Epson 890N Service Manual - Page 60
Abnormal operation of ribbon - 890 ribbon
UPC - 010343850019
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EPSON FX-890/2190 3.2.8 Abnormal operation of ribbon Table 3-10. Abnormal operation of ribbon Step Action and Question Yes No Parts below can be the source of this error (Chapter 4 Disassembly and Assembly) • Ribbon Cartridge • Timing Belt • CR Motor (p.81) • Ribbon Drive (RD) Assembly (p.92) • C524MAIN Board (p.74) Ribbon Cartridge 1 Defective Ribbon Cartridge ♦Can the Ribbon Cartridge be turned by hand? Go to Step 2 Replace the Ribbon Cartridge. Defective Carriage Check the operation of the Carriage and Timing 2 Belt. ♦Does the carriage and belt operate smoothly? Go to Step 3 Go to 3.2.9 Abnormal operation of Carriage Unit (p.61) Defective Ribbon Drive Assembly Replace or 3 Check the operation of the Ribbon Drive Assembly. ♦Does the Ribbon Drive Assembly turn smoothly? Go to Step 3 lubricate the Ribbon Drive Assembly. Main Board 4 Replace the Main Board with a new one. ♦Is the problem solved? Problem solved Go to 3.2.11 Electrical Noise (p.62) Troubleshooting Troubleshooting Based on Symptoms Revision B 60