logic card

logic card

[′läj·ik ‚kärd]
(electronics)
A small fiber chassis on which resistors, capacitors, transistors, magnetic cores, and diodes are mounted and interconnected in such a way as to perform some computer function; computers employing this type of construction may be repaired by removing the faulty card and replacing it with a new card.
References in periodicals archive ?
The fluoride overfeed resulted from two circumstances: 1) a problem in the design of the well system circuit and 2) damage to the logic card that controlled the fluoride solution pump.
Simply put, a microprocessor-based logic card receives inputs from one of many basic functional areas of the truck, computes and analyzes the signals, and then tells the components what to do.
This process takes place on a logic card, and so does not require a pair of local ports or a patch cord.
* The pump control logic card appeared to have been damaged by an electrical surge or spike.