BenQ PB6100 Service Manual page 42

Sensor BD:
The Sensor BD provides the color wheel index signal to DMD BD. The CWINDEX shall indicate the
beginning of the red light on the DMD device. The phase of the display data on the DMD based on the
CWINDEX signal. It can be configured to delay the CWINDEX for electronic alignment of the color
wheel. The timing of CWINDEX and the delayed CWINDEX is shown in Figure 1.
CWINDEX
DELAYED
CWINDEX
DMD COLOR Red
FIGURE 1
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