Toshiba 3000 series, Operation Manual

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2
The functions of these parts are shown below.
(1) Status indicator LEDs
These LEDs display operating status, etc. as shown in Table 2-1.However, RUN and
HLTH on the FN module depend on the combination of two LEDs as shown in Table
2-2 below.
Table 2-1 Status Indicator LEDs and the Meanings of their Indications Name of LED
Name of
LED
Display Normally
RUN
(green)
Hardware operation display
ON: Running
Blink: Watchdog timer (Hardware error detecting function) disabled
OFF: Down
ON
HLTH
(green)
Module status display
ON: Operation normal
Blink: Network parameter setting mode (Set using RUN mode setting
switch:See Chapter 3.)
OFF: Down
ON
L-A
(green)
Ethernet bus A status display
ON or blink: Transmitting
OFF: Transmission stopped
ON or blink
L-B
(green)
Ethernet bus B status display (EN721 and EN741 and EN761 and
FN711 only)
ON or blink: Transmitting
OFF: Transmission stopped
ON or blink