Cisco 3900 series

5-29
Cisco 2900 Series and 3900 Series Hardware Installation Guide
OL-18712-03
Chapter 5 Installing and Upgrading Internal Modules and FRUs
Replacing Power Supplies and Redundant Power Supplies
Table 5-2 Power Supply Compatibility
Model Power Supply Type Power Supply Replacement
2911, 2921, 2951 AC or DC AC or DC
2911, 2921, 2951 AC or DC AC-POE
2911, 2921, 2951 AC-POE AC or DC
1
1. When an AC or DC power supply replaces an AC-POE supply, there is no POE.
2911, 2921, 2951 AC-POE AC-POE
3925 and 3945 AC or DC AC or DC
3925 and 3945 AC or DC AC-POE
3925 and 3945 AC-POE AC or DC
1
3925 and 3945 AC-POE AC-POE