2JN1-3-13U034 Adjusting the print start timingDescriptionAdjusts the leading edge registration or center line.PurposeMake the adjustment if there is a regular error between the leading edges of the copy image and original.Make the adjustment if there is a regular error between the center lines of the copy image and original.CautionBefore performing this adjustment, perform the procedure under section “U053 Setting the adjustment of themotor speed”.Method1. Press the start key.2. Select the item to be adjusted using the cursor up/down keys.3. Press the start key.Adjustment: Leading edge registration adjustment1. Select the item to be adjusted using the cursor up/down keys.*: Setting the difference value from reference value2. Press the system menu/counter key.3. Press the start key to output a test pattern.4. Press the system menu/counter key.5. Change the setting value using the cursor left/right keys or numeric keys.Perform adjustment so that the image fits in the middle of the page.For output example 1, decrease the value. For output example 2, increase the value.Figure 1-3-16. Press the start key. The value is set.CautionCheck the copy image after the adjustment. If the image is still incorrect, perform the following adjustments inmaintenance mode.Maintenanceitem No. DescriptionDisplay DescriptionLSU OUT TOP Leading edge registration adjustmentLSU OUT LEFT Center line adjustmentDisplay Description SettingrangeInitialsettingChange invalue per stepTOP Adjustment of reference value 0 to 1180 541 0.04 mmMP TRAY Paper feed from MP tray* -70 to 70 0 0.04 mmCASSETTE Paper feed from cassette* -70 to 70 0 0.04 mmDUPLEX Duplex mode (second side)* -70 to 70 0 0.04 mmCenter line invertical directionCorrect image Outputexample 1Outputexample 2U034 U066(P.1-3-19) U071(P.1-3-23)Y111030-4 Service Manual