Daktronics DB-66 Series, Руководство по обслуживанию

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Control Equipment Overview, Service, and Replacement
20
Replace the ISP Enclosure Filter
The filter in the bottom of the ISP enclosure should be
inspected and replaced if needed. Spare filters are
located in the display spare parts enclosure. To replace
an ISP enclosure filter, complete the following steps:
1� Remove the ISP enclosure cover to access the filter
inside.
2� Remove the existing filter. Refer to Figure 32 .
3� Replace the filter with a new filter from the spare parts
rack.
4� Make sure the filter is securely in place before
replacing the ISP enclosure cover.
Replacing the Router
1� Disconnect the power cable from the router.
2� Disconnect the Cat-5 cables from the side of the
router.
3� Carefully and firmly pull the router forward off of the
dual lock tape and out of the enclosure.
4� Reverse Steps 1–3 to install the new router.
5� Ensure all cables are installed in the same ports as on
the previous router.
Replace the Network Switch
1� Disconnect the power cable
from the network switch.
2� Disconnect the Cat-5 cables
from the top of the network
switch.
3� Carefully and firmly pull the
network switch forward off of
the dual lock tape and out of
the closure.
4� Reverse Steps 1–3 to install the
new network switch.
5� Ensure all cables are installed
in the same ports as on the
previous network switch.
Figure 32: ISP Enclosure Filter
Location
Figure 33: Router and Network
Switch in ISP Enclosure
Figure 34: SmartLink
TM
Relay Bank