SEP 2005 MODEL 1000
2350 to 2350A CPU RETROFIT INSTRUCTIONS
F-12
(5) Loosen the four screws that secure the Card Cage Assembly to the chassis. Then remove the
Card Cage Assembly away from its chassis mount so that it is easy to work on.
(6) Locate the System Interface and Driver board. It is mounted to the top of the Card Cage
Assembly.
a) Disconnect the Analog cable from J6 on the System Interface Board, then disconnect
all CPU cables from the System Interface Board.
b) Remove the CPU assembly and install the COM4A Board, with associated mounting
hardware to J19 and J20 PC/104 Bus connector on the CPU assembly.
c) Connect COM5 (P22) and COM6 (P23) on the Field Termination Board via cable
(P/N 3-2350-085) to J6 on COM4A.
d) Connect COM7 (P24) on the Field Termination Board and COM8 via cable (P/N
3-2350-086) to J3 on COM4A.
e) Install the CPU assembly into the third slot of card cage. Connect the CPU cables as
detailed in Section 6.3 Basic 2350A Configuration.
f) Install the DB9 connector from COM5 to P22 on the Field Termination Board with
jackpost assemblies.
g) Install the DB9 connector from COM6 to P23 on the Field Termination Board with
jackpost assemblies.
h) Install the DB9 connector from COM7 to P24 on the Field Termination Board with
jackpost assemblies.
i) Install the ten position connector from COM8 to J12 on the System Interface Board.
j) Connect the Analog cable to J6 on the System Interface Board.
Refer to Section 3.4.4.1 for port configuration, RS-232, RS-422 and RS-485 and pin outs.
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