Juniper T640 Hardware Manual page 2

Juniper Networks, Inc.
1194 North Mathilda Avenue
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www.juniper.net
This product includes the Envoy SNMP Engine, developed by Epilogue Technology, an Integrated Systems Company. Copyright © 1986-1997,
Epilogue Technology Corporation. All rights reserved. This program and its documentation were developed at private expense, and no part
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This product includes memory allocation software developed by Mark Moraes, copyright © 1988, 1989, 1993, University of Toronto.
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GateD software copyright © 1995, the Regents of the University. All rights reserved. Gate Daemon was originated and developed through
release 3.0 by Cornell University and its collaborators. Gated is based on Kirton's EGP, UC Berkeley's routing daemon (routed), and DCN's
HELLO routing protocol. Development of Gated has been supported in part by the National Science Foundation. Portions of the GateD
software copyright © 1988, Regents of the University of California. All rights reserved. Portions of the GateD software copyright © 1991, D.
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This product includes software developed by Maker Communications, Inc., copyright © 1996, 1997, Maker Communications, Inc.
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T640 Router Hardware Guide
Copyright © 2013, Juniper Networks, Inc.
All rights reserved.
Revision History
August 2013—Minor updates.
July 2012—Updated the LED descriptions for the connector interface panel (CIP) and the RE-C1800 Routing Engine. Updated the hardware
labels for the RE-C1800 Routing Engine SSD. Added illustrations to the procedures to replace the solid-state disk (SSD) and CompactFlash
card on a RE-C1800 Routing Engine.
May 2012—For Junos OS Release 11.4R2, added support for the 16-gigabit C1800 Routing Engine.
March 2012—For Junos OS Release 11.4R2, added the six-input DC power supply.
December 2011—Added the serial number location for the LCC-SIB. Updated CIP description and CIP LED description. Minor edits.
July 2011—For Junos OS Release 11.2, added support for the RE-C1800 (RE-DUO-C1800-8G) and LCC-CB on standalone T640 routers.
Added procedures to replace the solid-state disk and CompactFlash card on a RE-DUO-C1800-8G. Updated the procedures to upgrade
and replace the front quiet fan trays. Updated FPCs supported to indicate EOL and EOS status. Updated the SCG LED, troubleshooting,
and alarm information. Added the hex screw for AC power supply connections. Corrected the serial number locations.
March 2011—For Junos OS Release 10.4, added support for external clock inputs on the SONET clock generator (SCG) with two RJ-48 ports.
Removed support of the external clock inputs on the SONET clock generator (SCG) with DB-9 ports. Updated the Taking the Host Subsystem
Offline procedure. Minor edits.
October 2010—Corporate rebranding. Minor edits.
August 2010—Corporate rebranding. Minor edits.
May 2010—For Junos OS Release 10.2, added support of the clock interface ports on the SONET clock generator (SCG). Added the three-phase
delta and wye AC power supplies. Updated the European Community EMC Declaration of Conformity. Updated the DC power supply
specifications.
November 2009—Updated the amber LED to yellow.
September 2009—Completed topic conversion.
ii Copyright © 2013, Juniper Networks, Inc.