Ricoh M160 Service Manual page 11

4.14.4 CARRIAGE ........................................................................................................ 4-91
4.14.5 CARRIAGE UNIT HP SENSOR ........................................................................ 4-92
4.14.6 SCANNER MOTOR........................................................................................... 4-93
5. SYSTEM MAINTENANCE ............................................................. 5-1
5.1 SERVICE PROGRAM MODE ........................................................................................ 5-1
5.1.1 SP TABLES ......................................................................................................... 5-1
5.1.2 ENABLING AND DISABLING SERVICE PROGRAM MODE ............................. 5-1
Entering SP Mode ................................................................................................... 5-1
Exiting SP Mode ...................................................................................................... 5-1
5.1.3 TYPES OF SP MODES ....................................................................................... 5-2
5.1.4 SP MODE BUTTON SUMMARY ......................................................................... 5-2
5.1.5 SERVICE MODE LOCK/UNLOCK ...................................................................... 5-3
5.2 UPDATING THE FIRMWARE ........................................................................................ 5-4
5.2.1 OVERVIEW ......................................................................................................... 5-4
5.2.2 TYPE OF FIRMWARE......................................................................................... 5-4
5.2.3 UPDATING FIRMWARE ...................................................................................... 5-6
Before You Begin ..................................................................................................... 5-6
Preparation .............................................................................................................. 5-6
Updating Procedure ................................................................................................ 5-7
Firmware Update Error .......................................................................................... 5-10
Recovery after Power Loss ................................................................................... 5-10
5.2.4 HANDLING FIRMWARE UPDATE ERRORS ................................................... 5-10
5.3 UPLOADING/DOWNLOADING NVRAM DATA ........................................................... 5-14
5.3.1 UPLOADING CONTENT OF NVRAM TO AN SD CARD ................................. 5-14
5.3.2 DOWNLOADING AN SD CARD TO NVRAM.................................................... 5-15
5.4 ADDRESS BOOK UPLOAD/DOWNLOAD .................................................................. 5-16
5.4.1 INFORMATION LIST ......................................................................................... 5-16
5.4.2 UPLOAD (BACKUP) TO SD CARD .................................................................. 5-16
5.4.3 DOWNLOAD (RESTORE) TO MACHINE ......................................................... 5-17
5.4.4 ERASING THE BACKUP DATA ........................................................................ 5-17
5.5 CAPTURING LOG TO SD CARD ................................................................................ 5-18
5.5.1 OVERVIEW ....................................................................................................... 5-18
Security of the Operation Log ............................................................................... 5-20
5.5.2 RETRIEVING THE DEBUG LOGS ................................................................... 5-20
Procedure for Retrieving the Debug Log .............................................................. 5-20
6. TROUBLESHOOTING................................................................... 6-1
6.1 SELF-DIAGNOSTIC MODE........................................................................................... 6-1
6.1.1 SELF-DIAGNOSTIC MODE AT POWER ON...................................................... 6-1
SM vii M160/M161