Metrohm 788 IC Filtration Sample Processor - Manual (Page 142)

6 Appendix
788 IC Filtration Sample Processor
134
Error message Cause
* changer low power The power supply cannot deliver
enough power for the simultaneous
operation of all components currently
in use (pump, lift).
* RS232 error The transmission parameters of the
RS232 interface do not agree with
those of the receiving instrument.
* check rack/swing head Invalid configuration of sample rack
or swing head.
* invalid position The sample position selected is de-
fined as a special beaker or the spe-
cial beaker chosen is not defined.
* invalid rack code The rack code read by the 788 IC Fil-
tration Sample Processor could not
be found in the internal position ta-
bles.
* changer not ready The 788 IC Filtration Sample Proces-
sor cannot execute the command
chosen because it is busy carrying
out another action or it cannot move
to the rack position.
* changer overload Load or resistance too large to carry
out the chosen action.
trap error xxx Unexpected program error, turn in-
strument off and on again.
No display, LEDs tower
1 and tower 2 are lit up
LCD error (system error 7). Please in-
form Metrohm Service.