Kyocera FS-2000D User manual

SERVICE
MANUAL
Published in September 2006
2GA70763
Revision 3
FS-2000D
FS-3900DN
FS-4000DN

CONTENTS
1-1 Specifications
1-1-1 Specifications..........................................................................................................................................1-1-1
1-1-2 Parts names............................................................................................................................................1-1-3
(1) Overall...............................................................................................................................................1-1-3
(2) Operation panel.................................................................................................................................1-1-4
1-1-3 Machine cross section ............................................................................................................................1-1-5
1-2 Installation
1-2-1 Installation environment..........................................................................................................................1-2-1
1-2-2 Unpacking and installation......................................................................................................................1-2-2
(1) Installation procedure........................................................................................................................1-2-2
1-2-3 Installing the expanding memory (optional) ..........................................................................................1-2-12
1-2-4 Installing the memory card or hard disk (optional)................................................................................1-2-13
1-2-5 Installing the network interface card (optional) .....................................................................................1-2-14
1-2-6 Installing the network interface card (optional for 30/31 ppm printer [EUR/USA model] only)..............1-2-15
1-3 Maintenance Mode
1-3-1 Maintenance mode .................................................................................................................................1-3-1
(1) Executing a maintenance item..........................................................................................................1-3-1
1-4 Troubleshooting
1-4-1 Paper misfeed detection.........................................................................................................................1-4-1
(1) Paper misfeed indication...................................................................................................................1-4-1
(2) Paper misfeed detection....................................................................................................................1-4-1
1-4-2 Self-diagnostic function...........................................................................................................................1-4-2
(1) Self-diagnostic function.....................................................................................................................1-4-2
(2) Self diagnostic codes ........................................................................................................................1-4-2
1-4-3 Image formation problems......................................................................................................................1-4-8
(1) Completely blank printout..................................................................................................................1-4-8
(2) All-black printout................................................................................................................................1-4-9
(3) Dropouts..........................................................................................................................................1-4-10
(4) Black dots........................................................................................................................................1-4-10
(5) Black horizontal streaks. .................................................................................................................1-4-12
(6) Black vertical streaks.......................................................................................................................1-4-12
(7) Unsharpness...................................................................................................................................1-4-12
(8) Gray background.............................................................................................................................1-4-13
(9) Dirt on the top edge or back of the paper........................................................................................1-4-13
(10) Undulated printing at the left edge (scanning start position)...........................................................1-4-13
1-4-4 Electric problems ..................................................................................................................................1-4-14
1-4-5 Mechanical problems............................................................................................................................1-4-16
1-5 Assembly and Disassembly
1-5-1 Precautions for assembly and disassembly............................................................................................1-5-1
(1) Precautions .......................................................................................................................................1-5-1
1-5-2 Outer covers ...........................................................................................................................................1-5-2
(1) Detaching and refitting the top cover.................................................................................................1-5-2
(2) Detaching and refitting the right cover and left cover........................................................................1-5-3
1-5-3 Paper feed section..................................................................................................................................1-5-4
(1) Detaching and refitting the paper feed assembly (paper feed roller and pickup roller).....................1-5-4
(2) Detaching and refitting the retard roller.............................................................................................1-5-5
(3) Detaching and refitting the registration upper and lower roller.........................................................1-5-6
(4) Detaching and refitting the MP tray paper feed roller........................................................................1-5-8
1-5-4 Developer section...................................................................................................................................1-5-9
(1) Detaching and refitting the developer unit.........................................................................................1-5-9
1-5-5 Drum section.........................................................................................................................................1-5-10
(1) Detaching and refitting the drum unit ..............................................................................................1-5-10
(2) Detaching and refitting the main charger unit..................................................................................1-5-11
1-5-6 Transfer/separation section ..................................................................................................................1-5-12
(1) Detaching and refitting the transfer roller and separation charger brush unit .................................1-5-12
1-5-7 Fuser section ........................................................................................................................................1-5-14
(1) Detaching and refitting the fuser unit...............................................................................................1-5-14
(2) Detaching and refitting the fuser heater lamp .................................................................................1-5-15

