Epson AcuLaser CX21NC User Manual

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Toner Cartridge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  278
Handling precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  278
Replacing a toner cartridge  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  278
Photoconductor Unit  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

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Completely blank pages are output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  301
The printed image is light or faint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  301
The non-printed side of the page is dirty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  302
Memory Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 302
Print...

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Ripple Patterns Appear in Your Scanned Image . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  314
Characters Are Not Recognized Well When Converted Into Editable Text (OCR)  . . .  314
Scanned Colors Differ From the Original Colors . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  315
You Have Trouble Adjusting the Scan Area in the Thumbnail Preview . . . . . . . . . . . .  315
Uninstalling Your Scanning Software  . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

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The document stops feeding during faxing  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  331
The product is receiving faxes but not sending them. . . . . . . . . . . . . . . . . . . . . . . . . .  331
Outgoing fax calls keep dialing  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  332
Faxes you send are not arriving. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  332
Incoming fax calls are not being...

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Help for Users in Europe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  358
Appendix B  Technical Specifications
Paper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  359
Available paper types. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  359
Paper that should not be used . . . . . . . . . . . . . . . . . ....

Safety Instructions16
Safety Instructions
Safety
Warnings, cautions, and notes
w
Warnings
must be followed carefully to avoid bodily injury.
c
Cautions
must be observed to avoid damage to your equipment.
Notes
contain important information and useful tips on the operation of your product.
Safety precautions
Be sure to follow the precautions carefully to ensure safe, efficient operation:
❏Because the product weighs approximately 33.1 kg (73 lb) for EPSON AcuLaser 
CX21N/CX21NF, excluding consumable...

Safety Instructions17
❏Be careful not to touch the fuser, which is marked CAUTION HIGH TEMPERATURE, 
or the surrounding areas. If the product has been in use, the fuser and the surrounding 
areas may be very hot. If you must touch one of these areas, wait 30 minutes to allow 
the heat to subside before doing so.
* CAUTION HIGH TEMPERATURE
a. fuser unit
b. cover B
c. cover C
❏Do not insert your hand deep into the fuser unit as some components are sharp and 
may cause injury.
❏Avoid touching the components...

Safety Instructions18
❏Never force the product’s components into place. Although the product is designed to 
be sturdy, rough handling can damage it.
❏When handling a toner cartridge, always place them on a clean, smooth surface.
❏Do not attempt to modify a toner cartridge or take them apart. They cannot be refilled.
❏Do not touch the toner. Keep the toner away from your eyes.
❏Do not dispose of used toner cartridge, photoconductor units, or fuser units in fire, as 
they can explode and cause injury....

Safety Instructions19
❏Use the type of power source indicated on the label. If you are not sure of the type of 
power available, consult your dealer or local power company.
❏If you are unable to insert the plug into the outlet, contact a qualified electrician.
❏When connecting this product to a computer or other device with a cable, ensure the 
correct orientation of the connectors. Each connector has only one correct orientation. 
Inserting a connector in the wrong orientation may damage both devices...

Safety Instructions20
❏Do not leave jammed paper inside of the product. This can cause the product to 
overheat.
❏Never push objects of any kind through cabinet slots as they may touch dangerous 
voltage points or short out parts that could result in a risk of fire or electric shock.
❏Never spill liquid of any kind on the product.
❏Except as specifically explained in the product’s documentation, do not attempt to 
service this product yourself.
❏Adjust only those controls that are covered by the...