HP 1506 - Manual (Page 19)

Setting Up the Monitor
User Guide 3–5
4. Adjust the monitor as needed for your comfort using the
monitor’s tilt adjustment capability.
Tilting the Monitor
5. Press the power switch to turn on the monitor.
Ä CAUTION: Burn-in image damage may occur on monitors that
display the same static image on screen for a prolonged period of
time. To avoid burn-in image damage on your monitor screen, you
should always activate a screen saver application or turn off the
monitor when it is not in use for a prolonged period of time. Image
retention is a condition that may occur on all LCD screens.