Symptom Action
Document feeds, but jams in ADF. Go to
“ADF paper jam service check” on
page 121.
Black streaks on scans Go to
“ADF streak service check” on page 187.
Blank page Go to
“Black or blank page copy service check”
on page 183.
Black page Go to
“Black or blank page copy service check”
on page 183.
No dial tone Go to
“Modem/fax card service check” on
page 189.
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
“Insucient memory service check” on
page 148.
Invalid fax partition or fax partition too small. Go to
“Format fax storage” on page 244.
Some words on an incoming fax are stretched. Go to
“Stretched words on incoming fax service
check” on page 190.
Faxes fail to transmit. Go to
“Fax transmission service check” on
page 192.
Fax reception fails. Go to
“Fax reception service check” on
page 191.
Rattling noise coming from the ADF unit. Go to
“ADF rattling noise service check” on
page 186.
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?
Go to
“Solid black
pages check” on
page 62.
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 JCIS1 on the
controller board?
Go to step 6. Properly connect the
ribbon cable to
JCIS1.
7015
Diagnostics and troubleshooting
183