Operation Manual, User's Manual
Table Of Contents
1-3
BEFORE USING THE MACHINE►BEFORE USING THE MACHINE
PART NAMES AND FUNCTION
EXTERIOR
(1) The main power switch
Use this switch to turn on the power for the machine.
When using the fax or Internet fax functions, always keep 
this switch in the “ ” position.
► TURNING ON THE POWER (page 1-9)
(2) Output tray (exit tray cabinet)
Received faxes and printed papers are delivered to this tray.
Open the output extension tray and pull out to use.
(3) Automatic document feeder
It automatically feeds and scans multiple originals. 
2-sided originals can be automatically scanned. For the 
MX-C304/C304W/MX-C304WH, both sides of 2-sided 
originals can be automatically scanned at one time.
► AUTOMATIC DOCUMENT FEEDER
 (page 1-111)
(4) Operation panel
This panel hosts the [Power] button, [Power Save] 
button/indicator, error indicator, [Home Screen] button, 
main power button, data notification indicator, and touch 
panel.
Use the touch panel to operate each of these functions.
► OPERATION PANEL (page 1-7)
(5) USB port (A type)
This is used to connect a USB device such as a USB 
memory device to the machine.
Supports USB 2.0 (Hi-Speed).
(6) Bypass tray
Use this tray to feed paper manually.
When loading paper, also open the extension tray.
►
LOADING PAPER INTO THE BYPASS TRAY (page 1-100)
(7) Tray 1
Store paper in this tray.
► T
RAY 1 (page 1-94)
(8) Tray 2 - 5 (when a 600-sheet paper feed unit or 
two/three/four 600-sheet paper feed units are 
installed)*
Store paper in this tray.
► NAMES A
ND LOCATIONS OF TRAYS (page 1-90)
► TRAY 2 - 5 (when a 600-sheet paper feed unit or 
two/three/four 600-sheet paper feed units are 
installed) (page 1-97)
(9) Anti-tip kit for stand*
This is attached to the tip-resistant legs of stand when 
installing two 600-sheet paper feed units and the High 
stand (MX-DS22 N), or four 600-sheet paper feed units 
and the Low stand (MX-DS23 N).
(10)
Front cover 
Open this cover to replace a toner cartridge.
►
REPLACEMENT OF TONER CARTRIDGE (page 1-131)
* Peripheral device.
Equipped standard or not available in some countries and regions. Not 
available on some models. Contact your dealer or 
nearest authorised service representative.
BEFORE USING THE MACHINE
(2) (6)(3) (4) (5)
(7) (8) (9) (9) (10)
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