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Upgrading MX240, MX480, and MX960 3D Universal Edge Router Power Supplies and Fan Trays
blank panel. If you remove a power supply, you must install a replacement power
supply or a blank panel shortly after the removal.
NOTE: After powering off a power supply, wait at least 60 seconds before turning it
back on.
To remove an AC power supply (see Figure 19 on page 23):
1.
2.
3.
4.
5.
6.
Installing the MX240 and MX480 AC High-Capacity Power Supplies
NOTE: Upgrade adjacent power supplies; remove an existing power supply, then
install the high-capacity power supply.
NOTE: During the upgrade process, you can simultaneously run existing and
high-capacity power supplies. However, it is recommended to upgrade all power
supplies to high-capacity power supplies.
To install an AC power supply (see Figure 13 on page 15):
1.
2.
3.
4.
5.
14
Installing the MX240 and MX480 AC High-Capacity Power Supplies
Switch off the dedicated customer site circuit breaker for the power supply, and
remove the power cord from the AC power source. Follow the instructions for
your site.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and
connect the strap to one of the ESD points on the chassis.
Move the AC input switch next to the appliance inlet on the power supply to the
off (
O
) position.
Remove the power cord from the power supply.
Unscrew the captive screws on the bottom edge of the power supply.
Pull the power supply straight out of the chassis.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and
connect the strap to one of the ESD points on the chassis.
Move the AC input switch next to the appliance inlet on the power supply to the
off (
) position.
O
Using both hands, slide the power supply straight into the chassis until the power
supply is fully seated in the chassis slot. The power supply faceplate should be
flush with any adjacent power supply faceplate or blank installed in the power
supply slot.
Tighten both captive screws at the bottom of the power supply.
Attach the power cord to the power supply.
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