Maintenance126 Phaser 6600 Color PrinterUser GuideAdjustments and Maintenance ProceduresThis section includes:• Color Registration .............................................................................................................. 126• Checking the Firmware Version.......................................................................................... 128• Adjusting Paper Type ......................................................................................................... 128• Adjusting the Transfer Belt Unit .......................................................................................... 129• Adjusting the Transfer Roller .............................................................................................. 129• Adjusting the Fuser ............................................................................................................ 130• Resetting Defaults .............................................................................................................. 130• Initializing the Print Meter ................................................................................................... 131• Resetting the Transfer Unit................................................................................................. 131• Clearing Job History ........................................................................................................... 132• Adjusting the Altitude.......................................................................................................... 132Color RegistrationThe printer automatically adjusts the color registration when automatic adjustment is turned on. Youcan also adjust color registration manually any time the printer is idle. You must adjust the colorregistration any time the printer is moved. If you are having printing problems, adjust the colorregistration.Setting Automatic Color Registration1. At the printer control panel, press the Menu button.Note: To navigate through the menu, use the Up or Down arrow buttons.2. Navigate to Admin Settings, then press OK.3. Navigate to Service Tools, then press OK.4. Select Auto Regi Adjust, then press OK.5. Select On, then press OK.Performing an Automatic Color Registration AdjustmentAutomatic color registration adjustment occurs every time a new toner cartridge is installed. You canrun this adjustment at other times as needed.To perform an automatic color registration adjustment: