Hitachi CP-X325W, Service Manual

Page 1: ...k 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 ass y is likely to be damaged If replacing to the LCD module ass y do not hold the FPC of the LCD module ass y Service Warning October 2000 Digital M...

Page 2: ...L SECAM burst signal 75 termination RGB input Video signal Analog RGB input 0 7Vp p 75 termination Sync signal H V separate TTL level Audio input 200mVrms 47k Speaker output 1W 1W stereo Power supply AC100 120V 2 8A AC220 240V 1 2A Power consumption 250W Dimensions 298 W x 94 6 H x 228 D mm expect the foot adjuster Weight 3 2kg 7 1lbs Temperature range Operation 0 35 C Storage 20 60 C Accessories ...

Page 3: ...t Adjuster Button Air Filter and Intake for the Cooling Fan Rear Foot Adjuster INPUT Button LAMP Indicator TEMP Indicator POWER Indicator RESET Button MENU Button Ventilation Openings exhaust REAR RIGHT VIEW OF THE PROJECTOR Terminal Panel Refer below S VIDEO Terminal VIDEO IN Terminal AUDIO IN L Terminal AUDIO IN R Terminal AUDIO IN 1 Terminal AUDIO IN 2 Terminal AUDIO OUT Terminal Remote Control...

Page 4: ...to the service station CAUTION LASER RADIATION DO NOT STARE INTO BEAM WAVE LENGTH 650nm MAX OUTPUT 1mW CLASS 2 LASER PRODUCT RADIAZIONI LASER NON GUARDARE NEL RAGGIO LUCE APPARECCHIO LASER DI CLASSE 2 RAYONNEMENT LASER NE PAS REGARDER DANS LE FAISCEAU APPAREIL A LASER DE CLASSE 2 LASER STRAHLUNG NICHT IN DEN STRAHL BLICKEN LASER KLASSE2 MANUFACTURED PLACE OF MANUFACTURER A MADE IN JAPAN IEC60825 1...

Page 5: ...ent Adjustment procedure 1 Use DAC P GHOST W in the Adjustment menu to adjust so that 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 30 30 96 255 bit 0 255 bit 4 3 Flicker adjustment V COM adjustment Signals for internal adjustment Adjustment procedure 1 Make this adjustment after completing ...

Page 6: ... at the center of the screen are adjusted as follows Y A x 0 064 3 lx 7 Adjust Gamma 14 and G in the Adjust menu so that illuminance Y at the center of the screen is adjusted as follows Y A x 0 014 2 lx 8 Adjust Gamma 0 and G in the Adjust menu so that illuminance Y at the center of the screen is adjusted as follows Y A x 0 005 0 5 lx 9 Now adjust the R and B colors 10 Place the cursor on A D SLID...

Page 7: ...een 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 monochrome adjustment color ...

Page 8: ...nts No 3 to No 9 and adjust their color coordinates starting in order from the small number points 5 Then measure the color coordinates for adjustment point No 10 and adjust No 10 and G so that the color coordinates are as follows y y1 0 050 adjust Y only Similarly measure adjustment points No 11 to No 17 and adjust their color coordinates starting in order from the small number points 6 This comp...

Page 9: ... 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 other hand if R is excessive the image will have a magenta cast in which case R is decreased Overall a cyan cast makes it easy to see color shading 11 Next view measurement points No 4 No 5 No 12 and No 13 and make similar adjustments 12 Then adjust measurement points No 6 ...

Page 10: ...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 ran...

Page 11: ...W 5 Troubleshooting Check points at trouble shooting E806 E802 E801 P502 P602 P702 S301 E803 E807 E800 E302 ESPR E808 ESPL E804 D302 D301 D303 S303 S302 S305 E809 S306 EV01 S308 E101 S304 S307 S309 PWB ass y Main ...

Page 12: ...uit And check TSW short or open PWB ass y Main Short TSW Open What is the state of TEMP indicator D301 Not light Blinks PWB ass y SENSOR DC FAN EXHAUST What is the state of LAMP indicator D302 Not light Blinks 2 2 3 4 2 5 3 4 5 Is the LAMP connection OK Set the LAMP again H More than 6V Measure voltage at the TP73 of E809 on the PWB ass y Main L OV Limit SW PWB ass y SW PWB ass y Main Is the LAMP ...

