Lexmark 4090-001 - Manual (Page 15)

Diagnostic Information 2-4
4090-001
Symptom Tables
Locate the symptom in the following tables and take the appropriate
action.
Carrier Transport Problems
Communications Problems
Maintenance Station Problems
Op Panel
Symptom Action
• No carrier movement
• Slow carrier movement
• Carrier stops
• Carrier slams side frame Go to the ’Transport Service Check’
on page 2-14 .
Symptom Action
Printer not communicating with
host computer. Go to the ’Parallel Port Service
Check’ on page 2-11 .
Symptom Action
• Fails to cap the printhead
• Fails to clean the printhead Go to the ’Maintenance Station
Service Check’ on page 2-7 .
Symptom Action
Paper feed button does not
operate Replace the system board.
Busy light does not come on Replace the system board.