Epson Stylus Photo Service Manual page 121

Chapter 5 Troubleshooting
Symptom
Printing is Printing is not
abnormal executed or,
black specks or
dots appears on
the printing.
Paper feed Paper feed
operation is motor does not
abnormal. work.
5-12
Table 5-8.Repair of the C209 MAIN Board (Continued)
Condition Cause
IC2 is defective.
IC2 is defective.
IC15 is defective.
Checkpoint
Check the output
waveform at 7, 9 and 11
pin of CN8.
Check the output
waveform of at 1, 2pin
and 23, 24 pin of IC15.
Check the output
waveform of at 3, 6 pin
or 18, 21 pin of IC15.
Solution
Replace IC2.
Replace IC2
Replace IC15
Rev.A