CONTENTS
2. MAIN BODY
OUTLINE OF THE SYSTEM ................................... 2-A-1
PRODUCT SPECIFICATIONS................................2-A-2
CENTER CROSS-SECTION...................................2-A-4
DRIVE SYSTEM DIAGRAM .................................... 2-B-1
[1] Main Drive ...................................................2-B-1
[2] Drum/Developing Drive ............................... 2-B-2
[3] Paper Feed Drive ........................................ 2-B-3
[4] ADU Paper Feed/Conveyance Drive .......... 2-B-4
[5] ADU Paper Exit/Conveyance Drive ............2-B-5
[6] 1000-Tray Paper Feed/Conveyance Drive .2-B-6
[7] 1500-Tray Paper Feed/Conveyance Drive .2-B-7
EXTERNAL SECTION ........................................... 2-C-1
[1] Composition ............................................... 2-C-1
[2] Disassembly and Re-assembly.................. 2-C-1
DRIVE SECTION ................................................... 2-D-1
[1] Composition ............................................... 2-D-1
[2] Mechanisms ............................................... 2-D-1
[3] Disassembly and Re-assembly.................. 2-D-1
[4] M1 (main) Control ...................................... 2-D-3
[5] M4 (drum) control....................................... 2-D-3
READ SECTION .....................................................2-E-1
[1] Composition ................................................2-E-1
[2] Mechanisms ................................................2-E-1
[3] Disassembly and Re-assembly...................2-E-1
[4] M12 (optics drive) Control ........................... 2-E-7
[5] Exposure control .......................................2-E-11
[6] Original Read Control ...............................2-E-12
[7] APS Control ..............................................2-E-12
[8] AES Control ..............................................2-E-14
WRITE UNIT ........................................................... 2-F-1
[1] Composition ................................................ 2-F-1
[2] Mechanisms ................................................ 2-F-1
[3] Disassembly and Re-assembly................... 2-F-2
[4] M5 (polygon) Control .................................. 2-F-4
[5] Image Write Control .................................... 2-F-6
DRUM UNIT ........................................................... 2-G-1
[1] Composition ............................................... 2-G-1
[2] Mechanisms ............................................... 2-G-1
[3] Disassembly and Re-assembly.................. 2-G-2
[4] PCL/TSL Control ........................................ 2-G-5
[5] Separation claw control.............................. 2-G-5
[6] Paper Guide Plate Control ......................... 2-G-6
CORONA UNIT SECTION ..................................... 2-H-1
[1] Composition ............................................... 2-H-1
[2] Mechanisms ............................................... 2-H-1
[3] Disassembly and Re-assembly.................. 2-H-2
[4] Charging Control ........................................ 2-H-6
[5] Transfer/Separation Control....................... 2-H-7
[6] M7 (charging wire cleaning) control ........... 2-H-8
[7]
M8 (transfer/separation wire cleaning) Control ..
2-H-9
DEVELOPING UNIT................................................. 2-I-1
[1] Composition ................................................. 2-I-1
[2] Mechanism................................................... 2-I-1
[3] Disassembly/Assembly ................................ 2-I-2
[4] M3 (developing drive) Control ...................... 2-I-4
[5] M35 (agitator screw) control ........................ 2-I-5
[6] Developing Bias Control .............................. 2-I-5
[7] Toner Density Control .................................. 2-I-6
[8] Dmax Control ............................................... 2-I-7
[9] Gradation Correction Control ....................... 2-I-8
[10] FM30 (developing suction) Control ............. 2-I-9
TONER SUPPLY UNIT ........................................... 2-J-1
[1] Composition ................................................ 2-J-1
[2] Mechanisms................................................ 2-J-1
[3] Disassembly and Re-assembly................... 2-J-2
[4] Toner Level Detection Control .................... 2-J-3
CLEANING/TONER RECYCLE UNIT .....................2-K-1
[1] Composition ................................................2-K-1
[2] Mechanisms................................................2-K-1
[3] Disassembly and Re-assembly...................2-K-1
[4] MC10 (cleaner)control ................................2-K-4
PAPER FEED UNIT ................................................ 2-L-1
[1] Composition ................................................ 2-L-1
[2] Mechanisms................................................ 2-L-1
[3] Disassembly and Re-assembly................... 2-L-3
[4] Paper Feed Control................................... 2-L-14
[5] Paper Up-down Control ............................ 2-L-16
[6] Paper Size Detection Control.................... 2-L-17
[7] No Paper Detection Control ...................... 2-L-19
LCT-1000 TRAY PAPER FEED/CONVEYANCE SECTION ......
2-M-1
[1] Composition ............................................... 2-M-1
[2] Mechanisms............................................... 2-M-1
[3] Disassembly and Re-assembly.................. 2-M-2
[4]
1000 Tray Paper Feed/No Paper Detection Control ...
2-M-5
LCT-1500 TRAY PAPER FEED/CONVEYANCE SECTION ......
2-N-1
[1] Composition ............................................... 2-N-1
[2] Mechanisms............................................... 2-N-1
[3] Disassembly and Re-assembly.................. 2-N-2
[4] 1
500 Tray Paper Feed/No Paper Detection Contro
l.. 2-N-5
LCT PAPER TRAY SECTION ................................ 2-O-1
[1] Composition ............................................... 2-O-1
[2] Mechanisms............................................... 2-O-1
[3] Disassembly and Re-assembly.................. 2-O-2
[4] Tray up-down Control ................................ 2-O-5
ADU PAPER EXIT/CONVEYANCE SECTION .......2-P-1
[1] Composition ................................................2-P-1
[2] Mechanisms................................................2-P-1
[3] Disassembly and Re-assembly...................2-P-2
[4] Selector Guide ............................................2-P-3
[5] ADU cooling Fan control .............................2-P-4
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