Juniper MX960 Hardware Manual page 550

To remove an AC power supply (see
1. Switch off the dedicated customer site circuit breaker for the power supply, and remove the power
cord from the AC power source. If there is more than one cord, remove both. Follow the ESD and
disconnection instructions for your site.
2. Wrap and fasten one end of the ESD grounding strap around your bare wrist, and connect the other
end of the strap to the ESD point on the chassis.
3. Move the AC input switch in the chassis above the power supply to the off (O) position.
4. While grasping the handle on the power supply faceplate with one hand, use your other hand to pull
the spring-loaded locking pin in the release lever away from the chassis and turn the release lever
counterclockwise until it stops.
5. Let go of the locking pin in the release lever. Ensure that the pin is seated inside the corresponding
hole in the chassis.
6. Pull the power supply straight out of the chassis.
WARNING:
(see
Figure 209 on page
Do not touch the power connector on the top of the power supply
Figure 210 on page 539). It can contain dangerous voltages.
539):
538