Control Equipment Overview, Service, and Replacement
21
Replacing the Router
1� Disconnect the power cable from the top of
the router.
2� Disconnect the Cat-5 cables from the side of
the router.
3� Lift the router out of the bracket.
4� Reverse Steps 1 - 3 to install the new router.
5� Ensure all cables are installed in the same ports
as on the old router.
Replace the Network Switch
1� Disconnect the power cable from the bottom
of the network switch.
2� Disconnect the Cat-5 cables from the top of the network switch.
3� Lift the network switch out of the bracket.
4� Reverse Steps 2 - 3 to install the new network switch.
5� Ensure all cables are installed in the same ports as on the old network switch.
Replace the SmartLink
TM
1� Turn off SmartLink
TM
breaker in the power entrance
box.
2� Wait for all LEDs in the SmartLink
TM
to turn off. This may
take up to 8 minutes.
3� Disconnect the incoming power wires in the
SmartLink
TM
.
4� Disconnect the outgoing power wires from the relays
(R1, R2, R3, R4).
5� Disconnect the RS232 cable and remove any cable
ties securing it within the SmartLink
TM
.
6� Remove the four screws that secure the SmartLink
TM
to
the mounting plate.
7� Reverse Steps 1 - 6 to install the new SmartLink
TM
.
8� Call Daktronics help desk and provide them with the new MEID number from the
bottom of the SmartLink
TM
enclosure.
Replace the Z-Filter
Required Tools: Phillips screwdriver
1� Unplug the 3-pin Mate-N-Lok power jack from the outside of the enclosure.
2� Disconnect the power cables from both sides of the Z-lter
3� Remove the screws that secure the Z-lter bracket to the back of the ISP enclosure.
4� Remove the two screws that secure the Z-lter to the Z-lter bracket.
5� Reverse Steps 1 - 4 to install the new Z-lter.
Figure 36: Router and Network Switch in
ISP Enclosure
Figure 37: SmartLink
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