Hitachi PJ-TX100, Service Manual

Page 1: ...r 4 Do not touch the exhaust fan during operation 5 The LCD module assembly is likely to be damaged If replacing to the LCD LENS PRISM assembly do not hold the FPC of the LCD module assembly 6 Use the cables which are included with the projector or specified Service Warning Warning The technical information and parts shown in this manual are not to be used for the development design production stor...

Page 2: ...Ωtermination S Video Y 1 0 0 1Vp p 75Ωtermination C 0 286 0 1Vp p NTSC burst signal 75Ωtermination 0 3 0 1Vp p PAL SECAM burst signal 75Ωtermination Component Y 1 0 0 1Vp p 75Ωtermination CB PB 0 7 0 1Vp p 75Ωtermination CR PR 0 7 0 1Vp p 75Ωtermination RGB input output Analog RGB 0 7V p p 75Ωtermination Sync TTL level Power supply AC100 120V 2 4A AC220 240V 1 3A Power consumption 220W Dimensions ...

Page 3: ... button is on the both sides Elevator foot is on the both sides Remote sensor Zoom knob Focus knob Exhaust vent AC inlet Power switch Elevator button DVI D Y CB PB CR PR COMPONENT VIDEO S VIDEO VIDEO COMPUTER CONTROL DVI D port COMPONENT VIDEO ports Y CB PB CR PR VIDEO port S VIDEO port COMPUTER port CONTROL port Intake vent Lamp cover Strap hole Elevator foot Elevator foot Bottom of projector Ele...

Page 4: ...etween the modes for the optical black ASPECT button toggles between the modes for the aspect ratio Cursor buttons the same as the above MENU button the same as the above BRIGHT buttons controls the brightness of the whole screen DVI button selects the DVI D port input PC button selects the COMPUTER port input COMPO button selects the COMPONENT VIDEO port input POWER LIGHT OPTBLK ASPECT MENU BRIGH...

Page 5: ...adjustment Press the MENU button to display the Easy menu If Advance menu comes up move to the Easy menu Select RESET in the Easy menu and press or ENTER button to open the RESET menu window Choose EXECUTE with button Note that no signal input may have the projector reset its adjustments 5 Select PICTURE GAMMA in the Advanced menu to set to DEFAULT1 Note that PICTURE menu is not selectable with no...

Page 6: ...ence adjustment Signal pattern for internal adjustment Adjustment procedure 1 Open FACTORY MENU and then select OPTION CNV V Use R and or B so that three colors of images can be converged at center top and bottom of the screen 2 In the same way select OPTION CNV H and use R and or B so that three colors of images can be converged at center left and right of the screen 4 3 E POS adjustment vertical...

Page 7: ... BRT and G in the FACTORY MENU Because we want to keep the best contrast ratio 5 Then adjust colors R and B 6 Select GAMMA SUB CNT and G in the FACTORY MENU If the background is white solid press the ENTER key on the Remote control trasmitter to change to W monochrome in the 33 tone grayscale 7 Adjust GAMMA SUB BRT R and B in the FACTORY MENU so that low brigtness white balance is best 8 Adjust GA...

Page 8: ...h of the points starting in order from the low numbers 5 Adjustment point No 1 should not be adjusted because it controls the brightness of the entire screen 6 To temporarily turn correction off place the cursor on C UNIF in the Adjust Tone menu and press the key The ON OFF menu appears Place the cursor on ON with the key and press the key To turn it on again place the cursor on OFF and press the ...

Page 9: ...2 R and B so that the coordinates are as follows x x1 0 005 y y1 0 010 9 Similarly measure adjustment points No 3 to No 17 and adjust their color coordinates start ing in order from the small number points This completes adjustments required for MIN Note Since excessive correction may lead to a correction data overview during internal calculations use the following values for reference No 2 to No ...

