System 75 XE to R8si (Blowback)
Task List: System 75 XE to R8si
SI Installation and Upgrades
241
June 2004
Disconnect TDM cables [75 XE upgrade]
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NOTE:
The cables and adapters will not be reused.
1
Note the position of each cable adapter.
2
Remove all of the TDM cables.
3
Remove the AHF103 TDM cable adapters.
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Remove the control cabinet [75 XE upgrade]
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To remove the control cabinet from the bottom of the port network, you must completely dismantle the
system.
!
DANGER
:
A port cabinet may weigh as much as 125 pounds and requires 2 handlers to unstack
the cabinets. If third or fourth cabinet is to be removed, remove the front door,
power supply, and circuit packs to lighten the load. Use caution to avoid injury.
1
Verify that all of the power, grounding, TDM, and connector cables have been disconnected.
2
Ensure that there is adequate space available to place each cabinet in an out-of-the-way location
as the port network is dismantled.
3
Remove the cabinet clip between each cabinet.
4
Remove each port cabinet from the stack, and put it in a safe place.
5
If the control cabinet is earthquake mounted, remove the hardware securing the cabinet to the
floor.
6
Move the existing control cabinet out of its present location. It will not be reused, so it can be
removed at this time.
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