Figure 5-80 Rear View Of The Mgx 8830 With Two Dc Pems Installed; Figure 5-81 Dc Pem Faceplate - Cisco MGX MGX 8800 Hardware Installation Manual

Installing the MGX 8830 or MGX 8830/B Switch
Figure 5-80
Note
Locate the pluggable terminal block (TB1) on the DC PEM to which you are connecting source power
Step 2
Figure 5-81
Figure 5-81
Note the polarities of the TB1 connection points.
Step 3
Figure 5-82
start with 1 on the left and go to 3. The connection at the left is for the –48 VDC wire. The middle wire
is safety ground. The connection at the right is for the positive return wire (for the –48 VDC).
Cisco MGX 8800/8900 Series Hardware Installation Guide
5-128
Rear View of the MGX 8830 with Two DC PEMs Installed
Depending on your order, there will be either one or two DC PEMs installed and shipped with
your MGX 8830 system.
shows the DC PEM faceplate.
DC PEM Faceplate
illustrates the polarity of each connection on the pluggable terminal block. The numbers
Chapter 5 Installing the Cisco MGX Switch or Gateway
Releases 2 - 5.2, Part Number OL-4545-01, Rev. H0, May 2006