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Chapter 3
Feature Set Description
3-6
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While one or more replacement I/O modules in the bank are being serviced
by the HotPnP feature, the other I/O modules in the bank remain fully
operational and accessible on the network without any interruptions. As
soon as the FP-1000/1001 configures a replacement I/O module via the
HotPnP service, that I/O module becomes automatically accessible on the
network.
Power-On Self Test (POST)
The power-on self test (POST) is a test suite that the FP-1000/1001
performs at power up to verify its own operational status. The test is
non-invasive and therefore does not affect the operation of the network, nor
does it affect any of your field wiring connected to the terminal bases in
the bank.
If the self-test suite fails, the FP-1000/1001 does not participate in the
network communication traffic, thereby eliminating potential conflicts with
the other banks in your network.
The FP-1000/1001 indicates POST failure via the
STATUS
LED. Refer to
the next section,
, for more information.
Table 3-1.
Module Configuration Results After HotPnP Replacement
SnapShot
Feature
Replacement Module
Replacement
Module Configuration
After HotPnP
Enabled/
Disabled
Compatible with the
removed module
Same as the
configuration of the
removed module
Disabled
Incompatible with the
removed module
Factory default
configuration of
replacement module
Enabled
Incompatible with the
removed module but
compatible with the
SnapShot information
Same as the
configuration stored in
the SnapShot
Enabled/
Disabled
Incompatible with the
removed module and
incompatible with the
stored SnapShot
information
Factory default
configuration of
replacement module