3Com 3C16850, Installation Manual

Page: 15 / 70

I/O Modules 15
See “Electrical Port Connector” on page 64 for an illustration of the RJ-45
connector and MDI/MDI-X pinout details.
I/O Modules
The Switch 7700 provides slots for three or six modules below the Fabric slots. The
following I/O modules are supported:
■
48-port 10/100BASE-T Auto-sensing FE Module (3C16860)
■
8-port 1000BASE-X GE Module (3C16858)
■
8-port 10/100/1000BASE-T GE Module (3C16859)
■
24-port 100BASE-FX MMF FE Module (3C16861)
■
20-Port 10/100/1000BASE-T Module (3C16863)
■
20-Port 1000BASE-X-SFP Module (3C16862)
■
1-Port 10GBASE-R-XENPAK Module (3C16875)
Consider the following when selecting I/O modules:
■
You can configure several I/O modules of the same type
■
All I/O module slots are the same and any combination of I/O modules can be
inserted
■
You must select I/O module port cables that are compatible with each installed
I/O module
48-port 10/100BASE-T
Auto-sensing FE Module
The 48-port 10/100BASE-T Auto-sensing FE module provides 48 external
100Mbps Ethernet electrical ports.
Figure 5 illustrates the 48-port 10/100BASE-T Auto-sensing FE module.
Figure 5 48-port 10/100BASE-T Auto-sensing FE Module
Figure 6 illustrates the front panel and LEDs of the 48-port 10/100BASE-T
Auto-sensing FE module.
Figure 6 Front Panel of the
48-Port 10/100BASE-T Auto-sensing FE module
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