Toshiba TLP-450U Скачать руководство пользователя страница 10

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1-6

3-11. Input PC Board

1. Remove five screws (1).

2. Remove the input PC board (2) by turning the arrow

direction.

Fig. 1-3-11

3-12. Lens

1. Remove four screws (1) and then remove the lens (2).

Fig. 1-3-12

Screws (1)

Input PC board (2)

Screws (1)

Lens (2)

3-13. Mirror Box

1. Remove three screws (1) and then remove the mirror

box (2).

Fig. 1-3-13

Screws (1)

Mirror box (2)

Содержание TLP-450U

Страница 1: ...AL TLP MT1 FILE NO 333 9906 PRINTED IN JAPAN Dec 1999 CS SUPPLEMENT S U M M A R Y TLP MT1 is based on TLP450E and TLP450U This service manual covers only different portions from service manual File No 333 9904 for TLP450E and TLP450U ...

Страница 2: ...s Description Case Rating Label Front Tag Top Tag Owner s Manual English Owner s Manual French German Lamp Driver 120W Lemote Control Unit Adaptor 21P RCA PC Board Main PB9312 PC Board Fan PB9315 Part No 23064069 23550982 23550983 23564019 23552863 23552864 23122373 23306351 23365914 23784288 23784318 Location No A400 A302 A300 A301 Y201 Y202 P850 Y210 Y100 U001 U008 ...

Страница 3: ...3LCD DATA PROJECTOR SERVICE MANUAL TLP450E TLP451E TLP650E TLP651E TLP450U TLP451U TLP650U TLP651U FILE NO 330 9904 PRINTED IN JAPAN Oct 1999 S TLP451 TLP651 ...

Страница 4: ... Block Diagram 2 8 3 3 Main Block Diagram 2 9 3 4 Digital Block Diagram 2 11 4 PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM 2 12 5 CIRCUIT DIAGRAMS 2 15 5 1 Drive Circuit Diagram for TLP650 TLP651 2 15 5 2 Drive Circuit Diagram for TLP450 TLP451 2 19 5 3 Main Circuit Diagram for TLP650 TLP651 2 23 5 4 Main Circuit Diagram for TLP450 TLP451 2 27 5 5 Micon Circuit Diagram 2 31 5 6 RGB Circuit Diagram ...

Страница 5: ...NT AND ADJUSTMENT PROCEDURES Z101 Fan Projection Lens P800 Power Unit Filter P100 Thermal Lead Switch E200 Optical Engine B180 Lamp House SC01 Arm Position Detection Switch PC300 Camera Unit Assembly LCD Block TLP451 651 U001 Main PC Board U0031 CAM Switch PC Board U0032 LED PC Board U0021RGB PC Board U0022 Input PC Board U007 Sub Digital TLP451 651 ...

Страница 6: ...he tapping screws securing molded parts and fine pitch screws used to secure metal parts If they are used improperly the screw holes will be easily damaged and the parts can not be fixed 3 1 Camera Arm Assembly Only forTLP451 651 1 Remove six screws 1 and remove the camera arm assembly 2 2 Remove the connector 3 connecting to the main unit Fig 1 3 1 3 REPLACEMENT OF MECHANICAL PARTS Screws 1 Main ...

Страница 7: ...connected to the main PC board 1 2 Remove seven screws 4 3 Lift the main PC board 1 upward and remove the main PC board 1 from the RGB PC board 5 Push C A B Screws 3 Top cover 5 Screws 1 Screws 3 Handle 4 Screws 3 Screw 3 Front cover 2 Connectors 2 Main PC board 1 Screws 4 Connector on RGB PC board 5 RGB PC board 5 FFC 3 FFC 3 FFCs 3 Fig 1 3 4 3 5 RGB PC Board 1 Remove the FFC 1 2 Remove four scre...

Страница 8: ...embly 3 Handle 1 3 7 Power Supply Unit 1 Remove two screws 1 and then remove the shield plate 2 and the socket 3 Do not lose the shield plate 2 2 Remove two screws 4 and remove the power supply unit 5 3 Remove two screws 6 and one screw 7 and remove the interlocking switch and plate 8 Fig 1 3 7 Screws 4 Shield plate 2 Screws 1 Screw 6 Screw 6 Interlocking switch 8 Interlocking switch plate 8 Screw...

