Juniper T320 Manual page 203

Cables and connectors
LEDs
Copyright © 2015, Juniper Networks, Inc.
Duplex SC/PC Connector (Rx and Tx)
SONET/SDH OC48/STM16 fixed transceivers:
1-port: Short reach (SR-1)
1-port and 4-port: Long reach (LR-1)
Optical interface specifications—see
Specifications" on page 45
NOTE: To extend the life of the laser, when a PIC is not being actively used with any valid links,
take the PIC offline until you are ready to establish a link to another device. For information about
taking a PIC offline, see the
request chassis pic offline
One tricolor per port:
Off—Not enabled
Green—Online with no alarms or failures
Yellow—Online with alarms for remote failures
Red—Active with a local alarm; router has detected a failure
Chapter 13: End-of-Life PIC Descriptions
"SONET/SDH OC48/STM16 Optical Interface
command in the
CLI Explorer
.
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