Function Descriptions - ViewSonic VG921m-4 VS11369 Service Manual

Function descriptions

Main Menu Controls
The Main Menu OSD includes most of control functions.
Please refer to APPENDIX C (Main Menu OSD Table) for the detail.
OSD Lock short cuts function for the buttons
The OSD lock will be activated by pressing the front panel control buttons "(1), & (▲)" for 10
seconds. If the user then tries to access the OSD by pressing any of the buttons "1", "▼", "▲",
"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), & (▲)" again for 10 seconds.
Note1: When the OSD is locked will lock all functions, including "Volume" and "Mute"
Note 2: Status bar indicating OSD Lock or Unlock is in progress and when complete it will
indicate "OSD Locked"
Note 3: OSD Lock should not lock Power Button and Power Lock function
Power Lock short cuts function for the buttons
The power button lock will be activated by pressing the front panel control buttons "(1), & (▼)"
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 it's 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), & (▼)" again for
10 seconds.
Note 1: Status bar indicating Power Button lock or unlock is in progress and when complete it
will indicate "Power Button Locked"
Note 2: Power should only be lockable in the "On State"
Memory Recall Actions
Memory Recall action as below
1. Recall white balance to factory setting
2. Set the factory defaults as shown in Section 4-8
3. Clean all the mode setting buffer
4. Execute Auto Image Adjust
Note: Memory Recall should have no effect for Language, Power Lock, User Color Settings or
Input Priority
Input Signal Notice Actions
1. The Input Signal Notice OSD appears 3 seconds when power turns on or change input
signal.
2. The Input Signal Notice OSD position is on the right-bottom side of image. And the OSD
background shall be transparent. (OSD Background = off).
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VG921m-4