Lexmark CS720 User Manual

Action Yes No
Step 3
If applicable, make sure that the option card is supported.
Does the problem remain?
Go to step 4. The problem is
solved.
Step 4
Check the controller board pins for damage, and replace if
necessary. See
“Controller board removal” on page 357.
Does the problem remain?
Go to step 5. The problem is
solved.
Step 5
Make sure that the firmware version installed is the latest, and
update if necessary.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Excess options service check
Action Yes No
Step 1
Reset the printer, and then resend the print job.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
If applicable, make sure that the internal option is supported.
Does the problem remain?
Go to step 3. The problem is
solved.
Step 3
a If applicable, remove all internal options.
b Reset the printer, and then resend the print job.
Does the problem remain?
Go to step 6. Go to step 4.
Step 4
Check if the number of internal options installed is allowed, and
remove the excess option.
Does the problem remain?
Go to step 5. The problem is
solved.
Step 5
Check if the number of input options installed is allowed, and
remove the excess option.
Does the problem remain?
Go to step 6. The problem is
solved.
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Diagnostic information
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Lexmark CS720 Specifications

General

Type	Original
Compatibility	- CS720
Product color	Black
Printing colors	Yellow
Country of origin	China
Quantity per pack	1 pc(s)
Brand compatibility	Lexmark
Color toner page yield	7000 pages
Cartridge return & recycling	Yes
Print technology	Laser printing
Harmonized System (HS) code	84439990

Weight and Dimensions

Package depth	160 mm
Package width	190 mm
Package height	75 mm
Package weight	380 g