2-20
AFP-400 Installation
PN
50253
:
A2 03/12/96
Mounting the ARM-4 Auxiliary Relay Module
For ease of installation and
service, mount the ARM-4 in a
dedicated position on the
chassis (if available) with no
module or expander board
above it. The ARM-4 can also
mount in the upper right
corner of the CAB-400AA.
Overview
Mounting Positions for the ARM-4
1) Select a mounting position for the ARM-4.
2) Secure the two loose standoffs to the screw mounts on the chassis at the
selected location for the ARM-4. Make sure to install existing standoffs in
the locations illustrated.
Installing the ARM-4
Module
Continued on the next page...
standoffs
CRM-4 or CRE-4
The ARM-4 module can be driven by either a CRM-4 or a CRE-4. Each ARM-4
can support one CRM-4 OR one CRE-4. If using auxiliary relays for both
modules, mount two ARM-4s in separate positions.
Place the module against the chassis in any one of eight positions relative to
the CRM-4 or CRE-4. You can also install the ARM-4 directly below the CRM-
4 or CRE-4. Select a position on the chassis for the ARM-4:
