Ricoh B264 Service Manual page 18

5.3 UPDATING THE FIRMWARE ...............................................................5-132
5.4 UPLOADING/DOWNLOADING NVRAM DATA.....................................5-133
5.4.1 UPLOADING NVRAM DATA (SP5-824).......................................5-133
5.4.2 DOWNLOADING NVRAM DATA (SP5-825) ................................5-134
5.5 SELF-DIAGNOSTIC MODE ..................................................................5-135
5.5.1 SELF-DIAGNOSTIC MODE AT POWER ON ...............................5-135
5.5.2 DETAILED SELF-DIAGNOSTIC MODE .......................................5-136
Executing Detailed Self-Diagnosis ....................................................5-136
5.6 USER PROGRAM MODE .....................................................................5-138
5.6.1 HOW TO USE UP MODE.............................................................5-138
UP Mode Initial Screen: User Tools/Counter Display........................5-138
System Settings ................................................................................5-138
Copier/Document Server Features ...................................................5-139
Printer, Facsimile, Scanner Settings .................................................5-139
Counter .............................................................................................5-140
5.7 DIP SWITCHES.....................................................................................5-141
5.8 USING THE DEBUG LOG.....................................................................5-142
5.8.1 SWITCHING ON AND SETTING UP SAVE DEBUG LOG ...........5-142
5.8.2 RETRIEVING THE DEBUG LOG FROM THE HDD ....................5-146
5.8.3 RECORDING ERRORS MANUALLY ...........................................5-146
5.8.4 NEW DEBUG LOG CODES .........................................................5-147
SP5857-015 Copy SD Card-to-SD Card: Any Desired Key ..............5-147
SP5857-016 Create a File on HDD to Store a Log ...........................5-147
SP5857-017 Create a File on SD Card to Store a Log .....................5-147
DETAILED SECTION DESCRIPTIONS
6. DETAILED SECTION DESCRIPTIONS ....................................... 6-1
6.1 OVERVIEW ...............................................................................................6-1
6.1.1 COMPONENT LAYOUT ...................................................................6-1
6.1.2 PAPER PATH ...................................................................................6-3
6.1.3 DRIVE LAYOUT ...............................................................................6-4
6.2 BOARD STRUCTURE...............................................................................6-5
6.2.1 BLOCK DIAGRAM............................................................................6-5
6.2.2 CONTROLLER .................................................................................6-7
6.3 COPY PROCESS OVERVIEW................................................................6-11
Exposure.............................................................................................6-11
Drum charge .......................................................................................6-11
Laser exposure ...................................................................................6-11
Development.......................................................................................6-11
Image transfer.....................................................................................6-12
Separation ..........................................................................................6-12
ID sensor ............................................................................................6-12
Cleaning..............................................................................................6-12
Quenching ..........................................................................................6-12
Cleaning..............................................................................................6-12
6.4 SCANNING..............................................................................................6-13
6.4.1 OVERVIEW ....................................................................................6-13
B264/B265 vi SM