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Chapter 4
Cabling the RF Switch With the Cisco uBR10012 CMTS Cable Interface 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
To cable the downstream ports to the upconverter, complete the following steps.
Connect the cables to the downstream ports (MC16x–DS0, MC28C–DS0, DS1) on the line cards.
Step 1
Run the cables up to the upconverter and add a 10-dB attenuator to the input cable, if necessary.
Step 2
Connect the cables to the input ports (top) on the upconverter.
Step 3
•
•
Figure 4-11
16
Table 4-3
Cisco uBR10-LCP2-MC16x Cabling (DS Ports to the Upconverter)
Color
Line Card Slot
Gray
8/0—working
Gray
8/1—working
Gray
7/0—working
Gray
7/1—working
OL-1984-06
Alternate gray and brown cables when cabling the Cisco uBR10-LCP2-MC28C card.
See
Table 4-3
and
Figure 4-11 on page 4-17
See
Table 4-4
and
Figure 4-12 on page 4-18
Cabling the Upconverter (MC16x)
15
14
13
12
11
10
9
UPx Conn.
15
13
11
9
Connecting the RF Cables (MC16x, MC28C Line Cards)
when cabling a Cisco uBR10-LCP2-MC16x line card.
when cabling a Cisco uBR10-LCP2-MC28C line card.
8
7
6
5
4
3
2
1
Color
Line Card Slot
Gray
6/0—working
Gray
6/1—working
Gray
5/0—working
Gray
5/1—protect
Cisco uBR-3x10 RF Switch Hardware Installation and Cabling Guide
Input
UPx Conn.
7
5
3
1
4-17
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