SMA SBS3.7-10 Manuel De Service page 10

5 Disassembling the Defective Power Unit
5. Pull the ribbon cable connecting the communication
assembly to the Power Unit out of the
communication assembly.
6. Pull the ribbon cable connecting the communication
assembly to the battery interface module out of the
battery interface module.
7. If the inverter is fitted with a padlock for theft
protection, open the padlock and remove it.
8. Using a Torx screwdriver (TX 25), unscrew the
screw M5x60 which fastens the inverter to the wall
mounting bracket.
9. Unscrew the two screws on the right and left side of
the Power Unit with a Torx screwdriver (TX 25) and
retain together with the washers for later use.
10 SBSxx-10-AT-PU-SG-xx-10
SMA Solar Technology AG
COM
M1 M2
X1 X2
ANT.
FCC ID: SVF-KP20
IC: 9440A-KP20
A B D-IN SPS
COM
_
+
1
M1 M2
X1 X2
ANT.
FCC ID: SVF-KP20
IC: 9440A-KP20
DISPLAY
2
A B
D-IN SPS
Max. 30V DC
USB
BAT MFR
AC-out SPS
AC-out SPS
1
Service Manual