Replacing An M10I Ac Power Cord; Figure 48: Installing An Ac Power Supply - Juniper M10i Hardware Manual

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Replacing an M10i AC Power Cord

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NOTE: After powering off a power supply, wait at least 60 seconds before
turning it back on. After powering on a power supply, wait at least 60
seconds before turning it off.
If the router is completely powered off when you power on the power
supply, the Routing Engine boots as the power supply completes its startup
sequence. If the Routing Engine finishes booting and you need to power
off the router again, see "Powering Off an M10i Router" on page 71.
After a power supply is powered on, it can take up to 60 seconds for status
indicators—such as the output status LED on the power supply, the
command display output, and messages on the LED display on the craft
interface—to indicate that the power supply is functioning normally. Ignore
error indicators that appear during the first 60 seconds.

Figure 48: Installing an AC Power Supply

Preventing Electrostatic Discharge Damage to an M10i Router on page 150
M10i AC Power Supply Description on page 25
M10i DC Power Supply Description on page 26
M10i Router Power Requirements on page 188
Maintaining the M10i Power Supplies on page 82
Troubleshooting the M10i Power System on page 95
An AC-powered router has up to three load-sharing AC power supplies. The router must
have at least two AC power supplies, and any two AC power supplies can provide full
power to the router. Three power supplies are required for redundancy. An AC power cord
on a redundant power supply is hot-removable and hot-insertable, as described in "M10i
Chapter 15: Replacing M10i Hardware Components
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