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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
OL-7677-04
APPENDIX
C
Connecting to DC Power
To connect the Cisco ME switch to a DC-input power source, follow these steps:
1. Preparing for Installation, page C-1
2. Grounding the Switch, page C-2
3. Wiring the DC-Input Power Source, page C-6
Warning
Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Statement 1003
Warning
This unit is intended for installation in restricted access areas. A restricted access area can be
accessed only through the use of a special tool, lock and key, or other means of security.
Statement 1017
Caution Installation of the equipment must comply with local and national electrical codes.
Note We recommend that you use 18 AWG copper wiring for Network Equipment Building Systems (NEBS)
installation. This guideline follows the standard guidelines for DC power wiring in the Central Office.
Note You can use the grounding lug to attach a wrist strap for ESD protection during servicing.
Preparing for Installation
Locate the DC terminal block plug, the ground lug, and the two number-10-32 screws in the
DC-switch kit.
Obtain these necessary tools and equipment:
• Ratcheting torque screwdriver with a Phillips head that exerts up to 15 pound-force inches (lbf-in.)
of pressure
• Panduit crimping tool with optional controlled cycle mechanism (model CT-700, CT-720, CT-920,
CT-920CH, CT-930, or CT-940CH)