PowerLite 1751 XGA 3LCD Projector

Selected FAQ

Q:
How do I set the password on the projector?
A:
Follow these steps to set a password or change an existing one:

  1. Hold down the Freeze button on the remote control until you see the Password Protect menu. This takes about five seconds.




  2. Press the down arrow to select Password and press Enter.


  3. You see the prompt "Change the Password?".

  4. Select Yes and press Enter.


  5. Hold down the Num button on the remote control and use the numeric buttons to set a four-digit password. The password displays as **** as you enter it. Then you see the confirmation prompt.




  6. Enter the password again. You see the message Password accepted.


  7. Press Esc to return to the Password Protect menu.


  8. Make a note of the password and keep it in a safe place in case you forget it.
After setting a password, you see the Password Protect menu. Select the password security types you want to use.



If you do not see this menu, hold down the Freeze button on the remote control for five seconds until the menu appears.
  1. To prevent unauthorized use of the projector, select Power On Protect, press Enter, select On, press Enter again, and press Esc.


  2. To prevent changes to the User's Logo screen or related display settings, select User's Logo Protect, press Enter, select On, press Enter again, and press Esc.


  3. To prevent changes to network settings, select Network Protect, press Enter, select On, press Enter again, and press Esc.
You can attach the Password Protect sticker to the projector as an additional theft deterrent.

Note: Be sure to keep the remote control in a safe place; if you lose it, you will not be able to enter the password required to use the projector. Category: How to...Something Else
41Q: How do I play sound through the projector?

41A: If you are projecting from a computer or video device using an HDMI or USB connection, you do not need to connect a separate audio cable to hear sound.

Related references
Connecting to a Computer for Sound
Connecting to a Video Source for Sound Category: Product Information...Buttons, Lights, and Controls
42Q: The projector's light(s) indicate an error. What should I do?

42A: To determine the cause of the error and the solution, see Projector Light Status. Category: Product Information...Buttons, Lights, and Controls
43Q: What are the different Color Modes used for?

43A: The Color Mode adjusts the brightness, contrast, and color for various common viewing environments. Use this setting to quickly obtain a good picture. Press the Color Mode button on the remote control to select an option. Press it until the option you want is projected in the upper right corner.

Select from one of these Color Mode options:
  • Dynamic: Best for video games in a bright room.


  • Presentation: Best for color presentations in a bright room.


  • Theatre: Best for movies projected in a dark room.


  • Photo: Best for still images projected in a dark room.


  • Sports: Best for television images in bright room (video or composite video input only).


  • sRGB: Best for standard sRGB computer displays.


  • Blackboard: Best for presentations onto a green chalkboard (adjusts the colors accordingly).


  • Whiteboard: Best for presentations onto a whiteboard (adjusts the colors accordingly).


  • Customized: Best for customizing a color mode using manual Color Adjustment settings in the Image menu.


  • DICOM SIM: Best for projecting X-ray photographs and other medical images. This mode produces image quality that approaches the DICOM standard.
Note: The projector is not a medical device and cannot be used to make medical diagnosis.
Published: July 11, 2012

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