Page 10: ...st makes it easy to see color shading 7 Next view measurement points No 4 No 5 No 12 No 13 and make similar adjustments 8 Then adjust measurement points No 6 No 7 No 8 No 9 No 14 No 15 No 16 and No 17 This completes the MIN tone adjustments 9 Make similar another three tones as described in steps 1 to 8 above 8 3 16 17 9 11 6 14 2 12 15 13 10 7 4 1 5 8 3 16 17 9 11 14 12 15 13 10 4 1 5 6 2 7 8 3 1...

Page 11: ...confirm the below conditions Then retry the same adjustment Description a Installing the air filter correctly b No obstruction and dust on air filter If not good condition clean or replace the air filter c Using the proper type of air filter d Installing the PWB assembly SENSOR correctly e Connecting the proper wires to E7A1 and E981 firmly f The component I7A2 on the PWB assembly MAIN stands vert...

Page 12: ...roubleshooting Check points P601 P701 P501 1 14 15 28 IV03 EW01 E805 E802 E301 IV06 E7A1 E301 E801 E804 E806 D841 C S307 S301 MENU S302 INPUT E800 D301 POWER D302 TEMP D303 LAMP 1 12 PWB assembly REMC TSW PWB assembly MAIN ...

Page 13: ...V Power unit circuit Lamp door SW Fuse on the Filter unit Filter unit Reset the Lamp door NO YES Disconnect TSW form Power unit circuit And check TSW short or open PWB assembly Main Short YES TSW Open Is the Lamp door installed correctly NO What is the state of TEMP indicator D302 Not light Blinks Jump to on the page 14 1 1 3 5 7 3 5 7 ...

Page 14: ...P indicator D302 Not light Blinks DC FAN Lamp H 3 3V L 0V L OV 1 Is the voltage at the of E804 on the PWB assembly Main fixed to L during warming up L 0V Measure sure voltage at the cathode pin of D841 on the PWB assembly Main DC FAN Panel YES Normal Does the signal at the pin of E801 have a amplitude of 3 3V and a frequency of 40Hz or more PWB assembly Main Is the voltage at the of E804 on the PW...

Page 15: ...V 4 1V Power unit circuit NO YES YES SM5301BS IC NO Are voltage input at pins of E800 on the PWB assembly Main 12V 17V 6 6V 4 1V At Video selected At S video selected At Component video selected PWB assembly Main LCD module assembly TE 8200 PF IC Check at operating mode 7 1 3 5 Picture is not displayed only when the VIDEO S VIDEO Component Signal is input 7 1 3 5 Is the signal waveform observed on...

Page 16: ...or starting 4 PC starting When not operating PC set up change of cable Can not control to RS 232C PWB assembly Main NO YES NO YES Use cross cable Check the RS 232C cable Are pin No 2 and 3 crossed Power unit circuit Check the power supply voltage of E800 the voltage correct 12V 17V 6 6V 4 1V 7 1 3 5 ...

Page 17: ...ded solder thoroughly after the lead free solder has been completely melted do not apply the soldering iron without solder Servicing soldering iron A soldering iron with a temperature setting capability temperature control function is recommended The melting point of lead free solder is higher than leaded solder Use a soldering iron that maintains a high stable temperature large heat capacity and ...

Page 18: ...screws 3 Lift up the rearward of the PWB assembly MAIN to the front while pushing rear portion of bottom case toward the outside so that the terminals of MAIN board may not be caught in bottom case And then dis connect cable 6 3 Cautions When Removing The Power Unit BALLAST When removing the cable CNBAR connected to Power Unit BALLAST there is danger of damaging the small PWB connecting cables REA...

Page 19: ...anels and optical filters 1 Preparation Please prepare cleaning tools and materials as follows And prepare relatively clean room not to work in additional dust while removing operation 1 Swab for cleaning P NX08061 Cotton stick L147 2 Air duster Dust blower spray can 3 Vacuum cleaner 2 Disassemble and open the maintenance hole 1 Turn off the projector and unplug the power cord 2 Remove the top cov...

