BenQ Projector CH100 User Manual

31 Operation 2. Select Change Password and press   to display the Input Current Password 
window.
3. Use the arrow keys to enter the old password.
• If the password is correct, the Input New Password window displays.
• If the password is incorrect, the password error message displays, and the Input 
Current Password window displays for your retry. You can either try another 
password or press   to cancel the change.
4. Enter a new password.
5. Re-enter the same password to verify.
Do make a note of your...

32 Operation
Selecting an input source
The projector can be connected to multiple equipment at the same time. However, it only 
displays one full screen at a time. When starting up, the projector automatically searches for 
the available signals.
If you want the projector to always automatically search for the signals:
•Under the Advanced OSD menu, go to the System Setup : Basic menu, and enable 
Quick Auto Search (see Quick Auto Search on page 54).
•Under the Basic OSD menu, if there’s no signal...

33 Operation
Renaming an input source
You may rename the current input source on the source selection bar.
To do this, first and foremost, you have to access the Advanced OSD menu (see page 37 
for details).
1. Press   and then use  /  to go to the System Setup : Basic menu.
2. Press   to select Source Rename and press   to display the Source Rename 
window.
3. Press  /// to move the cursor until your desired character is selected 
and press   to confirm.
• To delete a character, move to the Del key and...

34 Operation
Fine-tuning the image clarity
Rotate the focus ring to sharpen the image.
Auto-adjusting the image
In some cases, you may need to optimize the picture quality. To do this, press  . Within 3 
seconds, the built-in Intelligent Auto Adjustment function will re-adjust the values of 
Frequency and Clock to provide the best picture quality. The current source information 
will be displayed on the upper left corner of the screen for 3 seconds.
This function is only available when PC signal (analog...

35 Operation
Correcting keystone
Keystoning refers to the situation where the projected image is noticeably wider at either 
the top or bottom. It occurs when the projector is not perpendicular to the screen.
To correct this, besides adjusting the height of the projector, you will need to manually 
correct it following these steps.
1. Press  /  to display the Ve r t i c a l  Ke y s t o n e window.
2. Press   to correct keystoning at the bottom of the image or press   to correct 
keystoning at the top of...

36 Menu functions
Menu functions
About the OSD menus
To let you make various adjustments or settings on the projector and the projected image, 
the projector is equipped with 2 types of multilingual On-Screen Display (OSD) menus: 
•Basic OSD menu: provides primary menu functions (see Using the Basic OSD menu 
on page 38).
•Advanced OSD menu: provides full menu functions (see Using the Advanced OSD 
menu on page 44).
To access the OSD menu, press  .
If the Menu Type you have selected during the initial...

37 Menu functions If you intend to switch from the Basic OSD menu to the Advanced OSD menu, follow 
the instructions below:
Use the arrow keys (///) to move through the menu items, and use   to 
confirm the selected menu item.
• When there is a video signal connected to the projector:
i. Go to the Settings menu > Menu Type and press  .
ii. Use /  to select Advanced and press  .
iii. Press   to exit.
iv. Press   again to access the Advanced OSD menu.
• When there is NO video signal connected to the...

38 Menu functionsNext time when you turn on the projector, you may access the Basic OSD menu by 
pressing .
Using the Basic OSD menu
Depending on whether or not any video signal is connected to the projector, the Basic 
OSD menu offers different available functions. 
Check the following links to learn more.
•Basic OSD menu - with input signals connected
•Basic OSD menu - without input signals connected
(limited menus are available)
Basic OSD menu - with input signals connected
The Basic OSD menu provides...

39 Menu functions
To switch from the Basic OSD menu to the Advanced OSD menu, see page 37.
MenuSubmenus and Descriptions
Picture Mode
Selects a preset picture mode to suit your operating 
environment and input signal picture type.
The preset picture modes are described as below:
• Bright: Maximizes the brightness of the projected image. 
This mode is suitable for environments where extra-high 
brightness is required, such as using the projector in well-
lit rooms.
• Graphic (sRGB): This mode is best for...

40 Menu functions
Aspect Ratio
The native display resolution of this projector is in a 16:9 aspect 
ratio. However, you may use this function to display projected 
picture in a different aspect ratio.
• Auto
Scales a picture proportionally to fit the projector’s native 
resolution in its horizontal or vertical width. This makes the 
most use of the screen and maintains the aspect ratio of a 
picture.
• 4:3
Scales a picture so that it is displayed in the center of the screen 
with a 4:3 aspect ratio.
•...