Adjust the following SP modes after you replace the sensor board unit:
SP4–008 (Sub Scan Mag): See "Image Adjustment: Scanning".
SP4–010 (Sub Mag Reg.): See "Image Adjustment: Scanning".
SP4–011 (Main Scan Reg): See "Image Adjustment: Scanning".
SP4–688 (DF: Density Adjustment): Use this to adjust the density level if the ID of outputs made in the DF and Platen mode is different.