Minolta EP3010 User manual

FrameMaker Ver.5.5E(PC) EP3000/EP3010 GENERAL, MECHANICAL/ELECTRICAL
98.06.10
EP3010
GENERAL

FrameMaker Ver.5.5E(PC) EP3000/EP3010 GENERAL, MECHANICAL/ELECTRICAL
98.06.10
i
CONTENTS
1. SPECIFICATIONS ...........................................................................................G-1
2. PRECAUTIONS FOR INSTALLATION ............................................................G-4
3. PRECAUTIONS FOR USE ..............................................................................G-5
4. HANDLING OF THE CONSUMABLES ...........................................................G-6
5. SYSTEM OPTIONS .........................................................................................G-7
1. CROSS-SECTIONAL VIEW ............................................................................1
2. COPY PROCESS ............................................................................................2
3. DRIVE SYSTEM ..............................................................................................4
4. SEQUENTIAL EXPLANATION ........................................................................5
5. WATCHDOG (CPU OVERRUN MONITOR) FUNCTION ................................9
5-1. Configuration ...........................................................................................9
5-2. Watchdog Function Post-Processing .......................................................10
6. MALFUNCTION BYPASS FUNCTION ............................................................11
6-1. Candidates for Isolated Malfunctions .......................................................11
7. IMAGE STABILIZATION SYSTEM ..................................................................12
7-1. AlDC Sensor ............................................................................................13
7-2. Image Stabilization Control Processing Timing .......................................14
7-3. Details of Image Stabilization Controls ....................................................15
8. IMAGING UNIT ................................................................................................17
8-1. Imaging Unit Drive ...................................................................................18
8-2. Imaging Unit Toner Recycling ..................................................................18
9. PC DRUM ........................................................................................................19
10. DRUM CHARGING ..........................................................................................20
11. IMAGE ERASE LAMP .....................................................................................21
12. OPTICAL SECTION ........................................................................................25
12-1.Exposure Lamp .......................................................................................26
12-2.AE Sensor ...............................................................................................27
12-3.Lamp Reflectors ......................................................................................28
12-4.Aperture Plates ........................................................................................28
12-5.Scanner and 2nd/3rd Mirror Carriage Movement ....................................29
12-6.4th Mirror Movement ...............................................................................31
12-7.Lens Movement .......................................................................................32
13. ORIGINAL SIZE DETECTING SENSORS ......................................................33
13-1.Identification of Original Size Detecting Sensors .....................................33
13-2.Original Size Detecting Operation ...........................................................33
13-3.Sensor Locations .....................................................................................34
13-4.Size Detection .........................................................................................35
13-5.Original Size Detection Timing ................................................................36
13-6.Original Cover Angle Detection ...............................................................37
14. DEVELOPMENT ..............................................................................................38
14-1.ATDC Sensor ..........................................................................................39
14-2.Magnet Roller ..........................................................................................41
14-3.Developing Bias .......................................................................................42
14-4.Doctor Blade ............................................................................................43
14-5.Magnet Roller Lower Collector ................................................................43
15. TONER HOPPER ............................................................................................44

