Micromeritics ASAP 2020 Confirm Operator's Manual page 305

Appendix B
2461- No instruments are in operation. This application will unconditionally
terminate.
Cause:
Action A:
Action B:
2471- Unit n - S/N; nn has an invalid communications port specified. It cannot be
initialized.
Cause:
Action:
2474- (Unit {number}) Communications port COM (port number) specified in the pro-
gram control files is already in use. Unit cannot initialize.
Cause:
Action:
202-42811-01 - Mar 2011
At least one analyzer must be active for the application to operate. The
initialization of the analyzers configured with the Setup program has
failed. The application stops.
Usually this message is preceded by another message giving the reason
for the analyzer's failure to initialize. Refer to the instructions for that
message.
Check the cable connection between the analyzer and the computer.
Verify that the analyzer has the power switch in the ON position and
that the light on the front panel is illuminated. If the application con-
tinues to fail in its attempts to initialize the analyzer, contact your ser-
vice representative.
The communications port specified for this analyzer during installation
(or configuration) is invalid.
Use the setup program to change the analyzer configuration.
The communications port assigned to the indicated unit is in use by
another program.
End the program using the busy port or use the Setup program to
change the communications port assigned to this program.
ASAP 2020 Confirm
B-11