41956001TH Rev.1
4 /
Oki Data CONFIDENTIAL
CONTENTS
1. SPECIFICATIONS ............................................................................................ 7
1.1
Basic System Configuration ............................................................................................. 7
1.2
Printer Engine Specifications ........................................................................................... 8
1.3
Option Configuration ........................................................................................................ 9
1.4
Specifications ................................................................................................................. 11
2. OPERATION DESCRIPTION ......................................................................... 12
2.1
Main Control Board (TIG-PWB) ..................................................................................... 16
2.2
Engine Control Board (K7N PWB) ................................................................................. 18
2.3
Power Units .................................................................................................................... 19
2.4
Mechanical Processes ................................................................................................... 20
2.4.1
Electrophotographic process ............................................................................ 21
2.4.2
Paper running process ..................................................................................... 25
2.5
Sensor ............................................................................................................................ 34
2.5.1
Paper related sensors ...................................................................................... 34
2.5.2
Other sensors ................................................................................................... 35
2.6
Color Misalignment Correction ....................................................................................... 36
2.7
Transfer Control Responds to Environmental Changes
(Room Temperatures and Relative Humidities) ............................................................. 36
2.8
Paper Jam Detection ..................................................................................................... 37
2.9
Cover Opening ............................................................................................................... 38
2.10 Toner Low Detection ...................................................................................................... 39
2.11 Paper Size Detection ..................................................................................................... 41
2.12 Operation at Power-on ................................................................................................... 42
2.12.1 Self-diagnostic test ........................................................................................... 42
2.13 Color Misalignment Detection ........................................................................................ 43
2.14 Version Read of Units Replaced Periodically ................................................................ 44
2.15 Life Count for Units Replaced Periodically ..................................................................... 44
2.16 Toner Consumption Detection ....................................................................................... 44
3. PARTS REPLACEMENT ................................................................................ 45
3.1
Precautions in Replacing Parts ...................................................................................... 45
3.2
Parts Layout ................................................................................................................... 47
3.3
Replacing Parts .............................................................................................................. 54
3.3.1
Top cover .......................................................................................................... 55
3.3.2
LED Head / LED Assy Spring ........................................................................... 56
3.3.3
Top Cover Unit ................................................................................................. 57
3.3.4
Control Panel Assy / Control Panel Bezel / LED Control PWB / Toner Sensor /
Stack Full Sensor / Control Panel / Control Panel Tape Harness / Eject Roller 58
3.3.5
Top Cover Handle / Top Cover Latch / Top Cover Latch Spring ...................... 59
3.3.6
Eject Guide Assy .............................................................................................. 60
3.3.7
Cassette Assy / Cover-Blind / Side Cover Assy ............................................... 61
3.3.8
Feed Roller ....................................................................................................... 62
3.3.9
Left Side Cover ................................................................................................. 63
3.3.10 Face Up Tray .................................................................................................... 64
3.3.11 Front Cover ....................................................................................................... 65
3.3.12 Rear Cover ....................................................................................................... 66
3.3.13 Multipurpose Tray Assy / Multipurpose Tray Cover Assy / Link /
Multipurpose Tray Top Cover / Multipurpose Tray Drive Gear / OHP Sensor .. 67
3.3.14 Drum Contact Assy ........................................................................................... 69
3.3.15 Media Thickness Sensor Assy ......................................................................... 70
3.3.16 Registration Roller Assy (A) / Registration Drive Gear (A) ............................... 71
Содержание C9300 Series
Страница 48: ...41956001TH Rev 1 48 Oki Data CONFIDENTIAL 3 2 Parts Layout Figure 3 1 ...
Страница 49: ...41956001TH Rev 1 49 Oki Data CONFIDENTIAL Figure 3 2 Top Cover Assy ...
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Страница 51: ...41956001TH Rev 1 51 Oki Data CONFIDENTIAL Figure 3 4 Printer Unit 2 2 ...
Страница 52: ...41956001TH Rev 1 52 Oki Data CONFIDENTIAL Figure 3 5 Cassette Guide Assy L R ...
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Страница 161: ...41956001TH Rev 1 161 Oki Data CONFIDENTIAL Figure 6 3 Ground Charge Roller Developing Roller Toner Supply Roller ...
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