Reference Table 3, Print Quality Failures - IBM V03 Maintenance Information

Serial matrix impact printer
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Reference table 3, print quality failures

Print quality failures (darkness, location, quality)
Print density varies, or is too light or too dark.
Character or line spacing uneven or overprinting.
Multiple-part form copies too light or missing dots.
Smearing or smudging at perforations on multiple-part forms or
heavy stock.
Smearing or smudging.
Missing dots or characters.
Incorrect print, garbled print, or wrong characters print.
Horizontal misalignment (dots or characters move left or right).
Vertical misalignment (dots or characters move up or down).
Action
1. See MAP 0160: Ribbon feed and ribbon lift.
2. See Print quality service checks.
1. See Main paper drive check and adjustment.
2. See Printhead drive service check.
1. See Standard AFTA service check and adjustment.
2. See Print quality service checks.
1. Use Perforation Safety feature. Refer to a 4247 User's Guide.
2. See MAP 0160: Ribbon feed and ribbon lift.
3. See Main paper drive check and adjustment.
4. See Printhead drive service check.
5. Check for excessive ribbon inking.
1. See MAP 0160: Ribbon feed and ribbon lift.
2. See Main paper drive check and adjustment.
3. See Printhead drive service check.
4. Check for excessive ribbon inking.
1. See Standard AFTA service check and adjustment.
2. See Print quality service checks.
See one of the following:
v MAP 0120: Parallel or serial attachment
v MAP 0121: Parallel with twinax or coax attachments
v MAP 0122: LAN attachment card
v MAP 0123: External network print server attachment
See Print quality service checks.
See Print quality service checks.
Chapter 1. Diagnosing problems
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