Hitachi CP-X980W Service Manual Download | Manualshive

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CP-X980W
CP-X985W

18

Picture is not displayed (is wrong)
when the VIDEO Signal

NO

Change the PWB

DRIVE. Does picture

is displayed ?

PWB ass'y DRIVE

YES

PWB ass'y RGB

NO

YES

Change the PWB

RGB. Does picture

is displayed ?

PWB ass'y VIDEO

Picture is not displayed (is wrong)
when the all Signals

NO

Change the PWB

DRIVE. Does picture

is displayed ?

PWB ass'y DRIVE

YES

NO

NO

YES

Does a start up

screen display it ?

It input power of

PWB ass'y DRIVE

correct ?

EDS2

Change the PWB

ass'y VIDEO. Does a picture

of anything display it ?

YES

PWB ass'y RGB

LCD Panel

NO

Power unit (Circuit)

NO

YES

PWB ass'y VIDEO

YES

Change the PWB

RGB. Picture is displayed.

Does a RGB picture

display it ?

1 : +9V
3 : +16.5V
5 : +5V
7 : +5V(standby)
9 ~ 11 : +4.3V

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17
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Summary of Contents for CP-X980W

Page 1: ...ecomes too 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 turn on the projector 4 Do not touch the exhaust fan during operation 5 The LCD module assembly is likely to be damaged If replacin...

Page 2: ...site Component Y C NTSC 4 43NTSC PAL M PAL SECAM N PAL only compulsion mode 480i 480p 575i 720p 1035i 1080i Y 1 0Vp p 75 termination Cb Cr 0 7Vp p 75 termination Pb Pr 1 0Vp p 75 termination Type T M D S Video signal DC 150 1200mV AC 1 56Vp p Sync signal TTL level Type R G B separate Video signal 0 7Vp p 75 termination Sync signal H V separate or composite TTL level 200mVrms 20k or less 0 200mVrms...

Page 3: ...inks when the lamp is off POWER Indicator This indicator lights or blinks during standby and during operation FOCUS Button Used to adjust the focus of the image on the screen INPUT Button Press this button to switch the input The input changes in the following sequence each time this button is pressed MENU Button Displays the image menu RESET Button Used to reset the initial settings TEMP Indicato...

Page 4: ...y remote control by connecting to a personal computer RGB IN 1 Terminal D sub 15 pin shrink RGB IN 2 Terminal D sub 15 pin shrink RGB OUT Terminal D sub 15 pin shrink CONTROL Terminal D sub 15 pin shrink AUDIO IN RGB1 Terminal Stereo mini pin jack AUDIO IN RGB2 Terminal Stereo mini pin jack AUDIO OUT Terminal Stereo mini pin jack COMPONENT VIDEO Y Terminal RCA jack CB PB Terminal RCA jack CR PR Te...

Page 5: ...EZE Button VOLUME Button MUTE Button ZOOM Button Used to click the right mouse button Used to click the right mouse button REMOTE CONTROL TRANSMITTER NOTE To prevent any malfunction Do not give the Remote control transmitter any physical impact Take care not to drop Do not place the heavy objects on the Remote control transmitter Do not wet the Remote control transmitter or place it on any wet obj...

Page 6: ...r it cannot be displayed Indicator display The POWER indicator LAMP indicator and TEMP indicator will light or blink in the following cases Lamp is not inserted or lamp door is not closed Securely insert the lamp or close the lamp door POWER indicator LAMP indicator TEMP indicator Meaning Remedy Lights orange Lights red Lights red Lights red Lights red Lights green Blinks green Blinks orange Stand...

Page 7: ...se DAC P GHOST R in the Adjustment menu to adjust so that R color ghost is at a minimum Set the adjustment value to 16 then raise the value When a ghost appears to the left of a vertical line reduce the value by 2 steps 2 In the same way use DAC P GHOST G in the Adjustment menu to adjust so that G color ghost is at a minimum 3 In the same way use DAC P GHOST B in the Adjustment menu to adjust so t...

Page 8: ...FAULT Now press the RESET key again and press the MGNIFY OFF button of the Remote control transmitter for 5 seconds or more the confirming to MICRO reset menu will appear Adjustment procedure 1 First adjust the G color 2 BRIGHT and CONTRAST set to MAX in the Setup menu 3 Place the cursor on Slide Show in the Adjustment menu A D press the key three times to display G monochrome and adjust the illum...

