Figure 8-3: Hot-swap behaviour for a networked VM600 rack with
CPUM firmware version 067 or later
Yes
Start
Is there a card
(MPC4 or AMC8) in a
VM600 rack slot?
Is the card’s
configuration OK and is
the card running?
Is the card’s
configuration different from
the CPUM’s copy of the card’s
configuration?
Did the card boot
with the configuration that it is
currently running?
Is the CPUM the
“configuration master”?
No
Yes
Yes
Yes
Yes
No
No
No
No
The CPUM will configure the
card with the CPUM’s copy
of the card’s configuration
The CPUM will configure the
card using the CPUM’s copy
of the card’s configuration
The CPUM will read the
configuration from the card
and save it for future use
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