Mita-Kyocera FS5900C SERVICE MANUAL [UK]

WARNING
CLASS KLASSE CLASSE CLASE
1 LASER PRODUCT 1 LASER PRODUKT 1 LASER PRODUIT 1 LÁSER PRODUCTO
ATTENTION: Rayonnement laser invisible dangereux en cas d'ouverture. EXPOSITION DANGEREUSE AU FAISCEAU.
VARNING: Osynlig laserstrålning när denna del är öppnad. STRÅLEN ÄR FARLIG.
VARO!: Näkymätöntä avattaessa olet alttiina lasersäteilylle. ÄLÄ KATSO SÄTEESEN.
VARNING: Osynlig laserstrålning när denna del är öppnad. BETRAKTA EJ STRÅLEN.
ADVARSEL: Usynlig laserstråling ved åbning. UNDGÅ UDSÆTTELSE FOR STRÅLING.
PELIGRO: Cuando se abre, se producen radiaciones invisibles de láser. EVÍTESE LA EXPOSICIÓN A TALES RAYOS.
DANGER: Invisible laser radiation when open. AVOID DIRECT EXPOSURE TO BEAM.
CAUTION: Invisible laser radiation when open. AVOID EXPOSURE TO BEAM.
VORSICHT: Unsichtbare Laserstrahlung, wenn Abdeckung geöffnet. NICHT DEM STRAHL AUSSETZEN.
ADVARSEL: Usynlig laserstråling når deksel åpnes. UNNGÅ EKSPONERING FOR STRÅLEN.
PJQTA0325ZA
This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not contai n w arnings o r caut ions to adv ise n on-tech nical indi vi duals of pot ential dange rs in att emptin g to s ervice a product. Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
DANGER: Invisible laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM.
PELIGRO: Cuando se abre y se invalida el bloqueo, se producen radiaciones invisibles de láser. EVÍTESE LA EXPOSICIÓN A TALES RAYOS.
CAUTION: Invisible laser radiation when open and interlocks defeated. AVOID EXPOSURE TO BEAM.
VARNING: Osynlig laser­strålning när denna del är öppnad och spärrar är urkopplade. STRÅLEN ÄR FARLIG.
VORSICHT: Unsichtbare Laserstrahlung, wenn Abdeckung geöffnet und Sicherheitsverriegelung überbrückt. NICHT DEM STRAHL AUSSETZEN.
VARO!: Näkymätöntä avattaessa ja suojalukitus ohitettaessa olet alttiina lasersäteilylle. ÄLÄ KATSO SÄTEESEEN.
VARNING: Osynlig laserstrålning när denna del är öppnad och spärren är urkopplad. BETRAKTA EJ STRÅLEN.
ADVARSEL: Usynlig laserstråling ved åbning når sikkerhedsafbrydere er ude af funktion. UNDGÅ UDSÆTTELSE FOR STRÅLING.
Laser diode properties
Laser output : 5 mW max Wavelength : 780 nm Emission duration : Continuous
Class 3B
ADVARSEL: Usynlig laserstråling når deksel åpnes og sikkerhedslås brytes. UNNGÅ EKSPONERING FOR STRÅLEN.
(220-240 VAC equipment)
CAUTION:
HOT SURFACE INSIDE
CAUTION:
HOT SURFACE INSIDE
ATTENTION:
SURFACE CHAUDE CI-INTERIEUR
VORSICHT:
HEISSE FLÄCHE INTERN
ATENCION:
SUPERFICIE CALIENTE EN EL INTERNO
Laser Scanning Unit (LSU)
CAUTION:HOT SURFACE BELOW ATTENTION:SURFACE CHAUDE CI-DESSOUS VORSICHT:HEIßE OBERFLÄCHE DARUNTER ATENCION:SUPERFICIE CALIENTE ABAJO
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FS-5900C Service Manual
1. Introduction
1.1 Specifications ................................................................................................................. .................... 1
1.2 Options, Accessories and Supplies...................................................................................................... 5
1.3 Control Panel Overview ...................................................................................................................... 6
1.3.1 Message Display........................................................................................................................ 6
1.4 Rear Panel........................................................................................................................................... 8
1.4.1 Connectors................................................................................................................................. 8
1.4.2 Network card............................................................................................................................. 8
1.5 Parts Identification ............................................................................................................................. 9
1.5.1 Front side view.......................................................................................................................... 9
1.5.2 Rear side view ........................................................................................................................... 9
1.6 Component Layout...........................................................................................................................10
1.7 Electrical Components......................................................................................................................11
1.8 Switches/Sensors Identification ........................................................................................................12
2. Installation , Setup, an d Repa cking
2.1 Installation Requirements................................................................................................................. 13
2.1.1 Environment............................................................................................................................ 13
2.1.2 Minimum Space Requirements .............................................................................................. 13
2.2 Setup................................................................................................................................................14
2.2.1 Removing the Packing Material............................................................................................. 14
2.2.2 Installing the Optional Paper Feeder ....................................................................................14
2.2.3 Preparing the Imaging Unit ...................................................................................................14
2.2.4 Installing the Toner Developers............................................................................................. 15
2.2.5 Adding Paper or Transparencies............................................................................................ 16
2.3 Installing RAM SIMMs (Option) ........................................................................................................16
2.4 Replacing the Fuser Unit...................................................................................................................17
2.5 Replacing the Imaging Unit.............................................................................................................. 18
2.6 Repacking.........................................................................................................................................21
3. Mode Selection
3.1 Navigating through the Menus ........................................................................................................29
3.1.1 Display Information........................................................ ...... ....... ...... ....... ...... ....... ...... .. ..... .... 29
4. Mechanical Functions
4.1 Drive Mechanism/Image Process General Description....................................................................... 30
4.2 Print Process.....................................................................................................................................32
4.2.1 Discharging and Charging...................................................................................................... 32
4.2.2 Laser Exposure and Scanning................................................................................................32
4.2.3 Developing............................................................................................................................... 34
4.2.4 Toner Transfer to the Accumulator Belt ................................................................................ 35
4.2.5 Paper Pickup ...........................................................................................................................35
4.2.6 Toner Transfer to Paper..........................................................................................................36
4.2.7 Fusing and Exiting.................................................................................................................. 36
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Table of Contents
5. Removal and Replacement Procedures
5.1 Upper Rear, Lower Rear and Top Covers............................................................................................38
5.2 Left Side Cover and Multi-purpose Tray ............................................................................................38
5.3 Operation Panel Cover and Printer LCD Board..................................................................................39
5.4 Safety Interlock Switches and Toner Empty Sensor Board (T)............................................................40
5.5 Front Cover and Bottom Front Cover................................................................................................4 1
5.6 Front Right Side, Rear Right Side and Lower Right Side Covers.........................................................42
5.7 Left Side Cover..................................................................................................................................43
