Configuration problems, Miscellaneous problems, Ribbon snagging, tearing, or not moving – Compuprint 4247-X03 User Manual
Page 178: Line-to-line horizontal misregistration, Printer doesn't print or prints wrong characters, Printer has no power, Throughput of printer at half speed, Ribbon worn, Ribbon cartridge not properly installed, Dot registration not aligned

Problem: Ribbon snagging, tearing, or not moving
1:
The ribbon is worn.
Solution:
Replace the ribbon cartridge.
2:
The ribbon cartridge is not properly installed.
Solution:
Remove and then reinstall the same ribbon.
Problem: Line-to-line horizontal misregistration
1:
The dot registration of the characters printed is not aligned.
Solution:
See Chapter 9, “Printer adjustments,” on page 115.
Configuration problems
Problem: Printer doesn't print or prints wrong characters
1:
Nothing is printed or the wrong characters print.
Solution:
v
Ensure the printer cable is attached to the host.
v
Check the configuration menu parameter values for your printer
attachment (see Chapter 7, “ASCII Configuration,” on page 67).
Miscellaneous problems
Problem: Printer has no power
1:
The power cord is not connected.
Solution:
Ensure the power cord is plug into the back of the printer and
also into the wall outlet.
Problem: Throughput of printer at half speed
2:
The Quiet Print function is set on.
Solution:
Ensure the “Quiet Print” function in the Printer Configuration
menu is disabled.
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User’s Guide