Chapter 8. Power Loss Recovery8-2 MX2800 STS-1 User Manual 61200659L1-1NON-REDUNDANT POWER MODEIn Non-Redundant Power Mode, the MX2800 STS-1 houses onlyone power supply card and only one power source is available.There is no power failure protection. If a power supply card fails,then the unit is inoperable until the card is repaired or replaced. SeeFigure 8-1 for an illustration.Figure 8-1. Non-Redundant Power ModeMX2800 STS-1Power supplies are hot-swappable.