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Cisco uBR-3x10 RF Switch Hardware Installation and Cabling Guide
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Chapter 4 Cabling the RF Switch With the Cisco uBR10012 CMTS Cable Interface Line Cards
Connecting the RF Cables (MC16x, MC28C Line Cards)
Cabling the Downstream Ports to the Input Ports on the Upconverter
This section describes cabling the Cisco uBR10-LCP2-MC16x and Cisco uBR10-LCP2-MC28C line
card downstream (DS) ports to the upconverter.
Equipment
These cables are part of the cable bundles (CAB-RFSW-3X10-T).
Tip Alternate gray and brown cables when cabling the Cisco uBR10-LCP2-MC28C card.
To cable the downstream ports to the upconverter, complete the following steps.
Step 1 Connect the cables to the downstream ports (MC16x–DS0, MC28C–DS0, DS1) on the line cards.
Step 2 Run the cables up to the upconverter and add a 10-dB attenuator to the input cable, if necessary.
Step 3 Connect the cables to the input ports (top) on the upconverter.
• See Table 4-3 and Figure 4-11 on page 4-17 when cabling a Cisco uBR10-LCP2-MC16x line card.
• See Table 4-4 and Figure 4-12 on page 4-18 when cabling a Cisco uBR10-LCP2-MC28C line card.
Figure 4-11 Cabling the Upconverter (MC16x)
Table 4-3 Cisco uBR10-LCP2-MC16x Cabling (DS Ports to the Upconverter)
Color Line Card Slot UPx Conn. D Color Line Card Slot UPx Conn. D
Gray 8/0—working 15 Gray 6/0—working 7
Gray 8/1—working 13 Gray 6/1—working 5
Gray 7/0—working 11 Gray 5/0—working 3
Gray 7/1—working 9 Gray 5/1—protect 1
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