Page 9: ...oordinates x y at the center of the screen take on the following values x 0 280 0 001 y 0 340 0 002 19 Adjust Gamma 29 R and B so that the color coordinates x y at the center of the screen take on the following values x 0 275 0 001 y 0 333 0 002 20 Adjust Gamma 14 R and B so that the color coordinates x y at the center of the screen take on the following values x 0 260 0 001 y 0 315 0 002 21 Adjus...

Page 10: ...s of the entire screen 6 To temporarily turn correction off place the cursor on ON in the Adjust Tone menu and press the key To turn it on again place the cursor on OFF in the Adjust Tone menu and press the key 7 Although this adjustment can also be made using internal signals we will here use the MENU SELECT key on the Remote control transmitter to select the following two signals Solid monochrom...

Page 11: ...es are as follows If y y1 0 02 y y1 0 02 0 01 If y y1 0 02 y y1 0 02 0 01 7 Similarly measure adjustment points No 10 to No 17 and adjust their color coordinates starting in order from the small number points 8 Then adjust MIN tone R and B Measure the color coordinates of measurement point No 2 and adjust No 2 R and B so that the coordinates are as follows x x1 0 005 y y1 0 010 9 Similarly measure...

Page 12: ...lor intensity is lower than measurement point No 1 5 Now adjust the MIN tone for colors R and B 6 View measurement points No 2 No 3 No 10 and No 11 Adjust the R and B of each measurement point so that they have the same color as measurement point No 1 Adjustment technique First adjust B of the point whose color is to be adjusted so that it approximates that of No 1 If R is low at this time the ima...

Page 13: ... 11 2 10 1 16 14 12 8 6 4 8 4 16 14 12 3 11 2 14 15 10 5 7 15 10 1 2 13 15 5 7 12 4 1 8 17 13 1 3 11 16 9 5 17 9 15 13 7 5 3 17 9 11 6 17 9 6 13 7 5 14 12 10 4 6 2 8 16 3 11 2 1 16 14 12 8 4 8 4 16 14 12 3 2 14 15 10 5 7 15 10 1 2 13 5 7 12 4 1 17 13 1 3 5 11 9 11 8 16 15 10 6 No 2 deviation range No 10 deviation range No 3 deviation range No 11 deviation range No 4 deviation range No 12 deviation...

Page 14: ...1 EMD1 30 1 EDI2 EPBX EPRX EPGX 30 1 EDI1 PWB ass y DRIVE PROJECTION LENS The power supply input of PWB ass y DRIVE EDS2 Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Power supply voltage value 9V GND 16 5V GND 5V GND 5V standby GND 4 3V GND Top view without upper case Connectors on the back side of PWB ass y DRIVE are drawn by dotted line ...

Page 15: ...of standby LED Does ON with Remote control transmitter YES Change the PWB ass y KEYBOARD Does power can be turned PWB ass y KEYBOARD YES NO PWB ass y TEMP YES Does sound with shu when POWER SW it on NO Disconnect connector from PWB ass y TP SW And retry turn on Power unit circuit Change the PWB ass y DRIVE Does power can be turned Change the PWB ass y VIDEO Does power can be turned ...

Page 16: ...B ass y FAN NO YES Change the PWB ass y FAN Put on MAIN SW and does lamp light By the state of not PWB ass y DRIVE What is the state of LAMP indicator during operation Change the Lamp Does Lamp light Change the Power unit Ballast Does Lamp light Is the Lamp cover set YES YES Is the Lamp connection LIMIT SWITCH LAMP LAMP DOOR YES YES NO Change the LIMIT SWITCH LAMP LAMP DOOR Does Lamp light Does bl...

Page 17: ...DIGITAL Signal PWB ass y DRIVE PWB ass y RGB NO YES Change the PWB ass y DRIVE Does a picture is displayed Picture is displayed when the RGB or VIDEO Picture is not displayed is wrong when the RGB Signal output Picture is displayed when the RGB PWB ass y FAN Change the PWB ass y DRIVE Does a picture is displayed PWB ass y RGB NO YES Change the PWB ass y RGB Does a picture is displayed PWB ass y VI...

Page 18: ...layed is wrong when the all Signals NO Change the PWB DRIVE Does picture is displayed PWB ass y DRIVE YES NO NO YES Does a start up screen display it It input power of PWB ass y DRIVE correct EDS2 Change the PWB ass y VIDEO Does a picture of anything display it YES PWB ass y RGB LCD Panel NO Power unit Circuit NO YES PWB ass y VIDEO YES Change the PWB RGB Picture is displayed Does a RGB picture di...

