ZyXEL Communications ZyWall USG 2000 User Manual page 915

Use the handle to slide out the power module and remove it.
5
Figure 597 Removing the Power Module
Install the new ZyWALL power module.
6
Figure 598 Installing the Replacement Power Module
Tighten the power module's retaining screw.
7
Figure 599 Replacing the Power Module Retaining Screw
ZyWALL USG 2000 User's Guide
Chapter 57 Troubleshooting
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