Lexmark MX622 - Page 120

Ejector jam service check
Action Yes No
Step 1
a Remove the stapler service cover. See “Stapler service cover
removal” on page 341.
b Reseat the stapler paddle HP sensor cable from the stapler
controller board.
c Restart the printer.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
Swap the sensor (stapler paddle HP) and sensor (stapler right
tamper HP).
Does the same error occur?
Go to step 3. If a 424.xx error
occurs, then replace
the
aected
sensor.
See
“Sensor (stapler
right tamper HP)
removal” on
page 366.
Step 3
a Reseat the cable from the motor (stapler paddle).
b Reseat the motor cable from the stapler controller board.
Does the problem remain?
Go to step 4. The problem is
solved.
Step 4
Replace the motor. See
“Motor (stapler paddle) removal” on
page 337.
Does the problem remain?
Go to step 5. The problem is
solved.
Step 5
Reseat the stapler interface cable from the stapler controller board,
and then restart the printer.
Does the problem remain?
Go to step 6. The problem is
solved.
Step 6
Check the interface cable for damage.
Is the interface cable free of damage?
Go to step 8. Go to step 7.
Step 7
Replace the interface cable. See
“Stapler interface cable
removal” on page 347.
Does the problem remain?
Go to step 8. The problem is
solved.
7018
Diagnostics and troubleshooting
120