Installation - NEC Express5800/R120e-2M User Manual

Chapter 2 Preparations

1.27.2 Installation

Follow steps below to install a power supply unit:
1. See steps 1 to 4 in Chapter 2 (1.3 Overview of Installation and Removal) for preparations.
2. Remove the blank cover.
3. Firmly insert the power supply unit until it is locked with clicking sound.
4. Connect power cords.
Use the power cord that comes with the server and the one comes with the additional power supply unit.
The AC POWER LEDs blink green when the power cords are connected.
If the power unit is not connected with the power cord, its AC POWER LED goes on amber.
When the power cords are connected, AC POWER LEDs on both power supply units blink green.
AC POWER LED
5. Power on the server.
The AC POWER LEDs go on green.
6. Confirm, by the STATUS LED or on the POST screen, that there are no errors related to the power
supply units.
See Chapter 2 (5. Troubleshooting) of the Maintenance Guide for details on the error messages.
If the AC POWER LEDs are off, reinstall the power supply units. If the same error message still appears,
contact your service representative.
122
Important
Keep the removed blank cover for future use.
Power supply unit 1
(standard)
Power cord for
power supply unit
1
Express5800/R120e-2M User's Guide
1. Installing Internal Optional Devices
Power supply unit 2
(option)
AC POWER
Power cord for
LED
power supply unit
2