APC 990-4053 manual Troubleshooting, Problem Possible Cause Solution, If Problems Persist

External Connection

AP9604S[R]	APC Silcon Triple Chassis	90
AP9606	Web/SNMP Management Card	110
AP9607	Interface Expander	45
AP9608	Out-of-Band Management Card	35
	(Call-UPS II)
AP9612	Environmental Monitoring Card (Measure-UPSII)	60
AP9825i	Isolated Extension Cable	50
AP9830	Remote Power-Off Device	35

4.7.5 Troubleshooting

The following table shows the solution to common problems with the operation of the Triple Chassis

Problem	Possible Cause	Solution
	The chassis is not	See “Powering the APC Silcon
		Triple Chassis”, and verify that you
Status LED is off	receiving adequate
		are not exceeding current
	power.
		requirements.
		Configure the Silcon Triple
		Chassis. See the APC Silcon
Status LED is flashing	The chassis has not been	Management Quick Start Guide
		provided with your chassis or the
quickly	configured.
		Web/SNMP Management Card
		Installation Guide on the CD for
		more information.
	The chassis is not	Verify that the supplied UPS cable
Status LED is flashing		is properly connected to the Triple
	communicating with the
slowly		Chassis and to a communications
	UPS.
		port on the UPS.
Attached management	The management	You may be able to upgrade the
peripheral cannot	peripheral firmware	firmware of the management
identify UPS model or	does not support 3-phase	peripheral. Call APC Customer
nominal output voltage.	UPSs.	Support.

4.7.5.1 If Problems Persist

For problems not covered in the troubleshooting chart or for persistent problems, follow this procedure:

1)Note the serial number and date of purchase of the APC Silcon Triple Chassis. Contact APC Customer Support at the phone number or address that is listed in this manual.

2)Be prepared to provide a description of the problem. A technician will help solve the problem over the phone, if possible, or will give you a return material authorization (RMA) number.

3)If the APC Silcon Triple Chassis is under warranty, repairs are free of charge. If the warranty has expired, there will be a nominal charge for repair.

990-4053

Installation Guide APC Silcon 480kW 400V UPS 25