Allied-telesis AT-MR912TX Bedienungsanleitung PDF herunterladen (Seite 52)

AT-MR912TX Specifications

Low chipset latency delay for:

❑ Cascade uplink through MDI/MDI-X RJ-45 port 12 with an internal

crossover switch

❑ AT-MR901 Stackable backplane expansion slot (may or may not be

optional)

❑ AT-MR902 100Base-FX Module expansion slot (optional)

Front-panel LEDS for performance monitoring or failure diagnostics:

❑ 1 system status LED

— Power On/Off

— Collision detection

❑ 5 network status LEDs for utilization display without management

software

❑ 12 Link/Activity and Error LEDs, one for each RJ-45 port

❑ 1 Fiber Optic/ON LED

Back-panel connectors:

❑ 12 shielded RJ-45 connectors

❑ Cascade port with an internal crossover MDI/MDI-X ability

❑ Power supply receptacle

❑ Optional In/Out port slot for stackable hubs

❑ Optional Fiber Optic Module slot

Partitioning: Auto-partitioning on ports with excessive collisions

Cabling Specifications

❑ Type - STP/UTP Category 5 wiring, 100 ohm impedance

❑ Length — 5 meters between hubs; 100 meters between hub and

network node

Power

Internal universal power adapter supplying 100-120/200-240 VAC, 50/60 Hz.

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Allied-telesis AT-MR912TX Bedienungsanleitung Seite 52