Emerson 240V Module LED Indication, Control Module, Power Module, Battery Module Guide to LEDs

Troubleshooting

4.2Module LED Indication

Every Battery, Power and Control Module features two LEDs to help inform the user of the module status, as shown below left. Refer to Table 2 for details.

Green Status LED

Yellow Fault LED

Control Module

Green Status LED

Yellow Fault LED

Power Module

Green Status LED

Yellow Fault LED

Battery Module

Table 2	Guide to LEDs
Status		Fault
LED		LED
(Green)		(Yellow)	Module Status
OFF		OFF	Module not inserted into
			frame. System is OFF.
OFF		ON	Module is initializing
			(max 30 seconds*).
FLASHING		OFF	Normal Operation
FLASHING		FLASHING	Module is in start-up
			qualification mode or module
			warning. **
FLASHING		ON	Module failed and is off-line.
OFF		FLASHING	Abnormal operation,
ON		OFF	re-insert module.
			If this persists, contact
ON		ON
			Liebert Global Services at
ON		FLASHING	1-800-543-2378.

*If this persists for more than 30 seconds, check to verify the lever is in the down position, otherwise the module is faulty.

**If both green and yellow LEDs are flashing for more than 30 seconds, then reinsert module.

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