IBM 5150 - Page 160

Error
Description
Diagnostic Action
Smudged
l. Check ribbon cartridge.
Printing
-
Jammed
-
Seated improperly
-
Excessive ink
-
Oily or dirty
Replace cartridge
if damaged.
2.
Check for dirty, oily, or damaged platen.
Replace Print Mechanism
if platen is
damaged. (See Section 3, "Removal/
Replacement.
")
3.
Check for dirty print head and print wires.
Clean
if dirty.
4.
Check for dirty
or bent ribbon shield.
Replace shield
if damaged. (See Section 3,
"Removal/Replacement.")
5. Visually check for worn or broken
ribbon drive gears. Replace Carriage Drive
assembly
if damaged. (See Section 3,
"Removal/Replacement.
")
Uneven 1. No adjustment can be made. Replace Print
Printing
Mechanism assembly. (See Section 3,
"Removal/Replacement.
")
Top/bottom
of character
Left/right
,,-..,.
of print
line
•
1400-19