Installing Line And I/O Modules; Installing A Line Module Or An I/O Module - Juniper ERX - RELEASE 11.1.X HARDWARE GUIDE 03-23-2010 Hardware Manual

ERX 11.1.x Hardware Guide

Installing Line and I/O Modules

This section describes the procedures for installing line and I/O modules.
NOTE: Install the I/O module before you install the corresponding line module;
otherwise, the diagnostics fail and the line module's status is listed as inactive when
you issue the show version command. If this occurs, remove and reinsert the line
module.

Installing a Line Module or an I/O Module

To install a module:
1.
2.
NOTE: Line modules are in the front of the system and I/O modules are in the back
of the system.
Table 5: Module Slot Assignments
3.
4.
5.
40

Installing Line and I/O Modules

Ground yourself by using an antistatic wrist strap or other device and connect
it to the ESD grounding jack on the chassis.
Choose the slot where you want to insert the module.
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 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
components, pins, leads, or solder connections.
Verify that the ejectors are in the open position, as shown in Figure 20 on
page 39.
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