ViewSonic VE510+-1 Service Manual page 33

OSD Lock short cuts function for the buttons
1. The OSD lock will be activated by pressing the front panel control buttons
"(1), & (up)" for 10 seconds. If the user then tries to access the OSD by
pressing any of the buttons "1", "down", "up", "2" a message will appear on
the screen for 3 seconds showing "OSD Locked". The OSD lock will be
deactivated by pressing the front panel control buttons "(1), & (up)" again
for 10 seconds.
Note 1: LED flashes orange when the OSD has been Locked or Unlocked.
2. The power button lock will be activated by pressing the front panel control
buttons "(1), & (down)" for 10 seconds. Locking the power button means
that the user won't be able to turn off the LCD while the power button is
locked. If the user presses the power button while it is locked, a message
will appear on the screen for 3 seconds showing "Power Button Locked". It
also means that with the power button locked, the LCD would automatically
turn back "On" when power is restored after a power failure. If the power
button is not in the locked mode, then power should return to its previous
state when power is restored after a power failure. The power button lock
will be deactivated by pressing the front panel control buttons "(1), &
(down)" again for 10 seconds.
Note: LED flashes orange when the power button has been Locked or
Unlocked.
Short Cut Keys:
Auto Image Adjust: press button [2]
Contrast / Brightness: press buttons Up or Down
[DOWN] + [UP] arrows = recall Contrast and Brightness while in the Contrast
or Brightness adjustment, or when the OSD is not open.
[Audio-] + [Audio+] = recall volume to 50% whether or not the OSD is open.
OSD lock and unlock: press two buttons [1] & [Up] simultaneously for 10
seconds.
Power lock and unlock: press two buttons [1] & [Down] simultaneously for 10
seconds.
Memory Recall is to recall the following functions to factory setting:
ViewSonic Corporation
30 Confidential - - Do Not Copy VE510+-1