Phaser 3300MFP Service Manual
4-13
General Troubleshooting
Fax & Phone Problems
No Dial Tone
While Manual Dial button is pressed, there is no dial tone.
Defective MF DIAL
The MF DIAL is not functioning.
Note
Product supports the MF DIAL type only.
Check and Cause
Solution
1. Check if the telephone line cord is
connected to TEL LINE correctly.
1. If the telephone cord is normal but
there is no dial tone, then try to replace
the LIU B'd.
2. Check if the Manual Dial button makes
CLICK sound when pressed.
2. If you cannot hear the Manual Dial
CLICK sound, the Control Panel
Assembly may be defective. Try replacing
the Control Panel Assembly.
3. Check the connection of HARNESS
between the LIU and the Control Board.
3. Check the Speaker connection, and try
to replace it.
4. Check if the SPEAKER is connected
correctly.
4. Lastly, try to replace the Control Board.
Check and Cause
Solution
1. Check if the telephone line is
connected correctly.
2. While the Manual Dial button is
pressed, listen for a CLICK sound.
1. If you cannot hear the Manual Dial
CLICK sound, the Control Panel
Assembly may be defective. Try replacing
the Control Panel Assembly.
3. Check the connection of HARNESS
between the LIU and the Control Board.
2. If you can hear a CLICK sound, after
checking the connection of HARNESS
between the LIU and the Control Board,
replace the HARNESS.
3. If the problem persists, replace first
the LIU, then the Control Board.
Summary of Contents for 3300MFP - Phaser B/W Laser
Page 1: ...Phaser 3300MFP Multi Function Printer Phaser 3300MFP Service Manual ...
Page 2: ......
Page 16: ...xiv Phaser 3300MFP Service Manual ...
Page 92: ...3 12 Phaser 3300MFP Service Manual Error Messages and Codes ...
Page 118: ...4 26 Phaser 3300MFP Service Manual General Troubleshooting ...
Page 136: ...5 18 Phaser 3300MFP Service Manual Print Quality Troubleshooting ...
Page 140: ...6 4 Phaser 3300MFP Service Manual Adjustments and Calibrations ...
Page 272: ...9 38 Phaser 3300MFP Service Manual Parts List ...
Page 288: ...10 16 Phaser 3300MFP Service Manual Wiring Diagrams ...
Page 289: ...A Appendix Appendix Contents Phaser 3300MFP Menu Map Acronyms and Abbreviations ...
Page 295: ......