5.7.1 Left Side Cover Removal .........................................................................................................43
5.7.2 Left Side Cover Sub Assembly................................................................................................43
5.8 Printer Main Control Board, HSYNC Board and Network Relay Board...............................................44
5.8.1 Printer Main Board Removal..................................................................................................44
5.8.2 Printer Main Control Board Disassembly, HSYNC Board and Network Relay Board........44
5.9 Paper Feed Unit ................................................................................................................................4 5
5.9.1 Paper Feed Unit Removal .......................................................................................................45
5.9.2 Paper Feed Unit Board and MP Tray Paper Out/Registration Sensor Board......................45
5.9.3 Transfer Roller Clutch, Transfer Roller Holder, Cleaning Roller Holder and
Registration Roller...................................................................................................................46
5.9.4 MP Tray Retard Pad................................................................................................................48
5.9.5 MP Tray Motor, MP Tray Pickup Roller and MP Tray Pickup Roller Shaft.........................49
5.9.6 Pickup Roller, Pickup Roller Shaft Assembly and Paper Empty Sensor Arm .....................51
5.9.7 Paper Feed Roller and Paper Feed Unit Frame.....................................................................52
5.10 Toner Developer Selector/Paper-eject Unit.........................................................................................53
5.10.1 Toner Developer Selector/Paper-eject Unit Removal.............................................................53
5.10.2 Covers, Sensor Boards (Paper Ejection, Paper Exit, Paper Tray Full) and
Paper Ejection Roller....... ...... ....... ...... ....... ...... ...... ....... .................................................... .. .... .54
5.10.3 Cam Motor Board, Toner Developer Movement Sensor Board and Toner Selector Cam....56
5.10.4 Joint Gear and Face Down Switch Back Solenoid.................................................................57
5.10.5 Switch Back Shaft, Switch Back Roller and Face Down Switch Gate..................................58
5.11 Engine Control Board Shield Cover...................................................................................................60
5.12 Laser Scanning Unit (LSU).................................................................................................................60
5.13 Power Supply Unit............................................................................................................................61
5.13.1 Power Supply Unit Removal ...................................................................................................61
5.13.2 Power Supply Unit Sub Assembly..........................................................................................61
5.14 Engine Control Board .......................................................................................................................6 2
5.15 Fuser/Toner Developer Fan Motor and Ozone Fan Motor ..................................................................62
5.16 Main Motor, Paper Feed Motor and Left Side Cover Switch..............................................................63
5.17 Transfer Roller Bias Terminal, FTR Bias Terminal, Home Sensor Board and Fuser Joint Connector ......63
5.18 IT Cleaning Solenoid Board and Toner Developer Drive Motor/Toner Developer Drive Unit ...............64
5.18.1 Removal (IT Cleaning Solenoid Board and Toner Developer Drive Motor/
Toner Developer Drive Unit)...................................................................................................64
5.18.2 Toner Developer Drive Unit Sub Assembly............................................................................65
5.19 Printer Main Control Board Holder, Printer Panel Relay Board and High Voltage Board ....................67
5.20 IT Belt Cleaning Drive Gears, Cleaning Clutch Shaft Assembly, Main Motor Bracket, Imaging Unit Coupling Connector, Fuser Coupling Connector and Optional 2nd Feeder
Coupling Connector..........................................................................................................................68
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FS-5900C Service Manual
5.21 Cassette Detection Sensor Board...................................................................................................... 69
5.22 Pre-Exposure Eraser and Pre-Transfer Boards.................................................................................... 69
5.23 Pre-Transfer Board Bracket and Toner Developer Guide Rails ............................................................70
5.23.1 Pre-transfer Board Bracket .................................................................................................... 70
5.23.2 Toner Developer Guide Rails.................................................................................................. 71
5.24 Cassette Guide, Fuser Guide Frame and Fuser/Paper Feed Unit Drive Gears...................................... 72
5.25 Fuser Unit Component (Heat Lamp, Thermal Fuse and Thermostat)................................................. 73
6. Electrical Circuit Description
6.1 Engine Block Diagram ......................................................................................................................75
6.2 Printer Main Control Board Block Diagram.......................................................................................76
6.3 Basic engine functions......................................................................................................................77
6.4 Engine controller system.................................................................................................................. 77
6.4.1 Configuration memory............................................................................................................ 77
6.4.2 High-voltage generator ................................ ...... ....... ...... ...... ....... ...... ....... ...... ....... ...... ....... .... 77
6.4.3 Laser scanner control.............................................................................................................. 77
6.4.4 Polygon motor control ............................................................................................................. 77
6.5 Safety interlock.................................................................................................................................77
6.5.1 The engine gate array............................................................................................................. 78
6.5.2 Power supply ............................ ....... ................................................... ....... .............................. 85
6.6 Logic controller system..................................................................................................................... 87
6.6.1 Printing data processing.........................................................................................................89
6.7 Main logic component .....................................................................................................................89
6.8 Print engine (video) interface ...........................................................................................................92
6.8.1 Physical Characteristics .........................................................................................................93
6.9 Interface Signals...............................................................................................................................94
6.9.1 Signal functions....................................................................................................................... 94
6.9.2 Serial control lines .................................................................................................................. 95
7. Setting the Colour Density
8. Preventative Maintenance
8.1 General................................................................................................................. .... ........................99
8.2 Recommended Tools.........................................................................................................................99
8.3 Recommended Cleaning...................................................................................................................99
8.4 Maintenance Tables........................................................................................................................100
8.4.1 User Maintenance.................................................................................................................100
