Figure 196: Disconnecting Power Cables from the DC Power Supply
g006353
Terminal studs
Cable lug
Locking
washer
Nut
4. Remove the cable lugs from the terminal studs.
5. Loosen the captive screws on the cable restraints on the right edge of the power
supply faceplate.
6. Carefully move the power cables out of the way.
7. Loosen the captive screws on the lower corners of the power supply faceplate
completely.
8. Twist the ejector handles on the upper corners of the faceplate counterclockwise to
unseat the power supply.
9. Grasp the handle on the power supply faceplate, and pull firmly. Slide it halfway out
of the chassis (see Figure 197 on page 383).
CAUTION: Each DC power supply weighs approximately 39.7 lb (18.0 kg).
Be prepared to support the full weight of the power supply as you remove
it from the router.
10. Place one hand underneath the power supply to support it, and slide it completely
out of the chassis.
Copyright © 2017, Juniper Networks, Inc.382
T640 Core Router Hardware Guide
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