Fuser Exit Sensor Service Check - Lexmark X548 Series Service Manual

Step Questions / actions
Close the front cover and the toner door. Be
6
sure the right cover is in place. Turn the printer
off, and then disconnect the cables at JINT1
and JCVR1. Test continuity at the connector
under the following conditions:
• With front cover and toner door closed:
Test pin 1 and pin 3 at JINT1 cable end
and pin 1 and pin 2 at JCVR1 cable end.
• With one or both doors open:
Pins 2 and 3 at JINT1 cable end should
indicate continuity, but pins 1 and 2 at
JCVR1 should have no continuity.
Are the tests verified?

Fuser exit sensor service check

Step Questions / actions
Enter Diagnostics Menu.
1
1. Turn off the printer.
2. Press and hold 3 and 6.
3. Turn on the printer.
4. Release the buttons when the progress bar
appears.
Perform the Base Sensor Test. See
SENSOR TEST" on page
1. Navigate to BASE SENSOR TEST >
Fuser Exit.
2. Open and close the front door, and inspect
the fuser exit sensor located on the LVPS
shield.
Is the sensor dislodged or damaged?
Rotate the flag (paper diverter) in and out of
2
the sensor.
Does the display indicate Media Clear and
Media Present with the cycle?
3
Does the flag rotate freely, but returns to
block the sensor?
Is the cable correctly connected to JBIN1 on
4
the RIP board and to the sensor.
Is the sensor properly connected?
Contact your next level of
support.
Correct the sensor or
replace it. See
sensor removal" on
page
"BASE
3-20.
Sensor is good.
Go to step 4.
Go to step 5.
Yes
Replace the front cover
assembly. See
cover assembly removal"
on page
Yes
Go to step 2.
"Fuser exit
4-37.
Go to step 3.
Replace the fuser.
See"Fuser assembly
removal" on page
Reconnect the cable.
Diagnostic information
7525-63x
Previous
No
"Front
4-3.
Next
Go Back
No
4-32.
2-37