Figure 133 1000Base-Lx Mda Front Panels - Nortel 2000 Using Manual

352 Appendix C Media dependent adapters
Both models
and use longwave 1300 nm fiber optic connectors to connect devices over single
mode (3 kilometer) or multimode (550 meters) fiber optic cable.

Figure 133 1000BASE-LX MDA front panels

450-1LR MDA
(1-port redundant)
450-1LX MDA
(single port)
Table 68
208700-B
(Figure 133) conform to the IEEE 802.3z 1000BASE-LX standard
Note: The optical performance of this transceiver cannot be guaranteed
when connected to a multimode fiber plant without the use of the special
offset SMF/MMF mode conditioning patch cord (see
multimode applications" on page 367).
1000BASE-LX 1000BASE-LX
TX RX TX RX
4
1000BASE-LX
TX RX
4
describes the 1000BASE-LX MDA components and LEDs.
1 2
Link
Phy Select
Activity
450-1LR MDA
3
1 2
Link
Phy
Activity
450-1LX MDA
3
BS45045A
"1000BASE-LX