Cisco 6503 - Catalyst Firewall Security Sys Installation Manual page 287

Chapter 4 Removal and Replacement Procedures
To install a DC-input PEM, follow these steps:
Ensure that the system (earth) ground connection has been made. For ground connection installation
Step 1
instructions, see the
Verify that power is off to the DC circuit for the PEM that you are installing. As an added precaution,
Step 2
place the appropriate safety flag and lockout devices at the source power circuit breaker, or place a piece
of adhesive tape over the circuit breaker handle to prevent accidental power restoration while you are
working on the circuit.
Install the PEM partially into the chassis so that you still have access to the PEM terminal block screws.
Step 3
(See Figure
Figure 4-62
DC PEM 1
terminal block
Connect the DC-input wires to the terminal block in this order:
Step 4
Negative (–)
1.
Positive (+)
2.
After ensuring that all wire connections are secure, install the PEM in the bay.
Step 5
OL-5781-08
"Establishing the System Ground" section on page
4-62.)
DC-Input PEM Terminal Block Screws
DC PEM 1 DC PEM 2
screws
WS-X6 K-SUP 2-2GE
CONSOL E
PORT
MODE
CONSOL E
SUPER VISOR 2
OSM-4OC 12 POS-SI
4 PORT OC-12 POS SM
IR
OSM-4OC 12 POS-SI
4 PORT OC-12 POS SM
IR
Cable clips
Switch
Load
100%
PORT 1
PCMCIA
EJECT
1%
Catalyst 6500 Series Switches Installation Guide
Removing and Installing PEMs
3-52.
PORT 2
4-81