System errors – Yokogawa Touch Screen GP20 User Manual
Page 370
5-16
IM 04L51B01-01EN
System Errors
Servicing is required when a system error occurs. Contact your nearest YOKOGAWA dealer for repairs.
Code Message
Description, Corrective Action, Ref. Section
901
ROM failure.
Servicing is required. Contact your nearest YOKOGAWA dealer
for repairs.
902
RAM failure.
911
A/D calibration value error.
912
A/D calibration error.
Check that the reference value is correct.
Check that the wiring is correct.
If the same message continues to appear even after you perform
the procedure above, servicing is required. Contact your nearest
YOKOGAWA dealer for repairs.
913
Incorrect number for the A/D calibration.
Select a number of a module that has been detected.
914
Failed to write A/D calibration value.
Failed to write A/D calibration values to the module. Check that
the module is installed correctly. Do not remove the module during
calibration.
If the same message continues to appear even after you perform
the procedure above, servicing is required. Contact your nearest
YOKOGAWA dealer for repairs.
915
Failed to receive A/D calibration value.
Failed to receive A/D calibration values from the module. Check
that the module is installed correctly. Do not remove the module
during calibration.
If the same message continues to appear even after you perform
the procedure above, servicing is required. Contact your nearest
YOKOGAWA dealer for repairs.
921
Memory acquisition failure.
Perform the following tasks.
1. Stop recording.
2. Save the measured data that is stored in internal memory to an
external storage medium.
3. Initialize the internal memory data.
If the same message continues to appear even after you perform
the procedure above, servicing is required. Contact your nearest
YOKOGAWA dealer for repairs.
922
The ethernet module is down.
Servicing is required. Contact your nearest YOKOGAWA dealer
for repairs.
923
A hardware test failed.
924
The backup battery is low.
925
Touch screen failure
Stop recording and other operations so that the power can be
turned off. Then, turn off the power and then back on.
If the same message continues to appear even after you perform
the procedure above, servicing is required. Contact your nearest
YOKOGAWA dealer for repairs.
951
Data are not written at the flash memory area for
production.
Servicing is required. Contact your nearest YOKOGAWA dealer
for repairs.
952
A SUM value of the flash memory area for production is
incorrect.
953
The reading of the flash memory area for production
failed.
954
The writing of the flash memory area for production
failed.
999
System error.
5.2 Troubleshooting