Specifications
LA 310 - Service Manual
5-9
4. Replace the Mechanical Assembly.
5. Replace the Main Board.
Characters printed at a slant, Paper tears, Paper jams.
1. Make sure the tractor/friction feed lever is set fully to the front or to the rear and
not in an intermediate position.
2. Examine the paper pathway, remove any obstructions.
3. Is the paper too loose or too taut between the tractors? Readjust the tractor spacing
so that the paper lies smoothly but without any tension.
4. Replace the mechanical assembly.
Font cartridge is installed and the printer uses internal character font.
1. Switch the printer off and check the font cartridge is correctly inserted.
2. Check the font cartridge is selected in the printer setup.
3. Check the proper control sequences are sent to the printer by the host system.
Printer does not stop when out of paper.
1. The printer circuits do not detect that there is no paper. Examine the paper pathway.
Remove any obstructions. Press the READY button when the paper pathway is
cleared.
2. Make sure that the connection of the paper edge detector to the Main Board is good.
3. Replace the Main Board.
4. Replace the Mechanical Assembly.