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Dell™ OptiPlex™ XE — Powered
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Serial Port Configuration
Your Dell OptiPlex XE allows you to configure the power settings of the serial
connectors, based on the voltage requirements of the device attached to the
serial port.
To configure the power to the serial port, change the jumper settings on the
system board or the expansion card.
Setting the Jumpers on the System Board
The illustration below shows the location of the jumpers and the serial port on
the system board. For instructions to access the jumpers on the system board, see
the OptiPlex XE Service Manual available at support.dell.com/manuals.
NOTE: To locate the serial port on your computer, see the Setup and Features
Information Tech Sheet that shipped with your computer.
1 serial port 1 2 serial port 2
February 2010
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System Board Jumper Configuration — Serial Port 1
Serial Port Voltage Jumper 1 (J1)
Serial Port Voltage Jumper 2 (J2)
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System Board Jumper Configuration — Serial Port 2
Serial Port Voltage Jumper 3 (J3)
Serial Port Voltage Jumper 4 (J4)
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Setting the Jumpers on the Expansion Card
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The illustration below shows the location of the jumpers and the serial port on
the expansion card.
1 serial port 3 2 serial port 4
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Expansion Card Jumper Configuration — Serial Port 3
Serial Port Voltage Jumper 5 (J5)
Serial Port Voltage Jumper 6 (J6)
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Expansion Card Jumper Configuration — Serial Port 4
Serial Port Voltage Jumper 7 (J7)
Serial Port Voltage Jumper (J8)
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Information in this document is subject to change without notice.
© 2010 Dell Inc. All rights reserved.
Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is
strictly forbidden.
Trademarks used in this text: Dell, the DELL logo, and OptiPlex are trademarks of Dell Inc.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the
marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and trade
names other than its own.
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