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Optoma EP755 Support Question

Optoma EP755 Support Question

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Question posted by jamilajanecaoctoy on December 4th, 2011

Why Does My Optoma 755 Projector Not Turn On And No Lights From Lens?

My optoma ep 755 does not turn on, just some blinking red lights and no lights coming from the lens. I lost the remote control. thanks.

Current Answers

Answer #1: Posted by techie12330 on December 4th, 2011 7:56 PM
techie12330

Member since:
November 8th, 2011

Points: 286,200
80
points
It's Possible that your projector needs a lamp. Check inside and if the lamp is in there replace it.

Related Optoma EP755 Manual Pages

User Manual - Page 3

... 26 English 1 Package Overview 4 ----+--- Adjusting the Projector Zoom/Focus 12 ------- Panel Control & Remote Control 13 ----+--- Image-I (Video mode 17 ------- Changing the Lamp 24 ------- Panel Control 6 ------- Powering On/Off the Projector 9 ------- Adjusting the Projector Height 11 ------- Connecting the Projector 8 ----+--- Image-I (Computer mode 16 ------- Image-II...
User Manual - Page 4

...light on the projector first. Warning- If this product to the eyes, do not look into anyone's eyes. Do: v Turn off the product, please keep the cooling fan running for a long period of fire or electric shock, do not expose this happens, the projector will not turn on the remote control...- Please do not point the laser light into the lens. Warning- To reduce the risk of...
User Manual - Page 5

English Introduction Product Features This product is an XGA single chip 0.7" DLPTM projector. The outstanding features of it are listed as follows: u True XGA, 1024 x ...98/FM Towns compatible u NTSC/NTSC4.43/PAL/PAL-M/PAL-N/SECAM and HDTV compatible u Full function remote with mouse control and laser pointer u High-tech DVI Connection for digital and analog video connectivity u High definition TV...
User Manual - Page 6

...1 2 Projector with lens cap 3 Power Cord 4 VGA Cable 5 S-Video Cable 6 Audio Cable Jack/RCA 7 Composite Video Cable DVI to make sure your unit is complete. English Introduction Package Overview This projector comes with Mouse Function and Laser Pointer User's Guide Quick Start Card Warranty Card Carrying Case 4 Battery x 2 Check to D-Sub Cable Remote Mouse Y Cable Remote Control...
User Manual - Page 7

Elevator Foot 5 Zoom Ring 7. Focus Ring 5. Remote Control Receiver 9. Elevator Button 10. English Product Overview Main Unit 7 Introduction 1 2 6 3 5 4 8 9 10 1. Zoom Lens 6. Speaker 8. Connection Ports 4. Power Connector & Power Switch 3. Panel Control 2.
User Manual - Page 9

... a Class II laser that emits radiation. 7 This remote control is equipped with Mouse Function & Laser Pointer LED Power / Standby Page Down Laser Pointer Volume ( + / - ) Mute Freeze Multi-Directional Selector Re-...Menu Laser Pointer Caution Enter Key Caution : To reduce the risk of injury to the eyes, do not look directly into the laser light on the remote control and do not point the laser...
User Manual - Page 10

...) S-Video Output RS232 INPUT AUDIO AUDIO OUTPUT AUDIO AUDIO VIDEO 1 DVI COMPUTER MONITOR S-VIDEO MOUSE RS232 6 7 2 RGB USB 8 Digital Tuner Output Antenna v To ensure the projector works well with the projector. English Installation Connecting the Projector Digital Tuner Output Video Output 4 5 3 1. Remote Mouse Y Cable 8. Power Cord 2. Composite Video Cable 6.
User Manual - Page 11

... source automatically. Remove the lens cap.Π2. vTurn on the Remote Control or Panel Control to warm up for 20 seconds and the Power/Standby indicator will light solid green. 5. English Installation Power On/Off the Projector Powering On the Projector 1. Ensure that the power cord and signal cable are securely connected. Turn on the lamp by pressing...
User Manual - Page 12

... will flash green for about 30 seconds. Press the "Power/ Standby" button again to turn off the main power switch on -screen display. v When the "TEMP" indicator lights solid orange, it indicates the projector has been overheated. You will light solid amber for your local dealer or our service center. 10 "Power/Standby" LED...
User Manual - Page 13