Page 13: ...EMP indicator Not light Blinks DC FAN INTAKE A B H 3 3V L 0V Measure sure voltage at the of I303 on the PWB ass y Main 7 PWB ass y SENSOR Infinity Measure the resistancne of TH950 on the PWB ass y SENSOR at disconnecting E302 Connect E302 for PWB ass y SENSOR Light Is the voltage at L817 on the PWB ass y Main fixed to L during warming up Is the voltage at L818 on the PWB ass y Main set to L during...

Page 14: ...WB ass y Main PWB ass y Main PWB ass y Signal NO YES Check at operating mode TP1R R signal TP1G G signal TP1B B signal TP1H H sync TP1V V sync LCD Panel 30 27 24 10 21 11 20 Power unit circuit NO YES Are voltage input at pins of E800 on the PWB ass y Main TP46 14V TP47 17V TP48 6V TP49 4 3V 5 5 2 2 7 4 1 3 4 3 4 ...

Page 15: ...O YES Are voltage input at pins of E800 on the PWB ass y Main TP46 14V TP47 17V TP48 6V TP49 4 3V PWB ass y Main LCD module ass y Are signal input at these pins of EV01 on the PWB ass y Main NO YES PWB ass y Signal Check at operating mode 5 5 2 2 3 4 3 4 S CIN S YIN Composite video 8 10 12 ...

Page 16: ... of EV01 on the PWB ass y Main NO YES PWB ass y Signal Audio L Audio R 6 25 Can not control to RS 232C Are the signals input at each pin of EV01 on the PWB ass y Main PWB ass y Main YES PWB ass y Signal NO TXD RXD Pin No RS232C 1 2 3 6 7 9 10 12 13 14 SEL0 RTS GND RDP TDP Check at operating mode 2 1 ...

Page 17: ...ting cables and the PWB Ass y Signal 1 Disconnect 11 cables and remove 6 screws 2 Lift up the rearward of the PWB Ass y Main to the front 3 Disconnect 2 cables lifting the PWB Ass y Main PWB Ass y Main Disconnect the 2 board to board connectors E806 E802 E801 E803 E807 E302 E804 E809 PWB Ass y Main Remove 6 screws FRONT Lift up REAR Disconnect 2 cables ...

Page 18: ...ur distributor Air Filter Maintenance The air filter should be cleaned as described below at intervals of approximately 100 hours 1 Switch the projector power supply OFF and remove the power cord from the power outlet 2 Clean the air filter with a vacuum cleaner Switch power OFF and remove the power cord from the power outlet before beginning maintenance work Please read the separate SAFETY INSTRU...

Page 19: ... 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 ask your dealer to replace lamp The lamp is covered by front glass but in rare cases the reflector and the inside of the projector may be damaged by scattered br...

Page 20: ...the lamp When the lamp has been replaced after the LAMP indicator is red or the CHANGE THE LAMP message is displayed complete the following operation within ten minutes of switching power ON The power will be turned off automatically in over 10 minutes 1 Switch power ON and press the TIMER button on the Remote control transmitter or the RESET button on the control panel for approximately three sec...

Page 21: ...ator LAMP indicator and TEMP indicator will light or blink in the following cases Lamp is not inserted or Lamp cover is open Securely insert the lamp or shut the lamp door Inside temperature becomes high ON indicator LAMP indicator TEMP indicator Meaning Remedy Lights orange Lights red Lights red Lights red Lights red Lights green Blinks green Blinks orange Standby mode During warming up During op...

Page 22: ...CONTROL PANEL AC INPUT FAN CLAMP RGB IN CTL Flash ROM TIMING GENERATOR SP SUB CPU VIDEO DECORDER SAA7114 VOLUME CONTROL SIGNAL PWB Audio in Video IR RECEIVER OPTICAL UNIT PROJECTION LENS DC POWER REGURATO AUDIO_AMP Lamp COLOR UNIFORMITY FAN FAN FAN SRAM EEPROM 3rd_PLL A D AD9884A DDC RS 232C S Video IR RECEIVER DAC P S S P TEMP SENSOR SIGNAL SELECTOR FAN SP RGB IN RGB OUT MOUSE CTL USB ...

