E-18
Maintenance Guide
1. When the input terminal is connected to the system properly, in the
display of date and time, the top-right corner of the LCD display should show
"-", "/", "|", "\" characters sequentially.
2. Even though the input terminals is operated in networking condition,
when failure occurs on one input terminal, it will not affect the devices in the
same network branch commonly. But in very special condition, the devices
in the same networking branch will not operate normally. When this
happened, please replace the failure device.
3. Flow charts of troubleshooting
This input terminal
failure
Y
Communication
failure
Check connection of
communication cable
Plug communication cable
properly
Other devices in this
communication branch
operates normally?
N
N
Y
Check communication
routes, communication
controloler, server
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