Hitachi CP-X940E Скачать руководство пользователя страница 16 | Manualshive

Страница: 16 / 51

background image

– 16 –

No picture is displayed although

there is the RGB signal input.

Is

picture

displayed either

selected RGB1 or

RGB2 ?

Are signal

input at each pin of

EDI1 on the PWB

ass’y drive?

PWB ass’y input terminal RGB

PWB ass’y drive

PWB ass’y signal

PWB ass’y input
terminal RGB

Power unit

(circuit)

NO

YES

YES

NO

Is the

voltage at pin

of EDI1 on the PWB

ass’y drive set to "H" when

RGB1or 2 is

selected?

NO

YES

Is

the 1/2

selected signal

changed at pin of I211

on the PWB ass’y

drive

NO

YES

"L"=RGB1, "H"=RGB2
("H"=5V)

PWB ass’y drive

Check at operating mode

to : R signal
to : G signal
to : B signal
: H sync
: V sync

"H" = 5V

2
7

12

4
9

14

21
22

33

3

10

«
...
14
15
16
17
18
...
»

Содержание CP-X940E

Страница 1: ...48 13 Replacement parts list 50 Contents Caution 1 When replacing the lamp avoid burns to your fingers The lamp becomes very hot 2 Never touch the lamp bulb with a finger or anything else Never drop it or give it a shock They may cause bursting of the bulb 3 This projector is provided with a high voltage circuit for the lamp Do not touch the electric parts of power unit main when turning on the pr...

Страница 2: ... Y 1 0Vp p 75Ω termination C 0 286Vp p NTSC burst signal 75Ω termination 0 3Vp p PAL SECAM burst signal 75Ω termination RGB input output Video signal Analog RGB input 0 7Vp p 75Ω termination Sync signal H V separate TTL level Audio Input 200mVrms 20kΩ or less Output 0 200mVrms 1kΩ Speaker output 1W 1W stereo Power supply AC100 120V 2 9A AC220 240V 1 3A 50 60Hz Power consumption 260W Dimensions 248...

Страница 3: ...the lamp does not light TEMP indicator This blinks when fan is abnormal INPUT button To select the input source Each time this button is pressed the input source is changed in sequence as shown below ZOOM knob Adjusts picture size FOCUS ring Adjusts focus MENU button Picture adjustments RESET button Resets unit to factory settings Lens cap MUTE button Silences the sound Cancels the mute when the u...

Страница 4: ... Connect the provided power cord MAIN POWER switch Main power ON OFF switch OFF ON RGB output terminal D sub 15pin shrink terminal RGB output can be displayed even in the standby mode CONTROL terminal D sub 15pin shrink terminal AUDIO input terminal Stereo mini jack 1 2 AUDIO output terminal RGB VIDEO Stereo mini jack Remote control sensor S VIDEO IN RGB IN CONTROL AUDIO OUT AUDIO IN 1 2 RGB OUT 1...

Страница 5: ...on is the left click of the mouse bottom button RESET RIGHT button When displays the on screen menus resets the menu item to factory settings When operates the mouse emulation works as right click of mouse in computer mode After moving the picture POSITION ON resets the position to factory settings MOUSE ON button Mouse emulation mode starts When menu are open or blank screen is displayed or icon ...

Страница 6: ...ess the RESET button on projector or remote control MENU ON button during displaying the lamp used time 3 Select the 0 on the screen using the MENU button or DISK PAD DISK PAD LAMP 1500 hr LAMP 1500 0 CANCEL Function Operation Displayed the operating time of the lamp Press the RESET button of the projector or the TIMER button of the remote control for 3 seconds Reset the operating time of the lamp...

Страница 7: ...P AFTER REPLACING LAMP RESET THE LAMP TIMER The lamp has been in service for long Replacement with a new lamp is recommended The lamp will go off automatically when the lamp replacement time is exceeded 1 1 This message are not displayed after 3 minutes But this message are displayed when you turn on the power again 2 It is possible to again turn on the power however the power will go off after ab...

Страница 8: ...s than 2 lx VIDEO GAMMA DAC_P S H AIR FLOW SUB BRIGHT SUB CONTRAST WHITE POSI BLACK2 POSI V COM C UNIFORMITY Fig 4 2 a Parameters in the DAC_P of the ADJUSTMENT menu Fig 4 1 ADJUSTMENT menu VIDEO GAMMA DAC_P S H S H TIMING GHOST SUB H POSI REFRESH Fig 4 2 b Parameters in the S H of the ADJUSTMENT menu 4 1 2 Selection of adjustment When any parts in the table 4 1 is changed choose the profer adjust...

