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DATA PROJECTOR 

SERVICE MANUAL 

 

                           

EK-400X 

               EK-401W 
               EK-402U  

 
 

Summary of Contents for EK-400X

Page 1: ...1 DATA PROJECTOR SERVICE MANUAL EK 400X EK 401W EK 402U...

Page 2: ...CIFICATIONS 6 2 2 VIEWS OF PROJECTOR PARTS 8 2 3 REMOTE CONTROL 12 2 4 BLOCK DIAGRAM 15 3 TROUBLE SHOOTING 20 4 DISASSEMBLY 28 5 FIRMWARE DOWNLOAD 37 6 POWERING ON OFF THE PROJECTOR 39 7 SECURITY SETT...

Page 3: ...3 Revised History Ver Description Date 00 First issue 01 08 2016...

Page 4: ...etc are returned to their original positions Tube tape and other insulation materials have been used for safety reasons The internal wiring has been designed to avoid direct contact with hot parts or...

Page 5: ...jectors are located out of the line of sight from the screen to the audience this ensures that when presenters look at the audience they do not also have to stare at the projector lamp 4 When projecto...

Page 6: ...ktop Ceiling Rear Front Data Compatibility VGA SVGA XGA WXGA SXGA SXGA UXGA WUXGA Mac SDTV EDTV HDTV 480i 576i 480p 576p 720p 1080i 1080p Video Compatibility NTSC PAL SECAM H Sync 15 31 102KHz V Sync...

Page 7: ...7 Audio Out mini jack x 1 Control Terminals RS 232C 3D Sync Screen Trigger DC Jack x 1 DC 12V 200mA output function USB Type mini B service only RJ 45 Security Kensington Lock Security Bar...

Page 8: ...Projection Lens 4 IR Receiver Receive IR signal from remote control 5 Focus Ring Focuses the projected image 6 Zoom Ring Enlarges the projector image 7 Function Keys See Top view On Screen Display OS...

Page 9: ...and changes settings in the OSD Quick Menu For Keystone 4 MENU Opens and exits OSD menu 5 ENTER Enter or confirm highlighted OSD menu item 6 power button Turns the projector on or off 7 SOURCE Enter...

Page 10: ...IN 2 Connect the RGB cable from a computer or component device 7 DISPLAYPORT Connect the DISPLAYPORY cable from a DISPLAYPORT device 8 AUDIO IN Connect the AUDIO cable from AUDIO device 9 HDMI 1 2 Co...

Page 11: ...control 18 AUDIO OUT Connect an AUDIO cable to audio amplifier Note To use this feature you must plug in the connector before turn on off the projector Screen controllers are supplied and supported b...

Page 12: ...structs the path between the remote control and the projector If the path between the remote control and the projector is obstructed you can bounce the signal off certain reflective surfaces such as p...

Page 13: ...OSD on 10 Down arrow Down selection when OSD on 11 Volume Adjusts volume 12 Mute Audio mute 13 Zoom Zoom in 14 Zoom Zoom out 15 Freeze Freeze video 16 Blank Video off 17 Source Input source selection...

Page 14: ...projector the remote will function well within a radius of about 7 meters 23 feet and 15 degrees above or below the projector level If the projector does not respond to the remote control move a littl...

Page 15: ...15 2 4 Block Diagram...

Page 16: ...16...

Page 17: ...o HDMI switch U408 then output to HDMI receiver U409 The signals are further converted into 10 bit digital signals of RGB YCbCr and then output to the scaler U001 Output signals processing RGB out D s...

Page 18: ...alled up from the DDRII DRAM pass through the definition converter circuit ON screen display error diffusion circuit for DLP and output to the optical engine unit DLP DMD board Timing signal processin...

Page 19: ...wer ON the power are provided to the analog circuit fan IO board etc Lamp power supply The lamp is lit with POWER ON Un lighting detection is performed Safety design Fan circuit detection Lamp cover d...

Page 20: ...tion Check keypad BD and MB connection Stand by Power ON Temp OFF Lamp OFF Power supply error Power OFF Temp OFF Lamp OFF Yes Yes No Connect the power cord System Error Power Blink Temp OFF Lamp OFF L...

Page 21: ...s Lamp failure Lamp is broken damaged or burst System Change a new Lamp Lamp lit error Power OFF Temp OFF Lamp Flashing Orange Yes No Color Wheel error Power Blink9 Green Temp OFF Lamp OFF Flexible ca...

