Black Box Mixed-Media Fiber Hubs
Installation and User Guide (4/99)
4
1.3 Ordering
Information
LH8050A Mixed-Media Dual-Speed Fiber Hubs
LH8050A
Base Chassis with 16 Port Module (PM) slots for 10/100 operation per port. Any mix of
100Mbps
and
10 Mbps
Fiber PMs (see list below) may be factory or field configured. Includes a
switch inside that bridges the two internal traffic domains. Has a bonus port for an optional switched
fiber or copper SPM backbone connection. May be stacked with up to two LH8016A-C or special
LH8050-A add-on units for up to 3 units (48 front ports for users) in a stack. Internal universal
power supply.
LH8050-A-special
Add-on Chassis, 16 PM slots, no switch inside, use for Mixed-Media stacking
LH8050A Front Port Modules (PMs):
LH8051C-ST
Module w/ 100Mbps mm* Fiber FX ST connector
LH8051-SC
Module w/ 100Mbps mm* Fiber FX SC connector
LH8051-SMSC Module w/ 100Mbps sgl.m* Fiber FX SC connector
LH8053C-MTRJ Module w/ 100Mbps mm* Fiber FX MT-RJ connector
LH8053C-VF45 Module w/ 100Mbps mm* Fiber FX VF-45 connector
LE8055C-ST Module
w/
10 Mbps
mm* Fiber FL ST connector
LE8055C-SC
Module w/
10 Mbps
mm* Fiber FL SC connector
LE8055C-SMST Module w/
10 Mbps
sgl.m* Fiber FL ST connector
LE8055C-SMSC Module w/
10 Mb
ps sgl.m* Fiber FL SC connector
LE8052C-FC
Module w/ 10 Mbps mm* Fiber FL, FC “screw-on” connector
LH8056C
Module w/ RJ-45 for TP copper, supports 10/100 auto-negotiation
LH8056C-UP
Same as PM-RJ45 except includes an up-link (crossover) switch
LH8057A-PNL Blank cover for an unused port.
Request quote for other fiber media types, as new items may be added
LH8050A models with Switch Port Modules (SPMs) in the Bonus Port:
LH8050A-SSC
Includes SPM w/ full-duplex 100Mb multi-mode fiber FX SC connector,
i.e., a separate switch with packet buffers and filter/forward operation
LH8050A-SST
Same as LH8050A-SSC, but with ST connector
LH8050A-SSCSM SPM w/ full-duplex single-mode 100Mb fiber FX SC connector included,
i.e., a separate switch with packet buffers and filter/forward operation
LH8050A-SRJ
Same as LH8050A-SSC, but with Small Form Factor MT-RJ connector
* mm = multi-mode, sgl.m = single-mode
.
