6-28
Hardware Installation Guide for the Cisco 4451-X Integrated Services Router
OL-27644-01
Chapter 6 Installing and Upgrading Internal Modules and FRUs
Installing and Removing the PVDM4
Removing the PVDM4 from the Motherboard of the Cisco ISR 4451-X
Step 1
Turn off electrical power to the router. Leave the power cable plugged in to channel ESD voltages to
ground.
Step 2
Remove the router cover.
Step 3
Locate the PVDM4 on the motherboard. See
Figure 6-21
.
Figure 6-21
Location of PVDM4
Warning
No user-serviceable parts inside. Do not open.
Statement 1073
Warning
Only trained and qualified personnel should be allowed to install, replace, or service
this equipment.
Statement 1030
1
4
3
2
3
45704
1
Screws
2
PVDM4
3
Connector
4
Standoffs