Replacing A Power Supply; Tool Needed - Hitachi AMS 2000 Series Service Manual

Replacing a power supply

This procedure describes how to replace the base unit power supply and an
expansion unit power supply.
ALM LED
ALM LED
NOTE: The power supplies for the base unit and expansion unit are
different models. Check the model number on the failed power supply
before ordering a new one and check the model number on the new power
supply to make sure it matches the model number on the failed unit.

Tool needed

Navigator 2.
4–16
Power Unit #0
RDY LED
Button (blue)
RDY LED
Button (blue)
RDY LED
Lever
Power Unit #0
Figure 4-11: Base and Expansion Unit Power Supplies
Replacing parts
Hitachi AMS 2000 Family Storage System Service Guide
Lever
(a) RKS/RKM
Lever
Power Unit #0
(b) RKAK
ALM LED
Power Unit #1
(c) RKAKS
Power Unit #1
Power Unit #1