Table 5. PSU features and indicators

Item

Control/Feature

Icon

Description

 

 

 

 

1

Release latch

 

Releases PSU from enclosure

2

PSU fault

 

• Amber (steady) — PSU fault or PSU

 

 

 

not working

 

 

 

• Amber (blinking) — PSU firmware is

 

 

 

downloading

3

AC fault

 

• Amber (steady) — AC power is not

 

 

 

detected

 

 

 

• Amber (blinking) — PSU firmware is

 

 

 

downloading

4

Power OK

 

• Green (steady) — PSU is working

 

 

 

• Green (blinking) — AC power is

 

 

 

present, but the PSU is in standby

 

 

 

mode (the other PSU is working)

5

Power Connector

 

Connect the external power supply

 

 

 

source to this connector.

6

Power switch

 

The power switch controls the PSU

 

 

 

output to the system.

If all three LEDs are off then there is no AC power supplied to either PSU.

DDIC indicator

The Disk Drive In Carrier (DDIC) includes one status indicator.

Figure 6. DDIC indicator

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Image 11
Dell MD1280 manual Ddic indicator