Yokogawa EJA115 - Manual (Page 73)

IM 01C22T02-01E A-35
APPENDIX 6. SOFTWARE DOWNLOAD
A6.7 Troubleshooting
For error messages appearing in the download tool, see also the User’s Manual of download tool.
Table 2. Actions after Software Update
Symptom Cause Remedy
An error occurs before starting a
download, disabling the
download.
The selected download file is not for the
selected field device.
Check SOFTDWN_ERROR in the resource
block and obtain the correct file.
An error occurs after starting a
download, disabling the
download.
You attempted to update the device revision
by downloading a file which is not an original
file.
Check SOFTDWN_ERROR in the resource
block and obtain the original file.
The selected field device does not support
software downloading.
Check whether the option code /EE is
included in the model and suffix codes of the
device.
The voltage on the fieldbus segment falls
below the specified limit (9 volts).
Check the capacity of the field bus power
supply used and the voltage at the terminal.
There was an error in a checksum or the
number of transmission bytes.
Check SOFTDWN_ERROR in the resource
block and obtain the correct file.
The download takes far longer
than expected or fails frequently.
The fieldbus segment is noisy.
An error occurs after activation.
Check the noise on the fieldbus segment.
Transient error caused by the internal
resetting of the field device
Check whether communication with the field
device has recovered after a while.
The new software does not take
effect after the activation.
The file of the current revision was
downloaded.
Obtain the correct file.
Failure of the memory in field device, etc. Check SOFTDWN_ERROR in the resource
block, and re-try downloading.
If fails, place a service call.
TA0602.EPS
The download tool does not allow download
with same software revision.
Check the setting of the download tool.
A6.8 Resource Block’s Parameters Relating to Software Download
Table 3. Additional Parameters of Resource Block
TA0603.EPS
Relative
Index
Index Parameter Name
Default
(Factory Set)
Write
Mode
Description
SOFTDWN_PROTECT
1, 0, 0, 0, 0, 0,
0, 0, 0
SOFTDWN_ACT_AREA
Defines whether to accept software downloads.
0x01: Unprotected
0x02: Protected
Selects the software download method.
0x01: Standard
Indicates the number of times the internal
FlashROM was erased.
Indicates the ROM number of the currently
working FlashROM.
0: FlashROM #0 working
1: FlashROM #1 working
Indicates the software module revision.
Indicates the error during a software download.
See Table 4.
1057
1055
1056
SOFTDWN_MOD_REV
—
—
—
1054
1053
0
SOFTDWN_FORMAT
SOFTDWN_COUNT
0x01
0x01
0
56
57
55
54
53
1058 — SOFTDWN_ERROR 0 58