Lexmark CX310 Service Manual

Actions Yes No
Step 2
Is the background only one of the primary colors; yellow, cyan, magenta,
or black?
Go to step 3. Go to step 4.
Step 3
Replace the developer unit.
Did replacing the developer unit correct the problem?
Problem is solved. Go to step 4.
Step 4
Replace the photoconductor unit.
Did this fix the problem?
Problem is solved. Go to step 5.
Step 5
Check the high‑voltage contact from the HVPS to the image transfer unit
(ITU).
Is a problem found?
Replace the failing part:
• Image transfer unit.
See
“Imaging unit
(IU) removal” on
page 267.
• High‑voltage
power supply
(HVPS). See
“High‑voltage
power supply
(HVPS) removal”
on page 263.
Go to step 6.
Step 6
With the printer off, reset the cable in the JHVPS1 connector.
Does this fix the problem?
Problem is solved. Go to step 7.
Step 7
Replace the HVPS. See
“High‑voltage power supply (HVPS) removal” on
page 263.
Does this fix the problem?
Problem is solved. Go to step 8.
Step 8
Clean the printhead.
Does this fix the problem?
Problem is solved. Replace the printhead.
See
“Printhead
removal” on page
324.
7527
Diagnostic information
40

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)