Metrohm 838 Advanced Sample Processor Manual - Manual (Page 18)

2.1 Operating principles
10 Metrohm 838 Advanced Sample Processor, Operation
STOP
The <STOP> key ends a method.
If a sample series is stopped manually with <STOP> then the final
sequence of a method will not be carried out. When the <STOP> key
is pressed the functions listed in the parameter menu under >manual
stop will be carried out.
HOLD
LEARN
The <HOLD> key interrupts a method sequence.
Connected peripheral devices will not be stopped automatically. Only
the method sequence will be interrupted. In the HOLD condition a
method can be completely terminated with <STOP> or continued
with <START>.
After an error message in the method sequence the Advanced Sam-
ple Processor switches automatically to the HOLD condition after
<QUIT>.