OHAUS Trooper Manuel D'instructions page 37

Trooper Scale
6 CARE AND MAINTENANCE (Cont.)
6.1 Troubleshooting (Cont.)
SYMPTOM
Cannot display weight in desired
weighing unit.
RS232 not working.
Unable to calibrate unit.
PROBABLE CAUSE(S)
Desired unit not set to ON in Readout
menu.
RS232 communication parameters set up
incorrectly.
Improper or loose cable connections.
Software Lockout switch set to ON and
Lock Switch on the circuit board set to
open position.
Incorrect value for calibration mass.
REMEDY
Enable desired unit in Readout
menu. See paragraph 4.4.4
Conversion too large (typically in
g).
Verify communication param-
eters.
Check cable connections.
Set LCL to OFF in the LocSW
menu, and set Lock Switch on the
circuit board to ON position. Re-
fer to paragraph 4.4.6.
Use correct calibration mass.
EN-31