Pentax PLP-601 Instruction Manual page 19

(3) Auto/manual change key
Manual mode display lamp
MANUAL AL MANU BATTER TERY Y
MODE MODE CHECK CHECK
Auto/manual change key
NOTE:
• Simple grade setting can be done by manual mode, but usually
performed without stopping the automatic self-leveling function
(without pressing the Auto/manual change key).
During the manual mode, the horizontal accuracy of emitted laser
beam is not guaranteed.
• During the manual mode, the manual mode display lamp is turned on
in red.
When the Auto/manual change
1
key is being pressed for more than
2 seconds, the manual mode
display lamp is turned on in red.
OFF OFF
LE LEVEL VEL
The automatic self-leveling begins
2
and the automatic self-leveling
PO POWER WER
function stops after completion of
ON ON
automatic leveling.
OFF OFF
During the manual mode, the laser
3
beam is emitted even if the
instrument is tilted largely
(out of correction area).
When the Auto/manual change
4
key is pressed again, the manual
mode display lamp is turned off,
the manual mode is reset and
returns to normal function.
19