Samsung 275C - SRP Two-color Dot-matrix Printer Manual de Serviço descarregar pdf (Página 116)

Rev. 2.00

- 116 -

SRP-275

7. Troubleshooting

Use the following to troubleshoot and repair the printer:

• Troubleshooting flow chart

When the source of the problem is not clear, use the flowchart to find and replace a defective component.

• Troubleshooting tables

Follow the steps outlined in these tables to repair a defect whose symptoms are known.

7-1 Troubleshooting flow chart

If the source of a problem is not clear, use the flowchart below to find and replace a defective component.

Normally, servicing should be performed by component replacement. Repairs of the PCBs and other

components should be performed only by technicians.

Start

Power On

Is POWER LED lit?

Is PAPER OUT

LED lit?

Is ERROR LED blink?

Is ERROR LED lit?

Execute self test

YES

Is self test

normal?

Host sends print data

YES

Is print out normal?

End

YES

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Samsung 275C - SRP Two-color Dot-matrix Printer Manual de Serviço Página 116