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Chapter 1 Troubleshooting
Version 1 2006.02.25
1.3 Cautions for Service Operations
1) Be sure to remove the power cord except when it is specifically required.
If the printer is kept ON, never touch the conductive parts while it is not specifically
required.
The power switch and inlet are live even while the power supply is cut off. Never
touch the live parts.
2) When checking some parts with covers removed and with the interlock and safety and power
switches ON, remove the connector (P/J601) on the ROS ASSY except when it is specifically
required.
When checking some parts with covers removed and with the interlock and safety
and power switches ON, laser beams may be irradiated from the ROS ASSY. Since
it is dangerous, be sure to remove the connector (P/J151) while it is not required.
3) When checking some parts with the Front Cover removed and power ON, be sure to remove the
connector (P/J16) on the PWBA MCU while it is not required.
When checking some parts with the Front Cover removed and power ON, high
voltage may be applied by the HVPS. Be sure to remove the connector (P/J16) on
the PWBA MCU.
When connecting the connector (P/J16) on the PWBA MCU according to the
instructions of the FIP, never touch the HVPS and parts of high voltage.
4) When using Diag. tools or other tools of high voltage, be sure to keep them covered except when
otherwise specified.
When using Diag.Tool or other tools of high voltage, never touch parts of high volt-
age.
When using Diag. Tool or other tools of high voltage, be sure to follow the proce-
dure of this manual.
5) When operating the driving units using the Diag or other tools, be sure to keep them covered
unless otherwise specified.
When operating the driving units using the Diag or other tools, never touch the
driving units. When operating the driving units using Diag or other tools, be sure to
follow the procedures in this manual.
6) When touching hot parts, be careful not to get burnt.
7) Workers should wear a wrist band or the like to remove static electricity from their body, grounding
their body while working.
Summary of Contents for Colour Laser Printer 3110cn
Page 1: ...Dell 3110cn Service Manual 17 Jan 2008 ...
Page 9: ...vii Version 3 2007 03 15 4 5 2 Caution label for toner cartridges Kmy00005B ...
Page 10: ...viii Version 1 2006 02 06 Kmy00006A ...
Page 11: ...ix Version 3 2007 03 15 4 5 3 Caution label for MPF Kmy00008A ...
Page 12: ...x Version 3 2007 03 15 4 5 4 Caution label for print head Kmy00009B ...
Page 13: ...xi Version 3 2007 03 15 4 5 5 Caution label for transfer belt Kmy00007A ...
Page 14: ...xii Version 3 2007 03 15 4 5 6 Caution label for duplex Kmy00011GA ...
Page 21: ...Chapter 1 Troubleshooting Chapter 1 Troubleshooting CONTENTS Version 4 2008 01 17 Blank Page ...
Page 227: ...2 13 Chapter 2 Operation of Diag Version 1 2006 02 03 Kmy02042KA Duplex Jam Sensor DI 1 ...
Page 283: ...3 9 Chapter 3 Removal and Replacement Procedures RRPs Version 1 2006 02 01 Blank Page ...
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Page 440: ...4 10 Chapter 4 Plug Jack P J Connector Locations Version 1 2006 01 18 Blank page ...
Page 442: ...Chapter 5 Parts List Chapter 5 Parts List CONTENTS Version 1 2006 02 06 Blank Page ...
Page 449: ...5 7 Chapter 5 Parts List Version 1 2006 02 06 Blank Page ...
Page 490: ...5 48 Chapter 5 Parts List Version 1 2006 02 06 Blank Page ...
Page 501: ...6 9 Chapter 6 Principles of Operation Version 1 2006 02 04 Kmy06007KA ...
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Page 507: ...6 15 Chapter 6 Principles of Operation Version 1 2006 02 04 2 2 Layout of Paper Path ...
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Page 553: ...6 61 Chapter 6 Principles of Operation Version 1 2006 02 04 TONER CARTRIDGE Kmy06022KA ...
Page 555: ...6 63 Chapter 6 Principles of Operation Version 1 2006 02 04 PAPER HANDLING Kmy06020KA ...
Page 557: ...6 65 Chapter 6 Principles of Operation Version 1 2006 02 04 Kmy06027KA ...
Page 559: ...6 67 Chapter 6 Principles of Operation Version 1 2006 02 04 550 OPTION FEEDER Kmy06024KA ...