Toshiba TDP-TW100B Service Manual Download Page 38

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Chapter 6

6-6

Yes

No audio or distored audio from the speaker.

No audio from the speaker

Make sure cables are good.

Audio is distoyed

Problem resolved

No audio from the speaker.

Yes

Connect a known good 16 ohms speaker
in place of the existing speaker.

Replace the speaker

Check the speaker resistance.

Problem resolved

Yes

Replace the Main board.

Yes

Verify that audio signal source and cables are good.

Problem resolved

Yes

Connect a known good 16 ohms speaker in the place of the existing speaker.

Problem resolved

Audio sounds scratchy or distored.

Replace the Main board

Troubleshooting Audio Problems

Is audio OK?

Does it measure around 16 ohms?

Is audio OK?

Sound good?

What is the problem?

Summary of Contents for TDP-TW100B

Page 1: ......

Page 2: ...I ...

Page 3: ... Chapter 3 3 1 SINGOWS 2000 3 1 Chapter 4 4 1 Firmware Upgrade 4 1 Version Information 4 7 Chapter 5 5 1 Wiring Diagram 5 1 Block Diagram 5 2 Chapter 6 6 1 LED Display 6 1 Troubleshooting 6 2 Operation of Power Supply 6 18 Chapter 7 7 1 Electrical adjustment 7 1 Lighting Position Adjustment 7 13 Easy AF Adjustment 7 15 AF Adjustment 7 16 Easy Connect 7 23 Chapter 8 8 1 Functional Test 8 1 Chapter ...

Page 4: ...1 1 Chapter 1 Specifications Chapter 1 ...

Page 5: ...ommands are to be sent consecutively wait for the response from the projector before sending the next command Main Commands Item Command Power on PON Power off PDF Icon display on MC0 Icon display off MO1 Auto setting RGB input PAT Status display on DON Status display off DOF Note Contact your dealer for control cable and other commands Pin No Signal Name Description 1 RXD Receiving data 2 CTS Con...

Page 6: ... from the actual display 1 Press the MENU button Display the Setting display menu 2 Select a Category 3 Adjustments Settings 4 End Press the MENU button The menu disappears 30 seconds after the last operation Select a Category by using There are following four Categories Image adjustment menu Display Setting menu Default Setting menu Status Display menu Displays the current adjustments and Setting...

Page 7: ...ignal from a computer or other source or a component video signal Y PB PR from video equipment 5 AUDIO L R terminal Input audio signals from video equipment 6 S VIDEO terminal Input S video signals from video equipment 7 USB terminal Connects the supplied wireless LAN USB adapter or a commercial USB memory 8 AUDIO OUT terminal Outputs audio signals 9 COMPUTER 2 IN terminal Input analog RGB signal ...

Page 8: ...GA_85 85 061 53 674 56 250 832 x 624 MAC16 74 550 49 725 57 283 XGA_60 60 004 48 363 65 000 XGA_70 70 069 56 476 75 000 XGA_75 75 029 60 023 78 750 XGA_85 84 997 68 667 94 500 1024 x 768 MAC19 74 700 60 134 79 857 1152 x 864 SXGA1_75 75 000 67 500 108 000 QuadVGA_60 60 000 60 000 108 000 1280 x 960 QuadVGA_85 85 002 85 938 148 500 SXGA3_60 60 020 63 981 108 000 SXGA3_75 75 025 79 976 135 000 1280 ...

Page 9: ... 31 47 59 94 576i 625i 50Hz 15 63 50 00 576p 625p 50Hz 31 25 50 00 720p 750p 60Hz 45 00 60 00 720p 750p 50Hz 37 50 50 00 1080i 1125i 60Hz 33 75 60 00 1080i 1125i 50Hz 28 13 50 00 Video mode fh kHz fv Hz fsc MHz NTSC 15 73 60 3 58 PAL 15 63 50 4 43 SECAM 15 63 50 4 25 or 4 41 PAL M 15 73 60 3 58 PAL N 15 63 50 3 58 PAL 60 15 73 60 4 43 NTSC4 43 15 73 60 4 43 Pin description Pin No During RGB input ...