(3) Detaching and refitting the heat roller .............................................................................................1-5-17
(4) Detaching and refitting the press roller............................................................................................1-5-18
(5) Detaching and refitting the fuser thermistor M, fuser thermistor S, and thermal cutout..................1-5-19
1-5-8 PWBs....................................................................................................................................................1-5-22
(1) Detaching and refitting the engine PWB .........................................................................................1-5-22
(2) Detaching and refitting the main PWB ............................................................................................1-5-26
(3) Detaching and refitting the power source unit.................................................................................1-5-28
1-5-9 Others...................................................................................................................................................1-5-30
(1) Detaching and refitting the paper feed drive unit.............................................................................1-5-30
(2) Detaching and refitting the main drive unit......................................................................................1-5-31
(3) Detaching and refitting the laser scanner unit.................................................................................1-5-32
1-6 Firmware
1-6-1 Downloading firmware ............................................................................................................................1-6-1
(1) Downloading the firmware from the parallel interface.......................................................................1-6-2
(2) Downloading the firmware from the memory card.............................................................................1-6-3
(3) Downloading the firmware from the USB memory............................................................................1-6-5
2-1 Mechanical Construction
2-1-1 Paper feed section..................................................................................................................................2-1-1
(1) Paper cassette paper feed section....................................................................................................2-1-1
(2) MP tray paper feed section ...............................................................................................................2-1-2
(3) Paper feed conveying section...........................................................................................................2-1-3
2-1-2 Drum section...........................................................................................................................................2-1-4
(1) Drum section.....................................................................................................................................2-1-4
2-1-3 Expose section........................................................................................................................................2-1-5
(1) Laser scanner unit.............................................................................................................................2-1-5
2-1-4 Developing section..................................................................................................................................2-1-7
(1) Developing section............................................................................................................................2-1-7
2-1-5 Transfer/separation section ....................................................................................................................2-1-8
(1) Transfer/separation section...............................................................................................................2-1-8
2-1-6 Cleaning section .....................................................................................................................................2-1-9
2-1-7 Fuser section ........................................................................................................................................2-1-10
(1) Fuser unit ........................................................................................................................................2-1-10
2-1-8 Paper exit section/rear unit...................................................................................................................2-1-12
(1) Paper exit section/rear unit..............................................................................................................2-1-12
2-1-9 Duplex conveying section.....................................................................................................................2-1-14
(1) Duplex conveying section................................................................................................................2-1-14
2-2 Electrical Parts Layout
2-2-1 Electrical parts layout..............................................................................................................................2-2-1
(1) Electrical parts layout........................................................................................................................2-2-1
2-3 Operation of the PWBs
2-3-1 Power source unit...................................................................................................................................2-3-1
2-3-2 Engine PWB............................................................................................................................................2-3-3
2-3-3 Main PWB...............................................................................................................................................2-3-9
2-4 Appendixes
(1) Wiring diagram (30/31 ppm printer [EUR/USA model]).....................................................................2-4-1
(2) Wiring diagram (35/37 ppm printer [EUR/USA model]).....................................................................2-4-2
(3) Wiring diagram (45/47 ppm printer [EUR/USA model]).....................................................................2-4-3
(4) Repetitive defects gauge...................................................................................................................2-4-4

