HP C30D Manual do Utilizador descarregar pdf (Página 219)

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Troubleshooting Analysis Guide (TAGs) 3-167

Replace the fuser unit.

• Run test prints.

Has the problem been resolved?

No: Reinstall the original fuser unit and continue.

Yes: Turn to TAG 002: Check & Problem Resolution.

Replace the developer unit and toner cartridge.

• Run test prints.

Has the problem been resolved?

No: Reinstall the original developer unit and continue.

Yes: Turn to TAG 002: Check & Problem Resolution. If this problem recurs, the toner/carrier

mix may be old or contaminated.

Inspect the paper being used for scratches or dark spots.

Does the paper have any problems?

No: Continue.

Yes: Replace the paper. Turn to TAG 002: Check & Problem Resolution.

Inspect the following for damage or binding:

• Main drive motor gear

• Main drive gear assembly

• Developer coupling on the developer unit and the printer

Are these mechanisms in good working order?

No: Replace the defective parts, then turn to TAG 002: Check & Problem Resolution.

Yes: Verify that the photoconductor, main charger, developer, and fuser units are new. If these

items are new, defective or contaminated toner may be the cause of the problem. Replace

the developer and cleaner units with units from the printer’s manufacturer, then turn to

TAG 002: Check & Problem Resolution.

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