Datamax I-Class Mark II Manuale di installazione e uso - Pagina 7

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Configuring the Hardware

Configure the card to meet your interfacing requirements by arranging hardware jumpers,

as described in the following procedure:

Only qualified service personnel should configure of the GPIO card.



For your safety and to avoid equipment damage, always turn OFF power



and unplug the printer's power cord before beginning this installation and

when performing service.

CAUTION



Always wear a wrist strap and follow standard ESD prevention measures

when handling the card.

A) Turn off and disconnect the power cord from the printer. Remove the printer's cover if

needed.

B) Set the jumpers on the card (detailed below) to meet the requirements of your

application. Once complete re-install the printer's cover.

Four dedicated inputs control printer functions. Designed to interface to open-

collector outputs, these inputs require no external pull-ups, while blocking diodes

allow the use of totem pole outputs from +4.5 VDC to + 26 VDC. Optical isolators

provide galvanic isolation. Two print control interface circuit examples are given on

the following page.