8.4.2 Service Maintenance.......... ...... ....... ................................................... ....... ...... ...................... 10 1
9. Troubleshooti ng
9.1 Initial Troubleshooting Flowchart ................................................................................... ........... .....102
9.2 Error Messages............................................................................................................................... 103
9.2.1 Error Messages...................................................................................................................... 103
9.2.2 Call Service person Codes..................................................................................................... 105
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Table of Contents
9.3 Jam.................................................................................................................................................108
9.3.1 Print Media Problem .............................................................................................................108
9.3.2 Print Media skews. ................................................................................................................108
9.3.3 Printer cannot distinguish between paper and transparency. ............................................108
9.3.4 Paper jams at the media cassette. ........................................................................................109
9.3.5 Paper jams midway in the paper feeder. ..............................................................................109
9.3.6 Paper jams at the second bias transfer roller.......................................................................110
9.3.7 Fuser Jams.............................................................................................................................110
9.3.8 Eject Jams..............................................................................................................................111
9.3.9 Multi-purpose Tray Jams......................................................................................................111
9.4 Print Quality....................................................................................................................................112
9.4.1 Blank Print.............................................................................................................................112
9.4.2 All-black Print........................................................................................................................112
9.4.3 Missing Primary Colour ........................................................................................................113
9.4.4 Light Print..............................................................................................................................113
9.4.5 Repeated spots or lines on print in-line with each other.....................................................114
9.4.6 Dark Vertical Line in Print ...................................................................................................114
9.4.7 White horizontal line or band in all the colours of a print ..................................................115
9.4.8 Mis-transfer, missing portions of toner.................................................................................115
9.4.9 Dirty Background ..................................................................................................................115
9.4.10 Partial Black Dots..................................................................................................................115
9.4.11 Dark Irregular Streaks in All Colours...................................... ...... ....... ...... ....... ...... ....... .....116
9.4.12 Ghosting .................................................................................................................................116
9.4.13 Unfused or Partially Fused Printing....................................................................................116
9.4.14 Image is skewed on the paper. ..............................................................................................116
9.4.15 Stains on Back of Print..........................................................................................................117
9.4.16 No Printing on Edge of Print.................................................................................................117
9.4.17 Image is not centered on the print when it should be. ........................................................117
9.5 Printer Error (Call Service person) ...................................................................................................118
9.5.1 BB/B8/B9/BA..........................................................................................................................118
9.5.2 A6............................................................................................................................................119
9.5.3 E2/E3......................................................................................................................................119
9.5.4 A5............................................................................................................................................120
9.5.5 AC...........................................................................................................................................122
9.5.6 AD...........................................................................................................................................124
9.5.7 AE...........................................................................................................................................125
9.5.8 AF ...........................................................................................................................................126
9.5.9 B7............................................................................................................................................127
9.5.10 A2............................................................................................................................................128
9.5.11 E4............................................................................................................................................130
9.5.12 A7............................................................................................................................................130
9.5.13 A8............................................................................................................................................131
9.5.14 AA ...........................................................................................................................................132
9.5.15 AB ...........................................................................................................................................133
9.5.16 E1............................................................................................................................................134
9.5.17 A9............................................................................................................................................135
9.5.18 E6............................................................................................................................................135
9.5.19 BC ...........................................................................................................................................135
9.5.20 BD...........................................................................................................................................136
9.5.21 E0............................................................................................................................................136
9.5.22 BE ...........................................................................................................................................137
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FS-5900C Service Manual
9.5.23 BF...........................................................................................................................................137
9.5.24 Call Service person F0 .......................................................................................................... 137
9.5.25 Memory Overflow............................ ...... ....... ...... ....... ...... ...... ................................................ 138
9.5.26 Call Service person F2 .......................................................................................................... 138
9.5.27 Call Service person F3 .......................................................................................................... 139
9.6 No Message Section.......................................................................................................................140
vi
1. Introduction

