SMA Solar Technology AG
Installation Guide SB50US-80US-IUS094030 19
3.2 Locating Internal Components
The figure below illustrates the locations of the major internal components of the Sunny Boy. Refer to
this illustration as needed to locate particular components.
Position Description
A Sockets for optional communication Piggy-Back (RS485 or wireless)
B Display
C Status LEDs
D Voltage Configuration Jumpers
E Voltage Configuration Terminal Blocks