Phaser 5400 Laser Printer Service Guide 229Print Engine Controller Board Test PrintEnter Diagnostics Mode. Refer to page 221 for instructions on entering Diagnosticsand page 224 for navigating the Diagnostics menu.The Print Engine Controller Board Test Print is used to bypass the System ControllerBoard. The ìPrint Patternî test print is an excellent tool for isolating and diagnosingprinter feed, paper path, registration and image-quality problems. Refer to theRegistration section page 231 for information on using test prints to help adjust printimage registration.The Control Panel Test Legend to the right will aid innavigating through the variety of test prints available.Upon entering Diagnostics Mode, the Control Panel LCDwill momentarily display ìEntering IOT DiagnosticsMode.î Then the LCD will display ìMain Menu / Component Test.Note: An asterisk (*) indicates a factory default setting.By selecting various combinations of Input Tray, Output Tray and Duplex ON/OFF,you can test most of the printerís functional areas as well as print quality.Table 122 Test Print MenuPress [1] or [5] to display: ⇒ Main MenuTest PrintPress [2] or [6] to display: ⇓ Press [3] or [7] to display: ⇓ CommentTest PrintPrint PatternPress [4] to start the testprint selected.Note: Print Patterngeneratescontinuous testprints.Press [0] to stop.Input Tray Input TrayTray 1*Press [4] to select thepaper feed tray desired.Input TrayTray 2Press [4] to select thepaper feed tray desired.Input TrayTray 3Press [4] to select thepaper feed tray desired.Input TrayMBF(Multi-sheet Bypass Feeder)Press [4] to select thepaper feed tray desired.Output Tray Output TrayStandard*Press [4] to select theoutput Tray desired.Output TrayHCSOutputs to the HighCapacity StackerTest PrintDuplexDuplexOff*Single side printingDuplexOnBoth sides of pageprinted0 1 2 34 5 6 70 1 2 3On Line Menu Up Item Up Value Up4 5 6 7Enter MenuDownItemDownValueDowns5400-352
