Appendix; Error Messages - JUMO LOGOPRINT 500 Operating Manual

12.1 Error messages

All error messages are displayed by flashing in the LED dot-matrix display at
regular intervals.
The other instrument functions remain unaltered, as far as possible.
Display
Status message
NO PAPER!
Error or fault in recorder
LOW BATTERY!
ADJUST TIME!
RELAY-ERROR!
A/D
CONVERTER
ERROR
Cause / Remedy
- The chart cassette has been removed or the end of
the chart has been reached, a fresh chart must be
inserted.
vSection 9.2 "Removing and replacing the
chart cassette"
- The take-up roll has not properly engaged with the
chart cassette
vSection 9.2.1 "Changing the roll chart"
- The battery for the real-time clock and for buffering
the RAM is discharged.
- Please contact the nearest JUMO office or the main
factory.
- This error message is produced if the storage
capacitor is discharged to too low a level during a
supply failure
(Extra Code,
- The event, power-off, and operating time counters,
as well as the system clock and the minimum and
the maximum ambient temperatures are reset.
- The time must be set.
vSection 4.2 "Table of the configuration
parameters"
- The communication with the external
relay module ER8 is faulty.
- Check the connection between the printing recorder
and the external relay module ER8.
- The A/D converter in the printing recorder is faulty.
- Please contact the nearest JUMO office or the main
factory.

12 Appendix

Section 5.2 "Type designation")
101