Sharp DP-750 Manual do Utilizador descarregar pdf (Página 40)

DP750 User's Manual

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Appendix A

A.1 Cleaning the Printer

Cleaning periodically and the cleaning tool

Periodical cleaning: every six months or every 300 working hours once.

Cleaning tool: dry cloth (please use soft cloth to clean metal parts.)

Cleaning the paper feed platform and spare parts

Please clean the oil covered spare parts with a piece of soft cloth. Wipe off wasted paper and clean dirt and

dust.

Cleaning the carriage shaft

There is a layer of oil covered on the carriage shaft which guarantees the carriage runs smoothly. But the oil

is easy to absorb dust, please clean the dust with soft cloth first, and then add proper lube, move print head

back and forth to make lube scattered.

Cleaning the photoelectric sensor part

As the paper feed sensor use a correlation photoelectric sensor. You should clean the parts periodically.

1. Clean the three light extinction patch every three months.

2. Clean the photoelectric sensor's protect cover every three months.

When the paper feed sensor can not detect the paper which make the paper can not be fed you may take

following actions:

1. Clean the dust on the light extinction patch.

2. Clean the dust on the protect cover of the photoelectric sensor.

Figure A-1 Cleaning printer

Paper feed platform

Carriage shaft

Caution

z Do not open the printer top cover or rotate the paper feed knob while printing,

z Do not place any heavy object on the printer no matter it is printing or not.

z Turn off both the printer and the Host before connecting them. Not allow plug in the

power cord or the signal cord. Or it may burn out the Chip and damage the printer

interface or the power supply.

z Turn off the printer and pull out the plug before cleaning the printer.

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Sharp DP-750 Manual do Utilizador Página 40