Ricoh B291 Service Manual page 17

TROUBLESHOOTING
4. TROUBLESHOOTING ................................................................. 4-1
4.1 SERVICE CALL CONDITIONS .................................................................4-1
4.1.1 SUMMARY .......................................................................................4-1
4.1.2 SC CODE DESCRIPTIONS .............................................................4-2
4.2 ELECTRICAL COMPONENT DEFECTS ................................................4-32
4.2.1 SENSORS ......................................................................................4-32
4.2.2 SWITCHES.....................................................................................4-34
4.3 BLOWN FUSE CONDITIONS .................................................................4-34
4.4 LEDS .......................................................................................................4-35
4.5 TEST POINTS .........................................................................................4-35
SERVICE TABLES
5. SERVICE TABLES....................................................................... 5-1
5.1 SERVICE PROGRAM MODE OPERATION..............................................5-1
Service Mode Lock/Unlock ...................................................................5-1
5.2 SERVICE PROGRAM MODE TABLES .....................................................5-2
5.2.1 SERVICE TABLE KEY .....................................................................5-2
5.2.2 SERVICE MODE LOCK/UNLOCK....................................................5-2
5.2.3 SERVICE TABLES ...........................................................................5-3
SP1-xxx: Feed ......................................................................................5-3
SP2-xxx: Drum......................................................................................5-7
SP3-xxx: Process................................................................................5-17
SP4-xxx: Scanner ...............................................................................5-19
SP5-xxx: Mode ...................................................................................5-35
SP6-xxx: Peripherals ..........................................................................5-68
SP7-xxx: Data Log ..............................................................................5-70
SP8-xxx: Data Log2 ............................................................................5-76
5.2.4 TEST PATTERN PRINTING: SP2-902.........................................5-109
Test Pattern Table (SP2-902-2: IPU Test Print)................................5-109
Test Pattern Table: SP2-902-3 Printing Test Patterns ......................5-110
5.2.5 INPUT CHECK .............................................................................5-111
Main Machine Input Check: SP5-803................................................5-111
ARDF Input Check: SP6-007 ............................................................5-115
5.2.6 OUTPUT CHECK .........................................................................5-116
Main Machine Output Check: SP5-804.............................................5-116
ARDF Output Check: SP6-008) ........................................................5-118
5.2.7 SMC PRINT OUT LISTS: SP5-990...............................................5-118
5.2.8 NIP BAND WIDTH ADJUSTMENT: SP1-109 ...............................5-119
5.2.9 MEMORY CLEAR: SP5-801.........................................................5-120
5.2.10 SOFTWARE RESET ..................................................................5-122
5.2.11 SYSTEM SETTINGS AND COPY SETTING RESET .................5-122
System Setting Reset .......................................................................5-122
Copier Setting Reset.........................................................................5-123
5.3 UPDATING THE FIRMWARE ...............................................................5-124
SM
CÓPIA NÃO CONTROLADA
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CÓPIA NÃO CONTROLADA
B291/B295/B296/B297