Страница 9: ...suction fan holder 2 Fig 1 3 8 3 9 Lamp House 1 Remove one screw 1 and 2 and then remove the lamp house 3 2 Remove one screw 4 and then remove the tempera ture sensor switch 5 3 Remove one screw 6 and then remove the fan 7 Screws 7 Suction fan holder 2 Filter assembly 6 Replacement filter Fig A Filter cover 1 Filter 3 Filter 4 Suction fan mouse piece 9 Screws 5 Fan 8 Fig 1 3 9 3 10 Optical Engine ...

Страница 10: ... board 2 by turning the arrow direction Fig 1 3 11 3 12 Lens 1 Remove four screws 1 and then remove the lens 2 Fig 1 3 12 Screws 1 Input PC board 2 Screws 1 Lens 2 3 13 Mirror Box 1 Remove three screws 1 and then remove the mirror box 2 Fig 1 3 13 Screws 1 Mirror box 2 ...

Страница 11: ...ower side are matched with the holes on the Z rotation plate 5 Mount the Z rotation plate on the holder support Use S adjustment screws Tighten the S adjustment screws lightly Fig 1 3 16 Mounting view of a holder for service Panel adjustment procedures carried out with a cross hatch signal RGB input received 1 Panel focus adjustment carried out with a single color panel color replaced status 1 Shi...

Страница 12: ...re shifts to the lower direction when the XY shifting plate shifts to the upper direction the picture shifts to the upper direction when the XY shifting plate shifts to the lower direction 3 Fix the panel by tightening the upper lower L adjusting screws with a wrench for servicing If a focus is upset when fixing the panel loosen the upper lower L adjusting screws and perform the step 2 again 4 Rep...

Страница 13: ...he base cover 4 Fig 1 3 21 3 15 CAM SW PC Board Only for TLP451 651 1 Remove one screw 1 and remove the cover 2 2 Remove four connectors 4 connected to the CAM SW PC board 3 3 Remove two screws 5 and remove the CAM SW PC board 3 Fig 1 3 20 CAM SW PC board 3 Connectors 4 Screws 5 Cover 2 Screw 1 Connector 4 Base cover Screws 1 Connectors 3 Base cover 4 Arm assembly 2 ...

Страница 14: ... 651 1 Remove four screws 1 and remove the cover 2 2 Remove two connectors 3 3 Remove two screws 4 and remove the camera block 5 4 Remove the focus ring 6 by releasing the claws A 5 Remove two screws 7 and remove the camera base 9 from the camera PC board assembly 8 Fig 1 3 23 Screws 1 Base plate 2 Switch 4 Screw 3 3 19 Lamp PC Board TLP451 651 1 Remove the lamp cover 1 2 Pull out the lamp PC boar...

Страница 15: ...INV AMP BIAS GAM WHP GAM B1P GAM B2P GAM WHG GAM B1G GAM B2G SUB CONT Reset Reset R G B R G B R G B R G B R G B R G B R G B R G B R G B W1E W1F Send CMD Receive CMD R G B AMP_GAIN W00 W01 W02 AMP_BIAS W03 W04 W05 GAM_WHP W06 W07 W08 GAM_B1P W09 W0A W0B GAM_B2P W0C W0D W0E GAM_WHG W0F W10 W11 GAM_B1G W12 W13 W14 GAM_B2G W15 W16 W17 SUB_CONT VGR VGG VGB DL Y_CNT W18 GAM TEST W19 POS_CONT1 W1A POS_CO...

Страница 16: ...e VGR VGG VGB VGR VGG VGB VGR VGG VGB WM0 WM9 WM7 W03 W04 W05 W0C W0D W0E W1A Adjust Value 1 2V 20 mV between pedestal and white level of 16th stairstep waveform 1 15V 20 mV between pedestal and white peak level 1 15V 20 mV between pedestal and white peak level Adjust so that the vertical stripe disappears Adjust at TP503 Confirm the base level of the amplitude should be approx 1 6V Adjust for A B...

Страница 17: ...C W0D W0E W1A WM4 WM5 WM6 WM4 WM5 WM6 Adjust Value Adjust the 10th stairstep wave form for following values 5 3 20 mV Adjust the second stairstep wave form for following values 2 75 20 mV If ghost is high adjust in W1A mode Select Standard in Projection mode on Setting menu Adjust so that the flicker for each R G B signal becomes minimum Invert Up Down contents displayed on the screen Select Rear ...

Страница 18: ...red 4 Measure the color temperature by using the BM 5 and adjust with W03 and W05 in the adjustment menu to obtain the value within the range of X 0 285 0 01 and Y 0 310 0 01 Adjustment standard a Adjust Y by using in W05 mode b Adjust X by using in W03 mode Color temperature 8500 duv less than 0 005 5 Input all white 100 signal Measure the luminance and the color temperature and record them 6 Per...

