CHAPTER 2: PRODUCT DESCRIPTION PRODUCT DESCRIPTION
MULTILINK ML3000 ETHERNET COMMUNICATIONS SWITCH – INSTRUCTION MANUAL 2–3
2.2 ML3000 Modules
An important feature of the ML3000 is the use of Port Modules for flexible mixed-media
connectivity to RJ-45 copper and various fiber media. The first two slots (A & B) of the
Magnum 10KT Switch are fixed RJ-45 auto-negotiating copper ports or SFP (Small Form
Pluggable) fiber ports with 1000Mbps capability. Additionally, the switch can accept up to
eight additional Port Modules in slots C-J to provide the user with up to 32 additional ports
providing a wide selection of Ethernet copper and fiber media connections with 10 and
100Mbps capability.
Note
The ML3000 Port Modules are not identical to the port modules used in other Multilink
ML2400 switch products. For information about other General Electric products, please see
the applicable product manual. For a list of ML3000 Modules, refer to Section 1.2.1: Order
Codes.
Each ML3000 Port Module is individually described in the following sections.
2.2.1 ML3000 Module LED designations
All ports have the following LED designations:
• L/A = Link / Activity
• Off (No Link established)
• ON (Link established)
• BLINKING (Link Activity)
• F/H = Full Duplex / Half Duplex (for Copper ports)
•ON (Full Duplex)
• OFF (Half Duplex) for Copper port
FIGURE 2–1: LED Indicators
Power Indicator
(Illuminated when power is supplied to the internal switch)
Link indicators
(Illuminated when
Link is established
to that port)
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