Casio XJ-450 Service Manual & Parts List Download Page 6

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2-3. Protection Circuit 2

Lamp

Exter

ior case (magnesium allo

Fireproof enclosure / Protection ground

er unit (330W)

Circuit which detects that the lamp is on

Excess current, e

xcess v

oltage

, e

xcess

heat

protection

Thremostat

Lens

DMD

Ther

mistor

Lamp co

er detect SW

Color wheel

Motor

Detects rotation

Motor (for ZOOM)

Detects rotation

Motor (for AF)

Detects rotation

Control circuit (Secondar

y circuit)

Counts hours f

or which the lamp has been lit

mper

ature

monitor

ing

Detects

diff

erent

abnor

mal

conditions

Cooling F

Detects rotation

Blast w

all

Summary of Contents for XJ-450

Page 1: ...R XJ 450 MAR 2004 without price Ver 7 Feb 2006...

Page 2: ...TECTION CIRCUIT 2 4 3 BASIC PRINCIPLE 3 1 DATA PROJECTOR 5 3 2 DISPLAYED PIXEL 6 3 3 BASIC STRUCTURE 7 4 REPAIR PRECAUTIONS 8 5 PASSWORD 10 6 DISASSEMBLY AND ASSEMBLY 11 7 DIAGNOSTIC PROGRAM 26 8 DATA...

Page 3: ...rminal Mini DIN4 pin 1 Audio input terminal Stereo mini jack 1 Audio output 1W monaural USB port USB TYPE B Environment Operating Temperature 5 to 35 C 41 to 95 F Operating Humidity 20 to 80 non conde...

Page 4: ...0W 13V 5V 3 3V Lamp 250W UHE To PWB GY791 1 DMD PCB GY791 2 Color Wheel AF Zoom Motor Optical Module TPA0172 FAN FAN Thermistor Lamp SW Control DMD USB LED CPU AF Sensor EEPROM I Chip keystone Audio R...

Page 5: ...ion Temperature Surplus voltage Surplus current Thermostat Monitors runaway User 2Requests lighting 1ON Key Monitors runaway 3Requests lighting Detects abnormal condition Detects abnormal condition 4P...

Page 6: ...voltage excess heat protection Thremostat Lens DMD Thermistor Lamp cover detect SW Color wheel Motor Detects rotation Motor for ZOOM Detects rotation Motor for AF Detects rotation Control circuit Seco...

Page 7: ...5 3 Basic Principle 3 1 Data projector DLP single panel metho lamp projection lens lens DMD color wheel condenser lens Total reflection mirror DLP single panel method...

Page 8: ...pixel One mirror makes up one pixel Clear image with high contrast Bright because the open area ratio is high Light source 3 DMDTM Micro mirror device side Light absorber Projection lens 3 pixel image...

Page 9: ...7 3 3 Basic structure...

Page 10: ...input the lamp time and unit time again to correctly figure out used hours of the lamp or the OPM unit 3 If the projector does not boot normally and the lamp time and the unit time are not known check...

Page 11: ...of projected light Actions Make sure to open the projector after turning the power off unplugging the AC power cord from the wall outlet and waiting to allow for the projector to sufficiently cool do...

Page 12: ...ess the correct password is entered by the remote controller Normal operation can be performed even when the dialog box appears 2 Resetting the password CONFIDENTIAL Note MAKE SURE NOT to let users re...

Page 13: ...es below NO Parts Name Specification Size NO Parts Name Specification Size S1 LAMP SCREW G790 RJA511931 001 S2 H5 SCREW A G790 RJA512301 001 S3 BIND SCREW S BDMA 2X4NI 2x4mm S4 FLAT SCREW A G408 A4479...

Page 14: ...moving the front panel pay utmost attention in handling the lens area The surface of the transparent acrylic plate in the AF auto focus area next to the lens on the right in the figure is especially d...

Page 15: ...13 2Remove three screws S2 on the back and then remove four screws S2 on the underside Screws S2 Screws S2 Removing the upper case 1Remove the pin which prevents the upper case from loosening Pin...

Page 16: ...panel in advance in order to be able to remove the PCB easily Remove one screw S3 and then the side panel 3Remove the upper case from the main unit 4Remove the FPC from the two connectors on the lowe...

Page 17: ...e step 2 Note Hold the whole connector and then remove it slowly This removes the main PCB CN430 3 6 7 4 5 2 1 0 8 A 9 1 CN580 2 CN581 3 CN560 4 CN570 5 CN530 6 CN430 7 CN316 8 CN630 9 CN615 0 CN420 A...

Page 18: ...Once peeled off it cannot be reused Replace it with new foil when assembling Also note that the foil should be fixed together with screws S4 3Remove three screws S4 and then remove the aluminum plate...