Page 10: ... what parts must be removed to access each replaceable part in the projector The parts on the first level Ex Lamp cover are accessible without removing any other parts The move levels down that a part is the more parts you need to remove in order to access it Chapter 2 ...

Page 11: ...Chapter 2 2 2 Required Tools Item Photo Driver bit No 2 Box driver M3 Driver bit No 0 Torque driver bit No 1 Nippers Cutting pliers ...

Page 12: ...Chapter 2 2 3 Parts Replacement ...

Page 13: ...Chapter 2 2 4 ...

Page 14: ...Chapter 2 2 5 ...

Page 15: ...Chapter 2 2 6 ...

Page 16: ...Chapter 2 2 7 ...

Page 17: ...Chapter 2 2 8 ...

Page 18: ...Chapter 2 2 9 ...

Page 19: ...re you download is bundled into one MSI file Double click the file to install the signal generating software The Install Wizard appears ready to begin the install process Click the next button Chapter 3 Install the Software on the Computer ...

Page 20: ...er 3 3 2 The Select Installation Folder dialog box appears Navigate to the location where you stored the software files Click the next button The confirm Installation dialog box appears Click the next button ...

Page 21: ...Chapter 3 3 3 The Installing software dialog box appears The Installation Complete dialog box appears Click the close button ...

Page 22: ...pen Windows Exploler navigate to the location where you stored the files Then double click the SINGOWS2000 EXE Moreover even if it chooses the shortcut of the All programs of start it can startup Startup the Software ...

Page 23: ...e into a RS232C port on the computer Open Windows Explorer navigate to the location where you stored the upgrade files and then double click the Firmware Upgrader exe The Upgrade Wizard appears Click the Choose button to open the Select File Dialog box In the Open File dialog box select the inf file and then click Open button Upgrade the software Chapter 4 ...

Page 24: ...Chapter 4 4 2 The upgrade file appears in the Select File box Select the COM port Click Flash button ...

Page 25: ...Keystone keys and then plug in the power cord The projector starts the Firmware upgrade LAMP TEMP and FAN LED s are Green blinking after Orange blinking The computer begins downloading the upgrade files to the projector The process may take several minutes ...

Page 26: ...Chapter 4 4 4 When the upgrade finishes normally the following dialog box appears Click the Close button The upgrade is complete ...

Page 27: ...r keypad press the MENU key to display the menus 3 Press button Right or Left arrow to highlight Setting display 4 The Setting display dialog box display the software version These should match the upgrade version you downloaded Confirm the software upgrade ...

Page 28: ...jector Projector will change the mode to writing and LAMP TEMP FAM LEDs become orange color and TEMP LED blinks Writing will take about 7 minutes If it is completed the state of projector will become standby mode If all LEDs become RED it means Writing was failed You need to try again from the beginning Step 5 Turn the projector off and take USB memory out Step 6 Make sure of the F W version You c...

Page 29: ...r 3 0 Ver 4 0 Screen Image transmission Available Available Screen Image Sound transmission Not available Available to TW100 TW95 JPEG File transmission Available Available Movie File transmission Not available Available Movie File Sound transmission Not available Available to TW100 TW95 1 n transmission without Sound Max n 4 Max n 4 1 1 simple connection Available Available USB memory connection ...

Page 30: ...5 1 Chapter 5 Wiring Diagram Chapter 5 ...

Page 31: ...Chapter 5 5 2 Block Diagram 1 2 Block Diagram ...

Page 32: ...Chapter 5 5 3 Block Diagram 2 2 ...

Page 33: ...s When each error occurs after approx one minute of abnormal display the projector turns to the standby state waiting for internal cool down L LAMP T TEMP F FAN O ON Chapter 6 LED Display Problems Shown on LED Indicator Combination ...

