Problem Solutions And Tips; Power Supply Status Led (Front); Power Supply Status Led Remains Dark; Identification Status Led - Cisco C880 M4 Operating Manual

9.1. Problem Solutions and Tips

The following sections describe irregularities which can be observed on the storage subsystem in case of
faults. Their possible causes are named and there are instructions for fault clearing.
9.1.1.

Power Supply Status LED (Front)

If the power supply status LED is green the device is switched on and the power supply and at least one
power supply unit are OK.

9.1.1.1. Power supply status LED remains dark

Power cable not connected correctly
Ensure that the power cable on the storage subsystem and the safety socket
are connected correctly.
Power supply unit defective
Check the LEDs of the power supply units.
If the „Fault" LED (amber LED) on a power supply unit is on, the power supply unit is defective.
Replace the defective power supply unit.
For more information refer to
9.1.2.

Identification Status LED

9.1.2.1. Identification status LED is on

ServerView switched on this LED for identification. No error.
38
section "
Status LED of the Power Supply Units
Operating Manual
9.1Problem Solutions and Tips
" on page
15.