Formatter PCA ........................................................................................................ 31 Reinstall the formatter PCA ........................................................................ 36 Keyboard assembly ................................................................................................. 36 Internal assemblies ................................................................................................................. 39 Flatbed scanner and ADF assembly ........................................................................... 39 Remove the flatbed scanner and ADF assembly: ...........................................
39 Reinstall the flatbed scanner and ADF assembly ............................ 42 Power-button assembly ............................................................................................. 44 Remove the power-button assembly ............................................................ 44 Interconnect cable, scanner cable, and control-panel cable .......................................... 46 Reinstall the power-button assembly ............................................................ 45 Remove the scanner cable, control-panel cable, and interconnect cable .......... 46 Interconnect PCA, fan assembly, and DC controller PCA ..............................................
53 Remove the interconnect PCA, fan assembly, and DC controller PCA: ............. 53 3 Solve problems ............................................................................................................... 59 Solve problems checklist ......................................................................................................... 60 Administration Menu Map ....................................................................................................... 61 Preboot menu options .............................................................................................................
62 Current settings page .............................................................................................................. 63 Troubleshooting process .......................................................................................................... 64 Determine the problem source ................................................................................... 64 Troubleshooting flowchart ......................................................................... 65 Power subsystem .....................................................................................................
68 Power-on checks ...................................................................................... 68 Power-on troubleshooting overview .............................................. 68 Firmware startup steps ............................................................... 69 Control-panel checks ............................................................................................... 73 Control-panel checks from the control panel ................................................. 73 Control-panel checks from diagnostic mode .................................................
73 Generate debug data .............................................................................................. 75 Check the maintenance history ................................................................................. 75 Check the number of scans ....................................................................................... 75 Tools for troubleshooting ......................................................................................................... 76 Component diagnostics ............................................................................................
76 LED diagnostics ........................................................................................ 76 LED indicators on the formatter .................................................... 76 Interpret control-panel status lights ............................................... 77 Engine diagnostics ................................................................................... 77 Verify power to the flatbed scanner and ADF assembly .................. 77 Test simplex scanning ................................................................ 78 iv ENWW