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On-board Equipment Testing and Diagnostic Function
To carry out the automatic test of equipment with the use of control function and monitoring function of ATI, and self diagnostic function of equipment concerned.
| this function applied | before (off-board test) | |
|---|---|---|
| Working for preparation (cabling, etc.) | few | many |
| Support to trains in variety | easy | difficult |
| limitation of test track | unlimited | limited |
Dual Transmission System applied for Train Operation Control Command Signal
To retain the fail-safe transmission function without the increase of delay time of command signal transmission, even if a failure occurs in the primary transmission network.
The transmission system of command signals becomes dual system , then the transmission system of monitoring signals also become dual system at the same time.
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