1.1 Specifications

CPU PowerPC 603e (100 MHz) Printing Method Semiconductor Laser

1. Introduction

Printer
Host I/F Standard : Bidirectional Parallel, Serial (8-pin DIN)
Print Speed The speeds listed in the following table represent the time the printer pro-
Resolution 600 × 600 dpi
Paper Output Up to 500 sheets [75 g/m
Option: Network inte rface card
duces multiple prints on various media and resolution (Continuous
throughput rate). Continuous Print Speeds (ppm) Simplex
600 × 600 dpi
Plain Paper colour: 4 Legal colour: 2 Labels, Coated, Card Stock, 2nd Side colour: 2 Transparency colour: 2
1200 × 1200 dpi
Plain Paper colour: 2 Legal colour: 1 Labels, Coated, Card Stock, 2nd Side colour: 2
Duplex 600 × 600 dpi
Plain Paper colour: 2 Legal colour: 1
1200 × 1200 dpi
Plain Paper colour: 1 Legal colour: 0.5
1200 × 1200 dpi (additional RAM required)
2
(20 lbs.)]
mono: 16 mono: 8 mono: 8 mono: 8
mono: 8 mono: 4 mono: 8
mono: 4 mono: 2
mono: 2 mono: 1
RAM Standard 48 MB (expandable to a maximum of 112 MB with optional
Operating Environment Temperature: 10 to 32.5 °C (50 to 90.5 °F)
Storage Environment Temperature: 0 to 40 °C (32 to 104 °F)
Best Print Quality Temperature: 16 °C to 27 °C (59 °F to 77 °F)
Operating Altitude 0 to 2,500 m (8,000 ft.) Storage Altitude 0 to 4,000 m (13,125 ft.) Warm Up Time Less than 330 seconds (at 22 °C, 50 %RH) Dimensions of Standard
Unit (without Paper Feeder)
SIMMs)
Humidity: 15 to 80 % RH
Humidity: 10 to 80 % RH
Humidity: 36 to 63 % RH
Height: 462 mm (18.2") Depth: 493 mm (19.4") Width: 510 mm (20.1") [784 mm (30.9") with the output tray]
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FS-5900C Service Manual
Printer
Mass (Weight) of standard unit with all consumables
(without optional Paper Feeder)
51 Kg (112 lbs.) Voltage 120 VAC ±10 % Frequency 60 Hz Power Consumption 920 W Max.
210 W (standby)
Less than 45 W (Energy Star mode), meeting the Energy Star power conser-
vation requirements Noise Level 53 dB(A) [Printing mode]
47 dB(A) [Standby mode] Density Control Variable (through the operator panel [MODE key]) Fusing System Heat and Pressure Rollers Photoreceptor Organic Photoconductor (OPC) Belt Development Process One component non magnetic development Toner Yielding
(5% image area)
12,000 pages average (Black toner developer),
10,000 pages average (C.M.Y toner developers) Safety and EMC Standard For the 120 VAC version: UL 1950 listed
FCC Part 15, Subpart B Class B, certified Paper Weight Media cassette*
Simplex
mono: 60 to 105 g/m colour:75 to 105 g/m
2
(16 to 28 lbs.)
2
(20 to 28 lbs.)
Paper
Duplex
mono: 75 to 90 g/m colour:75 to 90 g/m
2
(20 to 24 lbs.)
2
(20 to 24 lbs.)
Multi-purpose tray
Simplex only
mono: 75 to 165 g/m colour:75 to 165 g/m
2
(20 to 44 lbs.)
2
(20 to 44 lbs.) Thickness 3.7 to 7.5 mils (1 mil=1/1000") Moisture Content 4% to 6% Smoothness 100 to 300 Sheffield Acid Content 5.5 PH minimum Fusing Compatibility Must not scorch, melt, offset material or release hazard ous emissions when
heated to 200 °C (392 °F) for 0.1 second Cutting Dimensions ±0.0313 inch of normal, corners 90° ±4° Grain Long grain Cut Edge Conditions Cut with sharp blades, no paper dust Ash Content Not to exceed 10 % Curl No allowable curl toward the side to be printed Packing Polylaminated moisture proof ream wrap Paper Size A4 8.3" × 11.7" (210 × 297 mm)
Legal 8.5" × 14" (216 × 356 mm)
Letter 8.5" × 11" (216 × 279 mm) Transparency Size A4 8.3" × 11.7" (210 × 297 mm)
Letter 8.5" × 11" (216 × 279 mm)
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1. Introduction
Types of paper to avoid
1. Extremely smooth or shiny paper or paper that is highly textured
2. Letterhead imprinted with low temp erature or thermography. These materials may transfer onto the fusing roller and cause damage. Any pre-printed paper should use inks compatible with 200 °C (392 °F) for 0.1 second.
3. Damaged or wrinkled paper, or paper with irregularities such as tabs, staples, etc.
4. Multipart forms or carbonless paper
5. Paper with a 25% or more cotton and/or fiber content
6. Ink jet paper (It may transfer onto the fuser roller and cause damage.)
* We do not recommend the use of 1 05 g/m
paper feed problems may be experienced.
2
(28 lbs.) paper in areas of high or low humidity and temperature since
Device Cables (Not included with the Printer)
Cables Description
Parallel/Centronics
