Metrohm 840 PC Control 5.0 / Touch Control - Manual (Page 299)

5 Troubleshooting – Maintenance
PC Control / Touch Control
287
5 Troubleshooting – Maintenance
This section contains troubleshooting information and a description of
the diagnosis functions integrated in Touch Control and PC Control. For
Touch Control a description is given of how to change the batteries and
carry out a "RAM initialization".
5.1 Troubleshooting
This section describes several problems that could occur when
operating the system together with possible causes and their remedies.
5.1.1 Editing methods
Problem Possible cause Remedy
The required
command cannot be
inserted with Insert
command.
The use of the command has
been deactivated under
Dialog options/Command
list.
Activate the command under
Dialog options/Command list
(see Section 3.7.3).
An evaluation (EVAL
command) cannot
be inserted.
A data producing command
(titration or measurement) to
which the evaluation could
be applied is missing.
First insert a titration or
measurement command and then
the evaluation (see Section 4.3).
An evaluation (EVAL
command) is shown
in red in the list of
commands.
A data producing command
(titration or measurement) is
missing, or the data
producing command has
been replaced by another
one, (e. g. DET pH by DET
U) to which the evaluation
cannot be applied.
Delete the EVAL command and first
insert the titration or measurement
command and then the evaluation
(see Section 4.3).
5.1.2 Sample series
Problem Possible cause Remedy
The method cannot
be entered in the
sample data silo.
The use of the sample
assignment table is switched
on under System/Templates
/Sample data. The method
assigned to the sample
identification will be
automatically loaded at the
start of the determination.
Switch off the use of the sample
assignment table under
System/Templates/Sample data
(see Section 3.14.2).