Dell 3333dn Service Manual page 92

Step
6 Replace the ADF cable. POR the machine
into configuration mode. Go to the disable
scanner menu item. See
Scanner" on page
ADF/FB -Enabled and press Submit to
save the change. POR the MFP to operating
mode. Try running a copy from the ADF and
flatbed.
Did the 840.xx error recur?
7 Replace the ADF unit. See
removal" on page
removal" on page
into configuration mode. Go to the disable
scanner menu item. See
Scanner" on page
ADF/FB -Enabled and press Submit to
save the change. POR the MFP to operating
mode. Run a copy from the ADF.
Did the 840.xx error recur?
8 Inspect J17, J12, 13 and J30 on the
controller board.
Are the connections properly connected?
9 Properly connect all the connections.
Did the 840.xx error recur?
10 Replace the flatbed unit. See
removal" on page
into configuration mode. Go to the disable
scanner menu item. See
Scanner" on page
ADF/FB -Enabled and press Submit to
save the change. POR the MFP to operating
mode. Run a copy from the flatbed.
Did the 840.xx error recur?
11 Replace the controller board. See
"Controller board removal" on page
Did this fix the problem?
2-56
Service Manual
Questions / actions
"Disable
3-36. Touch "Enable
"Duplex ADF
4-63or "Simplex ADF
4-64. POR the machine
"Disable
3-36. Touch "Enable
"Flatbed
4-53. POR the machine
"Disable
3-36. Touch "Enable
Yes
Go to step 7.
Go to step 8.
Go to step 10.
Go to step 10.
Go to step 11
Problem solved.
4-16.
No
Stop. Problem solved.
Stop. Problem solved.
Go to step 9.
Stop Problem solved.
Stop. Problem solved.
Contact second-level
support.