Ribbon Sensor; Paper Sensor - Intermec EasyCoder PX4i Service Manual

Ribbon Sensor

Paper Sensor

EasyCoder PX4i and PX6 Service Manual
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Description:
The ribbon sensor is not working properly.
Possible Causes and Suggested Remedies:
• Bad sensor adjustment (Fingerprint only).
- Adjust the sensor in the Setup Mode as described in Chapter 6.4.
• Bad connection or faulty sensor.
- Cable between the ribbon sensor and J56 on the CPU board dam-
aged or not correctly connected?
- Sensor blocked by dust or foreign matters? Clean.
- Faulty ribbon sensor? Replace.
• Bad detection pattern inside ribbon supply bobbin.
- Check the black and silvery sector pattern at the inner end of the
ribbon supply bobbin for scratches or dust.
Description:
The ribbon sensor is not working properly.
Possible Causes and Suggested Remedies:
• Bad sensor adjustment.
- Adjust the sensor in the Setup Mode.
• Bad connection or faulty sensor.
- Cable between the paper sensor and J57 on the CPU board damaged
or not correctly connected?
- Sensor blocked by dust or foreign matters? Clean.
- Faulty paper sensor? Replace.
• Bad detection pattern inside media supply bobbin.
- Check the black and silvery sector pattern at the inner end of the
media supply bobbin for scratches or dust.
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Chapter 17 — Troubleshooting
233