FrameMaker Ver.5.5E(PC) EP3000/EP3010 GENERAL, MECHANICAL/ELECTRICAL
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15-1.Toner Hopper Locking/Unlocking ............................................................44
15-2.Toner Replenishing .................................................................................44
15-3.Shutter .....................................................................................................45
15-4.Toner Hopper Home Position Detection ..................................................45
15-5.Toner Bottle Vibration ..............................................................................46
15-6.Toner Replenishing Control .....................................................................46
16. PAPER TAKE-UP/FEED SECTION ................................................................47
16-1.Drawer-in-Position Detection ...................................................................48
16-2.Drawer Paper Lifting/Lowering Mechanism/Control ................................49
16-3.Paper Level Detection .............................................................................51
16-4.Paper Empty Detection ............................................................................52
16-5.Universal Tray (2nd Drawer) Paper Size Detection .................................53
16-6.Paper Take-Up Mechanism .....................................................................56
(1) Paper Take-Up Mechanism .............................................................56
(2) Paper Separating Mechanism .........................................................57
(3) Paper Pressure Releasing Mechanism ...........................................58
(4) Paper Take-Up Roll Retraction Mechanism ....................................58
16-7.Drawer Paper Take-Up Control ...............................................................59
(1) Paper Take-Up Motor Control .........................................................59
(2) Paper Take-Up Retry Control ..........................................................60
(3) Paper Take-Up Interval Control .......................................................60
(4) Double Feed Paper Take-Up Control ..............................................60
16-8.Vertical Paper Transport ..........................................................................61
17. MULTI BYPASS TABLE ..................................................................................62
17-1.Paper Take-Up Mechanism .....................................................................63
17-2.Paper Take-Up Retry Control ..................................................................64
17-3.Paper Separating Mechanism .................................................................65
17-4.Paper Empty Detection ............................................................................65
18. SYNCHRONIZING ROLLERS .........................................................................66
18-1.Upper Synchronizing Roller Positioning ..................................................67
18-2.Paper Dust Remover ...............................................................................67
18-3.Synchronizing Roller Control ...................................................................68
19. IMAGE TRANSFER AND PAPER SEPARATION ...........................................69
20. MAIN ERASE LAMP ........................................................................................71
21. PAPER SEPARATOR FINGERS ....................................................................72
22. CLEANING UNIT .............................................................................................74
22-1.Cleaning Unit ...........................................................................................74
22-2.Cleaning Bias ..........................................................................................75
23. PAPER TRANSPORT .....................................................................................76
24. FUSING UNIT ..................................................................................................77
24-1.Fusing Temperature Control ....................................................................78
24-2.Fusing Rollers Pressure Mechanism .......................................................79
24-3.Brush Roller/Cleaning Roller ...................................................................80
25. EXIT UNIT .......................................................................................................81
25-1.Upper/Lower Separator Fingers ..............................................................81
26. EXIT/DUPLEX SWITCHING UNIT ..................................................................82
27. DEHUMIDIFYING SWITCH (OPTION) ............................................................83

FrameMaker Ver.5.5E(PC) EP3000/EP3010 GENERAL, MECHANICAL/ELECTRICAL
