Error Causes And Remedies - wtw photoLab 7100 VIS Operating Manual

What to do if...
Meter does not
react to keystroke
Audio signal on key-
stroke
Measuring range
undercut or
exceeded
Self-test does not
start.
The instrument
displays
Please remove cell
38
described in section 5.3.3 C
6.2

Error causes and remedies

Cause
– Operating condition undefined or
EMC load unallowed
Cause
– The key does not have any func-
tion in the current operating state
Cause
– Method not suitable
In Concentration mode you can display the current absorbance
value as additional information ([Setup]/Display absorbance).
Cause
– A cell is inserted in one of the cell
shafts
– A foreign object is inserted in one
of the cell shafts
– Occasionally, the instrument car-
ries out an automatic readjust-
ment for the rectangular cell
recognition. The informative mes-
sage Please remove cell is dis-
played even when no cell is
inserted.
LEANING THE DETECTOR LENS
Remedy
– Processor reset:
Press the <ON/OFF> and <ESC>
key simultaneously.
Remedy
– Press a different key
Remedy
– Select method with suitable mea-
suring range
– Dilute the sample
Remedy
– Remove the cell
– Then press the
<START·ENTER> key
– Remove foreign object
– Then press the
<START·ENTER> key
– Press the <START·ENTER>
key.
®
photoLab 7100 VIS
.
ba77095e03 10/2017