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Hardware Installation Guide for Cisco 4000 Series Integrated Services Routers
OL-32185-02
Chapter 6 Install and Upgrade Internal Modules and FRUs
Install and Remove PVDM4 on Cisco 4400 or 4300 Series ISRs
Remove the PVDM4 from the Motherboard of Cisco 4331 ISR
Step 1 Turn off electrical power to the router. Leave the power cable plugged into the channel ESD voltages to
ground.
Step 2 Remove the router cover.
Step 3 Locate the PVDM4 on the motherboard. See Figure 6-26.
Figure 6-26 Location of PVDM4 on Cisco 4331 ISR
Step 4
Loosen and remove the three screws on the PVDM4.
Step 5 Lift the PVDM4 up from the motherboard.
Step 6 Place the PVDM4 in an anti-static bag.
Step 7 Replace the cover.
1 Screws 2 PVDM4
3 Connector 4 Standoffs
365449
2
3
4
1
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