Troubleshooting guide

1. Overview
4
No. Model
name
Type Functionality Description
7 LINK LED: Green Indicates the operating
status of a
1000BASE-T/1000BASE
-X Ethernet port.
Green: Initial state after the Switch is turned
on or a link is established.
Off: If the ST1 LED is green, a link failure has
occurred or the port is blocked.
8 T/R LED: Green Blinking green: Frames are being sent or
received.
9 1-24 LED: Green or
orange
Indicates the operating
status of a
10BASE-T/100BASE-TX
Ethernet port.
Green: A link has been established.
Green, blinking: A link has been established
and a frame is being transmitted.
Orange: Initial state after the Switch is turned
on.
Off: If the ST1 LED is green, a link failure has
occurred or the port is blocked.
10 RESET Button
(Non-locking)
Manual reset button for
the device
Restarts the Switch.
The Switch is in the sleep state: Pressing and
holding this button until all front LEDs turn on
(three seconds or more) wakes the Switch up.
Figure 1-1 and Table 1-1 describe a typical switch. For details about a specific switch, see
the Hardware Instruction Manual for the switch.