Serial Requires a Kyocera cable adaptor SA-80 which converts 8-pin DIN to 25-pin DSUB config-
36-pin high-density plug to 25-pin DSUB plug; less than 2.0 m (6.56 ft.) Connects the printer to a PC parallel port
uration.
Specifications are subject to change without notice.
Trademark Acknowledgements
Windows is a registered trademark of Microsoft Corporation in the United States and/or other countrie s. Pentium is a registered trademark of Intel Corporation. Corel is a trademark of Corel Corporation. Adaptec is a registered trademark of Adaptec, Inc. Centronics is a trademark of Centronics Data Computer Corporation. TextBridge is a registered trademark of Xerox Corporation. Adobe and Acrobat are trademarks of Adobe Systems Incorporated. All other acknowledgments are trademarks or registered trademarks of their respective holders. Acrobat Reader copyright 1987-1999 Adobe Systems Incorporated. All rights reserved.
As an Energy Star Partner, Kyocera Corporation has determined that this product meets the Energy Star g uidel ines fo r e nergy ef fici ency. The international Energy StarSM Lo go i s valid in U.S.A., Europe and Japan only.
All about media
The recommended media is as follows: Letter/Legal: Hammermill LASERPRINT 90 g/m A4: NEUSIEDLER COLOR COPY 90 g/m
For the finest resolution and the brightest, most consistent colours, use a high grade laser paper. The weight of the paper should be 60-105 g/m
2
(16-28 lbs.) paper in the media cas settes; and 75-120 g/m2 (20-
32 lbs.) in multi-purpose tray.
Transparency: 3M CG3700 and 3M CG3710
2
(24 lbs.)
2
(24 lbs.)
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FS-5900C Service Manual
Labels Use only full 8.5" × 11" or A4 label sheets rath er tha n die-cut l abel sheets t hrough t he mult i-purp ose tray. Die-cut labels may peel off from their backing and stick inside the imaging unit or fuser.
Envelopes This printer prints black text only using the following high quality #10 laser envelopes with diagonal steams. Do not insert more than one envelope at a time.
• A thin, sharply creased leading edge.
2
• Paper weight of 90 g /m
(24 lbs.)
• Flat and free of curls, wrinkles, nicks, etc.
• Make sure that the media cassettes are free of dust. Du st and dirt in a media cassette can be transferred to the paper or transparency, resulting in poor print quality.
• Handle paper and transparencies with both hands at the edges to avoid creases and fin gerprints, which can result in poor print quality.
• Store paper and transparencies in the original dust-free package.
• To prevent transparencies or paper from sticking together, fan them before loading into the appropriate media cassette.
• If the optional paper feeder is used: A media cassette can be installed in any of the three tray slots; how­ever, the transparency tray should only be inserted in the upper and middle tray slots.
Margins and Print Area
When the printer places an image on media, the image (print area) is a bit smaller than the media size. Page margins adjustment may be needed in an application software to match the pr int area.
The following table lists the page sizes, the maximum print areas, and the margins for the media sizes sup­ported in KPDL emulation, 600dpi.
Media
cm/inch Points Horizontal Vertical
A4 21.0 × 29.7 595 × 842 112 120 4736 × 6784 B5 18.2 × 25.7 516 × 729 174 97 3950 × 5875 ISO B5 17.6 × 25.0 499 × 708 99 102 3958 × 5700 Legal 8.5 × 14 inches 612 × 1008 86 136 4928 × 8128 Letter 8.5 × 11 inches 612 × 792 86 132 4928 × 6336 Executive 7.25 × 10.5 inches 522 × 756 100 100 4150 × 6100
Page Size Edge limitis (A) (dot)
B
Horizontal
edge limit
Printable area
Direction of paper feeding
Printable area (B) (dot)
A
Vertical edge limit
RAM and printer capabilities
The printer features 16 Mbytes of base RAM and a 32-Mbyte SIMM fit in the one of the three connectors that accept 4, 8, 16 and 32-Mbyte RAM SIMMs. With additional RAM memory the printer’s capabilities increase as follows:
4
1. Introduction
When using the Printer Driver and Utilities
Total Memory Selectable Print Quality Mode Printable without Memory Overflow
48 MB (Stan dard)
56 MB (8MB added) 72 MB (24MB added) Letter, A4, Legal
* Documents can be printed on Legal size paper when the print style is set to Color Graphics provided the data size of the documents is small.
Fast (300 dpi) Letter, A4, Legal Standard (600 dpi) Letter, A4*
Letter, A4*
High Quality (1200 dpi)

