SMA SC-COM - Manual (Page 12)

3 Product Description SMA Solar Technology AG
12 SC-COM-BE-en-20 Operating Manual
3.3.2 LEDs on the Network Terminal
Figure 4: LEDs on the network terminal
H2 Flashing green The SC-COM is communicating with the internally connected devices.
Glowing green Internal communication has taken place in the last five minutes.
Glowing red An error has occurred in the internal communication.
Off No internal communication has taken place in the last five minutes.
H3 Flashing red The SC-COM is starting up.
Glowing red An error has occurred at the SC-COM.
Glowing green The SC-COM is ready for operation.
H4 Glowing green An internal memory card exists and it is less than 92% full.
Glowing red The internal memory card is full and the oldest saved data is being
overwritten.
Flashing red The internal memory card is 92% full.
H5 Glowing green An external memory card exists and is less than 92% full.
Glowing red The external memory card is full.
Flashing red The external memory card is 92% full.
Off There is no external memory card.
H6 ‒ Not assigned
H7 ‒ Not assigned
H8 Flashing green Application is running.
Position LED Colour Status Explanation
A Speed Yellow On 100 MBit data transfer rate
Off 10 MBit data transfer rate
B Link /
Activity
Green On Connection (link) established
Flashing The SC-COM is currently transmitting or receiving data
(activity).
Off No connection established
LED designation Status Explanation