6-4 Phaser 6250 Color Laser Printer Service ManualResetting NVRAMResetting NVRAM returns all the Image Processor Board NVRAM-storedparameters to their factory default values. The print counts and the Adobe firmwareserial number are not affected by this reset. You can reset the PostScript NVRAMusing the Customer Menu or the Service Diagnostics Menu.PostScript NVRAM ResetsRestore Factory Settings (Registration)1. You can reset settings for color registration to the factory-default values.2. From the Main Menu, highlight Troubleshooting and press OK.3. Highlight Print Quality Problems and press OK.4. Highlight Color Registration and press OK to display Color Registration Menu.5. Highlight Restore Factory Settings and press OK to reset the color settings tofactory defaults.Restore Factory Settings (Color)1. You can reset settings for density and color balance to the factory-default values.2. From the Main Menu, highlight Troubleshooting and press OK.3. Highlight Print Quality Problems and press OK.4. Highlight Calibrate Colors and press OK.5. Highlight Restore Factory Settings and press OK to reset the color settings tofactory defaults6. .Highlight Restore Factory Settings NOW and press OK to reset the color settingsto factory defaults.Restore Previous Settings (Color)You can return the color settings to the ones that existed before you saved the lastcolor balance adjustments.1. From the Main Menu, highlight Troubleshooting and press OK.2. Highlight Print Quality Problems and press OK.3. Highlight Calibrate Colors and press OK.4. Highlight Restore Previous Settings and press OK to restore the previous colorsettings.5. Highlight Restore Previous Settings NOW and press the OK to reset the colorsettings to the previously set values.