Page 23: ...1 LOUT ESM1 16 RGB R 1 E101 25 VST DF13 H 2 LOUT 17 GND 2 26 OWN 18 GND 3 27 HB SPEAKER 19 RGB G 4 28 VB 20 GND 5 29 PCG 21 GND 6 30 VVDD ESPR 22 RGB B 7 31 COM DF13 H 1 ROUT 23 GND 8 32 TEST 2 ROUT RGB1 IN 24 GND 9 25 RGB H INV 10 SPEAKER 26 RGB V INV 11 RGB2 IN 27 R1 R2 12 E941 28 5VST 13 E809 CNLC DF13 H 29 5VST 14 1 OUT 1 RGB OUT 30 GND 15 2 COVER 2 1 GND 16 PWB ass y 2 5VST 17 COVER LAMPSW CO...

Page 24: ...mperature switch lead Temperature switch To PWB ass y Main Cross the CNPOW and temperature switch lead Upper view Power unit circuit CN101 CN102 CN2 CN104 Power unit Ballast Power unit E950 PWB ass y sensor CNPOW To PWB ass y Main E808 To PWB ass y Main E800 To PWB ass y Main E302 Clamp the CNBAR CNPOW and CNTH PAS2 Side view Power unit Circuit Ballast Projection lens side Route the CNBAR lead thr...

Page 25: ...r of Power unit To PWB ass y Main E803 E807 CN1 Trans Claw Lead of Power unit Ballast PAS1 CN101 Route the earth lead of Optical unit through the inside of Duct plate and Optical unit Ballast cover Exhaust fan To Power unit circuit CN104 Panel B Sirocco fan Lamp Sirocco fan Panel R Sirocco fan Panel G Sirocco fan FOOT HOLDER Duct plate Upper view Removed PWB ass y Main TAPE1 Folding part of the le...

Page 26: ... CNTH between the Foot folder and Power unit You may insert which connector of E801 and E802 for Sirocco fan 2 You may insert which connector of E803 and E807 Cross the CNPOW and these lead These lead and not styling near the projection lens side To Speaker L To Speaker R CNRM CNLC Position of rib of front bezel CNPOW CNBAR and CNTH Position of rib of front bezel Styling not put in rib when front ...

Page 27: ... C4 C5 C9 C10 D4 R21 R36 R23 D13 R37 D7 C16 Q2 Q6 Q3 R40 R22 C8 FB1 R43 L1 D1 R44 R51 R49 R50 R9 R12 R14 R13 R15 R48 R47 R46 R45 R8 R24 R7 R6 R11 R10 R5 R4 D12 D6 C7 C6 Q7 SSS L3 C1 1 HB Lo Ho 2 3 C14 D16 D18 R25 R38 R27 D25 D24 R39 D19 Q8 R41 C12 C11 Q9 PC1 4 14 C2 Q4 Q5 R26 C13 C15 R28 LAMP PC2 PC1 PC2 12 9 8 10 1 2 5 3 7 6 R33 C50 VR C22 HI C POWER UNIT BALLAST TP Parts with hatching are not mo...

Page 28: ...8 C119 Q101 C116 C104 C103 C102 L101 L102 L104 D101 C106 C105 RC RC R115 T101 D103 CR101 RF101 R116 D104 R102 IC101 R109 R110 C117 C113 R106 C108 R111 R112 R113 R114 C114 TH101 5 8 3 6 2 1 4 7 C115 CN101 CN101 CN101 1 2 3 A E B D G H POWER UNIT CIRCUIT 1 2 to POWER UNIT CIRCUIT 2 2 A B C D E A B C D E 1 2 3 4 5 6 ...

Page 29: ... L304 C302 C308 R316 R308 C303 C311 Q307 R325 Q306 D303 D301 C314 R318 D304 C315 L305 R319 R304 R309 Q302 Q306 C301 R302 IC301 PC202 PC201 R307 R310 R322 R312 R306 R305 C309 C307 R301 C306 C310 C304 C313 C316 R313 R323 Q308 R321 R314 R320 L302 L303 D306 ZD301 Q301 GND GND GND GND GND SIGNAL 4 3V 4 3V 4 3V 4 3V FAN ON OFF 6V FAN GND SIGNAL 14 5V L TEMP L TEMP 17V CN102 3 CN102 2 CN102 13 CN104 1 CN...

