Installation Instructions

Opening and Closing SMA Solar Technology AG
32 SB11_12_17-IEN100132 Installation Guide
7 Opening and Closing
7.1 Opening the Sunny Boy
1. Pull the Electronic Solar Switch downwards, slightly
towards the wall.
2. Disconnect the PV generator from the Sunny Boy.
3. Check whether all LEDs and the display have gone out.
NOTICE!
Electrostatic discharges can damage the Sunny Boy!
Internal components of the Sunny Boy can be irreparably damaged by electrostatic
discharge.
• Ground yourself before touching a component.
DANGER!
Danger to life due to high voltages in the Sunny Boy!
Before you open the Sunny Boy:
• Switch off the line circuit breaker and secure it to prevent it from being reactivated.
DANGER!
Danger to life due to unsafe disconnection from the PV generator!
Safe disconnection from the PV generator is only guaranteed after removal of the Electronic
Solar Switch and of all DC plug connectors.
• Remove the DC plug connector
immediately to completely disconnect
the PV generator from the Sunny Boy.