Ricoh Aficio 480W Dolphin-C2 Service Manual page 18

5. To adjust leading edge registration for the printer ............................3-69
6. To adjust side-to-side registration for the printer ..............................3-69
7. To adjust cut length ..........................................................................3-70
8. To adjust printer/scanner magnification ............................................3-70
9. To adjust printer/scanner leading edge registration..........................3-70
10. To adjust printer/scanner side-to-side registration..........................3-71
11. Printer/scanner trailing edge registration (synchro-cut) ..................3-71
12. To reset the scanner mask .............................................................3-71
13. To reset the print erase margin.......................................................3-71
4. TROUBLESHOOTING ................................................................ 4-1
4.1 SERVICE CALL CONDITIONS .................................................................4-1
4.1.1 SUMMARY .......................................................................................4-1
4.1.2 SC CODE DESCRIPTIONS .............................................................4-2
4.2 JAM CODE TABLE..................................................................................4-19
Printer Unit..........................................................................................4-19
Scanner Unit .......................................................................................4-19
4.3 COVER OPEN.........................................................................................4-20
4.4 IMAGE PROBLEM TROUBLESHOOTING..............................................4-21
4.4.1 FLOW CHART ................................................................................4-21
4.4.2 SCANNING.....................................................................................4-22
1. No image (blank copy/print, or no image with only
vertical black lines on the output) ....................................................4-22
2. No image (solid black copy/print, or no image with only
vertical white lines on the output) ....................................................4-22
3. Light image .......................................................................................4-22
4. Vertical black lines............................................................................4-22
5. Vertical white lines............................................................................4-22
6. Black or white bands with no image-width 1/8 A0 (E) size................4-23
7. White lines every 1mm pitch in halftone areas .................................4-23
8. Bands/lines every 8mm pitch in halftone areas ................................4-23
4.4.3 PRINTING ......................................................................................4-24
1. No Image (blank copy/print)..............................................................4-24
2. Band with no image-width 1/3 of image ............................................4-24
3. Bands with no image-width 1/8 A0 (E) size ......................................4-24
4. Vertical white and black line at 150 mm from center. .......................4-24
5. Horizontal line broken at 150 mm from center. .................................4-25
5. SERVICE TABLES...................................................................... 5-1
5.1 SPECIAL PROCEDURES WITH SD CARDS......................................5-1
5.1.1 GENERAL PRECAUTIONS FOR USING SD CARDS .....................5-1
5.1.2 UPDATING THE FIRMWARE ..........................................................5-2
5.1.3 NVRAM UPLOAD AND DOWNLOAD ..............................................5-3
Uploading NVRAM Data to an SD Card................................................5-3
Downloading NVRAM Data from an SD Card.......................................5-4
5.1.4 APPLICATION MERGE AND UNDO................................................5-5
Overview...............................................................................................5-5
Application Merge .................................................................................5-6
Merge Undo ..........................................................................................5-7
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