Operating Instructions Cubis
®
 MCA  101
  Malfunctions 
10  Malfunctions
10.1  Warning Messages
Warning 
message
Fault Cause Remedy Chapter, 
page
Disp.Err. The value to be output 
cannot be shown in 
the operating display.
The data to be displayed is 
not compatible with the set 
display format.
Adjust the display settings in 
the menu, e.g. resolution, unit, 
decimal places.
High The device is 
overloaded.
The device’s maximum 
weighing capacity has been 
exceeded.
Reduce the applied weight to 
below the device’s maximum 
weighing capacity.
15.7, 110
Low The modulation of the 
weighing module’s 
weighing converter 
istoo low.
No weighing pan has been 
placed on the balance.
A previously forgotten 
weight was removed after 
starting the device.
Insert the weighing pan into the 
device and switch the device off 
and on again.
Com.Err. The device is not 
receiving any weight 
values.
No communication exists 
between the display and 
control unit and the 
weighing module.
Wait until the display and control 
unit restores the communication 
with the weighing module.
If the problem occurs again: 
Contact Sartorius Service.
17, 121
10.2  Troubleshooting
Fault Cause Remedy Chapter, 
page
The operating display 
is blank.
The device is disconnected. Check the connection tothe 
power supply.
6.2, 55
The AC adapter is not connected. Connect the power supply cable 
to the power supply.
6.2, 55
The displayed weight 
value changes constantly.
The installation site is unstable. Adjust the parameters inthe 
“Ambient conditions” submenu.
7.7.4, 63
Change the installation site. 5.2, 44
A foreign object is positioned 
between the weighing pan and the 
housing.
Remove the foreign object.
The weight readout 
displayed by the device 
isobviously wrong.
The device has not been calibrated. Calibrate the device. 8.9, 89
The device was not tared before 
weighing.
Tare the device.
The side or upper panel of 
the motorized draft shield 
does not open or close.
The operating range of the side or 
upper panel of the motorized draft 
shield is not functional or is blocked.
Hold down the palm-operated 
key. If the problem continues to 
occur: Contact Sartorius Service.