User Manual

Cond 1970i What to do if...
53
ba75692e01 01/2007
6 What to do if...
Display LoBat
Instrument does not
react to keystroke
Error message OFL
OFLOFL
OFL
Error message E3
E3E3
E3
Display to
toto
to
Cause Remedy
– Battery almost empty – Charge the battery (see
section 3.2)
Cause Remedy
– Operating condition undefined
or EMC load unallowed
– Processor reset:
Press the <RCL> and
<ON/OFF> keys at the same
time and release them again.
The software version is
displayed.
Cause Remedy
The measured value lies outside
the measuring range
– Measuring cell not connected – Connect measuring cell
– Cable broken – Replace measuring cell
Cause Remedy
– Measuring cell contaminated – Clean cell and
replace it if necessary
– Unsuitable calibration
solution
– Check calibration solutions
Cause Remedy
– Time-out of the interface – Check the instrument
connected