Hitachi CP-X995W Service Manual Download Page 27 | Manualshive

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CP-X995W

27

CP-X995W

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Summary of Contents for CP-X995W

Page 1: ... 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 replacing to the LCD module assembly do not hold the FPC of the LCD module a...

Page 2: ...atures High brightness High resolution RGB output terminal RS 232C Communication Mouse emulation Power zoom and power focus functions Complies with VESA DDC1 2B specifications Auto adjustment function 2 Specifications ...

Page 3: ...3 CP X995W 3 Names of each part Parts names ...

Page 4: ...4 CP X995W ...

Page 5: ...5 CP X995W 2 2 2 OSD Message The messages as described below may appear on the screen at power ON Take the appropriate measures when such messages appears ...

Page 6: ...6 CP X995W Indicators Message The POWER indicator LAMP indicator and TEMP indicator are lit and blank as follows Take the appropriate measures ...

Page 7: ...r the Setup menu will appear b Next press the RESET button one time And press the RESET button again for 5 seconds or more the Adjustment menu will appear 4 2 Ghost adjustment Signals for internal adjustment Adjustment procedure 1 Use DAC P GHOST R in the Adjustment menu to adjust so that R color ghost is at a minimum Press the RESET button then raise the value When a ghost appears to the left of ...

Page 8: ...he same way use DAC P NRSH G in the Adjustment menu to adjust vertical stripes of G color 4 In the same way use DAC P NRSH B in the Adjustment menu to adjust vertical stripes of B color 4 3 Flicker adjustment V COM adjustment Signals for internal adjustment Adjustment procedure 1 Make this adjustment after completing the adjustment in 4 2 Ghost adjustment 2 Use DAC P V COM R in the Adjustment menu...

Page 9: ...GAMMA SUB CONTRAST and G in the Adjust menu so that brightness of 28 steps is best 4 Don t adjust GAMMA SUB BRIGHT and G in the Adjust menu Because we want to keep the best contrast ratio 5 Then adjust colors R and B 6 Select GAMMA SUB CONTRAST and G in the Adjust menu If the background is white solid press the MENU SELECT key on the Remote control trasmitter to change to W monochrome in the 28 to...

Page 10: ...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 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 ...

Page 11: ...that the coordinates are as follows x x1 0 003 y y1 0 005 Target x x1 0 010 y y1 0 020 9 Similarly measure adjustment points No 3 to No 17 and adjust their color coordinates starting 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 refere...

Page 12: ...just 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 image will have cyan cast in which case R is increased On the ...

Page 13: ...o 11 deviation range No 4 deviation range No 12 deviation range No 5 deviation range No 13 deviation range No 6 deviation range No 7 deviation range No 8 deviation range No 9 deviation range No 14 deviation range No 15 deviation range No 16 deviation range No 17 deviation range ...

Page 14: ...14 CP X995W 5 Troubleshooting Check points at trouble shooting Top view without upper case Connectors on the back side of PWB assembly DRIVE are drawn by dotted line ...

Page 15: ...15 CP X995W ...

Page 16: ...16 CP X995W ...

Page 17: ...17 CP X995W ...

Page 18: ...18 CP X995W ...

Page 19: ...19 CP X995W ...

Page 20: ...ore removing the drive PWB Before 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 assembly or send the whole unit LCD Lens Prism assembly back to HITACHI where we will replace the malfunctioning part recondition t...

Page 21: ...itch power OFF wait approximately 20 minutes and switch power ON again If the LAMP indicator is still red replace the lamp Lamp Option Lamp DT00491 Contact your dealer before replacing the lamp Before replacing the lamp switch power OFF remove the power cord from the power outlet and wait 45 minutes until the lamp has cooled The lamp may explode if handled at high temperatures Loading the Batterie...

Page 22: ...eset the lamp timer always when replacing the lamp The message functions will not operate properly if the lamp timer is not reset correctly Replacing the Lamp 1 Switch the projector OFF remove the power cord from the power outlet and wait at least 45 minutes for the unit to cool 2 Prepare a new lamp 3 Check that the projector has cooled sufficiently and gently turn it upside down 4 Loosen the two ...

Page 23: ...ve the filter cover and the air filter 3 Clean the air filter with a vacuum cleaner 4 Set the air filter and the filter cover Replacing the Air filter Replace the air filter if contamination cannot be removed or if it is damaged 1 Switch the projector power supply OFF and remove the power cord from the power outlet 2 Remove the filter cover and the old filter 3 Set the new filter and filter cover ...

Page 24: ...24 CP X995W 7 Block diagram ...

Page 25: ...25 CP X995W 8 Wiring diagram ...

Page 26: ...26 CP X995W ...

Page 27: ...27 CP X995W １２ ...

Page 28: ...28 CP X995W １２ ...

Page 29: ...29 CP X995W 9 Basic circuit diagram Parts with hatching are not mounted ...