Страница 9: ... visual check At the best position tighten the screw a little so that the filter cannot shift See Fig 4 3 b 7 Slide the P O filter for RED on its base in order to get rid of the reddish tint of the image by visual check After finding out the best position tighten the screw in a little order not to change the color of the image See Fig 4 3 b 8 Remove the PWB ass y DRIVE again to tighten up the scre...

Страница 10: ...so that color balance of top and bottom is best by visual check This is control correction wave for Vertical Saw C UNIFORMITY H R RP horizontal correction for R horizontal Saw C UNIFORMITY H R PB horizontal correction for R horizontal Parabola C UNIFORMITY H B RP horizontal correction for B horizontal Saw C UNIFORMITY H B PR horizontal correction for B horizontal Parabola C UNIFORMITY V B RP verti...

Страница 11: ...A VESA 60 timing signal to input a 0 7Vpp green primary signal Adjust the luminance with SUB CONTRAST W to Ax0 95 20 lx 6 Return to procedure 4 to check the luminance is within the specification If it is out of the specification repeat the procedure 4 5 7 Use the XGA VESA 60 timing signal to input a 0 0Vp p black pattern Adjust the luminance with DAC_P BLACK2 POSI W to Ax0 009 lx 8 Use the XGA VES...

Страница 12: ... go to the procedure a d below a Input a 0 7Vpp 16 steps primary blue signal with a timing signal of XGA VESA 60 b Adjust DAC_P BLACK2 POSI B so that the brightness between 1st and 2nd step is different slightly See Fig 4 5 c Input a 0 7Vpp 16 steps primary red signal with a timing signal of XGA VESA 60 d Adjust DAC_P BLACK2 POSI R so that the brightness between 1st and 2nd step is different sligh...

Страница 13: ...WB ass y input terminal video EVS1 PANEL TERMINAL SPEAKER R SPEAKER L I211 IS02 ETEP LED I201 1 1 1 50 1 52 14 1 1 32 32 32 1 ELCO EBLF EBAF P701 EDS1 P801 I510 P901 EDI1 EBOF EBAR R244 TOP VIEW without upper case SIDE VIEW without upper case I O DECO PANEL ...

Страница 14: ... at standby mode 12 5V 6 6V 16 5V Power unit circuit AC inlet Power switch FUSE Power unit ballast NO YES Is voltage at R244 on the PWB ass y signal at standby mode H H 2 5V Disconnect ETEP for sensor from PWB ass y drive And retry turn on sensor OK L PWB ass y drive NO 1 1 4 6 12 12 4 6 ...

Страница 15: ...nd of ELCO on the PWB ass y drive And check again Set the Lamp again NG NG MICRO SWITCH for LAMP OK Is voltage supplied at pin of EDS1 on the PWB ass y drive NG Power unit circuit PWB ass y drive OK Is the Lamp cover set correctly YES Set the Lamp cover NO MICRO SWITCH for LAMP DOOR NG NG Check after trying to get on the projector 12 5V Short between and of EBAF on the PWB ass y drive and retry Is...

Страница 16: ...B ass y drive PWB ass y signal PWB ass y input terminal RGB Power unit circuit NO YES YES NO Is the voltage at pin of EDI1 on the PWB ass y drive set to H when RGB1or 2 is selected NO YES Is the 1 2 selected signal changed at pin of I211 on the PWB ass y drive NO YES L RGB1 H RGB2 H 5V PWB ass y drive Check at operating mode to R signal to G signal to B signal H sync V sync H 5V 2 7 12 4 9 14 21 2...

Страница 17: ...SI on the PWB ass y input terminal VIDEO Video signal Y signal C signal PWB ass y signal PWB ass y signal Power unit circuit PWB ass y input terminal VIDEO NO YES NO 9V YES Check at operating mode Input both S signal composite video signal 1 1 3 5 6 6 3 5 No picture is displayed although there is the VIDEO signal input ...

Страница 18: ... y drive NO YES See page 18 Are signal input at each pin on the PWB ass y drive NO YES PWB ass y drive PSIG GND VSIG 15 5V HST HCLK GND ENB VCK VST PCG 15 5V COM IS02 V sync IS02 H sync I510 120 124 126 128 132 R signal data I510 133 140 G signal data I510 110 111 B signal data PWB ass y DIGITAL Are signal input at these pins of EDI1 on the PWB ass y drive NO YES PWB ass y drive PWB ass y input te...