Page 19: ...s removes the lamp cover FPC Screw S8 Screws S3 Hexagon nut Screws S7 Cable tie Screws S6 Back connector Connector B Removing the power unit 1Remove two screws S6 in the connector B Note Remove the co...

Page 20: ...sely with one another Pay good attention not to damage them Screws S9 FPC and connectors Note There is a wing for the encoder between the zoom and the focus Bending this wing may touch the reader part...

Page 21: ...Note A rubber spacer which is a very small part is attached to the screw Be careful not to lose it Screws S10 Screw S10 2This removes the fan unit Note The cushion around the fan frame cannot be reus...

Page 22: ...wer case 1Remove two screws S3 Screws S3 Screws S3 Screws S2 Screw S11 Note Make sure to fix the lamp shield in the correct direction The thermister should be fixed in the lamp Removing the jack PCB b...

Page 23: ...S3 in the filter unit Screws S3 Screw S2 Screw S12 4Remove the remaining screw S2 in the back panel 5The back panel can be removed together with the filter unit 6Remove one screw S12 and then the ter...

Page 24: ...g Screw S13 Hooks Screw S3 Tape 8While holding the hooks in the inlet from both sides unhook them from the back panel 9Remove one screw S3 and then the noise prevention panel This removes the back pan...

Page 25: ...t unit 1Remove three screws S2 and then the tilt unit 1Remove four screws S14 IMPORTANT Put a soft cloth underneath in order to protect the lower lens and sensor window surface when placing the OPM un...

Page 26: ...cause deviance in the detected angle of keystone correction A fine thread attached on the acrylic plate may cause deviance of two to five degrees Fingerprints attached on the acrylic plate may cause d...

Page 27: ...the surface protection seal Do not forget to do so The acrylic plate is resistant to scratches to some extent since its surface is applied with hard coat 5Fix the product s front panel 6Fix three scr...

Page 28: ...auses the menu to appear which cancels the three key operation 2 Operation Use the cursor key to select the test items Use the Enter key to decide and execute the item Use the Esc key to return to the...

Page 29: ...splay starts to be NG 4 Select the Set Index Delay and press the Enter key The mean value between 2 and 3 is set as the Index Delay value and is displayed 2 DMD Rank Read The ranking of DMD is display...

Page 30: ...key The colors of LED mean the following conditions Red steady Waiting for input of the keys in red in the above figure Amber steady Waiting for input of the keys in amber in the above figure Off Wait...

Page 31: ...Unit Time The total ON time of the unit is displayed 6 Set Unit Time The total ON time of the unit is rewritten 1 Pressing the Enter key displays the following OSD Press the Enter key only when rewri...

Page 32: ...tion of all After initialization the display returns to the initializing menu This Initializing All initializes the following All items in the user menu Accumulated use hours of the lamp Language sett...

Page 33: ...distributed to only the employee of CASIO Computer Co Ltd and those persons concerned Environment Host PC OS Windows 98SE Me 2000 XP But a movement about all the OS isn t confirmed USB controller Upp...

Page 34: ...d with a USB cable Note Plug in the AC power cord of the projector after a host PC and the projector are connected with a USB cable 4Install the USB device driver according to the Add New Hardware wiz...

Page 35: ...are lighting red After about 10 seconds Power indicator is lighting orange and other indicators are light off 3 Transits a projector in the Backup Mode by pushing the following three keypads XJ 450 ES...

Page 36: ...ting Backup archive file xbk Save Save as Save the active Backup archive file xbk Action Get All Backup Datas Get all backup information from a projector collectively Set All Backup Datas Write all ba...

Page 37: ...combo box items The product model name selected in combo box must be same as the product connected with USB cable If deferent then a movement will be won t be assured Type the serial number example G...

Page 38: ...its in a projector Password Setting This category is password setting information only XJ 450 We can get password keys and On Off setting status And we can clear these item and write its in a project...

Page 39: ...on 1 Select a category item which contain a backup item which want to be get example Firmware Informations Firmware information list is showed in right side of view 2 Click a backup item which want to...

Page 40: ...2 Check in each check box of backup item which want to be get All check box is checked if push Select All button and all check box is checked off if push Deselect All button 3 Push Get from XJ device...

Page 41: ...od of the backup information is two ways AWriting an each backup item example Writing lamp on time information 1 Select a category item which contain a backup item which want to write example Operatin...

Page 42: ...button in the tool bar Set All Backup Datas dialog is showed 2 Check in each check box of backup item which want to write All check box is checked if push Select All button and all check box is checke...

Page 43: ...above operation 3Push OK button after edit the purpose data in the above dialog Attention in use 1Plag in special adapter to switch on before turn on a power supply of projector If you turn on a powe...

