12. Turn on the main power switch.
13.
Check that the NVRAM data is correctly downloaded.
• This procedure does not download the following data to the NVRAM:
•
Total Count
• Serial Number
Handling Firmware Update Errors
An error message shows in the first line if an error occurs during a download. The error code consists of
the letter "E" and a number ("E20", for example).
Error Message Table
Code Meaning Solution
20 Cannot map logical address Make sure the SD card is inserted correctly.
21 Cannot access memory HDD connection incorrect or replace hard disks.
22
Cannot decompress compressed
data
Incorrect ROM data on the SD card or data is
corrupted.
23
Error occurred when ROM update
program started
Controller program abnormal. If the second attempt
fails, replace controller board.
24 SD card access error
Make sure SD card inserted correctly, or use
another SD card.
30
No HDD available for stamp data
download
HDD connection incorrect or replace hard disks.
31
Data incorrect for continuous
download
Insert the SD card with the remaining data required
for the download, the re-start the procedure.
32
Data incorrect after download
interrupted
Execute the recovery procedure for the intended
module download, then repeat the installation
procedure.
33 Incorrect SD card version
Incorrect ROM data on the SD card, or data is
corrupted.
5. System Maintenance Reference
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