TROUBLESHOOTING GUIDE
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KX-FT21LA
TROUBLESHOOTING GUIDE
Page
1. Troubleshooting Summary .................................................................... 22
1-1. Troubleshooting..................................................................... 22
1-2. Precautions ........................................................................... 22
2. User Recoverable Errors....................................................................... 23
3. Troubleshooting Details................................................................... 25~82
3-1. Outline ................................................................................... 25
3-2. Starting troubleshooting......................................................... 25
3-3. Table of troubleshooting items............................................... 26
3-4. Simple check list.................................................................... 27
3-5. ADF section..................................................................... 28~36
3-6. Communication section ................................................... 37~58
3-7. Digital board section ........................................................ 59~70
3-8. Analog board section....................................................... 71~73
3-9. Power supply section ...................................................... 74~77
3-10.Operation board section ........................................................ 78
3-11.Sensor section ...................................................................... 79
3-12.Read section ................................................................... 80~81
3-13.Thermal head section ............................................................ 82
4. Programming and Lists ................................................................... 83~87
5. Test Functions ................................................................................ 88~89
6. Journal 3 ........................................................................................ 90~91
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