Juniper EX8208 Hardware Manual page 244

To remove a DC power supply from an EX8200 switch (see
1. Attach the electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to
the ESD point on the chassis.
2. Make sure that the voltage across the DC power source cables leads is 0 V and that there is no chance
that the cables might become active during the removal process.
3. Flip the Enable switch on the power supply to the Standby position.
4. Unscrew the screw counterclockwise using the Phillips (+) screwdriver, number 2, on each of the plastic
cable covers that shield the input terminal studs.
5. Remove the plastic cable covers from both pairs of input terminal studs. See
Figure 70: Remove the Plastic Cable Cover
6. Unscrew the nuts counterclockwise using the 3/8 in. (9.5 mm) nut driver or socket wrench from the
input terminal studs.
7. Remove the cable lugs and washers from the input terminal studs.
8. Unscrew the captive screw counterclockwise using the Phillips (+) screwdriver, number 1.
9. Pull the captive screw away from the faceplate of the power supply to release the latch.
10. Pull the handle away from the faceplate of the power supply until it is perpendicular to the faceplate.
Figure 71 on page 245):
Figure 70 on page
244
244.