1.2 Options, Accesso r ies and Supplies

Item Description PF-81 PF-81D HB-7SNMP
EcoLAN 2000E TD-81K TD-81C TD-81M TD-81Y
Paper Feeder Paper Feeder/Duplex Unit Network Card for Ethernet
Toner developer: Black Toner developer: Cyan Toner developer: Magenta Toner developer: Yellow
FK-81 IU-81 TR-81 OS-81 SA-80 HD-2C CP-81 MC-81
Fuser Imaging unit Transfer unit Oil Supply Roll Serial Adapter HDD unit (2GB) Cleaning pad for the fuser Main charger
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FS-5900C Service Manual

1.3 Control Panel Overview

The printer has the following displays and keys. Simple explanation the displays follows. For a full informa­tion on using them, refer to the printer’s User’s Manual (also on the CD-ROM).
1.3.1 Message Display
The message display displays the printer’s operati onal mode. Messages which are displayed and their meanings are as follows:
Message Meaning
Self test
Please wait Ready Processing Waiting
FormFeed TimeOut
Interface Indicator
The interface indicator indicates the interface over which data is currently being received or was last received. The current interface is indicated by one of the following messages:
The printer is self-testing after power-up and is not ready to print. This message appears only at power-up.
The printer is warming up and is not ready to print. The printer is ready to print. The printer is processing print data or in the middle of printing. The last page remains unprinted. The printer waits awhile and eventually generates a form
feed allowing the last page to be printed. (The length of time depends on the form feed timeout setting.) The printing will begin immediately when the card is being used this can indicate the printer is waiting for data to be written.
An automatic form feed has been generated.
Form Feed
key is pressed. If a memory
Display Description
PAR SER OPT
Note:
The display will blink while the printer is receiving data and continue blinking until the interface is
Parallel interface Serial interface Optional interface (if a network interface card is installed)
released, even after data transmission is finished.
6
1. Introduction
Resolution Indicator
This shows the current printing resolution in either 1200 or 600 dpi (dot-per-inch).
Paper Size Indicator
This indicator indicates the paper size of the cassette currently selected. The following abbreviations are used to indicate the paper sizes:
Indicator Paper Size
A4 EX B5 LT LG b5
* These paper sizes can only be fed from the MP tray.
ISO A4 (21 × 29.7 cm) Executive (7-¼ × 10-½ inches)* JIS B5 (18.2 × 25.7 cm)* Letter (8-½ × 11 inches) Legal (8-½ × 14 inches) ISO B5 (17.6 × 25.0 cm)*
Copy Indicator
This indicator indicates the number of copies to print from 001 to 999. This number is reduced as printing proceeds.
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FS-5900C Service Manual

1.4 Rear Panel

1.4.1 Connectors
The rear panel is equipped with the following interface connectors:
• Parallel (high densit y conne cto r)
• Serial (8-pin mini DIN-type connector) A converter cable that allows the serial connector to a DSub connector is opt ionally available by the model number SA-80.
1.4.2 Network card
The network interface card is available in either Ethernet or TokenRing protocol as follows. See your nearest dealer of the manufacturer for availability.
Manufacturer Model Applicable country
HBM HB-7SNMP Available in UK and France
Ethernet
Token Ring SEH IC69-Token-KYO2 All countries
Two LEDs on the face of the optional network card verify LAN connection and network activity.
DPI EcoLAN 2000E Available in USA and Japan SEH IC59-ETHER-KYO2 Other countries
Installing the Network Card
Example:
HB-7SNMP EcoLAN 2000E
10BASE2
10BASE-T
8

1.5 Parts Identification

1.5.1 Front side view
1. Introduction
Control panel
Right side cover
Output tray
Media cassette
Front cover
1.5.2 Rear side view
Fuser
Imaging unit
Network interface card slot
Serial interface connector
Multi-purpose (MP) tray
Power switch
AC inlet
Left side cover [Media thickness switch*]
* Accessible by opening the
left side cover Harddisk access indicator
Parallel interface co nnect or
Memory card connector
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FS-5900C Service Manual

1.6 Component Layout

10

1.7 Electrical Components

Toner Cartridge Drive Unit
Toner Cartridge Motor
Power Supply Unit
1. Introduction
Polygon Motor Driver Board
Ozone Fan
High Voltage Board
Main Control Board
Engine Control Board
Fuser/Toner
Cartridge Fan
Cleaning Board
Paper Feed Motor
Main Motor
Temperature/ Humidity Sensor Board
Interconnect Board
Lower Door Open Sensor
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FS-5900C Service Manual

