• SD card data defective; use another SD card
SC818 C
Watchdog error
While the system program is running, a bus hold or interrupt program goes into an
endless loop, preventing any other programs from executing.
• System program defective; switch off/on, or change the controller firmware if
the problem cannot be solved
• Controller board defective
• Replace the peripheral device
SC819 C
Fatal kernel error GW
Due to a control error, a RAM overflow occurred during system processing. One of
the following messages was displayed on the operation panel.
HAIC-P2 Error Data decompression error
554C USB loader stop
• System program defective
• Controller board defective
• Optional board defective
• Replace controller firmware
For more details about this SC code error, execute SP5990 to print an SMC report
so you can read the error code. The error code is not displayed on the operation
panel.
SC820 C
Sellf-diagnostic error 1: CPU GW
An unexpected error occurred, or the boot monitor program or self-diagnostic
program generated an interrupt. In either case, this is a fatal error.
• Replace the controller board
• Update (upload again) all firmware modules to restore the boot program and
the self-diagnostics.
This SC displays up to approximately 50 number codes. These codes are used to
find design problems and have no meaning for service technicians. The procedure
for solving the problem is the same in every case.
SC Tables
59
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