Lexmark CX310 Service Manual

Action Yes No
Step 9
• For 550 input option, replace the optional 550-sheet drawer.
• For 650 input option, replace the optional 650-sheet duo drawer.
Does this fix the problem?
Problem resolved. Go to step 10.
Step 10
a Turn off the printer.
b Remove the rear cover. See
c Disconnect the cable at JOPT1 on the controller board.
d Turn the printer on.
e Measure the voltages below:
JOPT1:
• Pin 2: Ground
• Pin 3: Ground
• Pin 5: +24 V dc
• Pin 6: Ground
• Pin 7: +5 V dc
• Pin 9: Ground
• Pin 10: Ground
Are the voltages correct?
Contact your next level
of support.
Replace the controller
board. See
“Controller
board removal” on
page 309.
Tray 2 or tray 3 empty service check
Action Yes No
Step 1
a Add media on the paper tray.
b Properly set the paper restraints on the paper tray.
c POR the printer.
d Reseat the input option tray from the printer.
e Refer to the media specifications and check the condition of the media.
f Make sure the media is free from damage and defects.
Does the error remain?
Go to step 2. Problem resolved.
Step 2
Is the machine using both 650 and 550 input option tray?
Go to step 3. Go to step 4.
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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)