Stylus 200 and Stylus Color 200 Terminal Printer Service Manual

SolutionPhenomenon Condition Cause Checkpoints
Carriage does
not operate
normally.
Drive pulse
does not
output.
CPU is
defective.
IC12 is
defective.
Does the wave-form correct?
(Check pin either at 9 and 10.)
Replace CPU.
Table 5-4. Repair of C199 MAIN(Cont.)
Does the wave-form correct?
(Check pin at 17,20 and 14,23.)
Correct : replace
motor.
Incorrect : repalce
IC12.
Drive pulse
does not
output.
PF motor does
not operate
normally.
CPU is
defective.
IC16 is
defective.
Does the wave-form correct?
(Check pin either at 3 and 4.)
Replace CPU.
Does the wave-form correct?
(Check pin at 17,20 and 14,23.)
Correct : replace
motor.
Incorrect : repalce
IC12.
Epson Stylus Color 200 /Epson Stylus 200 Troubleshooting
Rev. A 5-5