POWER LED
Green Light
: Power is ON.
Off
: Power is OFF.
STATUS LED
Green Light
: The system is normally operating.
Orange Light
: Starting
Orange Blink
: Malfunction (Contact the seller.)
Off
: Power is OFF.
SD CARD LED
Green Light
: SD card inserted
Green Blink
: Reading/writing data
Orange Blink
: SD card error
Off
: No SD card
STACK ID LED
Indicating “H” and the STACK ID alternately : Master switch
Indicating “h” and the STACK ID alternately : Backup master switch
Indicating the STACK ID
: Slave switch
Port LED
LINK/ACT. (Port 1-24)
Green Light
: Link is established at 1000 Mbps duplex mode.
Green Blink
: Transmitting and receiving data at 1000 Mbps duplex mode.
Orange Light
: Link is established at 100 Mbps or 10 Mbps.
Orange Blink
: Transmitting and receiving data at 100 Mbps or 10 Mbps.
Off
: No devices is connected.
LINK/ACT. (Port 21-24)
Green Light
: Link is established at 1000 Mbps duplex mode.
Green Blink
: Transmitting and receiving data at 1000 Mbps duplex mode.
Off
: No devices is connected.
LINK/ACT. (Port 25-28)
Green Light
: Link is established at 10 Gbps duplex mode.
Green Blink
: Transmitting and receiving data at 10 Gbps duplex mode.
Orange Light
: Link is established at 1000 Mbps duplex mode.
Orange Blink
: Transmitting and receiving data at 1000 Mbps duplex mode.
Off
: No devices is connected.
POWER LED
D
E
L
S
U
T
A
T
S
D
E
L
D
R
A
C
D
S
STACK ID LED
Port LED
11
