Scan / Fax / Copy Symptom Table - Olivetti d-Color MF920 Service Manual

Symptom
Unexpected page breaks occur

Scan / fax / copy symptom table

Symptom
840.xx scanner error
ADF won't duplex (Duplex ADF only)
ADF skew
Multiple pages feed into ADF
Documents wont feed into ADF
Scanner makes buzzing noise on startup or
during a scan.
Document feeds, but jams in ADF.
Black streaks on scans
Blank page
Black page
No dial tone
Machine dials a number but fails to make a
connection with another fax machine.
Incoming fax has blank spaces or poor
quality.
Invalid fax partition, or fax partition too
small.
Some words on an incoming fax are
stretched.
Faxes fail to transmit.
Fax reception fails.
Rattling noise coming from the ADF unit
2-4
Service Manual
Action
• Increase the Print Timeout value on the operator panel
(Settings–>General Settings–>Timeouts–>Print Timeout.)
Action
Go to "840.xx service check" on page
Go to "ADF Duplex service check" on page
Go to "ADF feed errors service check" on page
Go to "Flatbed home position service check" on page
Go to "ADF paper jam service check" on page
Go to "ADF streak service check" on page
Go to "Black or blank page copy service check" on
page 2-65.
Go to "Modem / fax card service check" on page
The other fax machine may be turned off. Ask the fax recipient to
check their machine.
1. The sending fax machine may be faulty.
2. The sending fax machine may have a dirty document glass.
3. A noisy phone line can cause errors.
4. Check the MFP print quality by making a copy.
5. The print cartridge may be empty. Replace as necessary.
See "Format Fax Storage" on page
The sending fax machine had a temporary jam.
Go to "Fax transmission service check" on page
Go to "Fax reception service check" on page
Inspect the ADF separator roll and ADF separator pad for proper
installation. If needed, remove the separator pad and separator
roll and reinstall them. See
and "ADF separator roll assembly" on page
instructions.
2-63.
2-70.
2-69.
2-68.
2-67.
3-34.
2-74.
"ADF separator pad" on page 4-87
4-88. for removal
2-66.
2-71.
2-72.
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