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ViewSonic N2750w 27 in. HD-Ready LCD Television Questions & Answers
TV just flashes different colors
You have entered a diagnostic colour test. With the TV powered on, hold the 'Menu' & 'Enter' together, then press the power button. Problem resolved
Hand-me-down N2750W
On screen display is locked. Fix it by:
The OSD can be enabled or disabled by pressing and holding the Menu button on the front panel for 10 seconds. If the OSD is locked, the warning message OSD Lock displays for ten seconds.
* If the OSD is locked, press and hold the Menu button for 10 seconds to unlock the OSD.
* If the OSD is unlocked, press and hold the Menu button for 10 seconds to lock the OSD.
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