Toshiba nv Series - Page 29

Unified Controller nv Series type1 light PROFIBUS-DP module PF611A / PF612A User’s Guide
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Status LED
Table 2-5 Status LED
LED name
Display
Description
OP
(Green)/(Red)
Green On
Online, data exchange
Green Flash
Online, clear
Red(2 time flash)
PROFIBUS setting error
Off
Offline/Power off
NS
(Green)/(Red)
Green On
Initialization finished
Red On
Exception error
Off
No initialization finished
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Transmission cable connector (PROFIBUS-DP)
PROFIBUS-DP transmission cable connector.
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Reset switch (RESET)
Press when the PF612A is abnormal or when initializing the PF612A independent of the
controller.
When the reset switch is pressed, the entire module is reset, so the controller may detect an
access error on the PF612A and cause an error down.