Страница 19: ...ition Refer to Fig 1 5 Place TLP450 451 650 651 to be adjusted on a table with 30 degrees slanted and its projection lens directed upward Then click 30 of keystone format Deg on the menu and store the data of 30 degrees position Refer to Fig 2 6 Place TLP450 451 650 651 to be adjusted on a table with 30 degrees slanted and its projection lens directed downward Then click 30 of keystone format Deg ...

Страница 20: ...Table 1 5 1 Normal operation Status Error Error Error Error Error Error Error Error Power Red Red Red Red Red Red Red Red Lamp X Red Orange X X X X X Temp X X X Red Orange Green Red Orange Contents Main power error Lamp not lighting Lamp fan stop Suction fan stop Exhaust fan stop Filter open Temperature sensor 1 abnormality Temperature sensor 2 abnormality Remarks Only at power on Only at power on...

Страница 21: ...it pattern Fig 2 1 7 2 Press the part downward with tweezers and apply the soldering pencil as indicated in the figure Fig 2 1 8 1 Fine tipped well insulated soldering pencil about 30 Watts 2 Tweezers 3 Blower type hair dryer 1 1 2 Soldering Cautions 1 Do not apply heat for more than 3s 2 Avoid using a rubbing stroke when soldering 3 Discard removed chips do no reuse them 4 Supplementary cementing...

Страница 22: ...FR Fusible Symbol Electrolytic Special electrolytic NP Non polarity electrolytic Ceramic plastic M Film Trimmer Unit None F µ µF p pF Rated voltage None 50V For other than 50V and electrolytic capacitors described in the Circuit Diagram Tolerance 1 Ceramic plastic and film capacitors of which capacitance are more than 10 pF None 5 or more B 0 1 C 0 25 D 0 5 F 1 G 2 2 Ceramic plastic and film capac...

Страница 23: ...th sufficient service color bar signal being received and reproduced in normal conditions Waveforms and voltage values for the remaining circuit were measured with a broadcasting signal normally received so they may vary slightly accord ing to the programs being received Use them as a measure for servicing All voltage values except the waveforms are ex pressed in DC and measured by a digital voltm...

Страница 24: ...el The XGA panel used for TLP650 651 employs 12 phase driving system so two sample hold ICs are used per one channel Since TLP450 451 employs 6 phase driving system one sample hold IC is used per one channel The panel driving timing signal is generated in the timing generator IC Q203 with a clock signal and HD VD signal supplied from the digital circuit The Up Down and Left Right display inversion...

Страница 25: ...gnal of fh 11 8 kHz and fv 15 Hz The clock generation is carried out in the A D PLL QD300 2 5 Camera Overlay Signal The camera overlay signal usually enters the A D converter forY Cb Cr signal Y Pb Pr through an exclusive connector in the same way as that of camera input The A D converter output enters QD405 and the red and blue components of the signal are extracted by the level slice circuit Thu...

Страница 26: ...2 6 This page is not printed ...

Страница 27: ...07 Selector YPbPr YUV out To Main QB005 Buffer QB017 Interface QB016 Sync Process QB026 Selector Main Sync out To Main Sync Status HD VD HD VD G Channel only RGB In PB001 RGB Out PB003 Camera in From Input HD VD Video Sisnal Camera Sync out To Main Control Bus Control Bus Sound in PB002 Sound out PB004 RS 232C PB007 ...

Страница 28: ...ck Diagram Fig 2 3 2 Audio Video S Video S Y S C QA01 QA02 QA03 Video QA06 Selector QA09 Vol Tone QA10 Power Amp Speaker To main board To main board QA14 QA15 QA16 Emitter Follower Y Cb Cr Camera Audio PC from RGB board ...

Страница 29: ...eystone Cortect YPbPr Data 16bit Camera HDTV DVD Main Clock input RGB Data 48bit YUV Ypbpr Data 16bit Camera HDTV DVD Video Overlay Clock Video Clock EXT Clk in QD501 3 SD RAM 16M ZD004 80MHz OSC RGB Data 30bit QD600 D A HD VD for LCD Panel Panel Clock TTL 65X 65MHz 45X 40MHz Q203 Timing GEN for LCD Panel Clock PECL 65X 32 5MHz 45X 40MHz Q971 Shading Correct Q701 Pre Driver Gamma Amp RGB Signal Ti...

