Figure 2-1. Atlas 550 Rear Chassis - ADTRAN ATLAS 550 User Manual

Chapter 2. Installation
2-2
Instructions for Installing the IMUX-56/64 Module
Step
On the rear of the ATLAS 550 chassis, remove the cover plate
covering the slot into which the option module carrying the IMUX-
56/64 module is to be inserted.
1
If theATLAS 550 option module is already in the ATLAS 550
chassis, simply loosen the thumbscrews at both edges of the
option module faceplate and slide the module out of the chassis.
Carefully align the P10 connector on the IMUX-56/64 module with
the J10 connector on the option module.
Using only fingertip pressure, so that neither circuit board bends
2
or flexes, ensure that the connectors are firmly seated.
Secure the opposite end of the IMUX-56/64 module to the option
module using the screws and standoff posts supplied.
Slide the option module, with the IMUX-56/64 module attached,
3 into the ATLAS 550 chassis until the module is positioned firmly
against the front of the ATLAS unit.
Fasten the thumbscrews at both edges of the option module
4
faceplate. Tighten with a screwdriver.
Install any additional modules into the base unit, as specified in
5
the Installation chapter of the ATLAS 550 User Manual .
Figure 2-1 shows the proper placement of the IMUX-56/64 Module in the
ATLAS 550 chassis.
Remove Cover Plate
Option modules are intended to be serviced by qualified service
personnel only.
IMUX-56/64 Module User Manual
Action
IMUX Module
O I

Figure 2-1. ATLAS 550 Rear Chassis

Option
Module
61200326L1-1