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Service Call Message
Meaning Action
Turn off the printer. Wait a
few seconds, then turn it on
again. If it's still displayed
on the LCD, replace the
Main PCB.
Turn off the printer. Wait a
few seconds, then turn it on
again. If it's still displayed
on the LCD, replace the
Main PCB.
99 SERVICE 12
99 SERVICE 13
Software1 Trap
Software2 Trap
* "L" means "Long".
* "S" means "Short".
* "I" means "Instruction".
* "D" means "Data".
Note: When the service error reads on the LCD, it means that there is an CPU
error. The possible cause is an hardware failure of the CPU or a program's
bug, which caused CPU error in correspondence.
VI - 14