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AS-251S User Manual

Selected Port

The port that has access to the printer is determined with this three position slide switch as follows:

Position Result

AUTO

Under AUTO (the central position of the switch), access to the

printer is automatic, and is determined on a first come first served

basis. As soon as a signal is received, the switch immediatley

connects and stays on the port until the print job has finished.

Sliding the switch to the B position (the extreme left), locks the

switch on the B port and locks out the A port. Only signals from

the computer connected to the B port will be sent to the printer.

The B LED on the unit's top panel lights (and the A LED is off) to

indicate this.

Sliding the switch to the A position (the extreme right), locks the

switch on the A port and locks out the B port. Only signals from

the computer connected to the A port will be sent to the printer.

The A LED on the unit's top panel lights (and the B LED is off) to

indicate this.

Timeout

The timeout switch is a two position switch:

● Slide the switch to the left position for a 10 second timeout.

● Slide the switch to the right position for a 60 second timeout.

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