GW SC Code Descriptions
SC6xx
No.
Definition
Symptom Possible Cause/Countermeasure
630 D
CSS communication error
The machine tries to communicate with
one of the terminals of a relevant service
center. → An error signal returns.
• Communication error on the public
telephone network (logged only; the
machine can still operate)
632 C
MF accounting device error 1
The machine sends a data frame. → No
normal end signal returns. → This
symptom happens three times.
• Defective or broken line between
machine and device
633 C
MF accounting device error 2
The machine is communicating with the
accounting device. → The break signal
returns.
• Defective or broken line between
machine and device
634 C
MF accounting device error 3
A backup RAM error is reported from the
accounting device.
• Defective accounting device
controller
• Defective battery in the accounting
device
635 C
MF accounting device error 4
A battery voltage error is reported from
the accounting device.
• Defective accounting device
controller
• Defective battery in the accounting
device
636 SD Card Error
-001 B
Expanded authentication module error
There is no expanded authentication
module in the machine.
1. Install the correct SD card or the file of
the expanded authentication module.
4. Troubleshooting
116
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