Planar PQ1910M, User Manual, Page: 10 / 20

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2.3 Self Test Pattern
If there is no horizontal or vertical signal, your monitor will display the self test
pattern to indicate no signal input. After a few seconds, the monitor will enter into
waiting and saving power mode. The LED will be red and flashing. Once the
monitor receives the video signal, it will return to normal mode.
2.4 Adjusting Picture
In order to obtain the best visual display, you must adjust it, please refer to
chapter 3 “Operation of the monitor”.