79
22-2 Error Codes Display Error code Description
Weighing unit connection error
The weighing unit is not connected to the display
properly. Refer to “2-2 Installing the Balance” to perform
a proper connection.
(CHECK NO)
Internal error
Indicates an internal error as the result of self-check
function.
Repair is required. Contact the local A&D dealer.
EC, E11 Stability error
The balance can not stabilize due to an environmental
problem.
Refer to “3-2 When Building into a System” to prevent
vibration, drafts, temperature changes, static electricity
and magnetic fields, from influencing the balance.
To return to the weighing mode, press the CAL key.
EC, E20 Calibration weight error
The calibration weight is too heavy. Confirm the
calibration weight value.
Press the CAL key to return to the weighing mode.
EC, E21 Calibration weight error
The calibration weight is too light. Confirm the
calibration weight value.
Press the CAL key to return to the weighing mode.
Overload error
A sample beyond the balance weighing capacity has
been placed on the pan.
Remove the sample from the pan.
Weighing pan Error
The weight value is too light.
Confirm that the weighing pan is properly installed and
calibrate the balance.
Sample mass error
The balance can not store the sample for the counting
mode or for the percent mode because it is too light.
Use a larger sample.