Symptom-to-FRU Index - EXP200 Type 3530 - 1RU, 1RX

Symptom-to-FRU Index

Use this chart to find solutions to problems that have definite symptoms.

Problem Indicator	FRU/Action
Amber LED On	1. General Machine Fault
(Front Panel)	Check for amber LED on expansion unit
Amber LED On	1. Hard Disk Drive
Amber LED On	1. Fan
Amber LED On	1. ESM board
	2. Check for fan fault LED
	3. Unit is overheating. Check temperature.
Amber LED On, Green LED Off	1. Turn Power Switch On
	2. Power cord
	3. Reseat Power Supply
	4. Power Supply
Amber and Green LEDs On	1. Power Supply
All Green LEDs Off	1. Check AC voltage cabinet AC voltage line inputs.
	2. Power Supplies
	3. Mid-plane board
Intermittent power loss	1. Check AC voltage line inputs, and cabinet power components.
to expansion unit	2. Power Supplies
	3. Mid-plane board
One or more Green LEDs Off	1. Turn Power Switch On
	2. Power cord
	3. Reseat Power Supply
	4. Power Supply
One or more Green LEDs Off	1. No activity to the drive
	2. This can be normal activity
One or more Green LEDs Off	1. Use SCSI RAID Manager to check drive status
(All Hard Disk Drives or	2. SCSI Cables
those on one Bus)	3. ESM Board
	4. Mid-plane board
Unable to access drives on	1. Check SCSI cables and connections
one or both SCSI buses	2. Check the drive SCSI ID setting.
	3. ESM board
	4. Ensure that option switches 1 and 5 are set to the appropriate
	position (only change switch position when the expansion unit is
	powered off).
Intermittent Power Loss	1. AC power or plug
	2. Power supply
	3. Mid-plane
Random errors	1. Mid-plane board

Note: If you cannot find the problem using this Symptom-to-FRU Index, test the entire system.
See the server documentation for more detailed information on testing and diagnostic tools.