User's Guide

1. Installing Internal Optional Devices
Express5800/R120f-2M User’s Guide
110
Chapter 2 Preparations
4. Connect power cords.
Use the specified power cords.
AC POWER LED blinks green when the power cord is connected to either of power supply units and
the other power supply unit’s AC POWER LED goes on amber.
When the power cord is connected to it, AC POWER LEDs on both power supply units blink green.
5. Power on the server.
AC POWER LEDs go on green.
6. Confirm, by STATUS LED or on POST screen, that there are no errors related to the power supply
units.
See Chapter 3 (1. POST Error Message) in “Maintenance Guide” for details on POST error
messages.
If AC POWER LEDs are off, reinstall the power supply units. If the same error occurs, contact with
your sales representative.
Power supply unit 1
(standard)
Power supply unit 2
(additional)
AC POWER LED
Power cord for power
supply unit 1
Power cord for power
supply unit 2
AC POWER LED