Page 20: ...hard clean them again after powering off disconnecting power cord and remov ing Intake upper While removing the dust separated dust will be blown off by air cooling system Please pay attention not to damage panel and filters 5 Re assembly 1 Turn off the set and remove the PWB assembly MAIN 2 Set the intake LID 3 Re assemble the PWB assembly MAIN 4 Re assemble the set 5 While re assembling please c...

Page 21: ...a battery away from children and pets Do not recharge short circuit solder or disassemble a battery Do not allow a battery in a fire or water Keep batteries in a dark cool and dry place If you observe a leakage of a battery wipe out the flower and then replace a battery If the flower adheres your body or clothes rinse well with water immediately 1 Remove the battery cover Slide back and remove the ba...

Page 22: ...tes 2 After making sure that the projector has cooled adequately remove the filter cover and the air filter Hold its release buttons while pulling up it 3 Apply a vacuum cleaner to the filter cover and the air filter To replace the air filter Contact your dealer to prepare a new air filter Tell the dealer your air filter type number NJ09452 4 Insert the cleaned air filter or a new air filter and r...

Page 23: ...in your eyes or mouth Before replacing the lamp make sure the power switch is off and the power cable is not plugged in then wait at least 45 minutes for the lamp to cool sufficiently Handling the lamp while hot can cause burns as well as damaging the lamp Never unscrew except the appointed marked by an arrow screws Do not open the lamp cover while the projector is suspended from above This is dang...

Page 24: ...w lamp and retighten firmly two screws unscrewed in the previous process to lock it in place 7 Slide the lamp cover into place and retighten firmly the screw of the lamp cover unscrewed in the process number 4 8 Turn on the projector power and reset the lamp timer 1 While the projector running press the MENU button to open the menu If EASY menu appears move to ADVANCE menu 2 Choose the OPTION on t...

Page 25: ...al processing To avoid such phenomena AUTO function should be used with the full size picture that has bright tone on its peripheral Note 1 The phenomenon at the failure of AUTO adjustment depends on resolution of input source scene of pic ture etc 2 There is no failure above in AUTO with video source through VIDEO S VIDEO or COMPONENT input The reason is why recognition of input signal s standard...

Page 26: ...ing confi rmed the following items please turn the power ON again Is there blockage of the air passage aperture Is the air filter dirty Does the peripheral temperature exceed 35 C CLEAN THE AIR FILTER POWER OFF FIRST THEN CLEAN THE AIR FILTER AFTER CLEANING THE AIR FILTER RESET THE FILTER TIMER A note of precaution when cleaning the air filter Please immediately turn the power OFF and clean or chang...

Page 27: ...the projector has sufficiently cooled down please make confirmation of the following items and then turn the power on again Is there blockage of the air passage aperture Is the air filter dirty Does the peripheral temperature exceed 35 C If the same indication is displayed after the treatment please change the lamp by referring to the section Lamp Blinking In Red or Lighting In Red Turned off Blinkin...

Page 28: ...on for 10 seconds or change of input signal To end immediately use one of buttons except buttons Set operating time display method accumulated lamp time display method 1 Select OPTION from the Advance menu then place the cursor on the LAMP TIME 2 Press the Reset button once then press LIGHT button of the remote control for 3 seconds or more to display the screen shown below The menu will close aft...

Page 29: ...04 T201 Connect and lock CNPWR connector to CN101 completely Do not insert incorrectly Circuit power system is 4P Ballast power system is 3P Confirm CN102 and CN103 are correctly connected as they cannot be accessed later Confirm CNBAR is correctly connected as it cannot be accessed later CN1 Connect and lock connector CN1 completely FEB2 FEB1 Attach FEB2 ferrite core to CNPWR close to circuit boa...

Page 30: ...of ballast power block 1 Secure FEB3 CNPOW Assembly procedure 1 Pass CN1 and CD2 through slit in insulation sheet of circuit board power block 2 Connect one end of CNPWR to ballast power 3 When attaching ballast power block to circuit power block pass TSW and CNPOW through ballast power block fastener Lock fastener CNBAR Pass TSW and CNPOW through ballast power case fastener and lock fastener FEB2...

