Maintenance
Copyright © 2009-2010 Eaton Corporation. All Rights Reserved.
IPN 997-00012-53B December 2010
63
Step 3 - Replace I/O board
1
Slide out the I/O board.
2
Label then disconnect all cables.
If an LVD is fitted it will disconnect. The load equipment will be powered by the
rectifiers. The SC200 or SC100 will show various alarms. Press any button to
silence the alarm.
3
Return the board for service. See Equipment Incident Report on page
4
Connect all cables to the new I/O board.
5
Check the I/O board Power On LED is on. If not see Troubleshooting on page
6
Slide in the I/O board. Replace the cover.
7
SC200 only:
In
DCTools/Web
go to:
RXP
.
Copy the I/O board serial number from the
RXP Devices
table to the
I/O
Board to Serial Number Mapping
table to map an
IOB Number
to the I/O board
(overwrite existing serial number).
The Missing Hardware alarm will clear.
Step 4 - Characterize LVD(s) (if required)
Ignore this Step if there is no LVD Characterization alarm.
1
On the SC200 go to: Battery > LVDs > LVD x > Not Characterized > Edit, or on
the SC100 go to: Menu > Configuration > LVD1/LVD2
2
If available, select
Characterize With SC Values
. Press
Enter/Save
. Repeat for the
second LVD if fitted. No further action is required.
3
If
Characterize With SC Values
is not available, the LVD(s) must be characterized.
This will cause the LVD(s) contactor(s) to disconnect for a few seconds:
If a battery disconnect LVD is fitted then the load equipment will continue to
be powered by the rectifiers.
If a load disconnect LVD is fitted then load equipment connected to circuit
breakers 1-10 will be disconnected. Either, arrange to switch off this
equipment or connect a temporary external power source to power the
equipment when the load LVD disconnects.
4
On the SC200 go to: Battery > LVDs > LVD x > Not Characterized > Edit, or on
the SC100 go to: Menu > Configuration > LVD1/LVD2
Select
Characterize
. Press
Enter/Save
.
The LVD contactor will disconnect and connect.
5
Repeat for the second LVD if fitted.
Procedure complete
