Revision 1.3a
Page 6
2.7
BASE-TL PORT
2.7.1
Connector Part
The XLR 500 has 2BASE-TL interfaces provided via an RJ-45 connector. The XLR 5x4A / N5x4, has 4
pairs (8 wires) of lines which can be bonded to support up to 22.8Mbps.
The XLR 5x2A / XLR 5x2, can bond 2 pairs for 11Mbps, and the XLR 5x1A / XLR 5x1 supports 1pair
for 5.7Mbps. Table 2-4 below lists differences between model numbers
Table 2-4
Models
Available Telephone Line Pairs ( available PMEs )
XLR 5x4A / XLR 5x4
4 pairs ( p0, p1, p2, p3 )
XLR 5x2A / XLR 5x2
2 pairs ( p0, p1 )
XLR 5x1A / XLR 5x1
1 pair ( p0 )
< Table 2-4 >
above Available Telephone Line Pairs for Each Model of XLR 500 series
Note that each PME uses different pins in the RJ-45 connector:
- p0 uses 4th and 5th pin of the RJ-45 connector
- p1 uses 1st and 2nd pin of the RJ-45 connector
- p2 uses 3rd and 6th pin of the RJ-45 connector
- p3 uses 7th and 8th pin of the RJ-45 connector
Figure 2-4 lists the pin-outs for the RJ-45 connector.
< Figure 2-4 > Pin Assignment for Each PMEs of 2BASE-TL Port