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2-6 Service Manual
4413-XXX
Power problems
Print quality problems
Service checks
Carrier transport service check
Symptom Action
No power in machine, motors do
not operate
Go to the “Power service check”
on page 2-14.
Symptom Action
• Voids in characters
• Light print
• Prints off the page
• Fuzzy print
• Carrier moves but no print
• Printhead dries prematurely
• Colors print incorrectly
• Vertical alignment off
Go to the “Print quality service
check” on page 2-15.
• Ink smearing
• Vertical streaks on paper
• Print lines crowded
Go to the “Paper feed service
check” on page 2-11.
FRU Action
1 System Board
Carrier Transport
Motor
Check the carrier transport motor connector CN3.
If connected, check for approximately 30 volts on
pins 1 and 3 or at the wire connections located on
the rear of the carrier transport motor. If voltage is
incorrect, replace the system board. If voltage is
correct, check the motor for shorts. If a short is
found, replace the motor. Go to “Carrier transport
motor removal” on page 4-24.