Yokogawa Touch Screen GP20 - 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