Stacker Bin Lower Limit Failure - Lexmark X850e Service Manual

Step Check
8 Check the stacker bin lift motor assembly.
Perform the stacker bin lift motor test.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Finisher tests.
4. Touch Stacker lift mtr.
5. Touch Forward or Reverse.
Does the stacker bin lift motor assembly operate
properly?
9 Check the stacker bin lift motor assembly connection.
Is the connection of the stacker bin lift motor assembly
connected to the finisher controller card assembly
securely?
10 Perform a print test.
Does the error still occur?

981.02 Stacker bin lower limit failure

Step Check
1 Check the media stacker bin actuator for proper
operation.
Is the media stacker bin actuator installed properly?
Does it enter the sensing area of the sensor (stacker
bin upper limit)?
2 Check the sensor (stacker bin no media) for proper
operation.
Perform the sensor (stacker bin no media) test.
1. Enter the Diagnostics Menu.
2. Touch FINISHER TESTS.
3. Touch Sensor Test.
4. Touch Bin Level.
5. Touch Stacker bin no media.
Does the operator panel display change every time the
sensing area of the sensor (stacker bin no media) is
blocked?
3 Is the sensor (stacker bin no media) connected
properly?
Yes No
Go to step 10. Go to step 9.
Replace the Replace the
stacker bin lift connection.
motor assembly.
Go to "Stacker
bin lift motor
assembly
removal" on
page 4-115.
Replace the Problem solved.
printer engine
card assembly.
Refer to the
Printer Service
Manual.
Yes No
Go to step 2. Repair the media
stacker bin
actuator.
Go to step 4. Go to step 3.
Replace the Replace the
sensor (stacker connection.
bin no media).
Diagnostic information
7500-XXX
2-121