LCD Multi-media Projector
Service Manual
EIKI Model Name:
EK-110U
Version: 1.0
2017/07/07
0.1
Page 1: ...LCD Multi media Projector Service Manual EIKI Model Name EK 110U Version 1 0 2017 07 07 0 1...
Page 2: ...on 14 Indicator and projector state 15 Trouble shooting 16 Mechanical disassembly 20 Appendix 30 Appendix PCBA Diagrams 30 Appendix Technical Specification 34 Appendix Configurations of terminal 35 Ap...
Page 3: ...position Otherwise it may result in fire hazard Leave an appropriate space from the top sides and back of the shell in order to ventilate and cool down the projector The figures below indicate the mi...
Page 4: ...ctor Do not install the projector near the ventilation duct of air conditioning equipment This projector should be operated only from the type of power source indicated on the marking label If you are...
Page 5: ...nly qualified personal is authorized for ceilin installation We are not responsible for the hurt and damage caused by ceiling bracket that purchased from unauthorized dealer even in warranty period Re...
Page 6: ...check 1 Be ready to measure circuit in figure 1 belo make sure your voltmeter are of the same properties as described in table 1 2 Connect the circuit as figure 2 shows Plug the power cord into an ele...
Page 7: ...use 1 The fuse is placed above the filter board Remove the case the main board AV board and speaker bracket as the steps in mechanical Disassembly 2 Remove the fuse from the fuse holder then replace i...
Page 8: ...ontinues to blink even after the temperature inside the projector returns to normal When the projector is turned on again the WARNING indicator stops blinking Check the items below Did you provide app...
Page 9: ...e remote control to display the screen menu Press to select Expand then press the OK button 2 Press to select Filter counter and then press the OK button Press to select Filter counter reset and press...
Page 10: ...ents or other harsh chemicals might scratch the surface of lens Clean the cabinet Unplug the AC power cord before cleaning Gently wipe the projector surface with a soft dry cleaning cloth When the cab...
Page 11: ...e broken glass may fall down to hurt you To do that remove the lamp cover gently to avoid being hurt by falling debris If debris drops into your eyes or mouth you should see the doctor immediately To...
Page 12: ...losion may differ according to the environment or conditions in which the projector and lamp are being used IF A LAMP EXPLODES THE FOLLOWING SAFETY PRECAUTIONS SHOULD BE TAKEN If a lamp explodes disco...
Page 13: ...er Lamp Counter Reset This function resets the counter of Lamp usage hours Please be sure to reset the lamp counter after replacing the lamp WARNING indicator turns Off and the lamp replacement icon d...
Page 14: ...llow ing functions will be limited as shown in the table Please switch to standby mode on the setting menu Normal mode It can still charge the projector even if turned off it Eco mode select Eco mode...
Page 15: ...tor is in Ready mode Projector cannot power on as its internal temperature is too high User may power it on after it is fully cooled temperature backs to normal and the POWER light indicator turns red...
Page 16: ...board MB defectiv it s connection whether plug well No No No 1 Check whether the lamp cover is installed correctly and lamp cover switche are normal or not 2 Check whether the lamp work well the ball...
Page 17: ...nction well HDMI cable whether work well with the unit HDMI input but no image display Check whether the power lines between main board to the terminal connect properly with the FCF lines VGA input bu...
Page 18: ...k whether the lens needs to be cleaned When moved from a environment with low temperature to the one with higher temperature water will be condensed on the lens If so you have to wait till the condens...
Page 19: ...ions and input source Auto setup function does not work Make sure no function in the Auto setup menu is set to Off Make sure On is not chosen in the Ceiling function The image is distorted or Check an...
Page 20: ...ures therefore unnecessary step may be ignored Caution The parts and screws should be placed exactly the same position as the original otherwise it may cause loss of performance and product safety 1 D...
Page 21: ...removal 1 Open dust filter cover and remove out Dust filter 2 Loosen 3 screw A 1screw B and remove Lamp Ass y The chapter is only designed to show exploded image of the projector For updated part numb...
Page 22: ...Top Cover disassembly Loosen 8 screws and remove Top cover The chapter is only designed to show exploded image of the projector For updated part numbers please refer to RSPL PCBA Keypad PN 63730087 C...
Page 23: ...and Main board MB Ass y disassembly Loosen 12 screws and remove MB and LCD driver board Ass y The chapter is only designed to show exploded image of the projector For updated part numbers please refer...
