Minolta DI450 - Page 191

ii
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