Ricoh D117 Service Manual page 14

6.3 TROUBLESHOOTING GUIDE ................................................................. 6-81
6.3.1 LINE POSITION ADJUSTMENT ..................................................... 6-81
Test .................................................................................................... 6-81
Countermeasure list for color registration errors ................................ 6-82
6.3.2 PROBLEM AT REGULAR INTERVALS .......................................... 6-88
6.3.3 BLANK PRINT ................................................................................ 6-88
6.3.4 ALL-BLACK PRINT ......................................................................... 6-89
6.3.5 MISSING CMY COLOR .................................................................. 6-89
6.3.6 LIGHT PRINT ................................................................................. 6-90
6.3.7 REPEATED SPOTS OR LINES ON PRINTS ................................. 6-91
6.3.8 DARK VERTICAL LINE ON PRINTS .............................................. 6-92
6.3.9 WHITE HORIZONTAL LINES OR BANDS ..................................... 6-92
6.3.10 MISSING PARTS OF IMAGES ................................................... 6-93
6.3.11 DIRTY BACKGROUND .............................................................. 6-93
6.3.12 PARTIAL CMY COLOR DOTS ................................................... 6-94
6.3.13 DARK IRREGULAR STREAKS ON PRINTS .............................. 6-94
6.3.14 CMY COLOR IRREGULAR STREAKS ...................................... 6-94
6.3.15 GHOSTING ................................................................................. 6-95
6.3.16 UNFUSED OR PARTIALLY FUSED PRINTS ............................. 6-95
6.3.17 IMAGE SKEW ............................................................................. 6-96
6.3.18 BACKGROUND STAIN .............................................................. 6-97
6.3.19 NO PRINTING ON PAPER EDGE .............................................. 6-97
6.3.20 IMAGE NOT CENTERED WHEN IT SHOULD BE ..................... 6-98
6.4 JAM DETECTION .................................................................................... 6-99
6.4.1 PAPER JAM DISPLAY ................................................................... 6-99
6.4.2 JAM CODES AND DISPLAY CODES ............................................. 6-99
Paper Size Code .............................................................................. 6-101
6.5 ELECTRICAL COMPONENT DEFECTS ............................................... 6-102
6.5.1 SENSORS .................................................................................... 6-102
6.5.2 BLOWN FUSE CONDITIONS ....................................................... 6-107
Power Supply Unit ............................................................................ 6-107
6.6 SCANNER TEST MODE ....................................................................... 6-108
6.6.1 SBU TEST MODE ........................................................................ 6-108
7. ENERGY SAVE ............................................................................ 7-1
7.1 ENERGY SAVER MODES......................................................................... 7-1
Timer Settings ...................................................................................... 7-1
Return to Stand-by Mode ..................................................................... 7-1
Recommendation ................................................................................. 7-2
D117/D118 x SM