hp4200打印机出现57.4代码
Error Description:
A main cooling fan (FM1) error has occurred. Fan operation is verified during device powerup. Fan operation occurs only during powerup o r during a print job.
Solution:
1. Turn the device off an d then on.
2. Verify that nothing is hindering o r blocking the fan.
3. Verify that the fan is connected to connector J509 on the ECU PCA.
4. If the message persists, replace the fan (see Right-side fan on page 128).
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