Lexmark X746de - Paper Jam Service Check; 290.02-Scanner ADF Pickup;Feed Jam Service Check

Diagnostic information 2-99
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245.29—Paper Jam service check
290.01, 290.02—Scanner ADF pickup/feed jam service check
Step Questions / actions Yes No
1 1. Enter Diagnostics mode (press and hold
buttons 3 and 6, turn on the MFP, and
release the buttons when the progress bar
displays.
2. Select PRINT TESTS.
3. Select Tray 5.
4. Select Single.
Did the page feed correctly?
Problem resolved. Go to step 2.
2
Is tray 5 a high-capacity input tray (2,000-
sheet feeder)?
Replace the HCIT elevator-
up sensor. See “HCIT
elevator motor with
sensor removal” on
page 4-272.
Replace the complete
tray 5 option.
Step Questions / actions Yes No
1 Is the ADF pick roller assembly installed
properly?
Go to step 2. See installation notes on
page 4-243 for proper
installation of the ADF pick
roller assembly.
2
Load paper in the ADF input tray. Touch
Copy.
Do you hear the ADF gear train motor
running?
Go to step 3. Replace the ADF motor
gear train assembly. See
“ADF motor gear train
removal” on page 4-237
3
Open the ADF cover.
Is the skew flag (A) damaged?
Replace the ADF case
assembly. See “ADF case
assembly removal” on
page 4-230.
Go to step 4.