ViewSonic E90f/E90fb 5
Using Your MonitorSetting the Timing Mode
Setting the timing mode is important for maximizing the quality of the screen 
image and minimizing eye strain. The timing mode consists of the resolution 
(example: 1280 x 1024) and refresh rate (or vertical frequency, example: 75 
Hz). For the best picture quality, set your monitor to: 
VESA® 1280 x 1024@ 75 Hz.
To set the Resolution:
1Right-click on the Windows desktop.
2Click Properties on the drop-down menu.
3Click the Settings tab.
4Select the resolution by moving the slider, which displays in the Desktop 
area or Screen area in the window.
NOTE: The refresh rate should already be set if you have completed the 
ViewSonic Wizard CD installation (or refer to your graphics card’s 
documentation).
OSD Lock Settings
You have the option of using the OSD Lock feature to prevent current image 
adjustments from being changed.
•OSD Lock: Press and hold [1] and the down arrow ▼ for 10 seconds. If any 
buttons are pressed the message OSD Locked will display for 5 seconds.
•OSD Unlock: Press and hold [1] and the d own arrow ▼ again for 10 seconds.