Chassis Components And Description; T4000 Chassis Description - Juniper T4000 Hardware Manual

CHAPTER 3

Chassis Components and Description

T4000 Chassis Description

Copyright © 2018, Juniper Networks, Inc.
T4000 Chassis Description on page 11
T4000 Cable Management System on page 13
T4000 Connector Interface Panel (CIP) Description on page 14
T4000 Craft Interface Description on page 16
T4000 Midplane Description on page 18
T4000 SONET Clock Generators (SCGs) Description on page 20
T4000 SONET Clock Generators (SCGs) LEDs on page 22
The T4000 Core Router chassis is a rigid sheet metal structure that houses all the other
router components (see Figure 3 on page 12
measures 37.45 in. (95.1 cm) high, 31 in. (78.7 cm) deep, and 17.43 in. (44.3 cm) wide. The
chassis can be installed into many types of racks or cabinets.
The chassis includes the following features (see
Figure 4 on page 13):
Front-mounting flanges for mounting in a four-post rack or cabinet or front-mounting
in an open-frame rack.
Center-mounting metal brackets for center-mounting in an open-frame rack.
Handles on each side to facilitate positioning the router in the rack. Do not use the
handles to lift the router.
Two electrostatic discharge (ESD) points (banana plug receptacles), one front and
one rear.
CAUTION: Before removing or installing components of a router, attach
an ESD strap to an ESD point, and place the other end of the strap around
your bare wrist. Failure to use an ESD strap could result in damage to the
router.
and Figure 4 on page 13). The chassis
Figure 3 on page 12 and
11