Ricoh A172 Service Manual page 389

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Tech Service Bulletin No. AFICIO 5106/5206 - 001
Page 2 of 4
Glass-top Copy Mode Calibration
1. Place the C4 test chart on the glass, select 11 X 17 inch paper, select Photo Mode, and change Auto
Image Density to Manual Image Density. Enter User Tool No. 2 and set values to factory default and
press "Copy".
2. Check the copy quality.
3. If acceptable, do not proceed with ACC procedure.
4. If unacceptable, set copy sample aside and perform the ACC procedure as follows.
5. Select User Tool No. 2 - Sensitivity Adjustment (Auto Color Calibration ACC: Copy Mode).
6. Print out Test Pattern from copier.
7. Place Test Pattern on the glass and press "Scan Start".
8. Copier gamma settings will be automatically adjusted.
9. Place the C4 Test Chart (A0929503A) on the glass and press "Copy".
10. Compare the output to the original and also to the first copy sample (produced in step 1.).
11. Manually adjust the gamma settings to fine tune the copier if needed. Save settings in Permanent
Memory (Service Manual, page 5-3).
NOTE: The values stored in Permanent Memory will not be affected by subsequent ACC procedures.
Fiery XJ System Printer Gamma Adjustment Procedure
1. Attach the Fiery to the copier.
2. Run Fiery setup and select R2 under the Printer Setup / Printer Model selection.
3. Write down the factory default gamma settings. These values are not on the factory data sheet
provided with the copier.
NOTE: If the Fiery has been previously installed, remove the calibration from the Fiery. Removing any
previously stored calibration prepares the system to accept a new calibration. If installing for th e
first time, no calibration will be in the Fiery.
4. Print out the Fiery XJ Test Page by pressing the Menu Button on the XJ, then press the Print Pages
Button, then press the Test Page Button.
5. If acceptable, do not proceed with ACC procedure.
6. If unacceptable, set the printer sample aside and perform the ACC procedure as follows.
7. Select User Tool No. 2 - Sensitivity Adjustment (Auto Color Calibration ACC: Printer Mode).
8. Print out Test Pattern from the copier.
Continued...

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