Dot Hill Systems II 200 FC service manual Drive LEDs, 3Power Supply or Fan Module Flowchart, 2

1B

Power supply or fan problem

Power supply		Is the power
module LED	Yes		No
		cord connected?
amber?

Plug it in.

No

Yes

Is the

power supply

module completely No seated and the power

switch turned on?

Yes

Resolved? Yes End

No

Reseat the module

and turn on the

switch.

Resolved? Yes End

No

Power supply is working properly (green LED).

			Try a known
Is the fan			good power
		No
spinning?			supply module
			in that slot.
	Yes

Notes

When a power supply fails the fans will continue to operate because their power is pulled from a power bus on the midplane.

Prior to replacing a chassis, try the following:

--Reseat the FRU that is not operating correctly.

--Swap the questionable FRU with a known-good FRU from the same array.

Resolved? Yes End

No

Replace chassis.

Refer to

FRU Installation

Guide for

instructions.

Figure 8-3Power Supply or Fan Module Flowchart, 2 of 2

8.7.2Drive LEDs

Before you perform the drive LED troubleshooting procedures, you might want to use the firmware application to identify a failed drive. Refer to the SANnet II Family RAID Firmware User’s Guide for more details.

Chapter 8 Troubleshooting Your Array 8-13