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28. COOLING FAN ................................................................................................84
29. OPTICAL SECTION COOLING FAN ...............................................................85
30. MEMORY BACKUP .........................................................................................86
31. PRECAUTIONS FOR HANDLING THE PWBs ................................................1
31-1.Precautions for Transportation and Storage ............................................1
31-2.Precautions for Replacement and Inspection ..........................................1
32. CONTROL PANEL KEYS AND TOUCH PANEL .............................................2
32-1.Control Panel Keys ..................................................................................2
32-2.Explanation of the Touch Panel ...............................................................3
(1) Basic Screen ...................................................................................3
(2) Warning Screens .............................................................................4
33. FUNCTIONS OF SWITCHES AND POINTS ON PWB ...................................5
33-1.PWB Location ..........................................................................................5
33-2.Master Board PWB-A ..............................................................................5
34. USER’S CHOICE MODE .................................................................................7
34-1.User’s Choice Selection Screen ..............................................................7
34-2.User’s Choice Function Setting Procedure ..............................................7
34-3.User’s Choice Function Tree ...................................................................8
34-4.Settings in the User’s Choice ..................................................................9
35. TECH. REP. MODE .........................................................................................16
35-1.Tech. Rep. Mode Menu Screen ...............................................................16
35-2.Tech. Rep. Mode Function Setting Procedure ........................................16
35-3.Tech. Rep. Mode Function Tree ..............................................................17
35-4.Settings in the Tech. Rep. Mode .............................................................19
(1) Function ...........................................................................................19
(2) Tech. Rep. Choice ...........................................................................20
(3) System Input ....................................................................................23
(4) Counter ............................................................................................24
(5) I/O Check .........................................................................................31
(6) ROM Version ...................................................................................32
(7) RD Mode .........................................................................................33
(8) Accessory Test ................................................................................35
(9) Level History ....................................................................................37
(10) Machine Status ................................................................................38
(11) Admin. Mode ...................................................................................38
36. SECURITY MODE ...........................................................................................39
36-1.Security Mode Setting Procedure ............................................................39
36-2.Security Mode Function Tree ..................................................................40
36-3.Setting in the Security Mode ....................................................................40
37. FACTORY SETTING .......................................................................................43
37-1.Factory Setting Menu Screen ..................................................................43
37-2.Factory Setting Function Setting Procedure ............................................43
37-3.Factory Setting Function Tree .................................................................44
(1) Function ...........................................................................................44
(2) Adjust ...............................................................................................46
38. SERVICE INSTRUCTIONS .............................................................................1
38-1.INSTRUCTIONS FOR HANDLING THE PWBs WITH MOS ICs .............1

FrameMaker Ver.5.5E(PC) EP3000/EP3010 GENERAL, MECHANICAL/ELECTRICAL
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38-2.HANDLING OF THE PC DRUM ..............................................................1
