Minolta Di152 Service Manual page 15

1. CROSS SECTIONAL VIEW ............................................................................ M-1
2. COPY PROCESS ............................................................................................ M-2
3. DRIVE SYSTEM .............................................................................................. M-4
4. SEQUENTIAL EXPLANATION ........................................................................ M-5
5. WATCHDOG FUNCTION (CPU OVERRUN MONITOR) ................................ M-6
5-1. Watchdog Function Post-Processing ....................................................... M-6
6. IMAGE STABILIZATION SYSTEM .................................................................. M-7
7. IMAGING UNIT (I/U) ........................................................................................ M-8
7-1. Imaging Unit (IU) Drive Mechanism ......................................................... M-9
8. PC DRUM SECTION ....................................................................................... M-10
8-1. PC Drum Drive Mechanism ..................................................................... M-10
8-2. Grounding of the PC Drum ...................................................................... M-11
9. PC DRUM CHARGING SECTION ................................................................... M-12
10. IMAGE READING SECTION ........................................................................... M-13
10-1.Image Processing Process ...................................................................... M-14
10-2.Exposure Components Section ............................................................... M-15
10-3.Scanner and Mirrors Carriage Movement Mechanism ............................ M-16
(1) Scanner Movement Mechanism ...................................................... M-16
(2) 2nd/3rd Mirrors Carriage Movement Mechanism ............................ M-16
10-4.Scanner Motor Drive Control ................................................................... M-17
11. MEMORY STORAGE IMAGE PROCESSING SYSTEM ................................. M-18
11-1.Laser Exposure Process ......................................................................... M-19
12. DEVELOPING UNIT SECTION ....................................................................... M-20
12-1.Developing Unit Drive Mechanism .......................................................... M-21
12-2.Sleeve/Magnet Roller .............................................................................. M-22
12-3.Developing Bias ....................................................................................... M-22
12-4.ATDC Sensor .......................................................................................... M-23
(1) ATDC Sensor Automatic Adjustment .............................................. M-23
12-5.Toner Replenishing Mechanism .............................................................. M-24
12-6.Toner Replenishing Control ..................................................................... M-25
12-7.T/C Recovery Mode ................................................................................. M-26
12-8.Toner Bottle Home Position Detection Mechanism ................................. M-27
13. PAPER TAKE UP/FEED SECTION ................................................................. M-28
13-1.Drawer In Position Detection ................................................................... M-29
13-2.Paper Empty Detection Mechanism ........................................................ M-29
13-3.Paper Lifting Plate ................................................................................... M-30
13-4.Universal Tray Paper Size Detection Mechanism ................................... M-30
13-5.Paper Take Up Mechanism ..................................................................... M-32
(1) Paper Separating Mechanism ......................................................... M-32
13-6.Paper Take Up Control ............................................................................ M-33
(1) Paper Take Up Retry Control .......................................................... M-33
14. MANUAL BYPASS SECTION ......................................................................... M-34
14-1.Paper Take Up Drive Mechanism ............................................................ M-34
14-2.Paper Detection Mechanism ................................................................... M-34
14-3.Manual Feed Take Up Control ................................................................ M-35
15. MULTIPLE BYPASS SECTION ....................................................................... M-36
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