Dell PowerConnect J-8216 Hardware Guide - Page 174

a cover panel over the empty slot.

Page 174 highlights

Dell PowerConnect J-Series J-EX8216 Ethernet Switch Hardware Guide CAUTION: Do not leave the power supply slot empty for a long time while the switch is operational. Either replace the power supply promptly or install a cover panel over the empty slot. To remove an AC power supply from a J-EX8200 switch (see Figure 71 on page 159): 1. Attach the electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to the ESD point on the chassis. 2. Flip the Enable switch next to the appliance inlet on the power supply to the Standby position. 3. Disconnect power from the switch by performing one of the two following tasks: • If the AC power source outlet has a power switch, set it to the OFF position. • If the AC power source outlet does not have a power switch, gently pull the male end of the power cord connected to the power source outlet out of the outlet. 4. Remove the power cord from the AC appliance inlet on the AC power supply faceplate. 5. Turn the adjustment nut of the power cord retainer counterclockwise till you can see the power cord. Pull the power cord from the slot in the adjustment nut. 6. Squeeze the two sides of the power cord retainer clip, and pull the L-shaped ends of the clip from the holes on each side of the AC appliance inlet to completely remove the power retainer clip. 7. Unscrew the captive screw counterclockwise using the Phillips (+) screwdriver, number 1. 8. Pull the captive screw away from the faceplate of the power supply to release the latch. 9. Pull the handle away from the faceplate of the power supply until it is perpendicular to the faceplate. 10. Taking care not to touch power supply components, pins, leads, or solder connections, place one hand under the power supply to support it. Grasp the power supply handle with your other hand and pull the power supply completely out of the chassis. 11. If you are not replacing the power supply, install the cover panel over the slot, using the Phillips (+) screwdriver to tighten the screw on the side of the cover panel. 158

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CAUTION:
Do not leave the power supply slot empty for a long time while
the switch is operational. Either replace the power supply promptly or install
a cover panel over the empty slot.
To remove an AC power supply from a J-EX8200 switch (see Figure 71 on page 159):
1.
Attach the electrostatic discharge (ESD) grounding strap to your bare wrist, and
connect the strap to the ESD point on the chassis.
2.
Flip the
Enable
switch next to the appliance inlet on the power supply to the Standby
position.
3.
Disconnect power from the switch by performing one of the two following tasks:
If the AC power source outlet has a power switch, set it to the OFF position.
If the AC power source outlet does not have a power switch, gently pull the male
end of the power cord connected to the power source outlet out of the outlet.
4.
Remove the power cord from the AC appliance inlet on the AC power supply faceplate.
5.
Turn the adjustment nut of the power cord retainer counterclockwise till you can see
the power cord. Pull the power cord from the slot in the adjustment nut.
6.
Squeeze the two sides of the power cord retainer clip, and pull the L-shaped ends of
the clip from the holes on each side of the AC appliance inlet to completely remove
the power retainer clip.
7.
Unscrew the captive screw counterclockwise using the Phillips (+) screwdriver, number
1.
8.
Pull the captive screw away from the faceplate of the power supply to release the
latch.
9.
Pull the handle away from the faceplate of the power supply until it is perpendicular
to the faceplate.
10.
Taking care not to touch power supply components, pins, leads, or solder connections,
place one hand under the power supply to support it. Grasp the power supply handle
with your other hand and pull the power supply completely out of the chassis.
11.
If you are not replacing the power supply, install the cover panel over the slot, using
the Phillips (+) screwdriver to tighten the screw on the side of the cover panel.
158
Dell PowerConnect J-Series J-EX8216 Ethernet Switch Hardware Guide