Display And Keyboard; Operation Keys - Pentax R-2501NS Instruction Manual

2. DISPLAY AND KEYBOARD

2.1 Display and keyboard
Power supply key Function key

2.2 Operation keys

Key
[POWER]
[ESC]
[ILLU]
[ENT]
[LASER]
[Alphanumeric]
[HELP]
18
Illumination key
Description
ON/OFF of power supply.
Returns to previous screen or cancels an operation.
Turns the illumination of the LCD display and telescope reticle on
and off.
Accepts the selected (highlighted) choice or the displayed screen
value.
Displays the laser plummet, electronic vial function, and the LD point
screen when you push the laser plummet/electronic vial key.
(Refer to "2.5 LD POINT, Laser pointer", "3.2 Laser plummet", and
"3.4 Leveling with the electronic vial").
At the numerical value screen, the numerical value and the sign "."
displayed are input. The English characters printed right under
numeric of each key are input.
Pressing [ILLU]+[ESC] key causes a help menu to appear in
A MODE or B MODE or causes a help message to appear.
Alphanumeric
and +/- key
Enter key
Laser plummet and
electronic vial key
ESC key