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PRECAUTIONS FOR USE

Cautions when using this product

WARNING

DO NOT place metallic objects or containers 

with water (flower vases, flower pots, cups, 

etc.) on or near this product. This type of 

situation presents a danger of fire or electrical 

shock should any water fall inside. ................

DO NOT damage, break or attempt to repair 

the power cable. DO NOT place heavy objects 

on the power cable, pull it, bend it 

unnecessarily or cause any other type of 

damage. These types of situations present a 

danger of fire or electrical shock.  ..................

NEVER attempt to repair or disassemble this 

product or its parts as there is a danger of 

injury or fire or electrical shock.......................

If this product becomes excessively hot, smoke 

appears, there is an odd smell, or any other 

abnormal situation arises, there is a danger of 

fire or electrical shock. Immediately turn the 

copier/printer OFF (O) at the main power switch 

and remove the copier/printer power plug from 

its outlet. Then contact your service 

representative.................................................  

If anything harmful (paper clips, water, other 

fluids, etc.) falls into this product, immediately 

turn the copier/printer OFF (O) at the main 

power switch, remove the copier/printer power 

plug from its outlet and then contact your 

service representative.  If you continue to use 

this product without taking these steps, there is 

a danger of fire or electrical shock. ................  

ALWAYS contact your service representative 

for maintenance or repair of internal parts.  ...  

CAUTION

For safety purposes, ALWAYS turn the copier/

printer OFF (O) at the main power switch and 

remove the copier/printer power plug from its 

outlet when cleaning this product. .................. 

DO NOT touch the ejection tray when the 

product is in operation as there is a danger of 

injury. ............................................................. 

If dust accumulates within this product, there is 

a danger of fire or other trouble. 

It is therefore recommended that you consult 

with your service representative in regard to 

cleaning of internal parts. This is particularly 

effective if accomplished prior to seasons of 

high humidity.

Consult with your service representative in 

regard to the cost of cleaning the internal parts 

of the product as well. ....................................  

Other precautions

DO NOT place heavy objects on this product or 

cause other damage to the product.

When lifting or moving the product, contact 

your service representative.

Do not touch electrical parts, such as 

connectors or printed circuit boards. They 

could be damaged by static electricity.

DO NOT attempt to perform any operations not 

explained in this Operation Guide.

Summary of Contents for DF-780(B)

Page 1: ...Operation Guide DF 780 B...

Page 2: ...Please read the Operation Guide before using this product After reading keep it close to the copier printer for easy reference...

Page 3: ...1 English...

Page 4: ...warnings Specific points of attention are indicated inside the symbol General warning The symbol indicates that the related section includes information on prohibited actions Specifics of the prohibi...

Page 5: ...equirements for the operating environment are as follows Temperature 0 C to 35 C 35 F to 95 F Humidity 10 to 85 Note that ambient environmental conditions such as ventilation may affect performance Th...

Page 6: ...copier printer power plug from its outlet and then contact your service representative If you continue to use this product without taking these steps there is a danger of fire or electrical shock ALW...

Page 7: ...release button Push this button when you want to separate the Document Finisher from the copier or printer 4 Top Cover Open this cover if a paper jam occurs inside of the Document Finisher 5 Staple co...

Page 8: ...tempt to grab the paper at this point Types of modes copier Sort ON This mode automatically sorts copies made from multiple originals into identical sets Sort OFF This mode automatically groups copies...

Page 9: ...printouts Troubleshooting Paper jam replenishing staples and staple jam Handling a paper jam If a paper jam happens to occur the operation will stop and an indication of the cause of the jam will appe...

Page 10: ...the printer perform the following procedure 1 Open the staple cover 2 Remove the staple cartridge holder 3 Remove the empty staple cartridge from the staple cartridge holder The staple cartridge can...

Page 11: ...ridge holder using the same procedure as in Replenishing staples Then open the cover plate A of the staple cartridge holder and remove any jammed staples 2 Close the cover A plate of the staple cartri...

Page 12: ...30 sheetsA4 A4R B5 B5R 8 1 2 11 11 8 1 2 16K 30 sets When stapling 31 to 50 sheetsA4 A4R B5 B5R 8 1 2 11 11 8 1 2 16K 20 sets Stapling capacity When using under 90 g m weight paper Folio 11 17 8 1 2...

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Page 14: ...w...

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Page 16: ...First edition 2009 7 Printed in China 305JA56030...

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