B.10
SEL-387-0, -5, -6 Relay Instruction Manual Date Code 20170601
SEL-300 Series Relays Firmware Upgrade Instructions
Upgrade Procedure
Figure B.11 Example Receive File Dialog Box
Step 6. Enter a filename that clearly identifies the existing firmware
version (Figure B.12), using the version number from the FID
you recorded earlier in Step 1 on page B.7 and click OK.
SEL lists the firmware revision number first, then the product
number.
Figure B.12 Example Filename Identifying Old Firmware Version
If Xmodem times out before the download completes, repeat
the process from Step 1 on page B.9.
NOTE: HyperTerminal stored any
path you entered in Step 3 and any
filename you entered in Step 6 during
the earlier download attempt; this
saves you from reentering these on a
subsequent attempt.
For a successful download, you should see a dialog box similar
to Figure B.13. After the transfer, the relay responds with the
following:
Download completed successfully!
Figure B.13 Downloading Old Firmware
F. Upload New
Firmware
Step 1. Prepare to load the firmware:
a. Insert the disk containing the new firmware into the
appropriate disk drive on the computer.
NOTE: This example shows
uploading new firmware directly from
a disk. For a faster upload (and less
potential for file corruption), copy the
new firmware to the local hard drive
and upload the new firmware from the
hard drive.
b. Some firmware is in self-extracting compressed files
(files with .exe extensions). For firmware in such files,
from Windows Explorer double-click on the file and
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