Diagnostic information 2-83
7500-432, -632, and -832
290.00 Switch (sheet through) static jam
290.01 Sensor (sheet through) on jam
Step Check Yes No
1 Check the sensor (sheet through).
Is the feed media path free of media or media fragments?
Go to step 2. Remove any
media or media
fragments.
2 Check the sensor (sheet through) for operation.
Perform the sensor (sheet through) test.
Open the ADF left cover assembly.
Remove the ADF rear cover. Go to “ADF rear cover
removal” on page 4-173.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch Sheet through.
Does the display on the operator panel change every time the
sensing area of the above sensor is blocked?
Go to step 4. Go to step 3.
3 Check the sensor (sheet through) for connection.
Is the above sensor connected properly?
Replace the
sensor (sheet
through).
Go to “Sensor
(sheet through)
removal” on
page 4-208.
Replace the
connection.
4 Place an undamaged document in the ADF, and perform a
ADF test.
Does the error remain?
Replace the ADF
controller card
assembly.
Go to “ADF
controller card
assembly
removal” on
page 4-175.
Go to step 5.
5 Place an undamaged document in the ADF, and perform a
ADF test.
Does the error remain?
Replace the RIP
card assembly.
Go to “RIP card
assembly
removal” on
page 4-130.
Problem solved.
Step Check Yes No
1 Check the original document condition.
Is the original document free of paper clips and staples as
well as damage such as creases, tears, holes, or excessive
wear?
Go to step 2. Remove
damaged original
document, and
replace with a
new undamaged
original
document.
Perform a ADF
test. If the
problem remains,
go to step 2.