Страница 30: ... 24 25 26 S6V S6V S6V S6V S6V S6V S15V S15V S18V S18V 7V FAN POWER LAMP POWER LAMP ERROR GND GND GND GND GND GND GND GND GND GND GND GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 S6V S6V S6V S6V S6V S6V S15V S15V S18V S18V 7V FAN POWER LAMP POWER LAMP ERROR GND GND GND GND GND GND GND GND GND GND GND GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 2...

Страница 31: ...VOUT6 N C VOUT5 N C VOUT4 N C PGND GND GND PVDD N C VOUT3 TESTOUT TESTIN2 TESTIN1 GND GND VDD N C VIN VIDO VIDR VIDI N C DGND MCLK MCLK GND GND DLY CLKOUT CLKOUT CLKIN CLKIN N C 1 12 17 28 37 48 53 64 2 3 4 5 6 7 8 9 10 11 18 19 20 21 22 23 24 25 26 27 38 39 40 41 42 43 44 45 46 47 54 55 56 57 58 59 60 61 62 63 DIR N C OFFCAN 16 13 14 15 N C VOUT2 N C VOUT1 32 29 30 31 LCCOMOUT LCCOMOFF SIGCNT FRP...

Страница 32: ...HENB N C VOUT6 N C VOUT5 N C VOUT4 N C PGND GND GND PVDD N C VOUT3 TESTOUT TESTIN2 TESTIN1 GND GND VDD N C VIN VIDO VIDR VIDI N C DGND MCLK MCLK GND GND DLY CLKOUT CLKOUT CLKIN CLKIN N C 1 12 17 28 37 48 53 64 2 3 4 5 6 7 8 9 10 11 18 19 20 21 22 23 24 25 26 27 38 39 40 41 42 43 44 45 46 47 54 55 56 57 58 59 60 61 62 63 DIR N C OFFCAN 16 13 14 15 N C VOUT2 N C VOUT1 32 29 30 31 LCCOMOUT LCCOMOFF S...

Страница 33: ...D19 POD20 POD21 GND VDD GND VDD GND VDD POD22 POD23 POD24 POD25 POD26 POD27 POD28 POD29 YUVCK YUVHD UVIN0 UVIN1 UVIN2 UVIN3 GND VDD GND VDD POACT GND VDD POEXT PID0 PID1 PID2 UVIN4 UVIN5 UVIN6 UVIN7 YIN0 YIN1 YIN2 YIN3 YIN4 YIN5 YIN6 YIN7 GND VDD GND VDD GND GND VDD GND PICLK VDD PIFLD PIVSGO SCLK SS SI GND VDD PID3 PID4 PID5 PID6 PID7 PID8 PID9 PID10 PID11 PID12 PID13 PID14 PID15 PID16 PID17 PID1...

Страница 34: ...9 POD20 POD21 GND VDD GND VDD GND VDD POD22 POD23 POD24 POD25 POD26 POD27 POD28 POD29 YUVCK YUVHD UVIN0 UVIN1 UVIN2 UVIN3 GND VDD GND VDD POACT GND VDD POEXT PID0 PID1 PID2 UVIN4 UVIN5 UVIN6 UVIN7 YIN0 YIN1 YIN2 YIN3 YIN4 YIN5 YIN6 YIN7 GND VDD GND VDD GND GND VDD GND PICLK VDD PIFLD PIVSGO SCLK SS SI GND VDD PID3 PID4 PID5 PID6 PID7 PID8 PID9 PID10 PID11 PID12 PID13 PID14 PID15 PID16 PID17 PID18 ...

Страница 35: ...6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 5VAO KEY8 INPUT FRONT REMOTE LED POWER 5VS 5VAO POWER ON FAN POWER 5VS IIC VIDEO DIGITAL MAIN IIC DRIVE MAIN 2 4 6 2 5VS 5VS 8 8 14 2 GREEN MD1 FWP FWP MD1 FWP TXD1 RXD1 TXD1 RXD1 TXD232 RTS232 RXD232 CTS232 TXDCAM RXDCAM 5VS LAMP POWER 5VS LAMP POWER SEL FWP FWP POWER RESET WATCHDOG RESET WRITE MODE RESET RS232C 9 DIGITAL MAIN RST VID DIG SCL VID DIG SDA D...