Page 44: ...2 68 V SUB PCB GY791 2 VRST Min 25 40 V Max 26 60 V VBIAS Min 25 40 V Max 26 60 V VCC2 Min 7 15 V Max 7 85 V 3 Confirming the current MAIN PCB GY791 1 13IN Typ 200 mA Max 354 mA 5IN Typ 950 mA Max 188...

Page 45: ...s 1 44 Detail 1 The thermistor is not connected 44 Detail 2 Communication error between CPU and SUB CPU 44 Detail 3 Error in the peripheral device of CPU 44 Detail 4 Error in the peripheral device of...

Page 46: ...ug and plug the AC power cord reset Code 10 Lamp 11 DMD 1d DAD1000 Detail 2 Lamp is off When the thermostat works When the lamp power detects an error such as abnormal high temperature When the lamp r...

Page 47: ...ht after reset 5f Communication error between SUB CPU and CPU or time out Detail 6 I2C communication error between CPU and DDP1000 Recovery Unplug and plug the AC power cord reset Code 90 91 8f Detail...

Page 48: ...nd by When the lamp is not off even though the lamp has been turned off Recovery Unplug and plug the AC power cord reset Code 1f 6 During the lamp renewal period LED status 1 LAMP Red flashing one sec...

Page 49: ...0 83 9 85 27 88 89 86 40 46 28 29 33 7 31 32 51 A B C E D 45 29 9 110 106 109 108 107 84 2 3 4 5 6 41 87 90 41 102 105 53 54 59 55 9 9 25 61 60 14 99 95 95 99 95 92 92 94 96 100 91 9 87 92 97 92 104 9...

Page 50: ...48 65 69 71 71 66 67 68 70 19 20 17 62 63 21 18 16 23 24 7 11 22 15 11 64 30 26 50 52 45 44 43 38 72 80 76 73 77 79 78 75 81 82 74 39 47 37 36 34 35 42 A B E C D 140 141...

Page 51: ...49 131 112 113 116 120 123 124 133 135 137 127 129 130 131 131 117 118 134 111 128 136 119...

Page 52: ...4 AK X N 12 1016 1132 MESH B RJA513459 001V01 Common 1 AS X N 13 1016 1133 PLATE COVER RJA513551 001V01 Common 1 AE X N 14 1016 1134 SEAL DUCT RJA513553 001V01 Common 1 AF X UPPER CASE ASSY N 15 1014...

Page 53: ...2 AA C N 46 1015 4245 SHADE OPM RJA513043 001V01 Common 1 AH C N 47 1015 7150 TAPE FILM KAPTON NO 650S 25 W20 Common 1 DB X N 48 1016 0577 THERMOSTAT SUBASSY RJA512199 001V01 Common 1 BK X N 49 1016...

Page 54: ...n 17 AA X 93 1014 6066 TAPE A RJA512164 001V02 Common 3 AB C 94 1013 8056 TAPE C RJA512185 001V01 Common 3 AA C 95 1014 6068 SPACER FAN RJA512289 001V02 Common 3 AA C N 96 1016 0125 FAN AFB0512HHD P93...

Page 55: ...L CASE F RJA512619 004V01 Korea 1 AD C N 128 1016 0433 LABEL CASE G RJA513325 001V01 Europe 1 AB C N 129 1016 0432 LABEL CASE H RJA513324 001V01 USA Canada 1 AC C 130 1015 1687 LABEL A RJA512622 001V0...

Page 56: ...54 13 Schematic Diagrams Main PCB 1 7 PW BLOCK...

Page 57: ...55 Main PCB 2 7 VGA INTERFACE...

Page 58: ...56 Main PCB 3 7 VIDEO BLOCK...

Page 59: ...57 Main PCB 4 7 MEMORY CONNECTOR BLOCK...

Page 60: ...58 Main PCB 5 7 DMD INTERFACE...

Page 61: ...59 Main PCB 6 7 SUB CPU BLOCK...

Page 62: ...60 Main PCB 7 7 IP00C782 BLOCK...

Page 63: ...61 Jack PCB PWB G790 C 3 Connector PCB PWB G790 C 7 Infrared PCB PWB G790 C 4...

Page 64: ...62 Key PCB 1 2 PWB G790 C 5...

Page 65: ...63 Key PCB 2 2 PWB G790 C 6...

Page 66: ...er 3 Sep 2004 Correction of pages 12 16 and 41 Ver 4 Jan 2005 Correction of pages 47 50 51 52 and 53 Ver 5 July 2005 Correction of pages 47 Ver 6 Aug 2005 Correction of pages 47 48 50 and 52 CASIO COM...

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