Installing The Ac-Input Pem; Removing A Dc-Input Pem - Cisco 7600-SIP-400 - SPA Interface Processor 400 Installation Manual

Chapter 5 Removal and Replacement Procedures
Figure 5-111

Installing the AC-Input PEM

Follow these steps to install an AC-input PEM:
Ensure that the system (earth) ground connection has been made. For ground connection instructions,
Step 1
see the
If necessary, remove the blank PEM filler plate (Cisco part number 800-16719-01) from the chassis PEM
Step 2
bay opening by loosening the captive installation screws. See
Grasp the PEM with one hand. Place your other hand underneath the PEM, as shown in
Step 3
Slide the PEM into the PEM bay. Make sure that the PEM is fully seated in the bay.
Step 4 Tighten the PEM captive installation screws
Plug the power cord into the PEM.
Step 5
Connect the other end of the power cord to an AC-input power source.
Step 6
Caution In a system with dual power supplies, connect each power supply to a separate input source. In case of
a power source failure, the second source will most likely still be available.
Turn the power switch to the On (|) position on the PEM.
Step 7

Removing a DC-Input PEM

Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit.
OL-4503-26
Blank PEM Filler Plate
"System Ground Connection" section on page 3-19.
Figure 5-111.
(Figure 5-109).
Cisco 7600 Series Router Installation Guide
Removing and Replacing the PEM
Figure 5-110.
5-115