Service Call Conditions
SM Appendix 3-19 D017/D018/D019/D020/D084/D085
Appendix:
Service Call
Conditions
632 B
Key/card counter device error 1
After 1 data frame is sent to the
device, an ACK signal is not
received within 100 ms, and is not
received after 3 retries.
Serial line from the device to
the main machine is unstable,
disconnected, or defective
633 B
Key/card counter device error 2
During communication with the
device, the MCU received a break
(Low) signal.
Serial line from the device to
the main machine is unstable,
disconnected, or defective
634 B
Key/card counter device error 3
The backup battery of the counter
device RAM is low.
RAM backup battery
exhausted
Counter device defective
635 B
Key/card counter device error 4
After installation of the device a
message alerts user to a battery
voltage abnormal error.
Device control board defective
Device control board backup
battery defective
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