Initial Check - Brother FAX-2840 Service Manual

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Initial Check

Check the following items before attempting to repair the machine.
Operating environment
(1) The machine is placed on a flat, stable surface.
(2) The machine is used in a clean environment where the temperature is between 10°C
(50°F) and 32.5°C (90.5°F) and the relative humidity is maintained between 20% and
80%.
(3) The machine is not exposed to direct sunlight, excessive heat, moisture, or dust.
(4) When you move the machine, grasp the handholds on both sides of the machine.
DO NOT carry the machine by holding it at the bottom.
(5) The machine should be installed 10 cm or more from a wall or other objects to avoid the
ventilation port of the fan being blocked.
Power supply
(1) Power described on the rating label attached on the machine is supplied. Power
fluctuation should be within ±10% of the rated voltage.
(2) The AC input power supply is within the regulated value.
(3) The cables and harnesses are connected correctly.
(4) The fuses are not blown.
Paper
(1) The recommended type of paper is being used. (Refer to the User's Guide.)
(2) The paper is not damp.
(3) Short-grained paper or acid paper is not used.
Consumable parts
(1) The drum unit (including the toner cartridge) is installed correctly.
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