Case Of Gr4000-320E (Ac) - Hitachi GR4000 Series Installation Manual

GR4000 Installation Guide Version 1.00 - Preliminary
5.4.3

Case of GR4000-320E (AC)

You can add or replace a power supply unit without powering off the device.
WARNING: THE ADDITIONAL INSTALLATION OR THE REPLACEMENT OF A POWER
*
(1) Detachment of a power supply unit
Step 1
Power switch (set to OFF
Figure 5.4-13 Switch of the power supply unit set to OFF
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SUPPLY UNIT SHOULD BE DONE BY A TRAINED ENGINEER OR A QUALIFIED
MAINTENANCE PERSON.
NOTE: When installing another power supply unit, remove the dummy panel.
Store the removed dummy panel safely, so that it doesn't get bent or lost.
Set the switch of the power supply unit targeted for replacement to OFF.
520-10-014-20X