Page 34: ...some fans are running Lamp or projector shuts off after running a short period of time The projector will not power up only partially power up or will not remain powered up What is the problem No stand by LED Check the voltage of PJ106 Power IN at Main board And also check the voltage of CN201 Power Out at Power Supply when it removes the cable from Main board Check the Power cord andAC power outl...

Page 35: ...certain that the lamp is not the problem Replace the lamp Lamp or projector shuts off after running a Short period of time No Yes Replace the Main Board Replace the broken fan Check the error code log at service mode When there is the error code refer to the LED error List Problem resolved Yes No Replace the power supply Replace the ballast No Yes Check the color wheel motor cable and color wheel ...

Page 36: ...urce signalAre good No image at all Vertical or horizontal lines Sparkle picture Clusters of dark pixels Dim image Bad or missing tint or color Missing logo VGA composite Video or S video Distorted image noisy rolling torn frozen Plaid repeated or shifted image No image at all Vertical or horizontal lines Sparkly picture Clusters of dark pixels Replace the Main Board Yes No Problem resolved Replac...

Page 37: ...image or shifted image Make sure cables are good Check the color wheel delay index value in the service mode Yes No Problem resolved Replace the Main Board Substitute known good lamp Substitute known good Main board No Replace the optical engine Yes Replace the lamp Yes Replace the Main Board Image brighter Image brighter Image good ...

Page 38: ...ker Replace the speaker Check the speaker resistance Problem resolved Yes Replace the Main board No Yes No Verify that audio signal source and cables are good Problem resolved Yes Connect a known good 16 ohms speaker in the place of the existing speaker Problem resolved Audio sounds scratchy or distored Replace the Main board Troubleshooting Audio Problems Is audio OK Does it measure around 16 ohm...

Page 39: ...e Main board Substitute a known good Main board Replace the Main board Replace the key board No Yes Infrared Remote Problem Problem resolved Problem resolved Replace the key board Yes Troubleshooting Remote Controller Problems Does the remote work Does the remote work Troubleshooting Keypad Problems Is a known good Key B available for substitution Does the projector Respond the key presses Does th...

Page 40: ...tton on both the remote and keypad If the remote works and the keypad doesn t go to Troubleshooting Keypad problems Flash or re flash the latest software into the projector If the keypad works and the remote doesn t go to Troubleshooting remote control problems Problem resolved Yes Troubleshooting Menu Problems Does the menu appear Does the menu appear ...

Page 41: ...p 2 START 3 The message There was an error in connecting is displayed and a picture is not transferred Æ Step 1 Step 2 START 4 Although the message The connection has been completed is displayed a picture is not transferred Æ Step 1 Step 2 START 4 3 It is not recognized although a USB memory is attached in PC Æ START 5 4 Although a setup is done by using a USB memory a setting of PC is not updated...

Page 42: ...tor No Yes No Is a memory card recognized correctly Yes Replace the network board No Yes After initializing a network setting by OSD menu and carrying out the same setting to PC １ is a desired projector displayed on the list of Wireless Utility After setting up arbitrary SSID and 128 bit WEP to both the projector by OSD menu and PC 1 is a desired projector displayed on the list of Wireless Utility...

Page 43: ... etc START 1 When starting Wireless Utility the message Valid Network adapter not found Restart is displayed １ Check whether the device is registered into the device manager and re wear the device and re install the driver Terminate the other configuration utilities which are working including resident Switch on wireless LAN Wireless LAN adapter built in PC Change the invalid device effectively ３ ...

Page 44: ...ndows XP there may be a driver of a new version It is recommended to use the newest driver START 2 When going to start Easy Connect the message There is no wireless network adapter that allows is displayed Re ware the device confirm the switch and re install the driver Update the driver of the wireless LAN device ４ Update ＷｉｒｅｌｅｓｓＵｔｉｌｉｔｙ Change the invalid device effectively Terminate Wireless Ut...

