Ricoh B230 Service Manual page 9

5.6.8 INSTALLING ANOTHER LANGUAGE..................................... 5-411
5.6.9 HANDLING FIRMWARE UPDATE ERRORS .......................... 5-413
5.7 SD CARD APPLI MOVE ................................................................... 5-416
5.7.1 OVERVIEW.............................................................................. 5-416
5.7.2 MOVE EXEC............................................................................ 5-417
5.7.3 UNDO EXEC............................................................................ 5-417
5.8 CONTROLLER SELF-DIAGNOSTICS.............................................. 5-419
5.8.1 OVERVIEW.............................................................................. 5-419
5.8.2 DETAILED SELF-DIAGNOSTICS............................................ 5-420
5.9 USING THE DEBUG LOG ................................................................ 5-422
5.9.1 SWITCHING ON AND SETTING UP SAVE DEBUG LOG ...... 5-422
5.9.2 RETRIEVING THE DEBUG LOG FROM THE HDD ................ 5-426
5.9.3 RECORDING ERRORS MANUALLY ...................................... 5-426
5.9.4 NEW DEBUG LOG CODES..................................................... 5-427
5.10 DIP SWITCHES ............................................................................ 5-429
5.10.1 CONTROLLER BOARD......................................................... 5-429
5.10.2 BICU BOARD......................................................................... 5-429
DETAILED DESCRIPTIONS
6. DETAILED SECTION DESCRIPTIONS................................... 6-1
6.1 OVERVIEW........................................................................................... 6-1
6.1.1 COMPONENT LAYOUT .............................................................. 6-1
6.1.2 PAPER PATH .............................................................................. 6-2
6.1.3 DRIVE LAYOUT........................................................................... 6-3
6.1.4 BOARD STRUCTURE ................................................................. 6-4
6.1.5 PRINTING PROCESS ................................................................. 6-6
6.2 PROCESS CONTROL .......................................................................... 6-8
6.2.1 OVERVIEW.................................................................................. 6-8
6.2.2 POTENTIAL CONTROL............................................................... 6-8
6.2.3 PROCESS CONTROL SELF CHECK PROCEDURE................ 6-10
6.2.4 TONER DENSITY ADJUSTMENT MODE ................................. 6-12
6.2.5 TONER SUPPLY CONTROL..................................................... 6-13
6.2.6 TONER NEAR END/TONER END DETECTION ....................... 6-14
6.2.7 DEVELOPER INITIALIZATION.................................................. 6-15
B230/B237/D042 SM