Troubleshooting and Diagnostics Troubleshooting and Diagnostics
5-7 5-8
- Single sheets are skewed - Font cartridge has been installed, but the printer is still using internal
- Adjust ASF cassette paper guides. fonts
- More information you will find in the enclosed references of the ASF - Switch the power OFF and check that the font cartridge has been
cassette. correctly inserted.
5.5 Print-related Problems
- Print faint or of poor quality. clear the situation.
- Have you used the correct paper? See Chapter 7 Technical Data
which contains a full specification of the paper you can use. Replace
the paper if it does not match the specification.
- Make sure that the ribbon is stretched correctly.
- Does the ribbon need changing? Replace it with a new ribbon if
necessary.
- Is the ribbon cartridge properly installed? Adjust as necessary.
- Characters do not print evenly or are not uniform in pitch
- Examine the paper pathway for dirt or other obstruction that may cause
the gap between print head and platen to vary. Remove the obstruction.
- Print lines overlap
- Examine the paper pathway for dirt or other obstructions that may
prevent the platen from rotating freely. Remove the obstruction.
- On preprinted forms, the printing on the copies is not aligned with the
preprinted matter
- Refer to section 3.4. Vertical Positioning (VERT.POS.ADJ.)
- Part of printed text is missing (loss of data)
- If you are using Serial communications check the buffer control setting in
Set-up.
- Check the data flow control setting on the host computer.
- Check that the font cartridge has been selected in the printer Set-up (see
Appendix B).
If the printout or the character set is not ok, the following procedure can help to
Action Result Check
Select and start PRINT Print not OK? - PAPER SOURCE
TEST 1 selection
- Ribbon tension and
condition
- Print head condition
Stop SELF TEST and No printing starts - Printer ONLINE
start external printing READY
- Interface cable for
proper connection
- Interface selection
Some characters not - Emulation
correct - Character set
- National version
- Word length
- Baud rate
- Parity bit
- Protocol
Font and pitch quality - Font
fault - Pitch
- Line space
Problem still there? - Call service