Page 19: ...y VIDEO Can not control to mouse RS 232C not control NO Change the PWB ass y DRIVE Does control to mouse PWB ass y DRIVE YES PWB ass y FAN YES Change the PWB ass y FAN Does control to mouse NO PWB ass y RGB Can not control to USB mouse NO Change the PWB ass y FAN Does control to USB mouse PWB ass y FAN YES PWB ass y DRIVE YES Change the PWB ass y DRIVE Does control to USB mouse NO PWB ass y RGB YE...

Page 20: ...lacing 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 that c...

Page 21: ... of community authorities Since the lamp is made of glass do not apply shock to it and do not scratch it Also do not use old lamp This could also cause explosion of the lamp If it is probable that the lamp has exploded explosive sound is heard disconnect the power plug from the power outlet and replace lamp In rare cases the reflector and the inside of the projector may be damaged by scattered bro...

Page 22: ...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 Lamp cover Screw Lamp Screw 6 3 High altitude Operation Mode When using the unit in low atmospheric pressure areas you can boost the fan speed to increase cooling efficiency 1 While video is being displayed press the MENU button on the remote control and whi...

Page 23: ...enerator Color Uniformity Gamma Control 1 3type LCD Panel 1 3type LCD Panel 1 3type LCD Panel Image Processor Clamp RGB AD 1st PLL Digital RGB TMDS Receiver Audio AMP DC POWER Regurator Selector Volume Control CPU Zoom Focus Motor Driver PWB AC Inlet SW PWB AC Filter USB Video S Video Component Audio IN Video Audio IN RGB 1 Audio IN RGB 2 Audio OUT SP Lamp FAN FAN FAN FAN FAN FAN SP CTL PWB RGB PW...

Page 24: ...PWB FILTER Speaker R Speaker L Top Top Those parts shall be pulled out and left on the outside until the optical unit is mounted Taping TAPE4 Speaker L shall be secured in such a way that there is no space between the tape wire and the surface of the board The wire shall be laid so that it is located under the screw boss The wire shall be laid so that there shall be no slack and then secured The a...

Page 25: ...all be mounted on the front duct cover prior to mounting the optical engine PWB SENSOR Front duct cover Front duct cover CN101 PAS5 PAS4 Purse lock 8 Purse lock 8 CN101 POWER UNIT CIRCUIT Vertical side lamp fan The wire shall be laid so that it passes through the inside of the mounting bracket for fan 581 Lamp SW LSW1 PWB R C ERM2 CNRM LSW2 SP L PH connector Junction connector connected to LSW2 LS...

Page 26: ... Particular care shall be taken to prevent the CNDS1 CNDS2 from getting entangled in mounting bracket DVI when mounting the PWB FAN Particular attention shall be paid when tightening the screw Tightening the screw PWB FAN Pass the purse lock through the hole of the PWB FAN prior to mounting the PWB FAN Insert connectors ELLF and ELMF with the help of markings as those connectors are identical Hori...

Page 27: ... corner of this sheet POWER UNIT BALLAST The connectors for the ballast and power fan shall be clamped to the fan cover with a purse lock PWB DRIVE Screw Washer CNSG The CNSG shall be secured to the PWB DRIVE with a screw Flexible cable R panel Flexible cable G panel Flexible cable B panel It shall be securely fitted to PWB FAN G01 Particular care shall be taken to prevent the wire stopper from be...

Page 28: ...CP X980W CP X985W 28 6 5 4 3 2 1 6 5 4 3 2 1 E D C B A PWB ass y TEMPERATURE PWB ass y REMOTE CONTROL PWB ass y RELAY PWB ass y SENSOR 9 Basic circuit diagram Parts with hatching are not mounted ...

Page 29: ...CP X980W CP X985W 29 PWB ass y FILTER A B C D E A B C D E 1 2 3 4 5 6 ...

Page 30: ...CP X980W CP X985W 30 MEMO ...

Page 31: ...CP X980W CP X985W 79 PC ABS PC ABS PC ABS 2 3 1 5 4 6 13 9 10 10 24 14 23 7 11 12 8 15 17 22 19 18 20 21 16 Remove a FRONT COVER ASS Y before you remove a UPPER CASE ASS Y 11 Disassembly diagram ...

Page 32: ...CP X980W CP X985W 80 PC ABS PC ABS PC GF PC GF ABS 31 25 29 30 50 32 28 26 49 27 35 36 39 41 42 40 44 43 22 37 38 16 45 47 46 45 33 34 48 ...

