Printronix p300 Maintenance Manual page 125

FROM SHEET 1
A
Inspect ribbon
for wear.
Ribbon
OK
?
YES
Inspect hammer tips
for damage.
Hammer
tips OK
?
YES
Refer to schematics
and troubleshoot
using standard
techniques. If problem
remains, contact
authorized distributor
service
representative.
Figure 4–9. Ribbon Not Feeding Smoothly (2 of 2)
P300/P600 Troubleshooting
NO
Replace ribbon per
User's Reference
Manual.
Check for symptom.
Symptom
present
?
YES
NO
Replace hammer spring
per para 5–25.
Check for symptom.
Symptom
present
?
YES
NO
Return to
Normal operation
NO
Return to
Normal operation
4–19