1.8 Switche s/Sensors Identification

12

2. Installation, Setup, and Repacking

2. Installation, Setup, and Repacking

2.1 Installation Requirements

2.1.1 Environment
Temperature Range: 10°C to 32.5°C [50°F to 90.5°F] (Temperature fluctuation: ±10°C per hour or less) Humidity Range: 15% RH to 80% RH (Humidity fluctuation: ±20 °C per hour or less) Weight: 51 kg (112 lbs.)
Precautions for installation
Place the unit on a stable, level surface. Do not install the unit under the following conditions:
• Extremely high or low temperature
• Extremely high or low humidity
• Direct exposure to sunlight
• Areas of high dust concentration
• Areas of poor ventilation
• Areas exposed to chemical fumes
• Areas with extreme vibration
• Directly in air conditioning flow
2.1.2 Minimum Space Requirements
Allow air flow around the printer to prevent overheating. The following minimum spaces are required:
Rear
35 cm (13.8") Controller Board
45 cm (17.7")
Output tray
Left Right
Multi-purpose Tray
Front cover
50 cm (19.7")60 cm (23.6")
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FS-5900C Service Manual

2.2 Setup

2.2.1 Removing the Packing Material
1. Remove the plastic bag from the printer.
2. Remove any adhesive tape that holds the output tray against the printer.
Note:
Do not throw away the packing materials. They may be required to ship or transport the printer in the future. To provide optimum print quality , the unit must be kept upright and level during unpack­ing.
2.2.2 Installing the Optional Paper Feeder
Warning:
Warning:
1. Place the paper feeder on a solid table or cart selected for the printer.
2. Place the printer on top of the paper feeder. Always keep the printer upright.
3. Make sure that the left and right alignment pins fit in the holes in the base of the printer.
The printer weighs about 51 kg (112 lbs.) and the paper feeder weighs about 14.4 kg (36.3 lbs.). Observe standard precautions for lifting heavy objects.
The printer is not permanently attached to the paper feeder. When moving the printer, turn the power off and remove the power cord, then move the pieces separately; moving the printer incorrectly may damage it and may cause personal injury.
Alignment pins
(Left door side) (Cassette slots side)
2.2.3 Preparing the Imaging Unit
1. Open the front door.
Paper Feeder
14
2. Turn the upper green lever clockwise until it stops
and the arrows are aligned. (This applies tension to the internal belts).
3. Close the front cover.
2.2.4 Installi ng the Toner Developers
2. Installation, Setup, and Repacking
Note:
The toner developers shipped with the printer are starter developers. They are installed in exactly the same manner as t h e standard developers; the only difference is that the starter developers have less toner. (Page life expectancy is 5,000 pages for all toner developers except black which has a life expectancy of 6,000 pages.)
1. Remove the packaging from the toner developer.
2. Remove the shipp ing cover from the developer.
Caution:
Do not tilt the developer to avoid possible toner spillage.
3. Open the printer’s right side door.
Caution:
Do not leave the right side door open for a long time; the imaging unit inside is exposed to light and will be damaged.
4. Insert the toner developer in the appropriately
labeled slot. From top to bottom, the developer order is BLACK, CYAN, MAGENTA, and YELLOW.
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FS-5900C Service Manual
5. Repeat steps 1, 2 and 4 for each toner developer.
6. When all the toner developers have been installed,
close the right side door.
Note: Save all packing material for shipping purposes.
2.2.5 Adding Paper or Transparencies
The printer is shipped with one media cassette of either Letter or A4 paper size. The printer can also use five different cassettes as follows:
Tray Size
A4 Paper 210 × 297 mm (8.27" × 11.7") A4 Transparency 210 × 297 mm (8.27" × 11.7") Letter Paper 8.5" 11" (216 × 279 mm) Letter Transparency 8.5" × 11" (216 × 279 mm) Legal paper 8.5" × 14" (216 × 356 mm)
Notes:• Make sure that correct media is loaded. Each cassette is designed and labeled for only paper or
transparency. If the wrong media type is loaded in a tray, an error message will be displayed when printing is attempted.
If the paper feeder is installed and the automatic tray switching feature (for example, for a large
print job) is used, make sure that all trays in the printer at any one time are the same media type and size.
To optimize the printer’s performance, always use clean, unused media.
Be careful not to leave fingerprints on the media, which can result in a smudged print.
Reusing media that has been fed through the printer (for example, after jams or if the media is
ejected without being printed) can reduce the life of the consumables and paper path components.

2.3 Installing RAM SIMMs (Option)

1. Turn off the printer. Do not unplug the printer; this preserves a ground path to dissipate static charges.
2. Remove the two screws from the controller board.
3. Pull out the controller board.
Controller Board
4. When installing a single RAM SIMM:
Insert a memory module in connector YS3 or YS4 and tilt the module down until it locks in place. When the SIMM is properly inserted, a tab on each end of the connector slips into a hole on each end of the RAM SIMM. Also, a pawl on each end of the connector latches around each end of the RAM SIMM to lock it in place. Go to step 6.
16
~AC IN
Screws
5. When installing two RAM SIMMs:
YS4
YS3
Controller Board
a b
HOT SURFACE INSIDE
Insert the appropriate memory module in connector YS3 and YS4 and tilt the module down until it locks in place. When the SIMM is properly inserted, a tab on each end of the connector slips into a hole on each end of the RAM SIMM. Also, a pawl on each end of the connector latches around each end of the RAM SIMM to lock it in place.
6. Reinstall the controller board.
7. Reinstall the two screws.

