Leica Geosystems Leica DISTO Classic3 - Manual (Page 56)

General rule:
In case of messages switch on/off instrument
several times and check if message is still
displayed. Then call service and specify the
message displayed.
Reset message with or quick-switch off
Message Cause Remedy
code
203 Wrong entry Repeat entry
204 Calculation Repeat
error procedure
252 Temperature above Cool down
50°C (measuring) instrument
253 Temperature below Warm up
-10°C (measuring) instrument
255 Receiver signal Use target plate
too weak, Measurement
Measurement time > 10 sec.
time too long
Distance < 250 mm
256 Receiver signal Use target plate
too powerful (correct side)
257 Wrong Use target plate
measurement;
ambient brightness
too high
All other messages Call service
„System“
Message Codes
56