The following is the normal self-diagnostic mode menu:Option Self Diagnostic MenuItemAdjustment1 Switch scan test(See section 2.8.1)SWITCH SCAN Performs input sensor and switchchecking.2 Motor and clutch test(See section 2.8.2)MOTOR&CLTCH TEST Tests motor and clutchoperation.3 Test printing(See section 2.8.3)TEST PRINT Prints a test pattern stored in the PU.4 Color registrationadjustment test(See section 2.8.4)REG ADJUST TEST Judges the color registrationadjustment mechanism as pass or fail.5 Density adjustment test(See section 2.8.5)DENS ADJ TEST Judges the density adjustmentmechanism as pass or fail.6 Consumable counterdisplay(See section 2.8.6)CONSUMABLE STATUS Displays consumable usage.7 Consumable life counterdisplay(See section 2.8.7)PRINTER STATUS Displays consumable life.8 Factory/Shipping modesetting(See section 2.8.8)Switches between the Factory andShipping modes9 Fuse status display(See section 2.8.9)FACTORY MODE SETDisplays the status of the fuses.10 Engine parameter setting(See section 2.8.10)SENSOR SETTING Sets whether to enable or disableerror detection performed by eachsensor.11 NVRAM parameter setting(See section 2.8.11)NVRAM PARAMETER Must not be used.2.8.1 Switch Scan TestThe switch scan test is used for input sensor and switch checking.1. Enter the self-diagnostic mode (level 1) and, until SWITCH SCAN appears onthe upper display, press [2] or [8] ([2] displays the next test option and [8]displays the preceding test option). Then press the [6] button.2. Press [2] or [8] until the option for unit(s) to test, which is shown in table below,appears on the lower display ([2] displays the next option and [8] displays thepreceding option).23