Owner`s manual

Operator manual REX-***R(F)
LISTEM Corporation 30/90
Large focal spot
Indicates that the X-ray tube is in large focal spot
(150~800mA)
The sign of a focal spot is changed automatically according to the selection of a tube current.
The collation of the tube current and Small/Large focal spot can be changed by the capacity of the
collated tube, and this process is carried out in the factory.
If you want to change the collation of the Small/Large focal spot by selecting the tube current, you
can set repeatedly as you want value within the capacity of the tube.
2.5 Self-diagonosis indicators
Small focal spot
Indicates that the X-ray tube is in small focal
spot.(10,~100mA)
Indicates that a technique has been selected beyond the X-ray tube ratings
Indicates that the error of circuit connection or it has not been s
elected exposure
parameter. In this case an error code will be displayed on the console.