Epson C I - 4 0 8 0 All in One Printer User Manual


 
Trouble shooting and Diagnostics
5-13
5.7 Ribbon or Carriage-related Problems
S Ribbon Problems
S Make sure that the ribbon is:
S Stretched correctly
S Not worn thin or dry
S Not torn or damaged in any other way
S Not jammed
S Carriage does not move smoothly
S Examine the paper path. Remove any obstructions. Check that all packing
material is removed.
S Examine the carriage area for obstructions. Remove where necessary.
5.8 Print Tests
There are three different print tests as well as one interface test built into the
printer.
S I/F TEST is used to test the serial interface. It initiates data to be sent from
the printer and be returned by means of a closed loop connector plugged into
the serial interface connector. The test data used consist of PRINT TEST 1
Note: You will find detailed informations about the print tests in chapter 1.8
Print Tests.