Service Call Conditions
M052/M053/M054 6-28 SM
SC9xx: Others
900 D Electrical total counter error
The total count contains something
that is not a number.
NVRAM incorrect type
NVRAM defective
NVRAM data scrambled
Unexpected error from
external source
920 D Printer Error 1
An internal application error was
detected and operation cannot
continue.
Software defective
Insufficient memory
921 B
Printer error 2
When the application started, the
necessary font was not on the SD
card.
Font not on the SD card
990
D
Software performance error
The software attempted to perform an unexpected operation due to: 1)
software bug, 2) incorrect internal parameter, 3) insufficient working
memory.
Turn the machine power off/on
Reinstall the controller and/or main firmware
Note: When this SC occurs, the file name, address, and data will be
stored in NVRAM. This information can be checked by using SP7-403.
Note the above data and the situation in which this SC occurs. Then report
the data and conditions to your technical control center.
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