Page 31: ...ugs 45 as shown Power case Position ring lugs so they do not contact duct or power case as shown left Filter circuit board Side of power case A side view A To lamp door switch FG CD2 CNSH Arrange FG CD2 and CN1 wiring as shown above Keep FEB1 close to filter circuit board ZTP2 Tape and secure panel fan connector lead to curved section of aluminum holder with ZTP2 Panel fan FEB1 Pass panel fan cabl...

Page 32: ...nel fan internal air sensor external air sensor and CNRM lead 2 Attach iris lead 3 Attach TSW 4 Connect lamp lead Attach FEB4 5 Do not snag CN1 Optical engine exhaust duct mounting wiring TSW Confirm TSW marking is YS11A85A D Assemble with marking facing duct FEB4 Maintain clearance around duct to prevent leads snagging when mounting optical engine exhaust duct Attach FEB4 to lamp lead Keep close ...

Page 33: ...t board Shield I O metal Attach flexible cable as shown below Flexible cable Connector Base Fit flexible cable securely into connector base Insert with correct surface up as connector contacts on top surface only Move the lock hinge in the direction of the arrow and lock securely Pass external air sensor and panel fan leads through hook on top of intake upper Pull toward rear of set and remove sla...

Page 34: ...34 PJ TX100 C11H 8 Disassembly diagram M Meter screw T Tapping screw ...

Page 35: ...35 PJ TX100 C11H M Meter screw T Tapping screw ...

Page 36: ...ve connector cover Take off connector of lamp lead 3 To remove power board from shield case push board in direction of arrow and unlock catches a and b on board holders with screwdriver Lift board toward d Unlock catch c with screwdriver and remove holding e a b c d e Notice 4 Align shield case joints Outside Outside 5 Attach lamp case bracket as shown below after removing dichroic optics unit and...

Page 37: ... CUSHION CONTROL BUTTON ASS Y BOTTOM CASE ASS Y RUBBER FOOT ADJUST FOOT FILTER COVER ASS Y LAMP DOOR ASS Y AC PANEL LENS CAP ASSY D SUB SCREW AIR FILTER ASSY THERMISTOR A THERMISTOR B DC FAN LAMP DC FAN LAMP PBS DC FAN PANEL LENS SHIFT X DIAL LENS SHIFT Y DIAL DICHROIC OPTICS UNIT PWB ASS Y MAIN PWB ASS Y REMOTE CONT PWB ASS Y SENSOR CPC36 CONNECTOR SM5301BS 26 27 28 29 30 31 32 33 34 CK50241U HA0...

Page 38: ...n on the computer power supply and after the computer has started up turn on the projector power supply Communications setting 19200 bps 8N1 1 Protocol Consist of header 7 bytes Command data 6 bytes 2 Header BE EF 03 06 00 CRC_low CRC_high CRC_low Lower byte of CRC flag for command data CRC_high Upper byte of CRC flag for command data 3 Command Data Command Data Chart byte_0 byte_1 byte_2 byte_3 b...

Page 39: ...crement command 1 The computer sends the decrement code Header Command data 05H 00H type 2 bytes 00H 00H to the projector 2 The projector decreases the setting value on the above setting code 3 The projector returns the response code 06H to the computer When the projector cannot understand the received command When the projector cannot understand the received command the error code 15H is sent bac...

Page 40: ... 20 00 00 Decrement BE EF 03 06 00 3E D3 05 00 03 20 00 00 BRIGHT Reset Execute BE EF 03 06 00 58 D3 06 00 00 70 00 00 CONTRAST Get BE EF 03 06 00 FD D3 02 00 04 20 00 00 Increment BE EF 03 06 00 9B D3 04 00 04 20 00 00 Decrement BE EF 03 06 00 4A D2 05 00 04 20 00 00 CONTRAST Reset Execute BE EF 03 06 00 A4 D2 06 00 01 70 00 00 MODE Set NORMAL BE EF 03 06 00 23 F6 01 00 BA 30 00 00 CINEMA BE EF 0...

