Ricoh SP 1200S Service Manual Page 363

  • Download
  • Add to my manuals
  • Print
  • Page
    / 420
  • Table of contents
  • TROUBLESHOOTING
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 362
Image Defect Troubleshooting (Defect of the Print)
SM 6-61 M085/M086
Trouble –
shooting
User Check
1. Damp (wet) paper might be used. Try to change to freshly unpacked paper.
2. Toner may be empty. Replace the toner cartridge with a new one.
3. If the problem is not solved after printing a few pages, the drum unit may have glue from
label stuck on the exposure drum surface. Wipe it off gently with a cotton swab (
p.6-59
"15 White spots").
4. The drum unit may be damaged. Replace the drum unit with a new one.
Possible cause and Remedy
1. Toner attached on the develop roller
Are the black spots at 40.6 mm (develop roller circumference) intervals?
Yes: This problem will disappear by printing approximate 10 pages. If the same
problem occurs, replace the toner cartridge.
2. Scratch and Dirt on the exposure drum
Are the black spots at 75.0 mm (exposure drum circumference) intervals?
Yes: Replace the drum unit.
3. Drum unit connection failure
Are the electrodes on the drum unit and machine body dirty?
Yes: Clean both electrodes (
p.6-21 "Electrodes location on the drum unit" and
p.6-21 "Electrodes location on the machine").
4. Scratch and Dirt on the heat roller
Are the black spots at 78.5 mm (heat roller circumference) intervals?
Yes: Replace the fuser unit.
5. HVPS PCB failure
Is the problem solved after replacing the HVPS PCB ASSY?
Yes: Replace the HVPS PCB ASSY.
6. Main PCB failure
Is the problem solved after replacing the main PCB ASSY?
Yes: Replace the main PCB ASSY.
Page view 362
1 2 ... 358 359 360 361 362 363 364 365 366 367 368 ... 419 420

Comments to this Manuals

No comments