Installation guide

Replacing a PSU Air Baffle
BlackDiamond 20808 Switch Hardware Installation Guide
109
CAUTION
During switch operation, the air baffle on the exhaust side of the PSUs can reach temperatures up to
162° F (72° C). Use thermal protective gloves when you remove air baffles from a functioning switch.
To replace a PSU air baffle:
1 Remove the air baffle from the side of the BlackDiamond 20808 chassis:
a Use a #2 Phillips screwdriver to completely loosen the captive retaining screws at the top and
bottom of the baffle.
b Slide the baffle toward its open side to disengage the locking tabs.
c Rotate the open side of the baffle away from the side of the chassis and pull the baffle away from
the chassis.
Figure 78: Removing an Air Baffle
2 On the side of the chassis, locate the slots for the top and bottom locking tabs.
3 Install the replacement baffle (Figure 79):
a Position the baffle over the air intake grill and slip the back edge locator tabs into the chassis
slots.
b Align the top and bottom locking tabs with the small slots above and below the air intake grill,
and push the tabs into the slots.
c Holding the baffle against the side of the chassis, slide the baffle toward the closed side of the
baffle to engage the locking tabs.
BD_201