2F8/2F9/2GA-2
1-1-1
1-1-1 Specifications
Printing method...............................Semiconductor laser and electrophotography
Printing speeds...............................Simplex:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
A5: 19 ppm A6: 21 ppm A6: 23 ppm
A4: 30 ppm A5: 21 ppm A5: 23 ppm
Letter: 31 ppm A4: 35 ppm A4: 45 ppm
Legal: 26 ppm Letter: 37 ppm Letter: 47 ppm
Legal: 28 ppm Legal: 38 ppm
Duplex:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
A4: 15.5 ppm A4: 25 ppm A4: 33.5 ppm
Letter: 15.5 ppm Letter: 26 ppm Letter: 34.5 ppm
Paper sizes.....................................Paper cassette:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
A4, A5, B5, letter, legal, A4, A5, B5, A6, letter, A4, A5, B5, A6, letter,
folio, officio II, legal, folio, officio II, legal, folio, officio II,
custom (148 ×210 to custom (148 ×210 to custom (148 ×210 to
216 ×356 mm/ 216 ×356 mm) 216 ×356 mm/
513/16 ×8 1/4 to 5 13/16 ×8 1/4 to 5 13/16 ×8 1/4 to
81/2 ×14") 8 1/2 ×14") 8 1/2 ×14")
MP tray:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
A4, A5, B5, A6, letter, A4, A5, B5, A6, letter, A4, A5, B5, A6, letter,
legal, folio, officio II, legal, folio, officio II, legal, folio, officio II,
custom (70 ×148 to custom (70 ×148 to custom (70 ×148 to
216 ×356 mm/ 216 ×356 mm) 216 ×356 mm)
23/4 ×5 13/16 to 2 3/4 ×5 13/16 to 2 3/4 ×5 13/16 to
81/2 ×14") 8 1/2 ×14") 8 1/2 ×14")
Paper types.....................................Paper cassette:
Plain, preprinted, bond, recycled, rough, letterhead, color, prepunched, high quality,
and custom
MP tray:
Plain, transparency, preprinted, labels, bond, recycled, vellum, rough, letterhead,
color, prepunched, envelope, cardstock, thick, high quality, and custom
Paper feed source capacity............Paper cassette: 500 sheets (80 g/m2)
MP tray: 100 sheets (80 g/m2)
Output tray capacity........................Top tray:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
250 sheets (80/m2) 500 sheets (80/m2) 500 sheets (80/m2)
Face up tray (optional):
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
Not available PT-310: PT-310:
250 sheets (80/m2) 250 sheets (80/m2)
Photo conductor..............................a-Si (diameter: 30mm/1 3/16")
Charging system.............................Contact charger roller method (positive charging)
Developing system .........................Single component developer
Transfer system..............................Transfer roller
Separation system..........................Separation brush (DC bias)
Fixing system..................................Heat fusing with a heat roller and a press roller
Charge erasing system...................Light emitted by LED
Cleaning system.............................Counter blade cleaning
Warm-up time
(22 ° C/71.6 ° F, 60%RH) Power on:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
13 seconds or less 15 seconds or less 17 seconds or less
Sleep:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
10 seconds or less 15 seconds or less 15 seconds or less
NOTE: 30/31 ppm printer (EUR/USA model), 35/37 ppm printer (EUR/USA model), 45/47 ppm printer (EUR/USA model)

2F8/2F9/2GA-1
1-1-2
First print out (A4)...........................30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
19 seconds or less 25.5 seconds or less 24 seconds or less
Resolution.......................................Fine 1200, Fast 1200, 600 dpi, 300 dpi
Monthly duty ...................................Average:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
4,000 pages 8,000 pages 12,000 pages
Maximum:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
150,000 pages 200,000 pages 250,000 pages
Operating systems..........................Microsoft Windows 95/98/Me/2000/XP, Microsoft Windows NT4.0,
Microsoft Windows Server 2003, Apple Macintosh OS 9, Apple Macintosh OS X
Controller........................................30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
PowerPC 440 PowerPC 750CXr PowerPC 750CXr
400 MHz 400 MHz 500 MHz
Memory...........................................Standard:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
64 MB 64 MB 128 MB
Maximum:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
576 MB 576 MB 640 MB
Interface..........................................Standard:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
USB: Hi-Speed USB, USB: Hi-Speed USB, USB: Hi-Speed USB,
Full-Speed USB Full-Speed USB Full-Speed USB
(USB memory slot) (USB memory slot) (USB memory slot)
Parallel: IEEE1284 Parallel: IEEE1284 Parallel: IEEE1284
KUIO-LV slot Network: Network:
10BASE-T/100BASE-TX 10BASE-T/100BASE-TX
KUIO-LV slot KUIO-LV slot
Optional:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
IB-11: Serial, IB-11: Serial, IB-11: Serial,
IB-21E/IB-30: IB-21E: IB-21E:
10BASE-T/100BASE-TX 10BASE-T/100BASE-TX 10BASE-T/100BASE-TX
Operation environment...................Temperature: 10 to 32.5°C/50 to 90.5°F
Relative humidity: 15 to 80 %
Altitude: 2,500 m/8,202 ft maximum
Illumination: 1,500 lux maximum
Dimensions (W ×D ×H).................30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
382 ×394 ×285 mm 382 ×394 ×320 mm 382 ×394 ×320 mm
15 1/16 ×15 1/2 ×11 1/4"151/16 ×15 1/2 ×12 5/8"151/16 ×15 1/2 ×12 5/8"
Weight (without toner container).....30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
15.8 kg 16.7 kg 16.7 kg
34.83 lbs 36.82 lbs 36.82 lbs
Operating noise .............................. During printing
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
LpA = 50 dB (A) LpA = 52 dB (A) LpA = 56 dB (A)
During standby:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
LpA = 40 dB (A) LpA = 40 dB (A) LpA = 40 dB (A)
During sleep mode:
30/31 ppm printer 35/37 ppm printer 45/47 ppm printer
Immeasurably low Immeasurably low Immeasurably low
(In accordance with EN ISO7779 [Bystander position, sound pressure level at the
front])
NOTE: 30/31 ppm printer (EUR/USA model), 35/37 ppm printer (EUR/USA model), 45/47 ppm printer (EUR/USA model)