38-3.PARTS WHICH MUST NOT BE TOUCHED ...........................................4
(1) Screws .............................................................................................4
(2) Variable Resistors on Board ............................................................4
(3) Other Screws ...................................................................................4
39. DISASSEMBLY/REASSEMBLY ......................................................................5
39-1.DOORS, COVERS, AND EXTERIOR PARTS: IDENTIFICATION AND
REMOVAL PROCEDURES 5
39-2.REMOVAL OF PWBs ..............................................................................8
39-3.BELT INSTALLATIONS ...........................................................................10
39-4.PAPER TAKE-UP/TRANSPORT SECTIONS .........................................11
(1) Removal of the Paper Take-Up Unit ................................................11
(2) Removal of the Paper Take-Up Roll Assy .......................................12
(3) Cleaning of the Paper Take-Up Roll, Feed Roll, and Separator Roll 13
(4) Removal of the Suction Unit ............................................................13
(5) Disassembly of the Suction Unit ......................................................14
(6) Disassembly of the Multi Bypass Table ...........................................15
39-5.OPTICAL SECTION ................................................................................20
(1) Removal of the Lens Drive Cable ....................................................20
(2) Winding of the Lens Drive Cable .....................................................21
(3) Removal of the Scanner Drive Cable ..............................................22
(4) Winding of the Scanner Drive Cable ...............................................24
(5) Removal of the Scanner ..................................................................26
(6) Cleaning of the Exposure Lamp ......................................................26
(7) Cleaning of the 1st/2nd/3rd Mirrors .................................................26
(8) Cleaning of the Lens and 4th Mirror ................................................27
(9) Cleaning of the Optical Section Cooling Fan Filter ..........................27
39-6.IMAGING UNIT ........................................................................................28
(1) Disassembly, Cleaning, and Replacement of the Imaging Unit .......28
(2) Cleaning of Main Erase Lamp .........................................................32
(3) Cleaning of Image Erase Lamp .......................................................33
39-7.PC DRUM CHARGE CORONA/IMAGE TRANSFER CORONA UNIT ....34
(1) Cleaning of the PC Drum Charge Corona Housing .........................34
(2) Cleaning of the PC Drum Charge Corona Grid Mesh .....................35
(3) Cleaning of the Comb Electrode ......................................................35
(4) Cleaning of the Image Transfer/Paper Separator Coronas Wires ...35
(5) Cleaning of the Image Transfer/Paper Separator Coronas Housing 36
(6) Cleaning of the Lower Pre-Image Transfer Guide Plate ..................36
(7) Replacement of the Ozone Filter .....................................................36
39-8.FUSING UNIT ..........................................................................................37
(1) Removal of the Fusing Unit .............................................................37
(2) Cleaning of the Pre-Fusing Guide Plate ..........................................38
(3) Removal of the Upper Fusing Roller ...............................................38
(4) Cleaning of the Upper Fusing Roller ...............................................40
(5) Cleaning of the Upper Paper Separator Fingers .............................40
(6) Cleaning of Fusing Thermistor 1, 2 .................................................41
(7) Cleaning of the Fusing Thermoswitch .............................................41

FrameMaker Ver.5.5E(PC) EP3000/EP3010 GENERAL, MECHANICAL/ELECTRICAL
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(8) Removal of the Brush Roller ............................................................41
(9) Cleaning of the Brush Roller ............................................................41
(10) Removal of the Lower Fusing Roller ...............................................42
(11) Cleaning of the Lower Fusing Roller ...............................................42
(12) Cleaning of the Lower Paper Separator Fingers .............................42
(13) Disassembly of the Exit/Duplex Switching Unit ...............................43
40. ADJUSTMENT .................................................................................................46
40-1.JIGS AND TOOLS USED ........................................................................46
40-3.ADJUSTMENT OF SWITCHES ..............................................................48
(1) Adjustment of Front Door Interlock Switch ......................................48
