212 EasyCoder PX4i and PX6i Service Manual
Chapter 17 — Troubleshooting
Troubleshooting short-list (Fingerprint and IPL)
Use this short-list to fi nd the symptom that applies to the printer:
Symptom See
• No reaction at power up 17.2
• Printer stops working after startup 17.3
• CPU board failures 17.4
• Power supply unit failures 17.5
• Driver board failures 17.6
• Console errors 17.7
• Error messages 17.8
• No communication (general) 17.9
• No serial communication 17.10
• Sensor malfunctions 17.11
- Label stop sensor
- Headlift sensor
- Label taken sensor
- Ribbon end sensor
• Printing troubles 17.12
- No printout at all
- Overall weak printout
- Weaker printout on either inner or other part of label
- Overall dark printout (bleeding)
- Weak or missing printout of some dots
- Unexpected black printout (completely or partially)
- Only fi rst part of label printed
- Media feed does not work properly
• Ribbon troubles 17.13
- Transfer ribbon breaks
- Transfer ribbon wrinkles
- No transfer printout
• Liner takeup troubles 17.14
• Memory card troubles 17.15
• Paper cutter troubles 17.16
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