公开(公告)号：AU534543B2

公开(公告)日：1984-02-02

申请号：AU7163281

申请日：1981-06-11

Applicant: IBM

Inventor： BOLCAVAGE RICHARD D ,  HRYCK MICHAEL D ,  KAUCZKA WILLIAM B ,  KINTER HAROLD B

IPC: B41J9/44 ,  B41J1/20 ,  B41J9/54 ,  B41J29/393 ,  G06K15/07 ,  G06K15/08 ,  B41J9/00

Abstract: A method and apparatus for testing print elements of a printer, such as a belt printer, in which the print element operating circuits are energized at an energy level insufficient to cause printing but sufficient to generate feedback signals for checking operativeness by a microprocessor.

公开(公告)号：CA1149310A

公开(公告)日：1983-07-05

申请号：CA378641

申请日：1981-05-29

Applicant: IBM

Inventor： BOLCAVAGE RICHARD D ,  HRYCK MICHAEL D ,  KAUCZKA WILLIAM B ,  KINTER HAROLD B

IPC: B41J9/44 ,  B41J1/20 ,  B41J9/54 ,  B41J29/393 ,  G06K15/07 ,  G06K15/08 ,  B41J9/38

Abstract: A method and apparatus for testing print elements of a printer, such as a bell printer, in which the print element operating circuits are energized at an energy level insufficient to cause printing but sufficient to generate feedback signals for checking operativeness by a microprocessor.