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Chapter 5 Troubleshooting
If the state display LED of the product displays anything different from the
normal display as described in "Table 1-1 Display details on the state display
LED and normal display" on page 5, or if any error is detected in the human
interface station, stop using it immediately and contact one of Toshiba's
service representatives.
To load the RAS data and system log, refer to engineering tool operation
manual.
Fault diagnosis method using the LEDs
Perform diagnosis by referring to the following table, LED and systemview,
systemlog, setting of station address swtich. Then operate remedy.
State name
Normal
ON
operation
Switch
ON
setting error
ON
TC-net 100
ON
parameter
mismatch
Talker block
－
overlap
Down
－
Loading the RAS data and system log
To load the RAS data and system log, refer to "Unified Controller nv series /
Integrated Controller V series nV-Tool (Basic) Operation Manual (6F8C1290)."
When an error occurs
Load the RAS data and system log before removing the module from the basic
unit.
48
6F8C1621
Table 5-1 Diagnosis using the LEDs
LED display
LINK-A
ACT-A
LINK-B
ACT -B
Blinking
Blinking
OFF
Blinking
－
－
State
Normal
Wrong setting of station address setting
switch
Wrong setting of station address setting
switch
TC-net 100 parameters do not match
other node currently in transmission
Overlap of talker blocks is detected
Module error
Remedy
Make the setting
value any value other
than (00h) or FF(h).
Make the setting
value unique in the
system.
Make them match
with the engineering
tool.
Correct the
registration of the
overlapping block.
Contact one of
Toshiba's service
representatives to
replace the module.
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