Eaton Electrical SC200 manual Led

Maintenance

Problem Possible Cause/s Required Action

SM45 does not correctly register the current shunts and the displayed values are over range.

Local/External current shunt	Contact your local Powewrware
selector switches in the wrong	DC product representative.
position.

SM45 display is		Faulty SM45 display or	Contact your local Powewrware
blank.		disconnected display loom.	DC product representative.
SM45 green		SM45 is not powered	Check the SM45 card is fully
Power On LED off.			inserted into the backplane.
		SM45 is faulty.	Contact your local Powerware
			DC product representative.
SM45 red	LED on	SM45 “Urgent Alarm” is active.	Check the type of “Urgent
			Alarm” using DCTools or press
			the	key on the SM45 front
			panel.
SM45 yellow	LED	SM45 “Non-Urgent Alarm” is	Check the type of “Non-urgent
on		active.	Alarm” using DCTools or press
			the	key on the SM45 front
			panel.
No Ethernet		Wrong IP address, netmask	Check the settings with the
communications		and/or incompatible network	network administrator.
between SM45 and		Gateway may be required
local PC
		Faulty communications cable	Replace faulty cable.
		The Telnet Active check box in	Disable the Telnet Active check
		the DCTools Comms Properties	box in the DCTools Comms
		dialog is enabled.	Properties dialog.
No communications		Incorrect cable	Check that a null modem cable
between SM45 and			has been used.
local PC		Null modem cable not plugged	Check that the null modem
		into PC or plugged into the	cable is plugged into the PC and
		wrong port.	into the correct port.
		Communications port settings	Reconfigure the PC port
		of PC do not match that of the	properties (19K2 8 N 1).
		RS-232 serial port of the power
		system.
		Incorrect S3P address.	Check that the S3P address in
			DCTools is set to 0.

continued

7-4	Copyright © 2005-2006 Eaton Corporation. All Rights Reserved.
	IPN 997-00012-41D December 2006