18
ViewSonic Corporation
Confidential - Do Not Copy
VA2226w-1
2-6-4 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
*1
. If the user then tries to access the OSD by pressing any of the buttons a message
will appear on the screen for 3 seconds showing "OSD Locked"
*2
. The OSD lock will be
deactivated by pressing the front panel control buttons [1] + [
▲
] again for 10 seconds
*3
.
*1 The OSD Lock message as below,
Range = 0 to 10
*2 The OSD Locked message as below,
*3 The OSD Unlock message as below,
Range = 0 to 10
*4 When the OSD is locked will lock all functions, including “Volume”, “Mute” and others.
*5 Status bar indicating OSD Lock or Unlock is in progress and when complete it will indicate “OSD
Locked” or “OSD Unlocked” for 3 seconds as below,
OSD Locked
OSD Unlocked
*6 When OSD appears on screen, the OSD Lock/Unlock short cut key will be disabled.
2-6-5 Power Lock short cuts function for the buttons
The Power lock will be activated by pressing the front panel control buttons [1] + [
▼
] for 10
seconds
*1
. 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"
*2
. 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 lock will be
deactivated by pressing the front panel control buttons [1] + [
▼
] again for 10 seconds
*3
.
Summary of Contents for VA2226w-1
Page 5: ...2 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 4 Handling and Placing Methods...
Page 6: ...3 ViewSonic Corporation Confidential Do Not Copy VA2226w 1...
Page 51: ...48 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 Front Cover Back Cover...
Page 52: ...49 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 Keypad Board Chassis...
Page 54: ...51 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 I F Board...
Page 60: ...57 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 6 5 Backlight can t be turned on...
Page 63: ...60 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 6 8 Bad Screen...
Page 64: ...ViewSonic Corporation Confidential Do Not Copy VA2226w 1 7 Block Diagram 61...
Page 70: ...67 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 9 PCB Layout Diagrams...
Page 71: ...68 ViewSonic Corporation Confidential Do Not Copy VA2226w 1...
Page 72: ...69 ViewSonic Corporation Confidential Do Not Copy VA2226w 1...
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