Page 45: ...s LAN setting START 3 The message Time out is displayed on a projector so Easy Connect cannot be performed The wireless LAN adapter is not supported Specification Terminate the other configuration utility for wireless LAN settings Update the driver of the wireless LAN Update WLU Can 128 bit WEP be set to PC without using WLU After starting 1 1 simple connection is SSID set to ToshibaDataProjectorC...

Page 46: ...r configuration utility for wireless LAN settings Update WLU Use another USB device Update device driver Update WLU ＳＴＡＲＴ５ It is not recognized although a USB memory is attached in PC Is a utility program of other company operating There was an error in connecting Before starting WLU is attached USB device recognized ...

Page 47: ...guration utility for wireless LAN settings Update WLU ＳＴＡＲＴ６ Although a setup is done by using a USB memory a setting of PC is not updated Update device driver Is the device driver of wireless LAN the newest Is a utility program of other company operating ...

Page 48: ...neglected The USB memory is not supported Use another USB memory 1 Update WLU ＳＴＡＲＴ７ Aprojector does not recognize a USB memory Retry the writing of a setting profile once again Select Wireless USB input Is Ｗｉｒｅｌｅｓｓ USB input selected When attaching a USB memory is the message This USB device is not supported displayed When removing a USB memory from PC is the removing procedure right 2 This USB ...

Page 49: ...nnect stops a setting switching function in order to avoid competition For this reason to use PROSet again it is necessary to enable manually Enable by clicking on the icon of a task tray Terminate the other configuration utility for wireless LAN settings Update WLU ＳＴＡＲＴ８ Awireless LAN setting does not return at the time of terminating ＷＬＵ 1 Is a utility program of other company operating ...

Page 50: ...is operated by CN104 shorted condition 2 Power Factor Control Circuit This circuit has 5 functions as below A To generate stable voltage B To reduce input harmonic currents C Over current protection D Over voltage protection E Inrush current suppression circuit A Generate stable voltage This circuit operate as step up to 370Vdc type and voltage control Actually Q1 Q2 MC102 are switched by MC101 In...

Page 51: ...nt through CNl102 lamp drive Ballast power supply and Charge current C116 at AC input timing This circuit composed of C109 CR101 TH101 CR101 and C R 3 Switching Converter The main parts of switching converter are transformerT101 switching MOS FET Q3 MC102 and output diode D201 D203 This converter is Fly Back type This means that energy is transferred from the primary to secondary when Q3 MC102 is ...

Page 52: ...he thermo fuse becomes open in order to protect other parts 5 Secondary rectifier circuit The cathode voltage of D203 is pulsating D203 and C211 which smooth out the pulsation to give a low ripple DC output 6 Time Sharing Multi output Control Circuit This is one of output control method and 3 4V output is controlled by this method Charged primary energy is sent to secondary by transformer T101 Nor...

Page 53: ...Chapter 6 6 21 ...

Page 54: ...Chapter 6 6 22 ...

Page 55: ...Chapter 6 6 23 APS M602 ETXTS602MDA MDE Troubleshooting Faults ...

Page 56: ...er and V_Ramp bmp 3 Cables RGB Cable 4 Aprotractor for VerticalAuto Keystone Calibration For connection and setting of Personal computer 1 Connection of personal computer Connect the PC to computer 1 input as shown in following Fig 1 2 Set the screen resolution and refresh rate to XGA 1024x768 60Hertz Set RGB output of the PC to CRT Fig 1 Chapter 7 Preparation ...

Page 57: ...e Lighting Position Auto Focus Main Board Optical Engine DMD Chip DMD Socket DMD Board Color Wheel LSP Color Wheel Light Tunnel C W Sensor Board AF Sensor AF Board Projection Lens Adjustment is needed Check and adjust if necessary Not necessary SAVE DATA to EEPROM Common on all adjustment Press the buttons Up Down Left and Right simultaneously When these buttons are accepted all LED s light orange...

Page 58: ...he Volume adjustment bar is displayed on the screen set value to 0 and press the buttons Input On Standby and Keystone simultaneously How to display the Service status After the projector has entered to the factory mode press the buttons Return and Up simultaneously Then the following display appears If it doesn t appear repeat from the beginning This mode maintains until you turn off the Main pow...

