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Laptop FAQs
- Question 1: I have just set up my BOXLIGHT LCD projection unit with my laptop computer. I am getting an image on my laptop monitor, but the LCD has no image. Can you help?
- Question 2: When I use my BOXLIGHT LCD projection unit with a desktop computer, the image has no distortion or wavy lines. But, when I use the same LCD with my laptop, I do experience some distortion. I really need to use my laptop when I'm on the road, what's happening?
- Question 3: How do I activate my external monitor port?
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Question 1: I have just set up my BOXLIGHT LCD projection unit with my laptop computer. I am getting an image on my laptop monitor, but the LCD has no image. Can you help?
ANSWER: Yes, we can!
- Be sure that all of the cable are connected properly according to the
instructions in the LCD's manual.
- Turn the entire setup off, then restart in this order:
- LCD unit
- Laptop computer
- Overhead projector (if using an LCD panel)
- Many laptop computers require the External Monitor Port (where you
connect the LCD to the laptop) to be turned on manually.
FOR IBM
COMPATIBLES:
This is normally done with a specific combination of
keystrokes or in the computer's setup menu. See Activating Your Laptop's External Monitor Port,
or look in your computer's manual to determine the correct steps for your
specific laptop.
NOTE: Most of the time this command works as a
3-way switch:
- Monitor Only
- LCD Only
- Monitor and LCD Simultaneously
FOR MACINTOSH:
Be sure that the Video Mirroring or Simulscan
feature is turned on. This is found in Apple’s Monitor and Sound control
panel or Display control panel. See Activating
Your Laptop's External Monitor Port, or look in your computer's manual to
determine the correct steps for your specific Apple.
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Question 2: When I use my BOXLIGHT LCD projection unit with a desktop
computer, the image has no distortion or wavy lines. But, when I use the same
LCD with my laptop, I do experience some distortion. I really need to use my
laptop when I'm on the road, what's happening?
ANSWER: There are a couple of things that could be
happening. It could be that the LCD just needs to be "synchronized" with your
laptop. Or, it could be a power usage issue that is very common in laptops.
- Be sure that the laptop is setup for the same resolution as the
projector’s native resolution (VGA-640x480, SVGA-800x600, XGA-1024x768
or SXGA-1280x1024). This may take care of the problem immediately.
- Windows 3.1 you will need to look in the Windows Setup.
Choose Options and select Change Settings. Choose VGA,
then restart Windows.
- Windows '95/’98/ME/2000 and NT you will need to look in the Display
control panel and adjust the screen size using the control slider in the
settings.
- In addition to changing these settings, you may need to configure
your video card settings (ATI Rage, NeoMagic, Stealth, etc.) as well. If
you are unsure of these settings, please contact your laptop manufacturer
for assistance.
- Macintosh you will need to look in the Monitors
control panel and click on Options. From the list of Resolution
Options, choose the projector’s native resolution (VGA-640x480,
SVGA-800x600, XGA-1024x768 or SXGA-1280x1024).
Using your LCD manual as a guide, set the LCD to the factory settings. Then
adjust the various settings to get as clear an image as possible.
Because laptop manufacturers are very conscious of saving power for the
battery, laptops are designed to "waste" as little power as possible. Often,
this means that the signal being sent from the laptop's External Monitor
Port (where you connect the LCD to the computer) is not as strong as the
signal from your desktop computer's External Monitor Port. This can
effect your LCD image. There are several things you can do to override these
power issues:
- Be sure to run your laptop off of AC power (plugged into the wall). When the
laptop is run from the battery, it does not send enough power to the External
Monitor Port (where you connect the LCD to the laptop). This can cause
distortion.
- Most laptops offer power saving features that can be turned on or off.
Consult your laptop computer's manual to find out which features you can turn
off and how to turn them off. The more power saving features you can turn off,
the stronger the signal will be for the LCD.
- After going through steps A and B, some laptops still will not have a strong
enough signal to the External Monitor Port (where you connect the LCD to
the laptop). In this case, you will need to turn the laptop monitor off and view
the image from the LCD only.
FOR IBM
COMPATIBLES:
This is normally done with a specific combination of
keystrokes or in the computer's setup menu. See Activating Your Laptop's External Monitor Port,
or look in your computer's manual to determine the correct steps for your
specific laptop.
NOTE: Most of the time this command works as a
3-way switch:
- Monitor Only
- LCD Only
- Monitor and LCD Simultaneously
FOR
MACINTOSH:
Be sure that the Video Mirroring or Simulscan feature is turn on. This is
found in the Apple's Monitor and Sound control panel or Display control panel. See Activating Your Laptop's External Monitor
Port, or look in your computer's manual to determine the correct steps for
your specific Apple.
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