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This appendix contains details on the VISM 1.5 cabling. The only cables used on the VISM card are for connecting the eight ports on the back card to the voice T1 or E1 lines. The T1 lines use RJ-48 connectors. The E1 lines use either RJ-48 or SMB connectors.
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Note In all cable references, the transmit direction is away from the VISM card, and the receive direction is towards the VISM card. |
For T1 and E1 ports that connect through a RJ-48 connector, each connector has:
An illustration of the connector wiring appears in Figure A-1.
When using the E1 VISM back card with SMB cables, the E1 trunk cables connect the customer DSX-1 cross-connect point or E1 Channel Service Unit (CSU) to the node using 75 ohm coaxial cable fitted with SMB connectors.
Posted: Sat Jul 15 10:46:23 PDT 2000
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