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AD-4430B
7.
Maintenance
7.1.
Error Messages
If an error message is displayed, refer to the chart below to take proper measures.
Error message
Cause
Treatment
Program checksum error.
Repair is required.
Data can not be acquired from
the A/D converter.
Repair is required.
Correct data can not be read
from the FRAM.
Perform initialization. If initialization does not clear
the error, repair is required.
Calibration data is not correct. Perform calibration.
X
Calibration error. X : number. Refer to “
5.3.8. Error Codes for the Calibration
”.
The setting value is out of the
settable range.
Check the setting value and set again.
7.2.
Check Mode
The check mode checks the performance of the display, key switches and external I/O.
7.2.1.
Entering The Check Mode
Step 1
Press the
key while pressing and holding the
key (
+
) to display
.
If returning to the weighing mode, press the
key.
Step 2
Press the
key while pressing and holding the
key (
+
) to display
of the check mode. Press the
key to display the check item
Step 3
Select the check item using the
key. Press the
key to enter to it.
Press the
key when exiting it
Display
Item To Be Checked
Key check
BCD check
A/D converter output check
(Load cell)
Internal count check
Program version
Serial number
Program checksum
Memory checksum (EEPROM)
C-Fnc check (
to
)