Page 41: ...nt BE EF 03 06 00 2A FE 04 00 93 30 00 00 Decrement BE EF 03 06 00 FB FF 05 00 93 30 00 00 User Gamma Point 5 Get BE EF 03 06 00 38 FF 02 00 94 30 00 00 Increment BE EF 03 06 00 5E FF 04 00 94 30 00 00 Decrement BE EF 03 06 00 8F FE 05 00 94 30 00 00 User Gamma Point 6 Get BE EF 03 06 00 C4 FE 02 00 95 30 00 00 Increment BE EF 03 06 00 A2 FE 04 00 95 30 00 00 Decrement BE EF 03 06 00 73 FF 05 00 9...

Page 42: ...03 06 00 0B F5 05 00 B7 30 00 00 COLOR Get BE EF 03 06 00 B5 72 02 00 02 22 00 00 Increment BE EF 03 06 00 D3 72 04 00 02 22 00 00 Decrement BE EF 03 06 00 02 73 05 00 02 22 00 00 COLOR Reset Execute BE EF 03 06 00 80 D0 06 00 0A 70 00 00 TINT Get BE EF 03 06 00 49 73 02 00 03 22 00 00 Increment BE EF 03 06 00 2F 73 04 00 03 22 00 00 Decrement BE EF 03 06 00 Fe 72 05 00 03 22 00 00 TINT Reset Exec...

Page 43: ...Get BE EF 03 06 00 0D 83 02 00 00 21 00 00 Increment BE EF 03 06 00 6B 83 04 00 00 21 00 00 Decrement BE EF 03 06 00 BA 82 05 00 00 21 00 00 V POSITION Reset Execute BE EF 03 06 00 E0 D2 06 00 02 70 00 00 H POSITION Get BE EF 03 06 00 F1 82 02 00 01 21 00 00 Increment BE EF 03 06 00 97 82 04 00 01 21 00 00 Decrement BE EF 03 06 00 46 83 05 00 01 21 00 00 H POSITION Reset Execute BE EF 03 06 00 1C ...

Page 44: ...3 06 00 79 D7 02 00 17 20 00 00 VIDEO FORMAT Set AUTO BE EF 03 06 00 9E 75 01 00 00 22 0A 00 NTSC BE EF 03 06 00 FE 71 01 00 00 22 04 00 PAL BE EF 03 06 00 6E 70 01 00 00 22 05 00 SECAM BE EF 03 06 00 6E 75 01 00 00 22 09 00 NTSC4 43 BE EF 03 06 00 5E 72 01 00 00 22 02 00 M PAL BE EF 03 06 00 FE 74 01 00 00 22 08 00 N PAL BE EF 03 06 00 0E 71 01 00 00 22 07 00 Get BE EF 03 06 00 0D 73 02 00 00 22 ...

Page 45: ... 01 30 03 00 Get BE EF 03 06 00 F4 D2 02 00 01 30 00 00 LANGUAGE Set ENGLISH BE EF 03 06 00 F7 D3 01 00 05 30 00 00 FRANÇAIS BE EF 03 06 00 67 D2 01 00 05 30 01 00 DEUTSCH BE EF 03 06 00 97 D2 01 00 05 30 02 00 ESPAÑOL BE EF 03 06 00 07 D3 01 00 05 30 03 00 ITALIANO BE EF 03 06 00 37 D1 01 00 05 30 04 00 NORSK BE EF 03 06 00 A7 D0 01 00 05 30 05 00 NEDERLANDS BE EF 03 06 00 57 D0 01 00 05 30 06 00...

