Nothing is projected on the screen. What should I do?
Try the following:
- Check that the Power light is green, not flashing, and the A/V Mute slide is open. Also press the A/V Mute button on the remote control to see if the picture was turned off temporarily.
- If the projector doesn't turn on, the Operation Lock function may be enabled. Press and hold the Enter button on the projector for 7 seconds to release the lock.
- The projector may be in standby or sleep mode. If the projector has not received any signal for 30 minutes, it turns off the lamp to conserve the lamp life and save energy. If the Power light is orange, press the Power button to turn on the projector.
The attached computer may also be in sleep mode or displaying a black screen saver. Try pressing a key on the computer.
- If the power was switched off and then on again, wait until the Power light stops flashing and remains orange. Then press the Power button again.
- Check the Video Signal, Computer1 Input, or Computer2 Input setting in the Signal menu to make sure it is correct for the selected source. See Adjusting the Input Signal.
- Messages may have been turned off in the Display setting of the Extended menu. See Selecting Projector Setup Options.
- Adjust the Brightness setting on the Image menu (see Adjusting Colors and Clarity) or select High for the Brightness Control setting in the Settings menu.
- With Direct Power On enabled in the Operation setting of the Extended menu, if you unplug the projector and then plug it right back in, you must press the Power button to turn on the projector. See Selecting Projector Setup Options.
- Make sure at least one of the projector's remote receivers are turned on in the Settings menu. See Customizing Projector Features.
- Press the Source Search button on the projector or remote control to make sure the correct source is selected on the projector.
- If you've connected a laptop computer, make sure it's set to display on an external monitor.
If you're using a PC laptop:
- Hold down the Fn key and press the function key that lets you display on an external monitor. It may have an icon such as or it may be labelled CRT/LCD. Allow a few seconds for the projector to sync up after pressing it. Check your laptop's manual or online help for details.
On most systems, the or CRT/LCD key lets you toggle between the LCD screen and the projector, or display on both at the same time.
If you're projecting from a laptop, and you don't see the same image on the projection screen and computer screen, check your monitor settings to make sure both the LCD screen and the external monitor port are enabled.
From the Control Panel, open the Display utility. Click the Settings tab, then click Advanced. The method for adjusting the setting varies by brand; you may need to click a Monitor tab, then make sure the external Monitor port is set as your primary display and/or enabled. See your computer's documentation or online help for details.
If you're using a Macintosh laptop with OS X:
You may need to set up your system to display on the projector screen as well as the LCD screen. Follow these steps:
- Open System Preferences.
- Click Display or Displays.
- Click Detect Displays.
- Make sure the VGA Display or Color LCD dialog box is selected.
- Click the Arrangement or Arrange tab.
- Make sure the Mirror Displays checkbox is selected.
Published: March 9, 2010
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