Lexmark CS720 User Manual

Sensor (duplex/MPF input) service check
Action Yes No
Step 1
Check the error that appeared.
Is the error 100.35?
Go to step 2. Go to step 5.
Step 2
a Remove the cable cover from the front door.
b Check if the cable is properly connected to the door and to the
JMSNS1 connector on the controller board.
Is the cable properly connected at both ends?
Go to step 4. Go to step 3.
Step 3
Reconnect the cable.
Does the problem remain?
Go to step 4. The problem is
solved.
Step 4
Replace the cable.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Step 5
Check the following sensors for proper connection, and reseat if
necessary:
• Sensor (MPF empty)
• Sensor (duplex path 1)
• Sensor (fuser buckle)
• Sensor (narrow media)
Does the problem remain?
Go to step 6. The problem is
solved.
Step 6
Check the sensors for damage, and replace if necessary.
Does the problem remain?
Contact the next
level of support.
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