2.4 Replacing the Fuser Unit

1. Remove the new fuser from its packaging; keep the
fuser upright.
2. Installation, Setup, and Repacking
2. Open the front doo r. Turn the small green thumb-
screw counterclockwise to unlock the fuser.
Caution:
The fuser is hot; to avoid personal injury, wait approximately 10 minutes for the fuser to cool before touching it.
3. Grasping the green tab on the right, slide the fuser
out until the safety catch stops it. Press the green lever on the left to release the safety catch.
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FS-5900C Service Manual
4. Hold the fuser as shown and slide it out of the
printer. Dispose of the fuser as normal office waste.
Caution: The fuser weighs approximately 3.2 kg (7.11
lbs.). Take care when handling it.
5. Insert the new fuser into the printer.
6. Turn the small green thumbscrew clockwise to lock
the fuser. Close the front door.

2.5 Replacing the Imaging Unit

1. Open the front door. Loosen the two thumbscrews by
turning them counterclockwise. Turn the lower green lever 180° counterclockwise.
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2. Grasping the front gree n handle, slide the unit out
until it catches. Lift up the green handle on the left. Pull the imaging unit out of the printer.
Caution: The imaging unit weighs approximately 6.5
kg (14.3 lbs.). Always use the handles when lifting it.
3. If the imaging unit is to be reinstalled, cover it with
an empty box or place it in a dark cabinet to protect it from light exposure. If the unit is to be discarded, dispose of it as normal office waste.
Important:
Do not expose the imaging unit to light for more than approximately 45 seconds, or irreversible damage may result.
2. Installation, Setup, and Repacking
4. Remove the new imaging unit from the packaging.
The imaging unit is extremely light-sensitive. Leave the protective plastic sheet on the imaging unit immediately before installin g it.
Note:
Save all packing material for future shipping pur­pose.
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FS-5900C Service Manual
5. Remove the used filter by pulling it forward. Dispose
of the filter as normal office waste. Insert the new filter.
6. Turn the upper green lever clockwise until it stops.
Ozone Filter
7. Remove the protective plastic sheet.
Important:
• Do not touch the green surface. Fingerprints may a ffect the print quality.
• Do not expose the imaging unit to light for more than 45 seconds, or irreversible damage may result.
8. Grasp the green handles and i nstall the new unit into
the printer. Release the left handle and push the unit in until it stops.
Plastic Sheet
Handles
9. T urn the lower green lev er clockwise 180° to lock the
imaging unit. T ight en the t wo gree n t humbscrew s by turning them clockwise. Close the front door.
20
2. Installation, Setup, and Repacking

2.6 Repacking

Should the printer need to be transported or shipped, prepare the unit in th e following manner:
Note:
It is highly recommended tha t users keep the ori ginal cart on and all packing ma terials. Observe the following instructions when moving the printer:
Use the original carton and all of the original packing material.
Improper repacking of the printer may result in a service charge to repair the unit or a cleaning
charge to remove spilled toner. Since the printer uses dry toner, extreme care must be taken when handling. The printer should
be handled in the upright (vertical) position.
Materials Required
Original printer, accessory cartons, and other packing materials
Newspaper or drop cloth
Shipping tape and scissors
1. Turn off the printer; remove the power cord and all interface cables.
2. Remove the media cassette(s) from the printer;
remove the media from the cassette(s).
3. Press down on a media cassette’s metal plate. Place the plastic shipping lock into the media cassette as
shown.
Metal Plate
Shipping Look
(3)
(1)
(2)
4. Reinsert the media cassette into the printer; use adhesive tape to secure the cassette to the printer.
5. If the other media casse ttes are in sta lle d, repa ck them for s hi pping or st orage in t heir ori gina l ship pi ng
boxes.
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FS-5900C Service Manual
6. Open the printer’s front door. Loosen the two thumb-
screws by turning them counterclockwise. Turn the lower green lever 180° counterclockwise.
7. Grasping the front green handle, sli de the unit out
until it catches. Lift up the green handle on the left. Pull the imaging unit out of the printer.
Caution: The imaging unit we igh s app rox imate ly 6.5
kg (14.3 lbs.). Always use the handles when lifting it.
8. Wrap the imaging unit with a protective black plastic
sheet.
Important:
• Do not touch the green surface. Fingerprints may a ffect print quality.
• Do not expose the imaging unit to light for more than 45 seconds, or irreversible damage may result.
9. Move the upper lever 90° counterclockwise; this is
necessary to protect the imaging unit during ship­ment.
Handles
Plastic Sheet
22
10.Insert the imaging unit into the packaging.
Paper Feeder
Left Side Door
Cover
Tabs
Transfer Roller
2. Installation, Setup, and Repacking
11.Open the left side door. Using the green handles,
slide the paper feeder out.
12.Push in on green tabs to unlock the cover. Raise the
cover until it catches in the open position.
13.Rotate the transfer roller’s green handles up. Lift out
the transfer roller/waste bin.
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