OKI C7350DTN User Manual

C7350/7550 User’s Guide: Setting Up   •  21
3.Remove the LED head restrainer from behind the LED heads in 
the top cover.  
 packaging removalk.eps 
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C7350/7550 User’s Guide: Setting Up   •  22
4.Remove the black image drum and place it on a level surface.
  image drum removek.eps 
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C7350/7550 User’s Guide: Setting Up   •  23
  
5. Remove the protective sheet.  
  protective sheet remove1k.eps and protective sheet remove2k.eps 
CAUTION!  
• Never expose image drums to light for more than 5 
minutes.  
• Always hold image drum by the ends.
• Never expose image drums to direct sunlight.  
• Never touch the green surface of the drum.
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C7350/7550 User’s Guide: Setting Up   •  24
6.Put the black image drum back into the printer (1).  Push the 
tab (2) inwards and remove the blanking plate from the drum.  
7.Repeat steps 4 through 6 for each color drum.
 zmprotective sheet removal three.eps 
1
2
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C7350/7550 User’s Guide: Setting Up   •  25
Toner
Installation
  
1.Remove the black toner cartridge from the package. 
2.Shake the toner cartridge back and forth several times.
 toner shakek.eps
3.Hold the toner as shown.  Remove the tape.
 toner tape removek.eps  
WARNING!
Take extreme care when handling toner.  
• Toner can be harmful if inhaled, swallowed or if it 
gets in the eyes.
• Toner can also stain hands and clothing.
• See the Material Safety Data Sheets in your 
Warranty, Regulatory and...

C7350/7550 User’s Guide: Setting Up   •  26
4. 
Remove the plastic clip from behind the colored lever.
  toner clip removek.eps  
5.Insert the toner cartridge into the black image drum, left side 
first, engaging the drum locating peg in the hole in the toner 
cartridge.
Make sure the colors of the toner cartridge and image drum 
correspond!
  toner cartridge install 1k.eps  
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C7350/7550 User’s Guide: Setting Up   •  27
6.Gently push the toner cartridge down engaging the locking pin 
into the groove on the image drum.
  toner cartridge install 2k.eps  
7.Gently push the colored lever toward the rear of the machine 
until it stops. This releases the toner into the image drum.
  
  
toner cartridge install 3k.eps  
CAUTION!
The lever should go back easily.  If the lever resists 
moving, STOP.  Press down on the cartridge to be sure 
that it is firmly in place before proceeding....

C7350/7550 User’s Guide: Setting Up   •  28
8.Repeat the process for each color toner cartridge.
Make sure to match the color toner to the color image drum.
9.Close the top cover.
 close top coverk.eps 
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C7350/7550 User’s Guide: Setting Up   •  29
Toner
TONER LOW or CHANGE TONER
  
NOTE
After installing the new toner cartridges, the message 
TONER LOW or CHANGE TONER may appear on the 
display. If this message does not disappear after a few 
pages have printed, reinstall the appropriate toner 
cartridge.  
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C7350/7550 User’s Guide: Setting Up   •  30
Toner
TONER SAVE Mode
Use Toner Save to maximize the life of your toner cartridges.
Toner Save is turned on or off through the Print Menu.
Turn the feature on or off
1.Press ONLINE.  OFFLINE displays.
2.Press MENU repeatedly until 
PRINT MENU displays.
3.Press SELECT.
4.Press ITEM (either + or -) repeatedly until 
TONER SAVE 
displays.
5.Press VALUE (either + or -) until the desired status displays.
ON:  Toner Save is activated (turned on).
OFF:  Toner Save is...