Page 22: ...alfunction No change occurs even after lamp replacement Press Menu key Remote controller set malfunction Low battery and outside operation rang Change MB Check MB connector CN706 CN2 of IR PWB disconn...

Page 23: ...he lamp go off during operation System OK Normal operation Temperature protector operated due to the increase in temperature change sensor temperature Temperature protector operated due to blocked suc...

Page 24: ...24 3 1 LED Error Message...

Page 25: ...pending mode Ensure a connected notebook computer is configured for an external display This is usually done by pressing an Fn key combination on the notebook Image Problems Problem No image appears o...

Page 26: ...rce image Adjust the Color Temperature and Gamma settings on the Image menu of the OSD Lamp Problems Problem There is no light from the projector 1 Check that the power cable is securely connected 2 E...

Page 27: ...luorescent lights in the room 4 Check the battery polarity 5 Replace the batteries 6 Turn off other Infrared enabled devices in the vicinity 7 Have the remote control serviced Audio Problems Problem T...

Page 28: ...28 4 Disassembly Press the lamp cover down as shown and the cover pops up Remove the lamp cover RSPL ITEM 9 LAMP COVER Loosen the three screws then pull on the module handle to remove the Lamp Module...

Page 29: ...move the Top Cover RSPL ITEM 2 CABINET BOTTOM Note1 Watch for the type of screw for each position when assembly Note2 Watch for the connector between Top Cover and Main Board when assembly RSPL ITEM 1...

Page 30: ...Remark Remove the four screws on back of the Top Cover to remove Keypad board then take out the keypad RSPL ITEM 23 PWB KEYPAD Remove the main board Al Cover Note 1 Watch for the GND when assembly Not...

Page 31: ...two screws on Main Board and the six screws on rear of the projector to remove the Main Board Note 3 Watch for the connector on main board when you assembly RSPL ITEM 16 ASSY PWB MAIN RSPL ITEM 28 THE...

Page 32: ...lter from the lamp module chassis RSPL ITEM 25 ASSY MODULE OE Remark Remove the three screws on backside of color wheel module to remove the color wheel Note2 Be care for the direction of FPC of color...

Page 33: ...pad 3 Loose the screw by anti clockwise to remove the DMD chip RSPL ITEM 15 ASSY PWB DMD FORMATTER RSPL ITEM 27 DMD Pull up the I O Assy to remove it Note Watch for the connector and GND between I O...

Page 34: ...34 Remove the three screws to remove the power board RSPL ITEM 20 ASSY PWB POWER ADP 450 AJ B Note Watch for the connector on the Ballast Note...

Page 35: ...35 Remove the two screws to remove the Ballast RSPL ITEM 22 UNIT BALLAST Note Watch for the connector on the Ballast Note...

Page 36: ...oard CN703 Power Fan CN603 Burner Fan CN601 Lamp Fan CN602 Thermal Breaker CN705 Top View Rear View DMD CONNECTOR P001 Power Board CN701 Front IR CN706 Keypad CN702 Ballast P008 Color Wheel P010 Index...

Page 37: ...cooling period please proceed the regular firmware download procedure Step 2 Make sure that the USB cable USB A to USB B type is firmly connected between projector and computer Step 3 In STAND BY mode...

Page 38: ...38 Step 5 At Flash Loader page used the Brower button to select the correct file Then Pressed Reset Bus and next pressed Start Download to start upgrade flash EK 400X 64KB EK 401W 64KB EK 402U 64KB...

Page 39: ...e projector 3 Turn On the connected devices 4 Ensure the Power LED not a flashing and then press the power button to turn on the projector The projector splash screen displays and connected devices ar...

Page 40: ...1 VGA 2 Analog RGB 1 RGB 2 S Video Super video Y C separated Composite Video Traditional composite video 6 2 Powering Off the Projector 1 Press POWER button to turn off the projector a message display...

Page 41: ...ngs 1 Advanced 1 Security Lock Enable or disable the security password Enabled the current password is required to power on the projector and access the Security menu Disabled no password is required...

Page 42: ...any order to set the password Push the MENU button to exit the dialog box 4 The password confirmation menu appears when user presses the power on key in case the Security Lock is enabled 7 1 DLP Proj...

Page 43: ...ector password unlock Its main purpose is to provide a way to reset the forgotten password the application will ship to the call center and help the validated end user to reset the password Hint code...

