
TROUBLESHOOTING
4.2.5 Light Image
• Description
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Digital Printer
The printed image is light, with no ghost.
Check and Cause | 
  | Solution  | 
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  | |
1. Develop roller is stained when the toner  | 1. Check if the Toner Save mode is off.  | |
of developer cartridge is almost con-  | 
  | 
  | 
sumed.  | 
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2. Ambient temperature is below than 10°C.  | 2.  | Replace the developer cartridge and try to  | 
  | 
  | print out.  | 
3. Bad contact caused by the toner stains  | 3.  | Wait 30 minutes after printer is powered on  | 
between the high voltage terminal in the  | 
  | before you start printing.  | 
HVPS and the one in the set.  | 
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  | 
4. Abnormal output from the HVPS.  | 4. Clean up the contaminated area by the  | |
  | 
  | toner.  | 
  | 5.  | Replace the HVPS if the problems are not  | 
  | 
  | solved by the above four directions.  | 
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  | 
4.2.6 Dark Image or a Black
• Description
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Digital Printer
The printed image is dark.
  | Check and Cause | 
  | Solution  | 
  | 
  | 
  | |
1.  | No charge voltage in the engine board.  | 1. Clean the high voltage charge terminal.  | |
  | ( Perform DCU diagnostic code 01)  | 
  | 
  | 
2.  | Charge voltage is not turned on due to  | 2.  | Check the state of the connector which  | 
  | the bad contacts between power supply  | 
  | connects the engine board and HVPS.  | 
  | in the side of the Developer and charge  | 
  | 
  | 
  | terminal of HVPS.  | 
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  | 
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  | 3.  | Replace the HVPS if not solved by the  | 
  | 
  | 
  | above direction 1 and 2.  | 
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