Replace both surge protection units at the same time.
-
Switch off AC (mains) power.
WARNING To make sure that there is no AC (mains) power available for the system, disconnect the AC (mains) cable (AC in). - 1
- AC (mains) power switch
- 2
- AC (mains) power cable connector AC in
- Remove the protective cover.
-
Press from beneath the surge protection unit and pull it out.
- 1
- Surge protection unit with red label
- 2
- Surge protection unit with black label
- Attach the replacement surge protection units.
- Reattach the protective cover with the 2 screws.
- Connect the power.