What are the maintenance points for the domestic phototypesetting machine circuit board?

According to the traditional printer, the photo-alignment machine has high output precision and large output output. With the continuous development of this technology, the domestic photo-aligning machine has been widely used. Focus on everyone to talk about the domestic photo-array machine circuit board repair point those things!

1. There is no drawing maintenance at the component level, which is not limited by the function of the circuit board;

2, using advanced test equipment, online testing of integrated devices;

3. Store, burn, decrypt and modify the programmable device;

4, a variety of maintenance equipment, rich experience, complete device information.

The important criteria for checking the success of the maintenance of the circuit board is that it has no color, no self-test, invalid SIC interface, color instability, color cast, sometimes lines, color dots become thick, lack of color, color cross color, motor does not turn. , motor speed is unstable, crash, no communication, weak chromaticity, chromaticity imbalance and other faults.

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