Page 46: ...BE EF 03 06 00 3B EF 01 00 C0 30 00 00 TURN ON BE EF 03 06 00 AB EE 01 00 C0 30 01 00 Get BE EF 03 06 00 08 EF 02 00 C0 30 00 00 Message Set TURN OFF BE EF 03 06 00 8F D6 01 00 17 30 00 00 TURN ON BE EF 03 06 00 1F D7 01 00 17 30 01 00 Get BE EF 03 06 00 BC D6 02 00 17 30 00 00 AUTO POWER OFF Get BE EF 03 06 00 08 86 02 00 10 31 00 00 Increment BE EF 03 06 00 6E 86 04 00 10 31 00 00 Decrement BE E...

Page 47: ... 232C S Video TEMP SENSOR TEMP SENSOR SELECTOR S H Level shift L3E06110 DVI TMDS receiver with HDCP SiI169 DDC FAN CONTROL PANEL X tal MCLK 132MHz X tal DCLK 77MHz S P LED IR RECEIVER SENSOR PWB REMC PWB IR RECEIVER IRIS MOTOR MOTOR DRIVER Image_PROCESSOR PW168A 10V LAMP DOOR SW FILTER PWB POWER SUPPLY PWB CIRCUIT Video Buffer SM5301BS Sync sep TE8200PE S H Level shift L3E06110 S H Level shift L3E...

Page 48: ...2 VCC SUB 24 DIRX 3 GND DVI EG01 25 ENB4 26 ENB3 27 ENB2 28 ENB1 CNME 29 NRG E7A1 1 GND 1 PWB 30 N C 2 HPLL 2 assembly 31 LCCOM 3 NC 3 SENSOR 32 VDDY 33 CLY 34 CLY 35 DY 36 N C E301 1 OUT TEMP SENSOR 2 GND OUTSIDE E302 1 OUT TEMP SENSOR 2 GND INSIDE AC INLET E800 CNPOW 1 FAN12 6V 1 CN102 1 L 1 2 FAN GND 2 2 NC 2 3 17V 3 3 N 3 4 GND 4 5 6 0V 5 6 6 0V 6 7 4 3V 7 8 4 3V 8 9 GND 9 10 GND 10 CN04 CNTS ...

Page 49: ...49 PJ TX100 C11H 13 Basic circuit diagram Parts with hatching are not mounted 6 5 4 3 2 1 6 5 4 3 2 1 E D C B A PWB assembly REMC C11H PWB assembly SENSOR C11H ...

Page 50: ...50 PJ TX100 C11H FILTER UNIT C11H A B C D E A B C D E 1 2 3 4 5 6 ...

Page 51: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 POWER UNIT BALLAST C11H For handling of the circuit diagram refer to the warning on the cover Warning Consists of 12 resistors ...

Page 52: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 POWER UNIT CIRCUIT C11H For handling of the circuit diagram refer to the warning on the cover Warning ...

Page 53: ...PWB assembly MAIN 1 C11H ...

Page 54: ...PWB assembly MAIN 2 C11H ...

Page 55: ...PWB assembly MAIN 3 C11H ...

Page 56: ...PWB assembly MAIN 4 C11H ...

Page 57: ...PWB assembly MAIN 5 C11H ...

Page 58: ...PWB assembly MAIN 6 C11H ...

Page 59: ...PWB assembly MAIN 7 C11H ...

Page 60: ...PWB assembly MAIN 8 C11H ...

Page 61: ...PWB assembly MAIN 9 C11H ...

Page 62: ...PWB assembly MAIN 10 C11H ...

Page 63: ...PWB assembly MAIN 11 C11H ...

Page 64: ... BALLAST POWER UNIT CIRCUIT PWB assembly MAIN 1 PWB assembly MAIN 2 PWB assembly MAIN 3 PWB assembly MAIN 4 PWB assembly MAIN 5 PWB assembly MAIN 6 PWB assembly MAIN 7 PWB assembly MAIN 8 PWB assembly MAIN 9 PWB assembly MAIN 10 PWB assembly MAIN 11 Basic circuit diagram list ...

Page 65: ...QR61191 PJ TX100 C11H YK No 0546E Digital Media Division Printed in Japan JE ...