Specifications

Hardware Description of Coprocessor – WSI2 Board Replacement
12/01 Application ModuleX Service 53
Honeywell
4.4 WSI2 Board Replacement
Overview
Node power must be turned off for the purpose of changing circuit
boards in the A
X
M node.
WARNING
Damage Can Result—Circuit board damage can result if you
do not practice proper ESD procedures or attempt to
remove/insert a circuit board with node power applied.
CAUTION
Mandatory Steps—It is mandatory that appropriate software
shutdown procedures are followed for the A
X
M coprocessor
prior to removing power from the A
X
M node.
Failure to do so can cause damage to the HP-UX file
structure on the coprocessor hard disk.
ATTENTION
It is also highly recommended that you perform a
node processor software shutdown when
preparing to power off the A
X
M node. This
provides for an orderly departure from the LCN
network.
Locating
shutdown
procedure
Software shutdown procedures for both the A
X
M coprocessor and node
processor are documented in the Application Module
X
System
Administration manual.