2F8/2F9/2GA-1
1-1-3
1-1-2 Parts names
(1) Overall
Figure 1-1-1




















30/31 ppm printer
(EUR/USA model) 35/37 and 45/47 ppm printer (EUR/USA model)
1. Top cover
2. Paper stopper
3. Top tray
4. Operation panel
5. Paper cassette
6. MP (Multi-Purpose) tray
7. Left side cover
8. Toner container
9. Power switch
10. Waste toner box
11. USB memory slot
12. USB interface connector
13. Network indicators
14. Network interface connector
15. Parallel interface connector
16. AC inlet
17. Rear unit
18. Option interface slot (Network/
Serial/Memory card/Hard disk)

SERVICE
MANUAL
Published in January 2006
842GA110
2GASM060
First Edition
FS-2000D
FS-3900DN
FS-4000DN

PARTS LIST
Published in February 2006
2GAPL071
842GA121
FS-2000D
FS-3900DN
FS-4000DN

NOTES
1. Indicate parts number and machine model when placing an order.
e.g. Parts Number Parts Name Machine Model Cycle Quantity
302F904060 COVER LEFT FS-3900DN 60Hz / 50Hz 1
2. Service calls and freight will be charged separately.
3. Symbols in the "Parts Number" column.
• Parts with "•" are component parts or sub-assemblies of the assembly appearing immediately above them.
e.g. Parts Number Parts Name Parts Number Parts Name
302F894030 COVER TOP ASSY • 302F804110 SPONGE TOP TRAY
• 302F804120 SPONGE TOP TRAY REAR
• Parts with "'" indicates the spare parts and the parts without "'" can not be supplied.

- 1 -
CONTENTS
FIG. 1 Covers (FS-2000D) ................................................... 2
FIG. 1 Covers (FS-3900/4000DN) ........................................ 4
FIG. 2 Frames I .................................................................... 6
FIG. 3 Frames II ................................................................... 8
FIG. 4 Paper Cassette (FS-2000D) .................................... 10
FIG. 4 Paper Cassette (FS-3900/4000DN) ........................ 12
FIG. 5 Cassette Feed ......................................................... 14
FIG. 6 Paper Feed .............................................................. 16
FIG. 7 Imaging Unit ............................................................ 18
FIG. 8 Developer Unit ......................................................... 20
FIG. 9 Fuser Unit I (FS-2000D) ......................................... 22
FIG. 9 Fuser Unit I (FS-3900/4000DN) .............................. 24
FIG.10 Fuser Unit II (FS-2000D) .........................................26
FIG.10 Fuser Unit II (FS-3900/4000DN) .............................28
FIG.11 Driving Unit ..............................................................30
FIG.12 Duplex Unit ..............................................................32
FIG.13 Paper Exit (FS-2000D) ............................................34
FIG.13 Paper Exit (FS-3900/4000DN) ................................36
FIG.14 MPF .........................................................................38
FIG.15 Controller Box ..........................................................40
FIG.16 Parts Package .........................................................42
• INDEX ...................................................................43

- 2 -
2F8/2F9/2GA
FIG. 1 Covers (FS-2000D)
101 101
101
78
9
5
4
1
2
6
3
A02
A01
10 13
15
14
12 12
11

Kyocera-Mita FS-2000D, FS-3900DN, FS-4000DN service manual
Kyocera-Mita FS-2000D, FS-3900DN, FS-4000DN service manual
Kyocera-Mita FS-2000D, FS-3900DN, FS-4000DN service manual
Kyocera-Mita FS-2000D, FS-3900DN, FS-4000DN service manual
Kyocera-Mita FS-2000D, FS-3900DN, FS-4000DN service manual
Kyocera-Mita FS-2000D, FS-3900DN, FS-4000DN service manual
Kyocera-Mita FS-2000D, FS-3900DN, FS-4000DN service manual
Kyocera-Mita FS-2000D, FS-3900DN, FS-4000DN service manual
Kyocera-Mita FS-2000D, FS-3900DN, FS-4000DN service manual