Sharp MX-M904 Manual de instalación - Página 2

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Sharp MX-M904 Manual de instalación
MX-M1204
[2] MX-M904/M1054/M1204 (MAIN UNIT)
1.

NOTE FOR SERVICING

This Service Manual uses some symbols to assure safe operation.
Please understand the meanings of photographs before servicing.
WARNING: If this WARNING should be ignored, a serious
danger to life or a serious injury could result.
CAUTION: If this CAUTION should be ignored, an injury or
damage to property could result.
A. Precautions for servicing
1)
When servicing, disconnect the power plug, the printer cable,
the network cable, and the telephone line from the machine,
except when performing the communication test, etc.
It may cause an injury or an electric shock.
2)
There is a high temperature area inside the machine. Use
extreme care when servicing.
It may cause a burn.
3)
There is a high voltage section inside the machine which may
cause an electric shock. Be careful when servicing.
4)
Do not disassemble the laser unit. Do not insert a reflective
material such as a screwdriver in the laser beam path.
It may damage the eyes by reflection of laser beams.
5)
When servicing the machine while it is operating, be careful
when working around chains, belts, gears and drive sections.
6)
Do not leave the machine with the cabinet disassembled.
Do not allow any person other than a serviceman access to the
inside of the machine. It may cause an electric shock, a burn,
or an injury.
7)
When servicing, do not breathe toner or developer or get toner
or developer in the eyes. If toner or developer contact the eyes,
wash eyes immediately and contact a doctor if necessary.
8)
The interior of the machine has sharp edges. Be careful when
servicing the machine, to avoid contact with these edges.
9)
Do not throw toner or a toner cartridge in a fire. Toner is com-
bustible and may explode and burn you.
10) When replacing the lithium battery on the PWB, only use the
specified battery.
If a battery of different specification is used, it may not be com-
patible and cause breakdown or malfunction of the machine.
11) When carrying a PWB, be sure to transport the PWB in an
anti-static bag.Failure to do so may cause malfunction or fail-
ure of the PWB.
B. Warning for servicing
1)
Be sure to only connect the power cord to an outlet that meets
the specified voltage and current requirements. Avoid complex
wiring which may lead to a fire or an electric shock.
It may cause a fire or an electric shock.
2)
If there is any abnormality such as a smoke or an abnormal
smell, interrupt the job and disconnect the power cord.
It may cause a fire or an electric shock.
3)
Be sure to connect the grounding wire. If an electric leakage
occurs without grounding, a fire or an electric shock may
result.
To protect the machine and the power unit from lightening,
proper grounding must be made.
4)
When connecting the grounding wire, never connect it to the
following points.
It may cause an explosion, a fire or an electric shock.
• Gas tube
• Lightning conductor
• A water pipe or a water faucet.
• Grounding wire for telephone line
MX-M1204 MX-M904/M1054/M1204 (MAIN UNIT) 2 – 1
5)
Do not damage, break, or stress the power cord.
Do not put heavy objects on the power cable. Do not forcibly
bend or pull the power cable.
It may cause a fire or an electric shock.
6)
Keep the power cable away from a heat source.
Do not insert the power plug with dust on it into a power outlet.
It may cause a fire or an electric shock.
7)
Do not put any foreign liquid or metal piece (that may fall into
or spill) inside of the machine.
It may cause a fire or an electric shock.
8)
Do not touch the power plug, insert a telephone line jack or
network jack, operate the machine, or service the machine
with wet or oily hands.
It may cause an electric shock.
C. Note for installing site
Do not install the machine at the following sites.
1)
Places of high temperature, high humidity, low tempera-
ture, low humidity, places of extreme change in tempera-
ture and humidity.
Paper may get damp and form moisture inside the machine,
causing paper jam or poor copy quality.
For operating and storing conditions, refer to the specifications
described later.
2)
Place of high vibrations
It may cause a breakdown.