D-Link DGS-3620-28SC-EI Hardware Installation Manual - page 15
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DGS-3620 Series Layer 3 Managed Stackable Gigabit Switch Hardware Installation Guide
15
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
Color
Status
Description
Per
Device
Power
Green
Solid light
Power on
Light off
Power off
Console
Green
Solid light
Login via console
Blinking
POST is in progress
Light off
Logout via console
MGMT
Green
Solid Light
When there is a
secure connection or
link at Management
port. (10/100Mbps)
Blinking
When there is a
transmission (or
activity to
10/100Mbps
SD
Green
Solid light
Plug in
Blinking
Read/Write
Light off
No link
Red
Solid light
Read/Write failure
RPS
Green
Solid light
RPS in use
Light off
RPS off
Blinking
When the switch
detects that the RPS
cable is connected.
Link/Act/Speed
Green
Solid light
Each Port functions
like this when the LED
is in Link/Act/Speed
mode
PoE
Green
Solid Light
Each Port functions
like this when the LED
is in PoE mode
Stacking ID
Green
1-12, H or h
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.
LED Per
10/100/100
0 Mbps
Port
Link/Act
Green
Solid light
When there is a
secure connection (or
link) to 1000Mbps
Ethernet device at
any of the ports.
Blinking
When there is a
secure connection (or
link) to 1000Mbps
device at any of the