P N2 L603 72782234 0LCML00003B FILTER EMI MLB 201209 0120P N2 L604 72782234 0LCML00003B FILTER EMI MLB 201209 0120P N2 L605 72782234 0LCML00003B FILTER EMI MLB 201209 0120P N2 L606 72782234 0LCML00003B FILTER EMI MLB 201209 0120P N2 L607 72782234 0LCML00003B FILTER EMI MLB 201209 0120P N2 L700 72782235 0LCML00004A FILTER EMI MLB 160808 0068...

Page 26: ...387500AA TRANSISTOR CHIP 2SC3875S ALY B Q830 72782406 0TFSG10003A TRANSISTOR FET STW8NK80ZSGS T STM Q832 72782403 0TR437000BA TRANSISTOR KTC4370A YTO 220IS Q840 72782403 0TR437000BA TRANSISTOR KTC4370A YTO 220IS Q852 72782405 0TR945009AA TRANSISTOR KSC945C YTPSAMSUNG Q871 72782401 0TR102409AB TRANSISTOR KTA TP KEC TO92 1024 Q872 72782402 0TR322709AA TRANSISTOR KTC3227 TP KEC Y Q1000 72795446 0TR38...

Page 27: ... ROHM ZD839 72782225 0DZ300009BB DIODE ZENER MTZJ30B TP ROHM K DO ZD840 72782225 0DZ300009BB DIODE ZENER MTZJ30B TP ROHM K DO IC2 72782268 0IMCRSH003A IC GP2S40 SHARP 4P DIP IC11 72782262 0IMCR02006A IC FLI8125BB LF GENESIS IC12 72782265 0IMCRMN027D IC MSP4440K MICRONAS 80 IC13 72782256 0IMMRAL014C IC AT24C02N 10SU 2 7 LF IC15 72782261 0IMCR02005A IC FLI8532BD LF GENESIS IC20 72782255 0IMMR00024A ...

Page 28: ...5P 1 25MM 700MM H H C7 72782195 6631V00015B CONNECTOR ASSEMBLY 2P 8 0MM 400MM H W U C8 72782200 6631V20046J CONNECTOR ASSEMBLY 8P 2 0MM 500MM H H U C9 72782190 387 907L CONNECTOR ASSEMBLY 1P NON 700MM R H UL1 C10 72782192 387 G03G CONNECTOR ASSEMBLY 3P 2 5MM 400MM H H U C11 72782193 387 G04G CONNECTOR ASSEMBLY 4P 2 5MM 400MM H H U C12 72782194 387 G10G CONNECTORASSEMBLY 10P 2 5MM 400MM H H C13 727...

Page 29: ...CONNECTOR CIRC WAF 1 25MM 8PINP 53261 0 P1000A 72782412 366 921F WAFER IL G 07 LGC 2 5mm S P1001A 72782173 366 169G CONNECTOR CIRC WAF 2 0MM 8P GIL S LG CA P1100 72782188 6630VF01610 CONNECTOR CIRC WAF 53398 1090 MOLEX 10P P111B 72782166 6630B00075A CONNECTOR CIRC BOA SW 1166M 40PSAMWON P112B 72782166 6630B00075A CONNECTOR CIRC BOA SW 1166M 40PSAMWON P113B 72782166 6630B00075A CONNECTOR CIRC BOA S...

Page 30: ...ACT TACT 2LEAD 160G TA SW5 72795435 140 313B SWITCH TACT TACT 2LEAD 160G TA SW6 72795435 140 313B SWITCH TACT TACT 2LEAD 160G TA SW7 72795435 140 313B SWITCH TACT TACT 2LEAD 160G TA F851 72782330 0RP0020J809 FIXED PRECI 0 02 OHM 1 W 20 TA5 F871 72782330 0RP0020J809 FIXED PRECI 0 02 OHM 1 W 20 TA5 F891 72782330 0RP0020J809 FIXED PRECI 0 02 OHM 1 W 20 TA5 TH801 72782397 163 048D THERMISTOR NTC KL15L...

Page 31: ... 501 72782244 3210V00165B FRAME FRAME ABS AF 303 RN 502 72782245 3210V00280B FRAME CHASSIS HIPS 40AF DU 503 72782091 4811V00125Q BRACKET ASSEMBLY REAR AV 44SZ8R UE MB 571 72782158 3141VSNS77G CHASSIS ASSEMBLY SUB MB05DC HD4 DMD B 600 72782157 31419EF008A CHASSIS ASSEMBLY ENGINE MB05DC 44SZ8R 601 72782392 4980V00C01C SUPPORTER SMPSEGIRU 44SZ63D 602 72782393 4980V00C58D SUPPORTER ENGINESECC EGI HD3 ...

Page 32: ... 32 MAIN BOARD BOTTOM FOIL SIDE The information contained in this section subject to model PC BOARDS TOP BOTTOM VIEW ...

Page 33: ... 33 MAIN BOARD TOP COMPONENT SIDE ...

Page 34: ... 34 HD4 DRIVER BOARD TOP COMPONENT SIDE HD4 DRIVER BOARD BOTTOM FOIL SIDE ...

Page 35: ... 35 JACK BOARD BOTTOM FOIL SIDE JACK BOARD TOP COMPONENT SIDE CONTROL BOARD BOTTOM FOIL SIDE CONTROL BOARD TOP COMPONENT SIDE ...

Page 36: ...6 SIDE A V BOARD TOP COMPONENT SIDE INTERFACE BOARD TOP COMPONENT SIDE C W Sensor BOARD BOTTOM FOIL SIDE C W Sensor BOARD TOP COMPONENT SIDE PRE AMP BOARD TOP COMPONENT SIDE SMPS BOARD TOP COMPONENT SIDE ...

Page 37: ... 37 AC INPUT BOARD TOP COMPONENT SIDE CASE DET BOARD TOP COMPONENT SIDE ...

Page 38: ......

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