Removing the Pickup Unit ------------------------------------------------------4-86Preparation ----------------------------------------------------------------------------------4-86Procedure------------------------------------------------------------------------------------4-86Removing the Pickup Roller----------------------------------------------------4-90Preparation ----------------------------------------------------------------------------------4-90Removing the Pickup Solenoid ------------------------------------------------4-91Preparation ----------------------------------------------------------------------------------4-91Procedure------------------------------------------------------------------------------------4-91Removing the Separation Pad-------------------------------------------------4-93Preparation ----------------------------------------------------------------------------------4-935 AdjustmentElectrical Adjustment ---------------------------------------------------------5-2Electric part-related adjustment ------------------------------------------------ 5-2When Replacing the Main Controller PCB ------------------------------------------- 5-2After Replacing the Main Controller PCB --------------------------------------------- 5-26 Trouble ShootingTest Print ------------------------------------------------------------------------6-2Test Print Function ----------------------------------------------------------------- 6-2Trouble Shooting Items ------------------------------------------------------6-3Image Faults ------------------------------------------------------------------------ 6-3Smudged/Streaked ------------------------------------------------------------------------- 6-3Repetitive image defects ruler ----------------------------------------------------------- 6-4Mechanical Adjustment ------------------------------------------------------6-4Confirming Nip Width ------------------------------------------------------------- 6-4Version Upgrade --------------------------------------------------------------6-5Overview ----------------------------------------------------------------------------- 6-5Preparation -------------------------------------------------------------------------- 6-5System Requirements --------------------------------------------------------------------- 6-5Preparation ----------------------------------------------------------------------------------- 6-5Downloading System Software ------------------------------------------------- 6-6Log Collector -------------------------------------------------------------------6-8Overview ----------------------------------------------------------------------------- 6-8Scope of Application ----------------------------------------------------------------------- 6-8Operation Procedure----------------------------------------------------------------------- 6-8Troubleshooting ----------------------------------------------------------------------------- 6-97 Error CodesOverview ------------------------------------------------------------------------7-2Error Codes---------------------------------------------------------------------7-3FAX Error Code----------------------------------------------------------------7-4Error Code Overview-------------------------------------------------------------- 7-4Overview -------------------------------------------------------------------------------------- 7-4User Error Code -------------------------------------------------------------------- 7-4Error Code ------------------------------------------------------------------------------------ 7-4Service Error Code ---------------------------------------------------------------- 7-4Error Code ------------------------------------------------------------------------------------ 7-48 Service ModeOverview ------------------------------------------------------------------------8-2Entering Service Mode. ---------------------------------------------------------- 8-2Exiting Service Mode ------------------------------------------------------------- 8-2Service Mode Menu --------------------------------------------------------------- 8-2Screen flow of Service mode ------------------------------------------------------------ 8-2COPIER -------------------------------------------------------------------------8-3DISPLAY ----------------------------------------------------------------------------- 8-3VERSION ------------------------------------------------------------------------------------- 8-3CCD -------------------------------------------------------------------------------------------- 8-3I/O-------------------------------------------------------------------------------------- 8-3R-CON----------------------------------------------------------------------------------------- 8-3ADJUST ------------------------------------------------------------------------------ 8-3CCD -------------------------------------------------------------------------------------------- 8-3FUNCTION -------------------------------------------------------------------------- 8-4CLEAR ---------------------------------------------------------------------------------------- 8-4MISC-R ---------------------------------------------------------------------------------------- 8-4MISC-P ---------------------------------------------------------------------------------------- 8-4SYSTEM -------------------------------------------------------------------------------------- 8-4PARAM ---------------------------------------------------------------------------------------- 8-4SPLMAN -------------------------------------------------------------------------------------- 8-5OPTION ------------------------------------------------------------------------------ 8-5BODY ------------------------------------------------------------------------------------------ 8-5COUNTER --------------------------------------------------------------------------- 8-6TOTAL ----------------------------------------------------------------------------------------- 8-6