7-4 Thermal Printer Head and Feed Motor Problem
Thermal Printer
Head Problem
Control Signal
Ok?
N
Y
Power VCC VTPH Ok?
N
1. Check the Control Signal on CPU
(Data / CLK / Latch / Strobe 1, Strobe 2)
2.Check the Harness
3.Check the related Circuit & Pattern
Y
End
Feed Motor
Problem
Feed Motor
Ok?
N
1.Refer to the Power Problem
2.Check the Harness
Y
1.Check the Signal (MOT_PHA1,MOT_PHA2) on CPU
2.Check the Current Control Signals (MOT_I01, MOT_I11,MOT_I02,MOT_I12,/MOT_PS) on CPU
3.Check the Output Signal of U12
4.Check the Auto Cutter Assembly (Motor, Cutter…)
5.Check the Harness
6.Check the Step Motor and the related
Circuit & Pattern
End
Rev. 2.01 | - 54 - |
