The Trinzic 1410, Trinzic 1420 and ND-1400 appliances provide several replaceable units in the system:
- Hard disk drive
- AC power supplies
- DC power supplies (if applicable)
All replaceable units must be replaced with parts of the same specifications as described in this section. You can also order some of these parts as local spares. For information about compatible parts and their part numbers, see Table 4.