Epson AcuLaser C2900N User manual

Revision B

Confidential

Epson AcuLaser C2900N

MiS00001SA

Laser Printer

Epson AcuLaser C2900N

SEPG11001

SERVICE MANUAL

Revision B

Epson AcuLaser C2900N Confidential

Cautions

Operation contents of this document may be subject to modification without notice.

SEIKO EPSON will not assume responsibility for accidental or incidental damages resulting from

technical or editorial errors or omissions in this manual, the issue of this manual, the execution of

descriptions in this manual, or the use of this manual.

This document is protected by copyright. Do not photocopy or duplicate any part of this document in

any form without written permission from SEIKO EPSON.

Revision B

Epson AcuLaser C2900N Confidential

1. About this manual

This manual is a standard service manual of SEIKO EPSON containing information required for

maintenance of this laser printer (standard specifications).

2. Marks giving caution

Maintenance operations requiring special cautions or additional information regarding descriptions in

this manual are presented as "Warning," "Caution," or "Note," depending on their nature.

If instructions are not observed, death or serious injury may result.

If instructions are not observed, injuries to workers or physical damage to assets

(including this laser printer) may result.

Essentials for procedures, steps, rules, and others.

Reference Incidental information to descriptions.

3. Related documents

-Instruction manuals (standard manuals)

Describe the operation and handling of this laser printer.

-Performance specifications

Describe in detail various specifications of this laser printer.

(In the event of a discrepancy between this manual and the performance specifications, the

performance specifications take precedence.)

-Spare parts list

Information on maintenance parts (spare parts) for this laser printer.

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Epson AcuLaser C2900N Confidential

4. 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.

4.1 Power source

Keep the power plug disconnected during the maintenance operation to prevent electric shock, burns

and other damages.

If the power supply should be kept connected to measure voltage or for other similar reasons, take

sufficient care to prevent electric shock, by following the procedures in this manual.

While the printer is on, never touch live parts if not required.

Power is supplied to the power switch / inlet even while the printer is off. Never

touch its live components.

Do not touch live parts unless otherwise specified.

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Epson AcuLaser C2900N Confidential

4.2 Driving units

When servicing gears or other driving units, be sure to turn off the power switch and unplug the power

cord. Drive them manually when required.

Do not do the print work removing the cover of the printer to confirm the operation

of driving part.

4.3 High-temperature units

When servicing high-temperature units (securing unit, etc.), be sure to turn them off to prevent burns,

injuries and other troubles. Remove the power plug and start service processes after they have cooled

down sufficiently.

Because high-temperature units are still hot after they complete an operation, wait

at least 40 minutes before starting maintenance service.

Revision B

Epson AcuLaser C2900N Confidential

4.4 Laser beams

• If your eyes are exposed to laser beams, you may lose your eyesight.

• Never open the cover if the warning label for laser beams is attached there.

• Before disassembling and reassembling this laser printer, be sure to turn it OFF.

• When servicing this laser printer while it is running, be sure to follow the

procedures specified in this manual.

• You should be well aware that the laser beams are capable of injuring you and

other people near the printer.

Laser beams have features as follows:

• Frequencies are smaller in width than other beams (sun and electric bulbs) and

phases are uniform so that high monochromatic and convergence performance

can be obtained and thin beams of light can reach places at a long distance.

• Being highly converged, the laser beams exert a heating action that may be

harmful to human body.

Reference: The laser beams of this laser printer are invisible rays.

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ROS ASSY

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Epson AcuLaser C2900N Confidential

4.5 Warning/caution labels

Warning labels and caution labels are attached to this laser printer to prevent accidents Check those

labels for peeling or stains when servicing the printer.

4.5.1 Caution label for Printer

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Epson AcuLaser C2900N Confidential

4.5.2 Caution label for ROS

4.6 Others

• When air duster is used on the repair and the maintenance work, the use of the air

duster products containing the inflammable gas is prohibited.

• Make sure an antivirus software is installed on the computer used for service

support. Be sure to have the latest virus definition file for the software.

MiS00005SA

ROS ASSY

viii

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Epson AcuLaser C2900N Confidential

5. Unpacking the Printer

Take extreme care to avoid personal injuries.

Check the printer for evidence of any damages.

Peel all tapes off the printer.

MiS00010GA

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Epson AcuLaser C2900N Confidential

6. Revision History

Revision Date of Issue Description

A May 20, 2011 First release

B July 7, 2011

Revision up

Chapter3:

RRP8.3 PWBA ESS SFP (PL8.1.5): revised the contents par-

tially.

RRP8.9 PWBA MCU (PL8.2.13): revised the contents partially.

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