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4. TURNING THE POWER ON
4.1 Turning the power on and off
To set power on: To shut down:
To turn the power supply off, press the I/O key for more than 1 second and then release it.
Power turns OFF.
NOTE: The power is automatically turned off after 10 minutes of inactivity
(Factory default setting).
4.2 Adjusting LCD contrast
Press [F4] while holding down the Illumination key
to access the screen for adjusting LCD contrast.
Pressing the [F1] [ ] will lighten the contrast,
while pressing the [F2] [ ] will darken the
contrast.
Press [ENT] to exit adjustment mode and return to
the previous screen.
• Pressing the Illumination key views the [F3] [RETICLE], [F4] [LCD] and [F5] [ILLU].
• LCD contrast may be adjusted as necessary at any time.
• The contrast may be adjusted to any one of 25 levels.
• LCD contrast may be unappealing under certain environmental conditions such as high
temperature. Adjust the LCD contrast as described above in such situations.