Symptom Action
Machine dials a number but fails to make a connection with
another fax machine.
The other fax machine may be turned o. Ask the
fax recipient to check their machine.
Incoming fax has blank spaces or poor quality. Go to
“Blank spaces on incoming fax service
check” on page 171.
Invalid fax partition, or fax partition too small. Go to
“Format fax storage” on page 227.
Some words on an incoming fax are stretched. Go to
“Stretched words on incoming fax service
check” on page 171.
Faxes fail to transmit. Go to
“Fax transmission service check” on
page 173.
Fax reception fails. Go to
“Fax reception service check” on
page 171.
Rattling noise coming from the ADF unit. Go to
“ADF rattling noise service check” on
page 166.
Scanner fails to scan legal size paper Go to
“Flatbed legal scan service check” on
page 167.
Black or blank page copy service check
Actions Yes No
Step 1
Print a menu page, or a page from the host.
Is the page black?
See
“Solid black
pages check” on
page 46.
Go to step 2.
Step 2
Is the copy an ADF scan?
Go to step 4. Go to step 3.
Step 3
Run a flatbed copy.
Is it blank or black?
Go to step 5. Go to step 4.
Step 4
Did the sheet feed into the ADF?
Go to step 5. Perform an ADF
paper feed test.
Step 5
Is the CCD ribbon cable properly connected to J30 on the
controller board?
Go to step 6. Properly connect the
ribbon cable to
JCIS1.
Step 6
Replace the flatbed unit. See
“Flatbed assembly removal” on
page 372.
Did this
fix
the problem?
The problem is
solved.
Go to step 7.
7016
Diagnostic information
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