Lexmark 4200 Series - Manual (Page 19)

Diagnostic information 2-3
4413-XXX
Symptom tables
Locate the symptom in the following tables and take the appropriate
action.
Carrier transport problems
Maintenance station problems
Control panel problems
Symptom Action
• No carrier movement
• Slow carrier movement
• Carrier stops
• Carrier slams side frame Go to the “Carrier transport
service check” on page 2-6 .
Symptom Action
Maintenance station:
• Fails to cap the printheads
• Fails to clean the printheads
Go to the “Maintenance station
service check” on page 2-10 .
Symptom Action
• Buttons do not work
• LCD does not display Check control panel cable
connection at CN5 on the system
board. Run the
“Power-On Self
Test (POST) sequence” on
page 2-1
. If the LCD or buttons fail,
check connection CN5. If the
problem remains, replace the control
panel assembly. Go to the
“Control
panel assembly removal” on
page 4-13
.
If the problem still exists, replace the
system board. Go to the
“System
board removal” on page 4-19 .