09/2007
6-49
Phaser 8860/8860MFP Service Manual
Fax Answers Then Fails, Printhead Troubleshoot-
Diagnostics
Initial Issue
Fax Answers Then Fails
The system answer the incoming call, but the transmission fails.
Initial Actions
•
Check that Fax is enabled and configured properly for the local phone line.
•
Check that the phone line supports Fax protocols.
•
Check Fax cord condition and connections between the system and Fax line.
•
Disable Secure Receive and Junk Fax Prevention during testing.
Primary Causes
This is usually a line quality problem. An improperly filtered DSL line could also cause trans-
mission errors.
Troubleshooting Procedure
Printhead Troubleshooting Checklist
This checklist provides the procedure for troubleshooting Printhead problems. Complete this
checklist as part of the Printhead replacement process.
Phaser 8860/8860MFP Printhead Troubleshooting Checklist
Figure 1 Printhead Checklist Page 1
Table 1 Fax Does Not Answer Troubleshooting Procedure
Step Questions or Actions
Yes
No
1
Print a Protocol Report.
Is there a communication failure indicated
after a CSI/DIS, DCS/TCF, or after (V.34-
PH2 or PH3)?
Go to Step 2.
Change the configu-
ration to the correct
line type.
2
Reduce the Starting Speed to G3 (14.4
kbps) and retest.The system uses Super
G3 (33.6 kbps) by default. Some phone
lines and older Fax machines do not sup-
port this speed.
Does the transmission complete?
Complete.
Reduce the trans-
mission speed until
the connection is
reliable.
3
Test the Fax from a local machine.
Send a test Fax from a local machine.
Does the system answer?
Check the line.
Replace the Elec-
tronics Module (
REP
5.0.5
).
Summary of Contents for Phaser 8860
Page 1: ...705P01205 September 2007 Phaser 8860 8860MFP Service Documentation...
Page 4: ...09 2007 iv Phaser 8860 8860MFP Service Manual Initial Issue Introduction...
Page 28: ...09 2007 1 2 Phaser 8860 8860MFP Service Manual Initial Issue Service Call Procedures...
Page 34: ...09 2007 2 2 Phaser 8860 8860MFP Service Manual Initial Issue Error Messages and Codes...
Page 94: ...09 2007 3 2 Phaser 8860 8860MFP Service Manual Initial Issue Image Quality...
Page 126: ...09 2007 4 2 Phaser 8860 8860MFP Service Manual Initial Issue Repairs and Adjustments...
Page 208: ...09 2007 5 2 Phaser 8860 8860MFP Service Manual Initial Issue Parts List...
Page 222: ...09 2007 6 2 Phaser 8860 8860MFP Service Manual Initial Issue Diagnostics...
Page 274: ...09 2007 7 2 Phaser 8860 8860MFP Service Manual Initial Issue Wiring Data...
Page 294: ...09 2007 8 2 Phaser 8860 8860MFP Service Manual Initial Issue Theory of Operation...