Page 24: ...d AV board Ass y disassembly 1 Loosen 2 screw A 3 screw C 2 screw E and remove MB 2 Loosen 2 screw D 6 screw B 2 screw F and remove AV board The chapter is only designed to show exploded image of the...
Page 25: ...IS Ass y Optical Engine OE and Speaker disassembly 1 Loosen 3 screw and remove Speaker 2 Loosen 4 screw and remove OE The chapter is only designed to show exploded image of the projector For updated p...
Page 26: ...Loosen 4 screw B and remove Ballast and Power supply from holder The chapter is only designed to show exploded image of the projector For updated part numbers please refer to RSPL PCBA Fan Driver PN...
Page 27: ...emove Thermal switch 2 Loosen 3 screw B and remove Duct of lamp fan 3 Loosen 1 screw C and remove Fan for lamp The chapter is only designed to show exploded image of the projector For updated part num...
Page 28: ...bly 1 Loosen 9 screw and remove Duct of OE and tak off fans The chapter is only designed to show exploded image of the projector For updated part numbers please refer to RSPL Out let Fan PN 63260036 F...
Page 29: ...disassembly 1 Take off 4 screws and shield metal of BTM case 2 Take off adjust foot and it s button The chapter is only designed to show exploded image of the projector For updated part numbers please...
Page 30: ...Appendix PCBA Diagrams PCBA Main Board A PCBA Main Board A PCBA Main Board B PCBA Main Board B PCBA Fan Driver A PCBA Fan Driver A PCBA Fan Driver B PCBA Fan Driver B 30...
Page 31: ...Appendix PCBA LCD Driver A PCBA LCD Driver B PCBA LCD Driver B PCBA AC Fliter PCBA AC Fliter PCBA Diagrams PCBA LCD Driver A 31...
Page 32: ...Appendix PCBA Diagrams PCBA Power supply PCBA Power supply PCBA AV board A PCBA AV board A PCBA AV board B PCBA AV board B 32...
Page 33: ...Appendix PCBA Diagrams PCBA Keypad LED A PCBA Keypad LED A PCBA Keypad LED B PCBA Keypad LED B 33...
Page 34: ...Ratio 1 2x optics 218W Lens Lamp Consumption W Terminal VGA IN 1 YPbPr S VIDEO IN VGA IN 2 VGA OUT HDMI LAN USB B USB A RS 232 AUDIO OUT AUDIO IN Composit Video Mini D sub 15 pin x1 Mini D sub 15 pin...
Page 35: ...rminal 1 R PR S C 9 5V 2 G Y S Y 10 GND 3 B PB 11 GND 4 12 DDC data 5 GND 13 HD SYNC 6 GND 14 VD 7 GND 15 DDC clock 8 GND 1 R 9 NC 2 G 10 GND 3 B 11 4 12 DDC data 5 GND 13 HD SYNC 6 GND 14 VD 7 GND 15...
Page 36: ...n cable straight type Communication condition D Sub 9 pin male Appearance diagram Pin number Signal name Description NC RxD Receive data TxD Transmission data nC GND ground connection NC RTS internal...
Page 37: ...TS 8 RING 9 8 CTS 9 N C SG 5 5 SG Appendix RS232 control mode Serial connection 2 Connection mode Can only use RS232 serial cross connect PC and Item Setpoint Communication method Asynchronous communi...
Page 38: ...lid commands Command C00 CR Details Power ON action If the projector already in Power ON action thus no need any command During Power on countdown send C00 command can stop the countdonw action Return...
Page 39: ...unsuccessfully CR Command C34 CR Details Select S Video Input Return Value Receive Successfully ACK CR Receive unsuccessfully CR Command C05 CR Details Select VGA IN 1 Input Return Value Receive Succ...
Page 40: ...successfully CR Command C16 CR Details Select MEMORY VIEWER Input Return Value Receive Successfully ACK CR Receive unsuccessfully CR Command C17 CR Details Select USB Display Input Return Value Receiv...
Page 41: ...a number and then press the OK button to enter this number the cursor automatically move to next box If you fixed an incorrect number press MENU button to reset it again Repeat this step to complete...
Page 42: ...code can be changed to three digit number Press T button to select PIN code change Pin code dialog box appears Press button to enter the correct code The New PIN code input dialog box appears Set a n...
