Cabling Two Media Gateways - Avaya G650 Installing

Cabling two media gateways

To cable two media gateways:
1. If the fan assemblies are not already removed, remove the fan assemblies from media
gateways A and B.
2. Remove the right TDM/LAN bus terminator from media gateway A, and install the bus
terminator at the left end of the TDM/LAN bus on media gateway B.
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WARNING:
Ensure that you install the TDM/LAN bus terminators so that the arrow on the
WARNING:
back points upward.
3. Loosen the nuts on the posts of the plate that covers the bottom right TDM/LAN cable
routing slot of media gateway B. Remove the plate.
4. Remove the right slot cover on the top of media gateway A and the lower-right slot of media
gateway B to open the slots.
5. Pull open the EMI gasket, and pass the TDM/LAN bus cable through the routing slots in
both media gateways. Push the free end of the EMI gasket back in place. Ensure that the
the open corner of the gasket faces the rear of the media gateway. Once installed, the top
media gateway rests on and compresses the gasket.
6. In media gateway A, install the lower connector of the TDM/LAN bus cable on the right end
of the TDM/LAN bus.
!
WARNING:
Ensure that the arrows on the back of the cable terminators point upward.
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7. In media gateway B, install the upper connector of the TDM/LAN bus cable on the right end
of the TDM/LAN bus.
!
WARNING:
Make sure the TDM/LAN bus cable is installed on the right-hand side, connecting
WARNING:
gateway A to B. It should be on the right-hand side of both gateways. This
placement is critical to ensure proper operation of the duplicated IPSI boards.
8. Flip over the routing slot plates and reinstall both plates. Once you reinstall the plates, the
ends of the routing slots are covered.
9. Perform one of the following actions:
If the system includes only two media gateways, reinstall the fan assemblies and
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tighten the seven screws. Tighten all knurled screws securely so that the screws
cannot be loosened without the use of a tool.
If the system includes more than two media gateways, continue with
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media gateway on page 42.
Cabling the G650 Media Gateways
Cabling the third
Issue 2 February 2007 41