Establishing A Connection To The User Interface; Establishing A Direct Connection Via Ethernet; Establishing A Direct Connection Via Wlan - SMA SUNNY BOY 3.0-US Instructions D'installation

7 Commissioning
7. If the green LED is still flashing, the conditions for activating feed-in operation are not yet met.
As soon as the conditions for feed-in operation are met, the inverter starts with feed-in
operation and, depending on the available power, the green LED will light up continuously or
it will pulse.
8. If the red LED lights up, an error has occurred. Rectify the error (for information regarding
troubleshooting see the user manual under www.SMA-Solar.com).
7.3

Establishing a connection to the user interface

7.3.1

Establishing a Direct Connection via Ethernet

Requirements:
☐ The product must be commissioned.
☐ An end device (e.g. computer) with an Ethernet interface must be available.
☐ The product must be connected directly to the end device.
☐ The respective latest version of one of the following web browsers must be installed: Chrome,
Edge, Firefox, Internet Explorer or Safari.
☐ The SMA Grid Guard code of the Installer must be available for the changing of grid-relevant
settings after completion of the first ten feed-in hours or installation assistant (see "Application
for SMA Grid Guard Code" at www.SMA-Solar.com).
IP address of the inverter
• Standard inverter IP address for the direct connection via Ethernet: 169.254.12.3
Procedure:
1. Tap on the enclosure lid of the Connection Unit and continue to switch up to the message E-IP:
169.254.xxx.xxx.
2. Read off the displayed IP address for the direct connection via Ethernet and either remember it
or write it down.
3. Open the web browser of your end device. Enter the IP address in the address bar of the web
browser. Then press Enter key.
Web browser signals a security vulnerability
4.
After the IP address has been entered, a message might appear indicating that the
connection to the user interface of the product is not secure. SMA Solar Technology AG
guarantees the security of the user interface.
• Continue loading the user interface.
☑ The login page of the user interface opens.
7.3.2

Establishing a direct connection via WLAN

Requirements:
☐ The product must be commissioned.
☐ An end device (e.g. computer, tablet PC or smartphone) must be available.
54 SBxx-1SP-US-41-IA-xx-12
SMA Solar Technology AG
Installation Manual