Function Keys - Pentax R-2501NS Instruction Manual

2.3 Function keys

Display F. Key
MODE A
[MEAS] F1
[TARGET] F2
[0 SET] F3
[DISP] F4
[MODE] F5
MODE B
[S.FUNC] F1
[ANG SET] F2
[HOLD] F3
[CORR] F4
[MODE] F5
Description
Pressing this key one time measures the distance in normal
mode. Another measurement type can be selected by
InitialSetting 2.
Pressing this key twice measures the distance in coarse mode.
Another measurement type can be selected by initial setting 2.
Switches the target.
REFLECTORLESS / SHEET / PRISM
Resets the horizontal angle to 0° 0' 0" by pressing twice.
Switches the display composition in the order
"H.angle/H.dst./V.dst.", "H.angle/V.angle/S.dst." and
"H.angle/V.angle/H.dst./S.dst./V.dst.".
Switches the screen between MODE A and MODE B.
PowerTopoLite Special Functions.
Brings up the angle setting screen for setting angle-related
parameters.
(H.ANGLE /%GRADE, H.ANGLE INPUT and L/R EVERSE)
Pressing this key twice retains (holds) the horizontal angle
shown on the display.
Brings up the screen for changing the target constant,
temperature, pressure setting.
Switches the screen between MODE A and MODE B.
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