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4. Auto Sweep Motor Circuit
Fig. 4-1 shows the Auto sweep motor drive circuit; the signals shown in Fig.4-2 are output from pins
●
–
of microcomputer.
15
18
As the microcomputer's outputs change as shown in Fig.4-2, the core of the auto sweep motor is excited
●
to turn the rotor. Table 4-1 shows the rotation angle of horizontal air defl ectors.
Table 4-1 Auto sweep Motor Rotation
Horizontal air defl ectors
Fig.4-1
Fig.4-2 Microcomputer Output Signals
Rotation angle per step (˚ )
0.0882
– 63 –
Time per step (ms.)
10
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