Страница 19: ...l and audio R signal input at terminals of each speaker YES NO No sound both RGB and VIDEO signal input PWB ass y signal Speaker Check at operating mode 10 10 8 8 Can not control to mouse or RS232C Are the signals input at pins of I201 on the PWB ass y drive PWB ass y drive YES PWB ass y RGB NO Mouse TD RD Pin No RS232C PS 2 ADB Serial 1 2 3 6 7 9 10 12 13 14 SEL0 RTS GND RDP TDP CLK DATA SEL0 RTS...

Страница 20: ... VGA3 4 5V 7 8V 4 5V 1H 17 s 1 PSIG Uniformity Signal 1 9V 1 9V 3 0 5 0V 7 8V 3 0 5 0V 1H 17 s 3 14 VIDEO SIGNAL 1H 17 s 5V 17 HST 360 s 5V 180ns 18 19 HCK1 HCK2 1H 17 s 5V 29 PCG 1 6 s 7 5V DC 31 COM 1V 5V 25 VST 34 s 1H 17 s 5V 24 VCK 5V 1H 17 S 23 ENB 1 8 S ...

Страница 21: ...ore Replacing the LCD Lens Prism You should not replace separately the parts of the liquid crystal LCD Lens Prism because it works properly only when used together Therefore regarding these parts you can either replace part LCD Lens Prism Ass y or send the whole unit LCD Lens Prism Ass y back to Hitachi where we will replace the malfunctioning part recondition the device and send it back to you In...

Страница 22: ... LAMP COVER 5 and remove the LAMP 2 Remove the UPPER CASE ASS Y Refer to item 6 2 1 3 Remove the PWB ASS Y DRIVE Refer to item 6 2 2 4 Remove the SPEAKER Refer to item 6 2 3 5 Remove the PWB ASS Y POWER UNIT BALLAST Refer to item 6 2 4 6 Remove the HOOD inside DC FAN POWER 36 by two clips 7 Remove a screw on the filter for LCD panels to remove the filter 8 Remove tape black on the DICHROIC OPTICS ...

Страница 23: ... will light when the lamp becomes too hot Turn off the power and let the projector cool for 45 minutes Turn on Lamp Reflector Front glass Lamp 6 3 About Lamp Replacement Light source lamp has a service life The picture will become dark or color will be poor when the lamp is used for a long time If usage of lamp is continued in such cases it could cause a malfunction Replace lamp with new one As re...

Страница 24: ...t in malfunctioning 5 Install the lamp cover and fix it using screws To prevent burn install the lamp cover and secure it using the screws Do not turn on the power with lamp cover removed Whenever the lamp is replaced reset the total operation time of the lamp Do not reset if the lamp has not been replaced Do not perform resetting without changing the lamp as this can cause lamp breakage Screw Lam...

Страница 25: ... filter 2 Clean the LCD module ass y Don t remove the LCD ass y 1 Blow the air on the LCD module by Dust blower See Fig 1 2 If dusts are still on wipe it with the special glass cleaning cloth 3 Check dust condition Fig 1 3 Clean the Air filter 1 Remove the air filter from the front of the projector 2 Wipe the air filter with a cloth moistened with water or neutral detergent and wipe with a dry clo...

Страница 26: ... 26 8 Block Diagram ...

Страница 27: ...B ASS Y SIGNAL and remove it slowly because it is hard when you remove a connector EPOW Caution CNPOW CNVID CNDS1 CNSPR CNSPL LSW POWER UNIT CIRCUIT PWB SIGNAL PWB VIDEO PWB FILTER EVS1 EH01 ESV1 ESD1 EPOW E4L E4R CNPWR Fix the cable with an adhesive tape so that it may not be caught in the rib Caution ETEM DC FAN EXHAUST PWB ASS Y SW PWB ASS Y TEMP DICHROIC OPTICS UNIT CNCOL ...

Страница 28: ...R UNIT BALLAST PWB ASS Y DRIVE CNSG CNSPL CNSPR CNDS1 Slider CNRGB CNRGB 1 It turns it to lift the cable side of Slider a white part Be careful because it breaks easily 2 After a CNRGB cable is inserted it turns it to push both sides in both hands and it closes firmly PWB ASS Y TEMP ...