Page 59: ...turn and Left buttons simultaneously For it initialize the value Press Keystone button Start the signal generating software SINGOWS2000 exe the following signal pattern appears and click PIC button C W Index Delay Adjustment ...

Page 60: ...Chapter 7 7 5 The following Picture dialog box appears Select the downloaded file of V_Ramp bmp Click ENTRY button Double click the V_Ramp window the following V Ramp signal appears ...

Page 61: ...s minimized and the value is referred to A STEP 2 Check on red Read the value when the horizontal stripes EX Fig 3 is minimized and it is referred to as B STEP 3 Adjust the value to final adjustment value Final adjustment value A B 2 EX Fig 4 Then press Esc key of PC and click EXIT button of picture dialog box for next adjustment Fig 4 Fig 2 Fig 3 ...

Page 62: ...ly For it initialize the value Press Keystone button Set the projector on a level surface Press Enter button of the projector When the adjustment is successfully completed values changes from default 0 Example The following menu If it fails values don t change from default 0 ...

Page 63: ...y pressing Down button Keep projector on 30 degree Press Enter button of the projector When the adjustment is successfully completed values changes from default 0 Example The following menu If it fails values don t change from default 0 ...

Page 64: ...ess Enter button of the projector When the adjustment is successfully completed values changes from default 0 Example The following menu If it fails values don t change from default 0 Note When the projector is not tilted accurately 30degree the adjustment values KC1 and KC2 do not change ...

Page 65: ...pressing Down button Set the projector on a level surface and perform heat run for 30 minutes or more Press Enter button of the projector When the adjustment is successfully completed values changes from default 0 Example The following menu ...

Page 66: ...ote Move the mouse cursor out of a screen to avoid the error Select the Sub contrast item by pressing Down button Press Enter button of the projector When the adjustment is successfully completed values changes from default 85 Example The following menu If it fails values don t change from default 85 ...

Page 67: ...than 500m 1 640ft and under 1 000m 3 281ft The value 2 is more than 1 000m 3 281ft and under 1 500m 4 921ft The value 3 is more than 1 500m 4 921ft and under 2 000m 6 562ft The value 4 is more than 2 000m 6 562ft and under 2 500m 8 202ft The value 5 is more than 2 500m 8 202ft and under 3 000m 9 843ft The value 6 is more than 3 000m 9 843ft For example in case of 2 700m altitude set the value to 5...

Page 68: ...e projected image if shading error is observed or not It is Okay if no shading error is observed otherwise apply the lighting position adjustment Fig 1 Shading is Good Fig 2 Shading is NG example Tools Screw Bit No 0 Screw Bit No 2 How to adjust the lighting position 1 The top cover of a projector is removed and the hidden lid of an adjustment hole is removed Fig 3 The side of projector Hidden lid...

Page 69: ... that a lighting position may become in the center of a screen Finally all screws are fastened and if shading is lost it will OK Fig 5 Adjustment screws Fig 6 Mirror 4 Bond the screws 5 Confirm the picture again by using White 100 signal Three screws A B C have stopped the mirror The lighting position is adjusted by moving a mirror A B C ...

Page 70: ...roject 30 minutes or more 3 Display the Service status See page 7 3 Check AdjustmentFocusPI If the AdjustmentFocusPI is not 0 send the 232C command AA0 and FSV and restart the projector AC off on 4 Keystone value is made into 0 and zoom wide 5 Press the buttons Return and Enter simultaneously quickly three times Select OK 6 Press the buttons Left or Right a focus is adjusted the optimum Finally pr...

Page 71: ... of PC is set to XGA The picture of PC is projected on a projector Aprojector is made intoAF Communication Mode Also when a projector is restarted it is surely made intoAF Communication Mode How to enter theAF Communication Mode 1 Enter the Factory Mode See page 7 3 2 Press the buttons On Standby and Return simultaneously When these buttons are accepted LAMP LED blink orange TEMP and FAN LED light...