Page 33: ...P SHEET P3 11 GS00422 DC FAN LAMP H 43 PE00111 RUBBER FOOT 12 NJ05401 LAMP SWITCH HOUSE 44 QD21691 LAMP COVER ASS Y 13 PM20671 P4 DECO PANEL 45 QJ00621 ADJUST FOOT 14 JP04364 PWB ASS Y RGB 46 MU00832 AIR FILTER 15 DT00341 P4 LAMP UNIT ASS Y 47 QD20882 FILTER COVER ASS Y 16 QD21683 BOTTOM CASE ASS Y CP X985W 48 JP04375 PWB ASS Y SENSOR 16 QD21681 BOTTOM CASE ASS Y CP X980W 49 JP04367 PWB ASS Y RELA...

Page 34: ...6 00 CRC_low CRC_hige 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 Action low high byte_2 byte_3 Type low high byte_4 byte_5 Setting code low high Action Classification Content Action byte_0 1 1 SET Change setting to desired value 2 GET Read projector internal setup value 4 INCREMENT Increment setup...

Page 35: ...r Decreasing the projector setting value Decrement 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 a command sent by the projector cannot be understood by the computer When the command sent by the ...

Page 36: ...00 02 30 00 00 Menu Color Set Red BE EF 03 06 00 7F D3 01 00 03 30 00 00 Orange BE EF 03 06 00 EF D2 01 00 03 30 01 00 Green BE EF 03 06 00 1F D2 01 00 03 30 02 00 Blub BE EF 03 06 00 8F D3 01 00 03 30 03 00 Purple BE EF 03 06 00 BF D1 01 00 03 30 04 00 Transparent BE EF 03 06 00 2F D0 01 00 03 30 05 00 Gray BE EF 03 06 00 DF D0 01 00 03 30 06 00 Get BE EF 03 06 00 4C D3 02 00 03 30 00 00 Startup ...

Page 37: ... 70 00 00 Tint Reset Execute BE EF 03 06 00 7C D1 06 00 0B 70 00 00 Keystone Reset Execute BE EF 03 06 00 08 D0 06 00 0C 70 00 00 Auto Execute BE EF 03 06 00 91 D0 06 00 0A 20 00 00 Blank on off Set off BE EF 03 06 00 FB D8 01 00 20 30 00 00 on BE EF 03 06 00 6B D9 01 00 20 30 01 00 Get BE EF 03 06 00 C8 D8 02 00 20 30 00 00 Error Status Get BE EF 03 06 00 D9 D8 02 00 20 60 00 00 Example of Return...

Page 38: ... BE EF 03 06 00 DF D3 04 00 07 20 00 00 Decrement BE EF 03 06 00 0E D2 05 00 07 20 00 00 Aspect Set 4 3 BE EF 03 06 00 9E D0 01 00 08 20 00 00 16 9 BE EF 03 06 00 0E D1 01 00 08 20 01 00 Small BE EF 03 06 00 FE D1 01 00 08 20 02 00 Get BE EF 03 06 00 AD D0 02 00 08 20 00 00 Display Position at 16 9 or Small Set Default BE EF 03 06 00 62 D1 01 00 09 20 00 00 Bottom BE EF 03 06 00 F2 D0 01 00 09 20 ...

Page 39: ... 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 00 00 Video NR Set off BE EF 03 06 00 B6 73 01 00 06 22 00 00 on BE EF 03 06 00 26 72 01 00 06 22 01 00 Get BE EF 03 06 00 85 73 02 00 06 22 00 00 Progressive Set off BE EF 03 06 00 4A 72 01 00 07 22 00 00 TV BE EF 03 06 00 DA 73 01 00 07 22 01 00 CINEMA BE EF...

Page 40: ...23 02 00 01 23 00 00 PinP Audio ch Set RGB BE EF 03 06 00 BA 22 01 00 03 23 00 00 Video BE EF 03 06 00 2A 23 01 00 03 23 01 00 Get BE EF 03 06 00 89 22 02 00 03 23 00 00 FOCUS Increment BE EF 03 06 00 6A 93 04 00 00 24 00 00 Decrement BE EF 03 06 00 BB 92 05 00 00 24 00 00 Zoom Increment BE EF 03 06 00 96 92 04 00 01 24 00 00 Decrement BE EF 03 06 00 47 93 05 00 01 24 00 00 Sync on G Set off BE EF...

Page 41: ...CP X980W CP X985W 89 MEMO ...

Page 42: ...CP X980W Digital Media Systems Division CP X985W ...

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