... into position. 3. Press the elevator button. 2. Use Ž to fine-tune height adjustment. 3 Elevator Button 1 2 Elevator Foot 11 Lower down the projector, then release the button to lock the elevator foot into position. 3. To raise the projector: 1. Use Ž to fine-tune height adjustment. English Installation Adjusting the Projected Image Adjusting the...
User Manual - Page 14

... Adjusting Projection Image Size Screen Max. (Diagonal) Min. Rotate the zoom ring counterclockwise to zoom in / out. The projector will focus at distances from 3.7 feet to 40.7 feet (1.1m to zoom out. English Installation Adjusting the Projector Zoom / Focus You may adjust zoom ring to zoom in and clockwise to 12.4m).
User Manual - Page 15

... press "Zoom" button, the zoom icon appears in or zoom out of the image. Press or button to control the functions: Remote Control and Panel Control. Re-Sync Use the Remote Control 4 Automatically synchronizes the projector to the "Power On/Off the Projector" section on page 9~10. Source 4 Press "Source" to the input source. 13 Use the Panel...
User Manual - Page 16

... to select main menu . Menu 4 Press "Menu" to activate the laser pointer. Use the Panel Control 4 Confirm your selection of items, when you close the cover of remote control. 4 If the remote control cover is opened, this key can be used for the operation for OSD display. The projector will save any change you made automatically.
User Manual - Page 17

... to select main menu. While making selection on the Remote Control or Panel Control. 4 When OSD is enabled now. 4To exit the OSD, press the "Menu" button again. 15 The projector will be the "Computer OSD". English User Controls On-Screen Display Menus How to operate 4The Projector has a multilingual On-Screen Display(OSD) menus that...
User Manual - Page 21

...; with the lower temperature, the screen looks warmer. The factory default is from 6000K to 9000K . Keystone Correction Adjust image distortion caused by tilting the projector. (±16 degrees) 16 : 9 / 4 : 3 You can select this function to its factory default settings. 19 English Video mode Language Management Image-I Image-II Audio Keystone...
User Manual - Page 23

...Language Management Menu Location Lamp Reminder Projection Lamp Reset Signal Type RGB Component HDTV User Controls Management Menu Location Choose the Menu location on the display screen. Signal Type Select ... a translucent screen. 4 Front-Ceiling When you select this function, the projector turns the image upside down for ceiling-mounted projection. 4 Rear-Ceiling When you...
User Manual - Page 24

... to reset the resolution. Problem : No image appears on the Remote Control. 4 If you need to also change the monitor display you are experiencing trouble with the projector, refer to the "Changing the lamp" section. 4 Make sure you have removed the lens cap and the projector is less than 1024 x 768. Problem : Partial, scrolling or...
User Manual - Page 25

...projector lens. 4 Make sure the projection screen is between the required distance 3.7ft.(1.1m)~ 40.7ft.(12.4m) from your computer. If this happens, the projector...projector itself will not turn back on your DVD player, please select 4:3 On Screen-Display(OSD) function of the projector.... 4 If you are using an Apple PowerBook: In Control Panels, open "Menu" then select "Management" to adjust...
User Manual - Page 26

... It will detect the lamp life itself. Turn off the main power switch. 4. Use screwdriver to the projector by pressing the Power/Standby button. 2. Turn off the power to remove the screw from... steps. 2 1 Warning : To reduce the risk of standard lifetime. Changing the lamp The projector will show you see this message, change the lamp as soon as possible." Remove the cover.&#...
User Manual - Page 27

... input - Storage Temperature: -10oC~60oC/ 14oF~140oF Humidity: 80% maximum - English Appendices Specifications Light Valve Contrast Ratio Lamp Number of Pixels Displayable Color Projection Lens Projection Screen Size Projection Distance Video Compatibility H. Audio Output: One phone jack for remote mouse output (USB & RS232) - 6.4 lbs / 2.9 kgs - 10.9 x 8.9 x 3.3 inches / 277 x 225 x 85 mm...

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