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Installing Modules
Table 6: Module Slot Assignments
Router Module Slot
ERX-1440 router
Install modules other than the OC48
modules in s lots 0–5 and slots 8–13
Install the OC48 line module in slots
2–3 and slots 4–5
Install the corresponding I/O module
only in the lower of the two slots
(either slot 2 or slot 4) that the line
module spans
ERX-1410 router
Install modu
les in slots 0–5 and slots 8–13
ERX-7xx models Install modules in slots 2–6
ERX-310 router
Install modules in slots 1–2
3. With a Phillips screwdriver, loosen the screws that secure the blank filler panel
covering the empty chassis slot, if present, and remove the filler panel.
4. Remove the module from its antistatic bag, being careful not to touch module
components, pins, leads, or solder connections.
5. Verify that the ejectors are in the open position, as shown in Figure 20.
6. Guide the module into the chassis by placing it between the guides of the
selected slot and pushing the module until it stops.
The m odule stops sliding when t he ejectors make contact with the front
of the chassis.
CAUTION: If you meet strong resistance when attempting to seat the module using
the ejectors, remove it from the chassis and confirm that the slot is designed to hold
the module. Then verify, if applicable, that the module matches its correspondin g
module (I/O module or line module). Also, be sure that you have aligned the top
and bottom edges in the correct matching tracks.
7. Insert th e module into the midplane by simultaneously depressing bo th
ejectors (as shown in Figure 20) and exerting forward pressure on the module.
8. Tighten the module’s captive screws using a Phillips screwdriver. Alternately
turn each screw several times before tightening them completely to allow
themoduletositcorrectly.
Installing Line and I/O Modules 45