Page 72: ...eCheck ini SquE1641 exe is started Apicture of PC is maximized Measure Measure PC mouse is evacuated outside a picture The distance to a screen is set as 2187mm The base position of a projector is a top of projection lens Press ENTER key Don t click OK button Press ENTER key ...

Page 73: ...nce Calibration COM port is specified by MeasureAfbit ini MAfb1641 exe is started Apicture of PC is maximized Measure Measure PC mouse is evacuated outside a picture The distance to a screen is set as 1100mm Press ENTER key ...

Page 74: ...s are similarly performed after this If everything is OK next message is appeared Press ENTER key A projector is restarted AC off on Measure Test PC mouse is evacuated outside a picture The distance to a screen is set as 1700mm Press ENTER key The distance to a screen is set as 2500mm Press ENTER key ...

Page 75: ...r 7 7 20 3 Focus Calibration The distance to a screen is set as 2187mm OPM1641 exe is started COM port is specified Click E2P Initial button Click OK button Click OK button A projector is restarted AC off on ...

Page 76: ... Calibration Go Tele AF Move Far or Move Near Focus a picture Calibration Press Return button Escape from AF Communication Mode Press the buttons Return and Up simultaneously Service Status screen is displayed See page 7 3 Temp 1 T1 and Temp 2 T2 are read and setting temperature is calculated from the following formulas T T1 0 55 T2 T1 TW95 Series T T1 0 45 T2 T1 TW100 Series T is inputted into a ...

Page 77: ...s Software Error Message Solution SquE exe NG Out of Range Setting up a sensor again Afbit Range Error Set up a distance correctly and measure again AF Undulation Error Set up a distance correctly and measure again MAfb1641 exe Distance Error Set up a distance correctly and test again Out of Range xxx Focus again OPM1641 AF is not completed Execute calibration after executing AF ...

Page 78: ...itself for a wireless connection by using a network driver that is based on NDIS 5 1 standard If Windows can configure a wireless adaptor without utility software for it the network driver may be developed according to NDIS 5 1 When you choose the adaptor in the Network Connections window and open Properties you can confirm whether Wireless tab is displayed If so Windows Zero Config is available I...

Page 79: ...lso have a Composite video port RCA Toshiba strongly suggests you use a DVD player to test the Video quality DVD players reproduce colors better and project Sharper images The least preferable is a VCR If you must use a VCR make sure you use a commercially produces recoding not one recorded from a broadcast source The VCR must include an S Video connector in addition to a composite connector Comme...

Page 80: ...o connector Verify that the video automatically synchronizes Verify there is no distortion noise or other abnormalities Image keystone adjustment Connect a video source to the projector Verify that image responds properly when You adjust the keystone setting Audio from audio source Connect the audio cable to the projector Verify that audio source plays through the projector s speaker Verify that t...

Page 81: ...ly through the computer 1 input Verify that image focuses through the full zoom range Verify there are no problems Color Wheel Index Delay SINGOWS2000 Color bar image Verify that the image synchronizes properly through the computer 1 input Verify that the color is located in a line Verify there are no problems ...

Page 82: ... the computer 1 input Verify there are no problems System Reset On the keypad press the Menu key Navigate through the basic menu to the default setting menu Select Reset all Verify that the image synchronizes after system reset Power Down After all tests are complete turn the power off and disconnect all cables Attach the lens cap Verify unit is powered off before disconnecting cables ...

Page 83: ...9 1 Chapter 9 Spare Parts List Exploded View Chapter 9 ...

Page 84: ...Chapter 9 9 2 Exploded View Optical Engin ...

Page 85: ...Chapter 9 9 3 Other Parts ...

Page 86: ...Chapter 9 9 4 ...

Page 87: ...Chapter 9 9 5 ...

Page 88: ...Chapter 9 9 6 ...

Page 89: ...Chapter 9 9 7 ...

Page 90: ......

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