NEC Express5800 120Rj-2 User Manual page 185

User Guide
6. If operating the server with a single power supply unit without installing a new
one, install the cover you removed in step 3 of installation procedure.
To maintain the cooling effect in the server, install the blank
cover in the vacant slot.
7. Install the new power supply unit taking steps 4 to 8 of "Installation", and
check that the power supply unit is installed normally.
replaced while the power is on, the POWER lamp of the new
power supply unit goes on. (If it is replaced while the power is
off, the lamp flashes. The lamp goes on when the power is
turned on.)
Note: If one of the two power supply units of the server is
Caution
185
www.nec-computers.com