
Rear view
* SP 3300DN is shown in the above figure.
1  | network porta  | 4  | duplex unit  | 
2  | USB port  | 5  | power receptacle  | 
3  | optional tray 2 cable  | 6  | power switch  | 
  | connector  | 
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a. SP 3300DN only.
Control panel overview
1Alert: Indicates the status of your printer. See page 9.5.
2Online: Indicates the status of your printer. See page 9.5.
3Cancel: Prints a demo page or configuration page. Cancels the print job.
Makes the printer pick up the print media.
Understanding the LEDs
LED | Status | 
  | Description | |
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Alert  | Red  | On  | •  | The cover is open. Close the  | 
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  | cover.  | 
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  | •  | There is no paper in the tray.  | 
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  | Load paper in the tray.  | 
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  | •  | The printer has stopped printing  | 
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  | due to a major error.  | 
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  | •  | The toner cartridge is not  | 
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  | installed. Install the toner  | 
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  | cartridge.  | 
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  | •  | Your system has some  | 
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  | problems. If this problem occurs,  | 
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  | contact your service  | 
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  | representative.  | 
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  | •  | The toner cartridge is totally  | 
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  | exhausted. Remove the old  | 
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  | toner cartridge and install a new  | 
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  | one. See page 8.4.  | 
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  | Blinking  | •  | A minor error is occurring and  | 
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  | the printer is waiting for the error  | 
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  | to be cleared. When the problem  | 
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  | is cleared, the printer resumes  | 
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  | printing.  | 
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  | •  | The toner cartridge is low or  | 
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  | empty. Order a new toner  | 
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  | cartridge. You can temporarily  | 
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  | improve print quality by  | 
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  | redistributing the toner. See  | 
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  | page 8.3. To check the  | 
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  | remaining toner, see "Web  | 
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  | Image Monitor" or print  | 
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  | "Configuration page". See page  | 
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  | 2.2 in the Network Printer User's  | 
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  | Guide or page 8.5 in the User's  | 
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  | Guide, respectively.  | 
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  | Orange  | On  | •  | A paper jam has occurred. To  | 
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  | solve the problem, see page 9.1.  | 
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Online  | Green  | On  | •  | The printer is in power save  | 
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  | mode.  | 
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  | •  | The printer is   | 
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  | receive data from the computer.  | 
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  | Blinking  | •  | Blinks slowly indicates that the  | 
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  | printer is receiving data from the  | 
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  | computer.  | 
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  | •  | Blinks quickly indicates that the  | 
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  | printer is printing data.  | 
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1.3 <Introduction>