Canon imageRUNNER Advance 400

List of Initial Check Items

Item	No.	Check Items
Site environment	1	The value of power voltage is +/- 10% of the specified voltage.
	2	The machine is not in a high-temperature/high-humidity place (near the water tap, water boiler, or humidifier), a cold place, a place near fire, or a dusty place.
	3	The machine is not in a place that generates ammonia gas
	4	The machine is not in a place of direct sunlight.
	5	The machine is installed in a well-ventilated place where the machine stands horizontally.
	6	The power plug of the machine is connected to the output
Checking the paper	1	The Canon-recommended paper is used.
	2	The paper is not moistened. Set paper by taking it out from a new package to output.
Checking the paper setting	1	Paper that is within the specified volume is correctly set in the Cassette and Multi-purpose Tray.
	2	When using transparency film, the transparency is set in the correct direction in the Multi-purpose Tray.
Checking the consumable parts	1	Check the list of consumable parts for periodical replacement and locations for cleaning, and replace parts that reach the estimated life.
Checking the periodical servicing items	2	Check the list of consumable parts for periodical replacement and locations for cleaning, and execute maintenance work for the parts that reach the maintenance timing.

Checking the Units/Check Items of Function System

Do not move a machine that has been stone-cold in a warehouse into a warm room on all on a sudden. (This generates condensation inside the machine, and causes various types of troubles)

Item	No.	Check Items
Reader	1	Check for scar, soiling or foreign particle in the Scanner System (CIS/ White Plate/ Copyboard Glass).
	2	Check that the CIS Unit moves smoothly. Check for soiling on the rail.
	3	Check for flicker with CIS.
	4	Check for condensation in the Scanner System.
Image Formation	1	The Drum Unit/Toner Bottle is securely installed.
	2	Check for scar or soiling on the Photosensitive Drum.
	3	Check for wear, scar, soiling or deformation on the Transfer Roller.
Fixing	1	Check for wear, scar, soiling or deformation on the Fixing Film/Pressure Roller.
	2	Check if the Fixing Main Thermistor is open circuit.
	3	Check for electrical continuity of the Thermoswitch
Pickup Feed	1	Check for foreign particle such as paper lint.
	2	Check if paper dust is accumulated on the Cassette Pickup / Feed / Separation Roller. Check for wear, scar, soiling or deformation.
	3	Check for wear, scar, soiling or deformation on the Registration Roller/Paper Path Roller.
	4	Check for wear, scar, soiling or deformation on the Feed Guide.
	5	Check for an error such as folding at the leading edge/curl/ripple/moist of the paper.
	6	Check if the symptom improves by using the Canon-recommended paper/ transparency film.
Drive	1	Check for load in the drive system.
	2	Check for wear or crack of the gear.
Cassette	1	Check that the Cassette is correctly set. Check that the paper size is correctly specified. Check that the same symptom does not occur when replacing with a normal cassette.
	2	Check that the Cassette Lifting Plate moves smoothly. Check for deformation.
	3	Check hat the Side Guide Plate/Trailing Edge Guide Plate in the Cassette is correctly set.
General items	1	Check for operation of the Sensor/Clutch/Motor/Solenoid. Check for poor contact of the connector. (Check the power supply and signal transmission path with general circuit diagram)
	2	Check for a caught wire in wiring/loosened screw.
	3	Check that the External Covers are all attached.
	4	Check that the Main Power Switch/Control Panel Power Switch is turned ON.
	5	Check that the power cables/signal cables are correctly routed to the options.
	6	Check for blowout of a fuse on the PCBs.
	7	Check that the user uses the machine correctly
Others	1	Do not move a machine that has been stone-cold in a warehouse into a warm room on all on a sudden. (This generates condensation inside the machine, and causes various types of troubles) E100 error by condensation of the BD Sensor Light image density by condensation of the Contact Image Sensor and Copyboard Glass. Failure in paper feeding by condensation of the Pickup/Feed Guide
	2	In the case of the symptom described above, be sure to dry wipe the units of the pickup/feed system Condensation tends to occur when unpacking a Toner Bottle/Drum Unit that has been kept in a cold place and brought into a warm room. To prevent condensation, be sure to make the part sufficiency accustomed to the room temperature (leave it for 1 to 2 hours) before unpacking.