Page 30: ...30 CP X995W ...

Page 31: ...CP x995W 31 32 6 5 4 3 2 1 6 5 4 3 2 1 A B C D E F G POWER UNIT BALLAST P4XM2 ...

Page 32: ... 1 FG R211 ZD203 C303 CN103 N L CN1 NC Q106 3 Q105 4 R210 C205 R209 R204 R208 GND C121 C308 D202 43T 4T D108 R127 R205 R123 PC302 R315 C313 10 L305 R312 11 R307 R306 5 R317 C316 4 ZERO Q102 C314 9 12 C105 IC301 R301 L303 G GND L302 3 N 6T Not Mount C208 C310 C111 C317 FG FB308 R316 L301 R113 FB101 R314 C302 6 4 C305 7 L D102 C118 C315 14T Not Mount Not Mount 12T PC302 FB307 Not Mount D304 D305 4T ...

Page 33: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W female female female PWB assembly RGB 1 P4XM2 35 36 ...

Page 34: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W male PWB assembly RGB 2 P4XM2 37 38 ...

Page 35: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W 68 68 68 68 68 PWB assembly VIDEO 1 P4XM2 39 40 ...

Page 36: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W to PWB POWER 1 8K 7 5K 1K PWB assembly VIDEO 2 P4XM2 41 42 ...

Page 37: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W 68K 3 3K 3 3K 910 4 7K NTCCM16084BH 472JC PWB assembly FAN 1 P4XM2 43 44 ...

Page 38: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W PWB assembly FAN 2 P4XM2 45 46 ...

Page 39: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W PWB assembly FAN 3 P4XM2 47 48 ...

Page 40: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W serial parallel PWB assembly DRIVE 1 P4XM2 49 50 ...

Page 41: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W 0 01 PWB assembly DRIVE 2 P4XM2 51 52 ...

Page 42: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W 68K 15K 39K 680P PWB assembly DRIVE 3 P4XM2 53 54 ...

Page 43: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W for DVI 27K P4XM2 PWB assembly DRIVE 4 55 56 ...

Page 44: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W PWB assembly DRIVE 5 P4XM2 57 58 ...

Page 45: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W 1 8K PWB assembly DRIVE 6 P4XM2 59 60 ...

Page 46: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W PWB assembly DRIVE 7 P4XM2 61 62 ...

Page 47: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W AD9888 140 I101 PWB assembly DRIVE 8 P4XM2 63 64 ...

Page 48: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W PWB assembly DRIVE 9 P4XM2 65 66 ...

Page 49: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W PWB assembly DRIVE 10 P4XM2 67 68 ...

Page 50: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W 68 68 68 68 68 68 PWB assembly DRIVE 11 P4XM2 69 70 ...

Page 51: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W MB87J1652PFFS G BND IF01 PWB assembly DRIVE 12 P4XM2 71 72 ...

Page 52: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W PWB assembly DRIVE 13 P4XM2 73 74 ...

Page 53: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X995W 75 76 PWB assembly DRIVE 14 P4XM2 ...

Page 54: ...2 NC 5 POWER5 23 GND 6 FAN S 24 NC 7 LAMP S 25 NC 8 COVER S 26 GND 9 FTH 27 NC 10 FAN CONT 28 NC 11 COOL 29 NC 12 GND 30 GND 13 FTH IN B 31 GND 14 ECO 32 GND 15 FTH IN G 33 MUTE 16 FAN CONT2 34 GND 17 NC 35 FAN 12 5V 18 FAN CONT3 36 FAN GND G 1 NC 19 VID1 2 DY 20 VID2 3 CLY 21 VID3 4 CLY 22 VID4 5 VDDY 23 VID5 6 LCCOM 24 VID6 7 NRS1 25 VID7 8 NRG 26 VID8 9 ENBX1 27 VID9 10 ENBX2 28 VID10 11 ENBX3 ...

Page 55: ...79 CP X995W 11 Disassembly diagram ...

Page 56: ...80 CP X995W ...

Page 57: ...important to safety Before replacing any of there com ponents read carefully the PRODUCT SAFETY NOTICE of this Service Manual Don t degrade the safety of the projector through improper servicing NOTE As for the maintenance of failure portion please don t exchange any parts except mentioned in the parts list below ...

Page 58: ...ter has started up turn on the projector power supply Control jack D sub 15 pin shrink jack Projector Computer RS 232C jack D sub 9 pin Communications setting 19200bps 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 ...

Page 59: ...creasing 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 proj...

Page 60: ...84 CP X995W ...

Page 61: ...85 CP X995W ...

Page 62: ...86 CP X995W ...

Page 63: ...87 CP X995W ...

Page 64: ...88 CP X995W ...

Page 65: ...89 CP X995W MEMO ...

Page 66: ...CP X995W YK No 0523E Digtal Media Division QR53611 Printed in Japan S ...

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