This manual is a standard service manual of Dell Inc. containing information required for 1) Select the [Dell MFP Laser cn scanner]. Check the [Dell MFP Laser cn scanner] icon in the [Scanners and Cameras] of the [Printers and Other Hardware] of the [Control Panel]. Check the following. cn Color Laser Printer All in One Printer pdf manual download. Connect a USB cable from the Dell MFP Laser cn to your computer. NOTE: When the.

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Version record Version record Version record Version record Refer to the portion indicated by change bar in each section.

Also refer to the reasons in table below. Operation contents of this document may be subject to modification without notice. About this manual This manual is a standard service manual of Dell Inc. Marks giving caution Maintenance operations requiring special cautions or additional information regarding descriptions in this manual are presented as “Warning,” Safety To prevent possible accidents during maintenance operation, you should observe strictly the “Warning” and “Caution” information in this manual.

Avoid dangerous operations and operations out of the scope of this manual. Various processes not covered by this manual may be required in actual operations, and should be performed carefully, always giving attention to safety. Drive them manually when required. Never touch the gears or other driving units while the printer is running. Replace the battery only with the same or equivalent type recommended by the manufacturer.

Unpacking the Printer The printer must be carried horizontally with two or more persons. Take extreme care to avoid personal injuries. Check visually the printer for evidence of any damages. Peel all tapes off the printer. GnbKB Version 2 Chapter 1 Troubleshooting Troubleshooting Procedures Chapter 1 Troubleshooting FIP P3 Solid black FIP P6 Vertical stripes FIP P7 Horizontal stripes FIP P8 Partial lack FIP Chapter 1 Troubleshooting The troubleshooting procedures in this manual assume implementation of diagnostics.

However, since this manual is organized so that troubleshooting can be performed without diagnostics, read and understand fully the procedures you may need before starting. Chapter 1 Troubleshooting 7 The laser printer is not installed under direct sunbeams.

Chapter 1 Troubleshooting 5 Other electrical manul plugged into the outlet is working. Paper Characteristics The following paper characteristics affect print quality and reliability. Dell recommends that you follow these guidelines when evaluating new paper stock. Chapter 1 Troubleshooting Moisture Content The amount of moisture in the paper affects both print quality and the ability of the printer to feed the paper properly.

Leave the paper in its original packaging until you are ready to use it. This limits the exposure of the paper to moisture changes that can degrade its performance. Chapter 1 Troubleshooting 6. Make sure the Paper Type and Paper Size settings are correct.



Make sure the paper is properly loaded in the tray. Flex paper back and forth, and then fan them. Straighten the edges of the stack on a level surface. Chapter 1 Troubleshooting 1. Described in this section is a guideline for selecting originals suitable for ADF. Chapter 1 Troubleshooting 2.

Installing Fax Machine Plugging in the telephone cable is not enough to render a fax machine ready for use. Various settings are required depending on the subscriber’s environment including line type, phone system home use or corporate useand telephone service contract with the telephone company.

Since the initialization also resets all other settings, remember to write down the settings before performing this procedure. However, the four-conductor cables commonly available are backward compatible with RJ and can be used with no problem.

Chapter 1 Troubleshooting Make fax-related settings. Send a fax to another fax terminal. After check that the receiving line is not busy, send fax again. Check if the outside line prefix is added. Chapter 1 Troubleshooting Manually dial any local phone number e. Manually dial using pulse 20PPM Connection established?

Set to pulse 10PPM. Chapter 1 Troubleshooting Receive a fax from another fax terminal. Connect additional devices such NOTE: Go to the relevant FIP. Has the fax machine been relocated? Chapter 1 Troubleshooting Has there been any change of line contract regarding the line type pulse to tone, tone to pulse, etc. Correct the line type setting. Is a dial tone present at off hook?

Does the manual dialing function properly? Chapter 1 Troubleshooting Is the cable type correct? Is a sufficient line voltage obtained via Diag?

Dell 3115cn Service Manual

Chapter 1 Troubleshooting Does the error only occur when sending? Is the sending on specified time? Is a ring tone present? Is the setting correct for the line Chapter 1 Troubleshooting Is the [secure receive ]of the [secure settings] on?

Dell 3115cn Color Laser Printer User Manual

Print the stored data and select off the secure receive Does the error occur? Nfp a calling tone present? Is a modem sound present at transmission? Checking the original Reset the [Color 3115cb. Is the customer using a color document? Checking the customer operation Delk the customer select the color fax mode? Chapter 1 Troubleshooting 3. Fault Isolation Procedure for Fax Because a fax machine is composed of multiple blocks, pinpointing a fault is problematic. This section describes a quick fault isolation procedure.

If satisfactory prints are obtained via the copy function, it is not likely that the fax itself is faulty. The information thus available can be used for troubleshooting and are required when contacting the call center.


Chapter 1 Troubleshooting – System Setting Allows you to check the setting values, software version, etc. Especially, the firmware version is required for troubleshooting with the call center.

FM version Can confirm if connected with network. Degraded telephone line connection caused by noise, etc.

The answering mode is set to “TEL Mode”. Change mpf answering mode to any mode other than “TEL Mode”. Chapter 1 Troubleshooting 3 No response signal sent Cause: Reset receive mode to correct settings. If a call is made to the fax from a telephone, and the fax does not emit its ringing sound, a telephone line fault is highly probable.

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The communication protocol for the G3 fax specifications is stipulated by an international specification known as ITU-T Recommendation T.

Majual 1 Troubleshooting Each phase is detailed below: Phase A – Call Establishment In order for a fax call to be established, both ends of the line must recognize that the other end is a non-voice fax terminal.

Since G3 fax communication is intended for a transmission over the con- ventional voice network, a fax communication must be initiated via audible tones. When the received image data contains permissible errors, the receiving side responds with RTP. Protocol Monitor covers the following sequence of a fax session: Chapter 1 Troubleshooting Descriptions of Signals Signal Name Description A signal sent out by the sending side to notify that the incoming call Calling Tone is a fax transmission.

Upon detecting this signal, the receiving side starts the fax reception procedure. A signal sent out by the receiving side as a response to an incoming Called Station Identification call to notify that the receiving side is an available non-voice fax. Chapter 1 Troubleshooting Signal Name Description A signal indicating that the image data is being transmitted.

A signal sent out by the sending side to notify that the entire docu- End of Procedure ment has been transmitted. Chapter 1 Troubleshooting Signal Name Description A signal sent out by the sending side in ECM mode to notify that the End of Retransmission retransmission request PPR for the same block has been received for the predetermined number of times typically four times and that the sending side will discontinue the retransmission of the relevant block.

Listed below are examples of symbols and their semantics. They may vary depending on the model.