BIXOLON service manual IEEE-1284 Parallel Communication Problem, SRP-350/352plusA&C

SRP-350/352plusA&C

7-8 IEEE-1284 Parallel Communication Problem

IEEE-1284

Problem

Forward Mode

Failure?

N

Y

1.Check the Control Line (/CS_P)

2.Check the 1284 Control Line and Status Line

3.Check the Signal of ICs (U1,U3,U4,U5)

4.Check the 1284 Cable whether it is open or shot

5.Check the related Circuit & Pattern on I/F PBA

End

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