Lexmark CX310 Service Manual

Action Yes No
Step 3
a Make sure the sequence of the input option trays is correct. The 650
option tray should be in tray 2, and the 550 option tray should be in
tray 3.
b Bring the printer into the Diagnostics Menu.
c Navigate to Feed Test > Tray # > Single Feed Test.
d Run a continuous feed test (feed at least 5 pages).
Does the feed test run successfully on each option?
Go to step 8. Go to step 4.
Step 4
Isolate the problem. Verify the problem by installing only one input option
to the printer at a time.
a Bring the printer into the Diagnostics Menu.
b Navigate to Feed Test > Tray # > Single Feed Test.
Does the feed test run successfully on each option?
Go to step 8. Go to step 5.
Step 5
Check the following for any damage:
For 550 input option:
• Input tray
• Paper restrains
• Paper dams
• Pick pads
For 650 input option:
• Input tray
• Paper restrains
• Paper dams
• Pick pads
• MPF gear
• MPF pick assembly
• MPF tray
Is the input option tray assembly free of damage?
Go to step 6.
• For 550 input
option, replace the
optional 550-sheet
drawer.
• For 650 input
option, replace the
optional 650-sheet
duo drawer.
Step 6
Check the pick tires for wear, damage, contamination, and if they are
installed correctly.
Is the pick tire free of wear and damaged?
Go to step 7. Replace the pick tire
assembly. See
“Pick
tire removal” on
page 343.
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Diagnostic information
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Lexmark CX310 Specifications

General

Print Technology	Laser
Scan Technology	CIS
Scan Resolution	Up to 600 x 600 dpi
Duplex Printing	Manual
Display	2.4-inch color LCD
Processor Speed	800 MHz
Standard Memory	256 MB
Fax Speed	33.6 Kbps
Operating System Compatibility	Windows, Mac OS, Linux
Print Resolution	Up to 600 x 600 dpi
Connectivity	USB, Ethernet
Standard Paper Input	250 sheets
Scanner Type	Flatbed, ADF
Fax Resolution	300 x 300 dpi
Paper Capacity	250 sheets
Network Connectivity	Ethernet
Copy Speed	Up to 22 cpm (black), Up to 18 cpm (color)