Страница 36: ...138 100 RB129 4 7k RB128 4 7k RB127 4 7k RB126 4 7k RB031 2 2k RB030 22 CB049 16V6 8 CB007 KETSU CB008 KETSU CB009 KETSU QB007 EL4332CS RB074 82 RB073 82 RB064 82 RB066 22 RB068 22 RB070 22 RB072 22 RB076 22 RB075 22 RB065 10k RB067 10k RB069 10k RB071 10k RB077 10k RB078 10k RB060 KETSU RB061 KETSU RB062 KETSU PB005 PB006 RB017 560 RB020 560 RB023 560 QB009 2SA1037K QB010 2SC2412K RB096 22 RB097 ...

Страница 37: ... CA66 0 1 SA01 RA67 2 2k RA66 2 2k RA65 2 2k RA60 10k RA61 10k CA53 25V220 RA89 3 3 1 2W CA67 25V220 RA88 3 3 1 2W RA87 3 3 1 2W CA70 25V220 CA68 25V220 CA69 25V220 CA71 10V470 CA72 0 1 CA73 10V470 LA11 MEM2012T LA12 MEM2012T RA90 0 CA74 0 1 1 2 3 4 5 SP SP VIDEO IN CVBS S AUDIO R Y C V 1 2 3 14V 9V 14V 5V S6V CAM Y CAM R S15V CAM RX CAM TX CAM B CAM V S6V 18V S6V 18V CAM H MAIN CAMERA SCL SDA CAM...

Страница 38: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F 5 9 Camera Interface Circuit Diagram Fig 2 5 9 2 45 2 46 ...

Страница 39: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F 5 10 FAN Control Circuit Diagram Fig 2 5 10 2 47 2 48 ...

Страница 40: ...PC BOARDS 6 1 Input PC Board Fig 2 6 1 U0022 Input PC Board Top Side Fig 2 6 2 U0022 Input PC Board Bottom Side 6 2 CAM Switch PC Board Fig 2 6 3 U0031 CAM Switch PC Board Top Side Fig 2 6 4 U0031 CAM Switch PC Board Bottom Side 2 49 2 50 ...

Страница 41: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F 6 3 Main PC Board Fig 2 6 5 U001 Main PC Board Top Side 2 51 2 52 ...

Страница 42: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F Fig 2 6 6 U001 Main PC Board Bottom Side 2 53 2 54 ...

Страница 43: ...rd Top Side Fig 2 6 8 U0021 RGB PC Board Bottom Side 6 5 LED PC Board Fig 2 6 9 U0032 LED PC Board Top Side Fig 2 6 10 U0032 LED PC Board Bottom Side 6 6 Sub Digital PC Board Fig 2 6 11 U007 Sub Digital PC Board Top Side Fig 2 6 12 U007 Sub Digital PC Board Bottom Side 2 55 2 56 ...

Страница 44: ...ion Parts marked are of chip type and mounted on original PC boards However when they are placed for servicing works use discrete parts listed on the parts list ABBREVIATIONS 1 Integrated circuit IC 2 Capacitor Cap Capacitance Tolerance for Nominal Capacitance more than 10pF Ex 10µF J 10µF 5 Capacitance Tolerance for Nominal Capacitance 10pF or less Ex 10pF G 10pF 2pF 3 Resistor Res Resistance tol...

Страница 45: ...D VIEWS 4 1 Packing Assembly Fig 3 4 1 4 2 Remote Control Unit Y101 A401 A270 A404 Y201 A401 Y105 Y102 Y205 Y206 Y110 Y106 Y107 Y108 Y100 Y200 Y260 A410 A400 Y120 Y250 Y210 TLP 450E 650E TLP 451E 651E A004 Fig 3 4 2 ...

Страница 46: ...ched to A100 Top cover ass y Note B110 is attached to B100 Bottom cover ass y P850 P800 A100 A103 B210A A103 A103 U001 U0021 B221 Z100 A290 TLP450 TLP650 B163 B160 A242 A241 A240 E200 U0022 P200 SPEAKER Z101 B200 P100 B180 Z102 B170 A270 A201 B100 A260 A300 A210 A302 B110 ...

Страница 47: ...3 4 4 4 Arm Assembly TLP451 TLP651 Fig 3 4 4 U0031 B320 SC01 B310 B470 PC300 B384 B382 B380 B386 B370 B377 B372 B375 B360 B365 B358 B352 B330 B362 B367 B420 B400 U0032 B430 B356 B354 B410 ...

Страница 48: ...3 5 5 PARTS LIST ...

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Страница 61: ...T O S H I B A C O R P O R A T I O N 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

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