Metrohm 796 Titroprocessor - Manual (Page 257)

12 12. . Troubleshooting Troubleshooting
796 Titroprocessor, Instructions for use 251 251
RECOGN 4: enter value for EP-window "X" from...
RECOGN 5: enter value for EP-window "X" ...to
RECOGN 6: equal limits for EP-window "X"
Different values must be entered for the limits in EP window XX
RECOGN 7: EP-window "X" and EP-window "Y" overlapping
Different EP windows must not overlap. Correct the values for the limits.
RECOGN 8: EP-window "X" out of general limits
Correct the limits for EP window X, so that the EP window lies completely
within the general area or correct the general limits accordingly.
REPORTS
REPORTS 1: no printer connected
Either no external printer has been connected or the internal printer has nor
been enabled. Check the configuration of the interface, see page 44ff.
REPORTS 2: interface configured as COMM. and printer
An RS232 interface has been defined as the printer interface and also as the
communication interface. This can cause problems during data transfer.
Connect one of the instruments to the second RS232 interface.
REPORTS 3: no COMM interface configured
For the required action the RS232 interface which is to be used for data
transfer must be defined as the communication interface. See page 44ff.
REPORTS 4: too many variables. Output aborted
There are too many printer data to be printed out. The required reports can
be produced individually via the <PRINT> key.
RS232
RS232 1: interface X possibly defect
Problems have been found with RS232 interface X which indicate a hard-
ware fault. Please contact the service department of your local Metrohm
agency.
RS232 2 ... 13: interface X: ...
The Titroprocessor cannot establish a stable, serial connection via RS232
interface X. Check whether the transfer parameters of the Titroprocessor
and those of the connected instrument are identical. Initialize the interface
again.
Is an instrument actually connected? Is the correct cable being used?