Ricoh AC205 Service Manual - Page 125

TONER CARTRIDGE 4.10.4 TONER CARTRIDE DETAILS Description Light image/partially blank image (cartridge has reached end of life) Toner contamination Signs Solution • Printed image is light, dirty, or not clear. • Parts of the image 1. If the image is light, shake the toner cartridge and try to print again. If the problem persists, the cartridge has reached end of life. Replace the toner are not printed. cartridge. • A 'tick-tick' noise is periodically heard 2. Shake the toner cartridge, if some parts within the machine. of the image are not printed. If the problem persists, clean the LSU window and try to print again. If the problem still persists, the cartridge has reached end of life. 3. Measure the time between 'ticks' if this sound is heard. If the time interval between 'ticks' is about 2 seconds, the toner has almost reached end of life. Replace the toner cartridge. • Toner contamination is visible at regular intervals on the printout. • Toner contamination is visible at random intervals over the whole or parts of the printout. 4. Shake the toner cartridge, if white vertical bands appear on output prints, and try to print again. If the problem still persists, the cartridge has reached end of life. Replace the toner cartridge. 1. Contamination at regular intervals: • A) Check the distance between contamination marks. • B) Check both ends of the toner cartridge OPC drum. If both ends are contaminated with toner, the waste toner collector is full. 2. Random page contamination: • A) Ensure that the terminal contact points of the toner cartridge are clean. Clean all HV contacts if they are dirty. Replace the toner cartridge if the problem persists. • B) Ensure that the terminal contact points of the toner cartridge are not damaged. Replace the toner cartridge if there is damage to the contact terminals. Troubleshooting SM 4-39 B273