Minolta Di450 Service Manual page 191

C0924: 1st Drawer Lift-Up Motor's failure to turn ............................ T-53
(13) C0900: 3rd Drawer Paper Lift-Up Sensor malfunction
C0904: 3rd Drawer Paper Lift-Up Motor's failure to turn
C0950: 4th Drawer Paper Lift-Up Sensor malfunction
C0954: 4th Drawer Paper Lift-Up Motor's failure to turn ................. T-55
(14) C0990: Main Tray lifting motion failure
C0994: Main Tray Elevator Motor's failure to turn ........................... T-57
(15) C0996: Main Tray lock release failure
C0997: Shift Gate malfunction ......................................................... T-59
(16) C0998: Shifter return failure
C099C: Shift Motor's failure to turn ................................................. T-61
(17) C0D50: Duplex Horizontal Transport Motor malfunction ................. T-63
(18) C0E00: Main Erase Lamp's failure to turn ON ................................ T-64
(19) C0F24: AIDC Sensor contamination correction failure .................... T-65
(20) C0F32: ATDC Sensor malfunction
C0F33: Abnormally low T/C as detected by ATDC Sensor ............. T-66
(21) C10XX to C18XX ............................................................................. T-67
(22) Copier does not turn ON. ................................................................. T-69
5. IMAGE FAILURE ............................................................................................. T-71
5-1. Image Failure Troubleshooting ................................................................ T-71
5-2. Initial Checks ........................................................................................... T-71
5-3. Troubleshooting Procedures Classified by Image Failure ....................... T-72
(1) Blank copy ....................................................................................... T-73
(2) Black copy ....................................................................................... T-73
(3) Low image density ........................................................................... T-74
(4) Foggy background ........................................................................... T-74
(5) High image density .......................................................................... T-74
(6) Black streaks or bands .................................................................... T-75
(7) Black spots ...................................................................................... T-75
(8) Blank streaks or bands .................................................................... T-76
(9) Void areas ....................................................................................... T-76
(10) Smear on back ................................................................................ T-77
(11) Uneven image density ..................................................................... T-77
(12) Gradation reproduction failure ......................................................... T-77
(13) Rough image ................................................................................... T-78
(14) Traces of PC Drum Paper Separator Fingers ................................. T-78
(15) Void areas along leading edge ........................................................ T-78
6. RESETTING THE MAINTENANCE CODE DISPLAY ..................................... T-79
6-1. Details of Maintenance Codes ................................................................. T-79
6-2. Resetting the Maintenance Code Display ................................................ T-79
(1) Entering the Tech. Rep. Mode ......................................................... T-79
(2) Resetting the Maintenance Code Display ....................................... T-79
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