D-Link DGS-3620-28SC-EI Hardware Installation Manual page 15

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xStack DGS-3620 Series Layer 3 Managed Stackable Gigabit Switch Hardware Installation Guide
LED Indicators
The DGS-3620 Series front panel presents LED indicators for Power, Console, RPS, Master (stack control), Stack ID
and Link/Act indicators for all ports including the Gigabit Ethernet ports.
Location LED Indicators
Per Power
Device
Console
MGMT
SD
RPS
Link/Act/Speed
PoE
Stacking ID
LED Per Link/Act
10/100/100
0 Mbps
Port
Color Status
Green Solid light
Light off
Green Solid light
Blinking
Light off
Green Solid Light
Blinking
Green Solid light
Blinking
Light off
Red Solid light
Green Solid light
Light off
Blinking
Green Solid light
Green Solid Light
Green 1-12, H or h
Green Solid light
Blinking
15
Description
Power on
Power off
Login via console
POST is in progress
Logout via console
When there is a
secure connection or
link at Management
port. (10/100Mbps)
When there is a
transmission (or
activity to
10/100Mbps
Plug in
Read/Write
No link
Read/Write failure
RPS in use
RPS off
When the switch
detects that the RPS
cable is connected.
Each Port functions
like this when the LED
is in Link/Act/Speed
mode
Each Port functions
like this when the LED
is in PoE mode
When the switches
are stacked in
sequence, the
stacking ID display
will show the
sequence of events. If
the display shows a
capital (H) the device
acts as a primary
master and if it is a
lower case (h) then
the device acts as a
backup master. The
numerical annotation
denotes the sequence
of switch by number.
When there is a
secure connection (or
link) to 1000Mbps
Ethernet device at
any of the ports.
When there is a
secure connection (or
link) to 1000Mbps
device at any of the