40-4.ELECTRICAL/IMAGE ADJUSTMENTS ..................................................49
(1) Adjustment of the Optimum Exposure Setting in the Auto Mode ....49
(2) Adjustment of the Optimum Exposure Setting in the Manual Mode 50
(3) Adjustment of the ATDC Sensor .....................................................51
(4) Adjustment of the Aperture Blades ..................................................52
(5) Adjustment of the Multi Bypass Table Reference Position ..............53
(6) Adjustment of the 1st/2nd Drawer Reference Position ....................54
(7) Adjustment of the Zoom Ratio inthe FeedingDirection(“A3FeedDirection
Mag. Ratio” of Adjust Mode) 55
(8) Adjustment of the Leading Edge Registration .................................57
(9) Adjustment of the Image Leading Edge Erase Width ......................62
(10) Adjustment of the Image Trailing Edge Erase Width .......................64
(11) Adjustment of the Image Erase Lamp Position ...............................66
40-5.OTHER ADJUSTMENTS ........................................................................67
(1) Adjustment of the Scanner/Mirrors Carriage Position .....................67
(2) Adjustment of the Gap Between the Doctor Blade and Sleeve Roller 68
(3) Adjustment of the PC Drum Paper Separator Fingers Position .......69
(4) Adjustment of the Original Size Detecting Board ............................70
41. MISCELLANEOUS ..........................................................................................71
41-1.INSTALLATION OF ORIGINAL SIZE DETECTING SENSORS FD3/CD2
(OPTION; STANDARD FOR 200V AREAS) 71
41-2.INSTALLATION OF THE PLUG-IN COUNTER MOUNTING BRACKET
(OPTION) 72
42. INTRODUCTION .............................................................................................1
42-1.General Precautions ................................................................................1
42-2.How to Use This Book .............................................................................1
42-3.Reading the Text .....................................................................................1
43. I/O PORT CHECK ...........................................................................................2
43-1.Controlled Parts Check Procedure ..........................................................2
43-2.I/O Port Check List ..................................................................................5
3. PAPER TRANSPORT FAILURE .....................................................................15
3-1. Paper Misfeed ..........................................................................................15
3-2. Misfeed Detection Types and Detection Timings ....................................17
3-3. Misfeed Troubleshooting Procedures ......................................................19
(1) Copier Paper Take-Up Misfeed .......................................................19
(2) Transport/Separator Misfeed ...........................................................21
(3) Multi Bypass Misfeed .......................................................................23

FrameMaker Ver.5.5E(PC) EP3000/EP3010 GENERAL, MECHANICAL/ELECTRICAL
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(4) Fusing/Exit Misfeed .........................................................................25
(5) PF-206 Paper Take-Up Misfeed ......................................................27
(6) PF-112 Paper Take-Up Misfeed ......................................................29
(7) AD-11 Vertical Transport/Storage Misfeed ......................................31
(8) AD-11 Paper Take-Up Misfeed .......................................................34
4. MALFUNCTIONS ............................................................................................36
4-1. Detection Timings Classified by Malfunction Codes ................................36
4-2. Troubleshooting Procedures by Malfunction Codes ................................48
(1) C0000: Main Drive Motor M9’s Failure to Turn
C0001: Main Drive Motor M9 Turning at Abnormal Timing 48
(2) C0010: PC Drive Motor M1’s Failure to Turn
C0011: PC Drive Motor M1 Turning at Abnormal Timing 50
(3) C004A: Optical Section Cooling Fan Motor M2’s Failure to Turn
C004b:Optical Section Cooling Fan Motor M2 Turning atAbnormal Timing
C004C: Cooling Fan Motor M7’s Failure to Turn 52
(4) C0070: Toner Replenishing Motor M8’s Failure to Turn
C0071: Toner Replenishing Motor M8 Turning at Abnormal Timing 54
(5) C0200: PC Drum/ ImageTransfer / Separator ChargeCoronaMalfunction
55
(6) C03##: Master Board/Harness Malfunctions ...................................56
(7) C0400: Exposure Lamp LA1’s Failure to Turn ON
C0410: Exposure Lamp LA1 Turning ON at Abnormal Timing 57
(8) C0500: Warming-up Failure
C0510: Abnormally Low Fusing Temperature
C0520: Abnormally High Fusing Temperature 59
(9) C0600: Scanner Motor M4 Malfunction
C06FX: Signal Failure
C0610: Lens Motor M5 Malfunction
C0620: Mirror Motor M6 Malfunction 61
