Epson LQ-2550 Technical Manual page 143
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Also See for LQ-2550:
- User manual (281 pages) ,
- Product support bulletin (22 pages) ,
- Paper manual (10 pages)
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PF Motor Phase Switching Timing
The PF motor is a 4-phase stepper motor, and each phase is controlled by the corresponding terminal
PF motor phase switching timing.
ON
I
OFF
ON
C02
OFF
ON
B02
OFF
ON
OFF
Step
Rotation C.C. W ~
Figure 2-88. PF Motor Phase Switching Timing
I
4
3
2
C. W(Forward paper feeding)
2-97
REV.-A
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