13. Troubleshooting
13-47
(2) Network troubleshooting
(a) Network failures and corrective actions (when communication is unstable)
Table 13-26 Network failures and corrective actions (when communication is unstable)
Symptom
Check
location
Check
Corrective action
Communication
is not possible
or is unstable.
Check the
transmission
line.
Does each station respond to the
ping command appropriately?
Check the power supply, cables, and other
items for the stations that do not respond to the
ping command.
Does the collision indicator turn
on frequently?
Check the cable and connector contacts. Use an
analyzer to check the details of the error.
Is the repeater powered on?
Check the power supply, whether the power
cable is disconnected, and the power voltage.
Check the
settings of the
communicating
stations.
Is the IP address of the network
specified correctly?
Use the support tool or analyzer to double-
check the selected IP address.
Has the number of the station
been specified correctly?
Use the support tool or analyzer to double-
check the selected station number.
Have the parameters of the
station been specified correctly?
Use the support tool to double-check the
parameters of the station that have been
specified.
Does the CD (carrier wave
detection) indicator turn on
continuously or intermittently?
Double-check the communication cable, hub
power supply, and similar items.
Does the COM indicator turn on
continuously or intermittently?
Double-check the settings of the station.
Summary of Contents for S10VE
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