(10) C0910: 2nd Drawer Upward Motion Failure
C0914: 2nd Drawer Paper Lift-Up Motor M14’s Failure to Turn
C0920: 1st Drawer Upward Motion Failure
C0924: 1st Drawer Paper Lift-Up Motor M13’s Failure to Turn 63
(11) C0900: 3rd Drawer Upward Motion Failure
C0904: 3rd Drawer Paper Lift-Up Motor M24’s Failure to Turn
C0950: 4th Drawer Upward Motion Failure
C0954: 4th Drawer Paper Lift-Up Motor M25’s Failure to Turn 65
(12) C0990: Main Tray Upward Motion Failure
C0991: Main Tray Downward Motion Failure
C0992: Main Tray Downward Motion Failure
C0993: Main Tray Upward Motion Failure
C0994: Main Tray Elevator Motor M26’s Failure to Turn 67
(13) C0998: Shifter Transfer Failure
C0999: Shifter Return Failure
C099A: Shifter Return Failure
C099b: Shifter Transfer Failure
C099C: Paper Shift Motor M27’s Failure to Turn 69

FrameMaker Ver.5.5E(PC) EP3000/EP3010 GENERAL, MECHANICAL/ELECTRICAL
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(14) C099E: Shift Gate Position Detecting Failure
C099F: Shift Gate Position Detecting Failure
C0996: 3rd Drawer Lock Release Failure
C0F79: Paper Empty Sensor Failure 71
(15) C0d00: Duplex Unit Front/Rear Edge Guide Plates Home Position
Detection Failure
C0d20: Duplex Unit Gate Unit Home Position Detection Failure
C0d50: Duplex Unit Drive Motor M31’s Failure to Turn
C0d51: Duplex Unit Drive Motor M31 Turning at Abnormal Timing 73
(16) C0F02: Original Size Detecting Board UN2 Failure
C0FE1 to C0FFF: Original Size Detecting Sensor Failure 75
(17) C0F10: AE Sensor Board PWB-H Failure .......................................77
(18) C0F20: AIDC Sensor Board PWB-G Variation Correction Failure
C0F22: AIDC Sensor Board PWB-G Grid Voltage Correction Failure
C0F23: AIDC Sensor Board PWB-G Exposure Correction Failure 78
(19) C0F30: ATDC Sensor UN3 Failure
C0F31: ATDC Sensor UN3 Failure 79
4-3. Power Malfunctions .................................................................................80
(1) Main Relay Does Not Turn ON ........................................................80
(2) Main Relay Turns ON But the Control Panel Gives No Display ......82
4-4. Miscellaneous ..........................................................................................83
5. IMAGE FAILURE .............................................................................................84
5-1. Image Failure Troubleshooting ................................................................84
5-2. Initial Checks ...........................................................................................84
5-3. Troubleshooting Procedures Classified by Image Failures .....................86

FrameMaker Ver.5.5E(PC) EP3000/EP3010 GENERAL, MECHANICAL/ELECTRICAL
98.06.10
G-1
1173SBG0100A
COPY MEDIUM
❍:Permissible −: Not permissible
1SPECIFICATIONS
NAME : EP3000 Most Areas Except Europe
EP3010 European Areas
TYPE : Desktop (with Stationary Platen)
PHOTOCONDUCTOR : Organic Photoconductor
COPYING SYSTEM : Electrostatic Indirect Image Transfer to Plain Paper
PAPER FEEDING
SYSTEM : 3-Way Feeding 1st Drawer: Fixed Paper Size Tray (500 sheets of paper, USA
Area: 550 sheets of paper)
2nd Drawer: Universal Tray (500 sheets
of paper, USA Area: 550
sheets of paper)
Multi Bypass Table
(50 sheets of paper)
EXPOSURE SYSTEM : Mirror Scanning, Slit Exposure
DEVELOPING SYSTEM : New Micro-Toning System
CHARGING SYSTEM : Comb Electrode DC Negative Corona with Scorotron
System
IMAGE TRANSFER
SYSTEM : Visible Image Transfer by means of a Single-Wire DC Neg- ative Corona with Corotron System
PAPER SEPARATING
SYSTEM : AC Corona with Corotron System, plus Paper Separator Finger
FUSING SYSTEM : Heat Roller
PAPER DISCHARGING
SYSTEM : Charge Neutralizing Brush
MAXIMUM ORIGINAL
SIZE : Metric-A3L; Inch-11” ×17”L (L: Lengthwise)
1st Drawer
(Automatic
feeding)
2nd Drawer
(Automatic
feeding) Multi Bypass Table
Medium
Plain paper
(60to90g/m²) ❍❍❍
Translucent paper – – ❍
Transparencies – – ❍
Thick paper
(91 to 157 g/m²) ––❍
Recycled paper ❍❍❍
Dimensions
Maximum
(Width ×Length) 297 ×432 mm 297 ×432 mm 297 ×432 mm
Minimum
(Width ×Length) 140 ×182 mm 140 ×182 mm 100 ×140 mm

FrameMaker Ver.5.5E(PC) EP3000/EP3010 GENERAL, MECHANICAL/ELECTRICAL
98.06.10
G-2
CONTINUOUS COPY SPEED (copies/min.): Fed from 1st Drawer
L: Lengthwise; C: Crosswise
✽30/31: Depending on market area
ZOOM RATIOS
MULTIPLE COPIES : 1 to 999
WARMING-UP TIME : 60 sec. or less with room temperature of 23°C and rated
power voltage
FIRST COPY TIME : A4C or 8-1/2” ×11”C: 6.0 sec. or less
(in Full size Mode using 1st Drawer)
Area Zoom Ratio
Size ×1.000 Area Zoom Ratio Size ×1.000
Metric
A3L
A4L
A4C
B4L
17
23
✽30/31
19
Inch
11” ×17” (L)
8-1/2” ×11” (L)
8-1/2” ×11” (C)
5-1/2” ×8-1/2” (L)
17
24
30
30
Fixed
Area
Mode Metric Inch
Full Size ×1.000 ×1.000
Reduction ×0.816 ×0.707
×0.500
×0.785
×0.733
×0.647
×0.500
Enlargement ×1.154 ×1.414
×2.000
×1.214
×1.294
×1.545
×2.000
Variable 50% to 200% (in 0.1% increments)
LENS : Through Lens (F = 8, f = 180 mm)
EXPOSURE LAMP : Halogen Frost Tube Lamp
FUSING
TEMPERATURE :195°C