Minolta DI750 - MANUAL SERVICE Service Manual page 9

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3. Description of Safety Checks
CAUTION:
(1) Before performing safety check work, read all rel-
evant documentation (Service Manual, technical no-
tices, etc.) and proceed according to the prescribed
procedure, using only the prescribed tools. Do not
carry out any adjustments not described in the
documentation.
(2) If the power cord is damaged, replace it only with the
specified power cord. If the power cord insulation
has been damaged and there are exposed sections,
short- circuits and overheating may occur, leading
to a serious fire risk.
(3) Do not route the power cord so that it can be stepped
on or pinched. Otherwise overheating may occur,
leading to a serious fire risk.
(4) When disconnecting any cables, always grasp the
connector and not the cable (especially in the case
of AC and high-voltage leads).
(5) Carefully remove all toner remnants from electrical
parts, electrodes, etc.
(6) Make sure that wiring cannot come into contact with
sharp edges, burrs, or other pointed parts.
(7) Double-check to make sure that all screws, compo-
nents, wiring, connectors, etc. that were removed for
safety check maintenance have been reinstalled in
the original location. (Pay special attention to forgot-
ten connectors, pinched cables, forgotten screws,
etc.)
(8) When installation and preventive maintenance, verify
that the power cord has been securely plugged into
the AC outlet. Contact problems may lead to in-
creased resistance, overheating, and the risk of fire.
WARNING:
(1) Before disassembling or adjusting the write unit or
any parts that use a laser, make sure that the power
cord has been disconnected.
(2) Do not remove the main cover of the write unit. Direct
exposure of the eye to laser beams may lead to
blindness.
(3) Do not turn the copier on while the write unit is not
installed in its normal position.
(4) Danger of explosion if battery is incorrectly replaced,
replace only with the same or equivalent recom-
mended by the manufacturer. Discard used batter-
ies according to the manufacture's instructions.
VORSICHT:
(4) Expiosionsgefahr dei unsachegemäßem Austausch
der Battetie. Ersatz nur durch denselben oder einen
vom. Hersteller empfohlenen gleichwertigen Typ.
Entsorgung gebrauchter Batterien nach Angaben
des Herstellers.
SAFETY AND IMPORTANT WARNING ITEMS
[3] HANDLING OF MATERIALS FOR SER-
VICING
CAUTION: Drum cleaner (alcohol-based) and roller
cleaner (acetone- based) are highly flam-
mable and must be handled with care.
When using these materials for cleaning
of copier parts, observe the following
precautions.
(1) Disconnect the power cord from the AC outlet.
(2) Use only a small amount of cleaner at a time and take
care not to spill any liquid. If this happens, immedi-
ately wipe it off.
(3) Perform cleaning only in an environment where
sufficient ventilation is assured. Breathing large
quantities of organic solvents can lead to discom-
fort.
(4) Do not replace the cover or turn the unit on before
any solvent remnants on the cleaned parts have fully
evaporated.
CAUTION: Toner and developer are not harmful
substances, but care must be taken not
to breathe excessive amounts or let the
substances come into contact with eyes
etc. It may be stimulative. If the sub-
stances get in the eye, rinse it with plenty
of water immediately. When symptoms
are noticeable, consult a physician.
[4] CONCLUSION
(1) Safety of users and customer engineers depends highly
on accurate maintenance and administration. There-
fore, safety can be maintained by the appropriate by the
proper daily service work conducted by the customer
engineer.
(2) When performing service, each copier on the site must
be tested for safety. The customer engineer must verify
the safety of parts and ensure appropriate management
of the equipment.
C - 3

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