APC SYMMETRA PDUM160H-B - Manual (Page 24)

Maintenance: Parts Replacement
18 Symmetra PX 160 kW 400 V Operation 990-3015-001
How to replace a power management peripheral
Loosen the two Phillips screws on both sides of the card and carefully pull it out of the enclosure.
Note: Reverse the procedure to install a replacement card. The display interface will show a
message when it has registered a new card.
How to replace an intelligence module (MIM/RIM)
Loosen the two Phillips screws on both sides of the module. When the screw on left side is loose, the
module will be de-activated. The display interface will show a message that the number of modules has
decreased. Reverse this procedure to install replacement modules.
Note: If two intelligence modules are functioning, one can be replaced without interrupting the
UPS.
Only the cards installed in these two
space can be replaced.