Lexmark CS720 User Manual

Action Yes No
Step 4
Replace the motor. See
“Motor (output) removal” on page 297.
Does the problem remain?
Go to step 5. The problem is
solved.
Step 5
Reset the printer.
Does the problem remain?
Go to step 6. The problem is
solved.
Step 6
Replace the controller board. See
“Controller board removal” on
page 357.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Motor (duplex/MPF) service check
Action Yes No
Step 1
Reset the printer.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
a Enter the Diagnostics menu, and then navigate to:
Printer diagnostics & adjustments > Motor tests >
Duplex/MPF
b Tou ch Start.
Does the motor run?
Go to step 3. Go to step 5.
Step 3
Open the front door, and then manually turn the duplex/MPF drive
gears.
Is there binding in the gears?
Go to step 4. Go to step 5.
Step 4
Replace the motor. See
“Motor (duplex/MPF) removal” on
page 315.
Does the problem remain?
Go to step 5. The problem is
solved.
Step 5
Check the motor cable for proper connection and damage, and
replace if necessary.
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