Page 30: ... 30 CP X325W PWB ass y SWITCH PWB ass y SENSOR PWB ass y REMOTE ...

Page 31: ... 55 CP X325W 11 Disassembly diagram 5 1 2 6 8 9 7 3 27 23 25 27 T3X12 T3X12 M3X8 M3X65 M3X6 M3X6 M3X65 M Metric screw T Tapping screw ...

Page 32: ... 56 CP X325W T2X5 13 12 20 11 26 26 18 3 4 10 21 22 19 16 15 17 14 24 M3X8 M3X8 M3X8 M3X8 M3X8 M3X8 M3X25 M3X10 T3X12 T3X12 T3X12 T3X12 T3X10 T3X12 T3X12 M Metric screw T Tapping screw ...

Page 33: ...R ASS Y 7 PE00111 RUBBER FOOT UX07155 LCD LENS PRISM ASS Y 8 PH09271 FILTER COVER ASS Y DT00331 C4 LAMP UNIT ASS Y 9 MU01261 AIR FILTER PV00281 HANDLE C4 10 NJ04663 PWB HOLDER EA00561R CPC32 CONNECTOR 11 NJ04901 BALAST HOLDER EA01032R CPC32 LOW CONNECTOR 12 ME02542 BALAST COVER EV00631 POWER SUPPLY CORD US TYPE 13 PC04831 CONTROL BUTTON ASS Y EV00891 POWER SUPPLY CORD EUROPE TYPE W CORE 14 UE07625...

Page 34: ... 1 HL01571 Remote control transmitter Unit With laser pointer 2 EW06471 PS 2 RMU cable 3 EW06472 ADB RMU cable 4 EW06473 SERIAL RMU cable 5 EW05941 USB A B cable w core 6 HL01581 Remote Mouse Receiver Ass y 7 UK04661 Remote control transmitter Unit Ass y No 1 2 3 4 5 6 8 EW06561 RS 232C cable Ass y When you use the PS 2 RMU cable No 2 above or the ADB RMU cable No 3 the serial RMU cable No 4 and t...

Page 35: ...CRC flag for command data 3 Command data byte_0 byte_1 byte_2 byte_3 byte_4 byte_5 Action Type Setting code low high low high low high Command data chart Action byte_0 1 Action Classification Content 1 SET Change setting to desired value 2 GET Read projector internal setup value 4 INCREMENT Increment setup value by 1 5 DECREMENT Decrement setup value by 1 6 EXECUTE Run a command Caution The specif...

Page 36: ... 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 projector cannot...

Page 37: ...06 00 B0 D2 02 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 BLUE 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...

Page 38: ...B Reset Execute BE EF 03 06 00 D0 D3 06 00 06 70 00 00 Aspect Reset Execute BE EF 03 06 00 2C D2 06 00 07 70 00 00 Video Format Reset Execute BE EF 03 06 00 38 D1 06 00 08 70 00 00 Sharpness Reset Execute BE EF 03 06 00 C4 D0 06 00 09 70 00 00 Color Reset Execute BE EF 03 06 00 80 D0 06 00 0A 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 0...

Page 39: ... 06 00 3E D3 05 00 03 20 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 Color Balance R Get BE EF 03 06 00 01 D2 02 00 05 20 00 00 Increment BE EF 03 06 00 67 D2 04 00 05 20 00 00 Decrement BE EF 03 06 00 B6 D3 05 00 05 20 00 00 Color Balance B Get BE EF 03 06 00 45 D2 02 00 06 20 00 00 Inc...

Page 40: ...FE 82 05 00 03 21 00 00 Sharpness Get BE EF 03 06 00 F1 72 02 00 01 22 00 00 Increment BE EF 03 06 00 97 72 04 00 01 22 00 00 Decrement BE EF 03 06 00 46 73 05 00 01 22 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 Tint Get BE EF 03 06 00 49 73 02 00 03 22 00 00 Increment BE EF 03 06 00 2F 73...

Page 41: ... 65 CP X325W MEMO ...

Page 42: ...Printed in Japan M CP X325W YK No 0507E Digital Media Systems Division QR46911 ...