Toshiba V Series User Manual page 203

Table 8-2 Module Down States Indicated by RUN/STBY LED Combinations
LED combination
displayed
RUN On, STBY On
RUN On, STBY Off
RUN Off, STBY Blinking
RUN Off, STBY Blinking
RUN Off, STBY Off
6F8C0904
Module operating normally in standby mode (parameter setup waiting
state)
The module goes to this state after power is first applied and after a
reset.
Module operating normally in run mode (transmission possible)
The module switches to this mode in response to an operating mode
control request. (Parameter setup is required to switch the module to
run mode.)
An error occurred during operation and the module is down.
Possible causes of the module going down
Watchdog timeout occurred
Memory bus stall occurred
Trap occurred
Jabbering timeout occurred
Semaphore acquisition error
Semaphore acquisition error
MBX reception error
MBX transmission error
No empty TCP resend queue
Acquired buffer was in use
Initial buffer acquisition error
Down mode due to the occurrence of an error during self-diagnostics
at power on.
Possible causes of the module going down
LAN controller check error
ROM BCC check found a discrepancy
System RAM area check error
S controller interface memory check error
8.1 LED Display
Description
Down information
error code
0010H
0020H
0030H
0040H
0500H, 0501H
0502H, 0503H
0504H
0505H
0506H
0507H
0508H
Down information
error code
0050H
0160H
0260H
0360H
8
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