Tadiran Telecom Coral IPx Office, Руководство по установке и аппаратным средствам, Страница: 72 / 510

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Hardware Installation Procedure Coral IPx Office Installation Manual
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uipment Insta
llation
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2. If IPx 500X expansion cages are installed, determine the position of peripheral
interface cards that will be inserted into card slots 1 through 10 in the
expansion cage. Observe any order previously directed by a system designer or
any established convention of the distributor. Card placement diagrams shown
on
Figure 2-18 and Figure 2-19 may be used as a worksheet by the system
designer to establish card placement prior to installation. Refer to the Coral
IPx 500 Installation Manual Chapter 2 and the Coral Service and Peripheral
Cards Installation Manual .
Place digital trunk interface cards in card slots 4 and/or 5. Slots 4 and 5 are
wired as the primary and secondary external clock source, respectively. The
cards inserted in these slots can be used to synchronize the Coral IPx system
clock with a network clock signal derived from a digital trunk circuit.
If no other convention exists, refer to
Section 10, Peripheral Cards Installation
of the Coral IPx 500 Installation Manual .
3. If IPx 800X expansion cages are installed, determine the position of service
and peripheral interface cards that will be inserted into card slots 1 through 12.
Observe any order previously directed by a system designer or any established
convention of the distributor. Card placement diagrams
Figure 2-20 through
Figure 2-21 may be used as a worksheet by the system designer to establish
card placement prior to installation. Refer to Coral IPx 800 Installation
Manual - Section-2 and Coral Service and Peripheral Cards Installation
Manual . If no other convention exists, plan the card placement as follows:
„
In a system with one expansion cage, insert a shared service card into slot 1
of the expansion cage.
„
In a system with two IPx 800X expansion cages, insert a PX card into slot
1 of the first expansion cage, and insert a shared service card into slot 1 of
the second expansion cage.
„
Insert the digital trunk interface cards into slots 4 and 5 of the designated
cage(s). Slots 4 and 5 are wired as the primary and secondary external
clock source, respectively. The cards inserted in these slots can be used to
synchronize the Coral system clock with a network clock signal via a
digital trunk circuit. Refer to
Digital Trunk Synchronization, page 10-15
and Coral Synchronization via Digital Trunks section in the Coral Service
and Peripheral Cards Installation Manual , for more information on
synchronization.
„
Insert peripheral cards into slots 2 through 12 of the expansion cages.