2-2
Confidential
2.1.2 Initial Check
Prior to proceeding to the troubleshooting procedures, make the following initial checks:
Environmental conditions
Check that:
(1) The machine is placed on a flat, firm surface.
(2) The machine is used in a clean environment at or near normal room temperature (10°C to
35°C) with normal relative humidity (20 to 80%).
(3) The machine is not exposed to direct sunlight, excessive heat, moisture, or dust.
Power requirements
Check that:
(1) The power supply specified on the rating plate on the machine is used. The supply voltage
stays within the rating ±10%.
(2) Each voltage level on AC input lines and DC lines is correct.
(3) All cables and harnesses are firmly connected.
(4) The fuses are not blown.
Recording paper
Check that:
(1) A recommended type of recording paper is used. (Refer to Chapter 1, Section 1.11
"PAPER.")
(2) The recording paper is not dampened.
Ink cartridges
(1) Check that all of four ink cartridges are loaded.
Head/carriage unit
(1) Repeat the purge operation (Function code 76) several times. (Refer to Chapter 5, Section
5.1.4.27.)
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