Aten AS251S [3/7] Switch setting

AS-251S User Manual

1. Make sure that all the equipment to be connected up is powered Off.

2. Use a DB-25 male to female serial cable to connect your first computer's COM1 or COM2

port to the A connector of the AS-251S.

3. Use a DB-25 male to female serial cable to connect your second computer's COM1 or

COM2 port to the B connector of the AS-251S.

4. Use a DB-25 male to female serial cable to connect your printer's serial port to the C

connector of the AS-251S.

5. Turn on the power to all the equipment.

Switch Setting

There are two slide switches located on the unit's side panel that are used to configure the AS-

251S. The one on the left determines which port has access to the printer; the one on the right sets

the timeout value.

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