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Lantronix
1000BASE-T Ports
The switch contains 4 10/100/1000BASE-T RJ-45 ports. All RJ-45 ports support automatic MDI/MDI-X operation,
auto-negotiation and IEEE 802.3x auto-negotiation of flow control, so the optimum data rate and transmission can
be selected automatically.
SFP Transceiver Slots
SM4T4DPA supports the Small Form Factor Pluggable (SFP) transceiver. Please visit our
on the optional SFP modules.
Port and System Status LEDS
The SM4T4DPA switch includes a display panel for system and port indications that simplify installation and
network troubleshooting. The LEDs, which are located on left hand side of the front panel for easy viewing. Details
are shown below and described in the following tables.
Table 1: Port Status LEDs
LED
Condition
TP (Link/ACT) Green
TP SPEED
Green
SFP (Link/ACT) Green/Amber
Table 2: System Status LEDs
LED
Condition
Power
Green
AC Input
There is a power sockets on the rear panel of the switch. For normal power supply, the Switch has a standard
power socket for the AC power cord.
Figure 3: Power Supply Socket
33867 Rev. A
Status
Lit Green when TP link good
Blinks when any traffic is present
Lit Green when TP link on 1000Mbps
Blinks when TP link on 100Mbps
Off when TP link on 10Mbps
Lit Green when SFP link on 1000Mbps speed
Lit Amber when SFP link on 100Mbps speed
Blinks when any traffic is present
Status
OFF Lit when power is coming up
Power Supply Socket
https://www.lantronix.com
SM4T4DPA Install Guide
SFP webpage
for details
Page 9 of 29
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