Juniper E SERIES BROADBAND SERVICES ROUTERS 11.3.X - ERX HARDWARE GUIDE REV 26-9-2010 Hardware Manual page 56

ERX 11.3.x Hardware Guide
40
Table 5: Module Slot Assignments
Router
ERX1440 router
ERX1410 Broadband Services
Router
ERX7xx models
ERX310 Broadband Services
Router
With a No. 2 Phillips screwdriver, loosen the screws that secure the blank filler panel
3.
covering the empty chassis slot, if present, and remove the filler panel.
Remove the module from its antistatic bag, being careful not to touch module
4.
components, pins, leads, or solder connections.
Verify that the ejectors are in the open position, as shown in Figure 20 on page 38.
5.
Guide the module into the chassis by placing it between the guides of the selected
6.
slot and pushing the module until it stops.
The module stops sliding when the 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 corresponding module (I/O module or line module).
Also, be sure that you have aligned the top and bottom edges in the correct
matching tracks.
Insert the module into the midplane by simultaneously depressing both ejectors (as
7.
shown in Figure 20 on page 38) and exerting forward pressure on the module.
Tighten the module's captive screws using a No. 2 Phillips screwdriver. Alternately
8.
turn each screw several times before tightening them completely to allow the module
to sit correctly.
CAUTION: Do not overtighten the screws.
Module Slot
Install modules other than the OC48 modules in slots 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
Install modules in slots 0–5 and slots 8–13
Install modules in slots 2–6
Install modules in slots 1–2
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