Страница 29: ...B C E D D E C B A A 6 5 4 3 2 1 PWB ass y COLOR ...

Страница 30: ...B C E D D E C B A A 6 5 4 3 2 1 PWB ass y DIGITAL AUTO SETUP IC ...

Страница 31: ...to POWER UNIT PWB ass y SIGNAL B C E D D E C B A A 6 5 4 3 2 1 ...

Страница 32: ...B C E D D E C B A A 6 5 4 3 2 1 PWB ass y VIDEO ...

Страница 33: ... 33 A B C D E A B C D E 1 2 3 4 5 6 POWER UNIT CIRCUIT 1 2 ...

Страница 34: ... 34 A B C D E A B C D E 1 2 3 4 5 6 POWER UNIT CIRCUIT 2 2 ...

Страница 35: ...B C E D D E C B A A 6 5 4 3 2 1 PWB ass y DRIVE 1 9 ...

Страница 36: ...B C E D D E C B A A 6 5 4 3 2 1 PWB ass y DRIVE 2 9 ...

Страница 37: ...B C E D D E C B A A 6 5 4 3 2 1 DAGND BLOCK PWB ass y DRIVE 3 9 ...

Страница 38: ...B C E D D E C B A A 6 5 4 3 2 1 PWB ass y DRIVE 4 9 ...

Страница 39: ...B C E D D E C B A A 6 5 4 3 2 1 PWB ass y DRIVE 5 9 ...

Страница 40: ...B C E D D E C B A A 6 5 4 3 2 1 PWB ass y DRIVE 6 9 ...

Страница 41: ...B C E D D E C B A A 6 5 4 3 2 1 PWB ass y DRIVE 7 9 ...

Страница 42: ...B C E D D E C B A A 6 5 4 3 2 1 PWB ass y DRIVE 8 9 ...

Страница 43: ...PWB ass y DRIVE 9 9 43 ...

Страница 44: ...B C E D D E C B A A 6 5 4 3 2 1 PWB ass y RGB 1 3 ...

Страница 45: ... female female female B C E D D E C B A A 6 5 4 3 2 1 B R S B R S PWB ass y RGB 2 3 ...

Страница 46: ... male SERIAL MOUSE RS232C B C E D D E C B A A 6 5 4 3 2 1 PWB ass y RGB 3 3 ...

Страница 47: ...ntake 1 2 3 4 1 FAN1_S 2 BOTTOM 3 GND 4 N C 1 FAN2 S 2 BACK 3 GND 1 POWER 2 GND LCD module ass y B 1 PSIG 2 AGND 3 VSIG1 4 VSIG2 5 VSIG3 6 VSIG4 7 VSIG5 8 VSIG6 9 VSIG7 10 VSIG8 11 VSIG9 12 VSIG10 13 VSIG11 14 VSIG12 15 HVDD 16 RGT 17 HST 18 HCK2 19 HCK1 20 AGND 21 AGND 22 BLK 23 ENB 24 VCK 25 1 PSIG 2 AGND 3 VSIG1 4 VSIG2 5 VSIG3 6 VSIG4 7 VSIG5 8 VSIG6 9 VSIG7 10 VSIG8 11 VSIG9 12 VSIG10 13 VSIG...

Страница 48: ...sassembly Diagram 3X10 3X10 3X8 3X12 3X35 3X8 3X10 3X8 3X10 3X8 3X8 3X8 3X10 3X10 3X20 3X16 3X8 3X10 3X10 3X10 3X30 3X8 3X8 15 4 1 34 9 2 6 32 35 25 7 27 38 8 21 11 20 10 37 3 16 33 42 28 22 39 19 18 36 29 2 25 ...

Страница 49: ... 49 3X8 3X8 3X12 3X8 23 22 26 31 38 30 24 35 17 13 5 3 14 12 40 41 3X8 43 ...

Страница 50: ...THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA ...

Страница 51: ...47 Milano Italia ITALY Tel 39 02 487861 Tel 39 02 38073415 Servizio Clienti Fax 39 02 48786381 2 Email customerservice italy hitachi eu com HITACHI Europe AB Box 77 S 164 94 Kista SWEDEN Tel 46 0 8 562 711 00 Fax 46 0 8 562 711 13 Email csgswe hitachi eu com HITACHI EUROPE S A S Lyon Office B P 45 69671 BRON CEDEX FRANCE Tel 04 72 14 29 70 Fax 04 72 14 29 99 Email france consommateur hitachi eu co...

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