Page 44: ...44 8 CALIBRATION Step of into Service Mode Step 1 Turn on the projector in OSD menu Settings 2 Advanced 1 Lamp Hour Reset Step 2 Press the cursor or Enter button A message screen appears...

Page 45: ...n appears 8 1 Calibrate Analog RGB 1024X768 60Hz_XGA Step 1 In Service 1 Mode select ADC Calibration 1024X768 60Hz_XGA In this menu input pattern with White 240 240 240 and Black 16 16 16 for calibrat...

Page 46: ...After complete the OSD will show the picture as follow if not complete just close the OSD Step 3 Compare internal white pattern and RGB source white pattern if the brightness gap ratio of these two so...

Page 47: ...Mode select ADC Calibration YUV In this menu input pattern with 75 SMPTE pattern for calibrate YUV source and notice that the input source must be 480i format after input ready press Enter key to proc...

Page 48: ...calibrated value at any time 8 3 Color Wheel Index A Switch Timing to RGB 1024X768 60Hz_XGA B Then go into Service Mode C Switch bright mode and Pattern 47 16 Gray Scale and then check gray scales ar...

Page 49: ...f G B channel check the smooth in brighter level of the R 256 ramp If not fine tune CW INDEX Delay Time until R 256 ramp smooth Brightness and Contrast need to measure with RGB source 1024x768 60Hz XG...

Page 50: ...50 9 PROJECTION LAMP 9 1 Replacing the Projection Lamp 1 Press the compartment cover down as shown than cover pops up 2 Remove the lamp compartment cover...

Page 51: ...the lamp module To replace the lamp module reverse steps 1 to 4 to install the new lamp module While installing align the lamp module with the connector and ensure it is level to avoid damage Note Th...

Page 52: ...ust be reset 1 Turn on the projector press the Remote controller to disappear the OSD then press Settings 2 Advanced 1 Lamp Hour Reset 2 Press the cursor or Enter button a message screen appears 3 Pre...

Page 53: ...ase Refer to the following to clean the projector case 1 Wipe off dust with a clean dampened cloth 2 Moisten the cloth with warm water and mild detergent such as used to wash dishes and then wipe the...

Page 54: ...e the designated dry glass cleaner to wipe off in the same direction Caution Do not use absolute alcohol or other substances that could leave streaks after drying 10 5 Cleaning the Main Unit Clean wit...

Page 55: ...55 11 TIMING MODE TABLE...

Page 56: ...56...

Page 57: ...e unit automatically determines PC signals to select the appropriate resolution Some signals may require manual adjustment Input Signal for D SUB Input Signal for HDMI True 3D Video Compatibility Tabl...

Page 58: ...58 12 SCREEN SIZE PROJECTION DISTANCE...

Page 59: ...59 Projection Distance and Size Table EK 400X EK 401W...

Page 60: ...60 EK 402U...

Page 61: ...te management features The LAN RJ45 function of the projector through a network such as remotely manage Power On Off brightness Contrast settings Also projector status information such as Video Source...

Page 62: ...he PC Laptop select Start Control Panel Network connections 3 Right Click on your Local Area Connection and select Property 4 In the Properties window select the General tab and select Internet Protoc...

Page 63: ...63 5 Click Properties 6 Fill in the IP address and Subnet mask then press OK 7 Press the Menu button on the projector 8 Select OSD SETUP Network Settings Lan Settings...

Page 64: ...255 0 Gateway 0 0 0 0 DNS 0 0 0 0 10 Press Enter to confirm settings 11 Open a web browser ex Microsoft Internet Explorer with Adobe Flash Player 9 0 or higher 12 In the Address bar input the IP addre...

Page 65: ...65 For more information please visit http www crestron com...

Page 66: ...66 14 PROJECTOR DIMENSIONS 1 Top Cabinet Assembly...

Page 67: ...67 2 System Assembly...

Page 68: ...68 3 I O Assembly...

Page 69: ...69 4 Lamp Chassis Assembly...

Page 70: ...70 5 Bottom Assembly...

Page 71: ...71 6 System Assembly...

Page 72: ...72 Ceiling Mount Screws M4 L 20 25mm Unit mm 87 51 267 65 120 85 58 52...

Page 73: ...73 15 FAN CONTROL TABLE Fan 1 Burner Fan Fan 2 Lamp Fan Fan 3 Power Fan Fan 4 Engine Fan...

Page 74: ...74 16 RSPL...

Page 75: ...75...

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