Toshiba 453, 452, 350, 353 service manual Specifications

Page 9

1. SPECIFICATIONS / ACCESSORIES / OPTIONS / SUPPLIES

1.1 Specifications

Values in [ ] are for e-STUDIO450/452/453 in case that the specification is different between

e-STUDIO350/352/353 and e-STUDIO450/452/453.

• Copy process

Indirect electrophotographic process (dry)

• Type

Desktop type (console type: when paper feed pedestal (PFP) and large ca-

 

pacity feeder (LCF) are installed)

• Original table

Fixed type (the left rear corner used as guide to place originals)

• Accepted originals

Sheet, book and 3-dimensional object. The reversing automatic document

 

feeder (RADF) only accepts paper which are not pasted or stapled. Carbon

 

paper are not acceptable either.

 

Maximum size : A3/LD

 

Single-sided originals

Double-sided originals

MR-3015

50 to 127 g/m2

50 to 105 g/m2

 

(13 lb. Bond to 34 lb. Bond)

(13 lb. Bond to 28 lb. Bond)

MR-3018

35 to 157 g/m2

50 to 157 g/m2

 

(9.3 lb. Bond to 58 lb. Cover)

(13 lb. Bond to 58 lb. Cover)

Copy speed (Copies/min.) e-STUDIO350/352/353

Paper size

Drawer

Bypass feed

PFP

LCF

Paper size

Size specified

Size not specified

 

 

 

A4, LT, B5

35

35

18

35

35

A4-R, B5-R,

25

25

18

25

A5-R, LT-R, ST-R

 

 

 

 

 

B4, LG

21

21

18

21

A3, LD

18

18

18

18

e-STUDIO450/452/453

 

 

 

 

 

 

 

 

 

 

Paper size

Drawer

Bypass feed

PFP

LCF

Paper size

Size specified

Size not specified

 

 

 

A4, LT, B5

45

40

21

45

45

A4-R, B5-R,

28

28

21

28

A5-R, LT-R, ST-R

 

 

 

 

 

B4, LG

24

24

21

24

A3, LD

21

21

21

21

*“–” means “Not acceptable”.

*The copy speed in the above table are available when originals are manually placed for single side, multiple copying.

*When the RADF is used, the copy speed of 35[45] sheets per minute is only available under the fol- lowing conditions:

• Original/Mode:

Single side original/A4/LT size. APS/automatic density are not selected.

• Number of sheets:

35[45] or more.

 

• Paper feeding:

LCF

 

• Reproduction ratio:

100%

 

© 2003 - 2008 TOSHIBA TEC CORPORATION All rights reserved 1 -

e-STUDIO350/352/353/450/452/453

 

07/11

SPECIFICATIONS

 

 

1

Image 9
Contents STUDIO350/450 e-STUDIO352/452 e-STUDIO353/453 Trademarks Service of Machines Transportation / InstallationMain Service Parts for Safety Contents Scanner 11-1 12-4 12.412-5 12-7Specifications Approx seconds temperature 20C System copy speed Copy mode SecSet 55.47 54.68 Sets 126.21 118.07 Sets 196.93 181.36LCF-Option Stack height 137.5 mm x 2 equivalent to Automatic duplexing unit Stackless, Switchback typeSheets 64 to 80 g/m2 17 to 22 lb 80 g/m2 17 to 22 lbSpecifications Accessories STUDIO350/450 Options2nd line for fax board STUDIO352/353/452/45307/11 Supplies Radf System ListSTAPLE-2000 12 2003 2008 Toshiba TEC Corporation All rights reserved Sectional View Outline of the Machine04/05  0 22 24 25 2 27 2 2003 2008 Toshiba TEC Corporation All rights reserved Unit construction Electric Parts LayoutScanner unit Motor, sensor, lamp A4 seriesLT series PC board, heater, thermostat, other part ASD/AUD/CND/SAD/TWD models Standard NAD/MJD models OptionControl panel unit Motor, sensor, lamp, heater, thermistor, thermostat Process unit Motor, sensor, switch, PC boardPaper feeder unit Laser unitBypass unit Transport unitFuser unit Automatic duplexing unitCLT5 CLT6 CLT7 CLT8 HVT Drive unitSTUDIO350/450 PC board unitSTUDIO352/353/452/453 Symbols and Functions of Various Components Sensors and switches CST-L-SW CST-U-SWSFB-SNR SFB-FED-SNRSolenoids Electromagnetic clutchesPC boards Thermistors and thermostats Lamps and heatersOthers TransformerGeneral Description System block diagram2003 2008 Toshiba TEC Function of each board Construction of boards Construction diagram of boardsOutline of the Machine HVT External covers Front cover Installation and Replacement Covers and PC boardsFront left cover Open the front cover Remove 1 screw and front left coverRemove 7 screws and take off the rear cover Rear cover STUDIO350/450Front upper cover Left upper coverRight upper cover Upper rear coverRemove 2 screws and take off the receiving tray Receiving trayTray back cover Left coverIH terminal cover Left rear coverRight front hinge cover STUDIO350/352/353/450/452/453Right lower cover Right rear coverFront right cover PC boards Logic PC board LGC board A-1 LGC boardLGC board unit Hard disk / HDD cooling fan SYS board cover Remove 4 screws and take off the hard diskHard disk System control PC board case SYS board case STUDIO350/450HDD cooling fan 05/1107/11 NIC board / System control PC board SYS board STUDIO350/450 Remove 10 screws, take off the SYS boardNIC board SYS board Switching power supplyPower supply cooling fan High-voltage transformerNoise filter MR-3015 Reversing Automatic Document Feeder Radf KD-1011 Paper Feed Pedestal PFP Turn OFF the power and unplug the power CableKD-1012 Large Capacity Feeder LCF 44 2003 2008 Toshiba TEC Corporation All rights reserved Lift up the equipment and take off the LCF MJ-1022 Hanging finisher D-1 When PFP/LCF is not installedRemove 2 screws Lift up the finisher and take it off When PFP/LCF is installedMJ-1023 Console finisher 48 2003 2008 Toshiba TEC Corporation All rights reserved MJ-1024 Console finisher MJ-6004 Hole punch unit Outline of the Machine 52 2003 2008 Toshiba TEC Corporation All rights reserved KN-3520 Bridge unit Lift up the punch unit and take it offMJ-5004 Job separator Outline of the Machine MJ-5005 Offset tray MR-3018 Reversing Automatic Document Feeder Radf 58 2003 2008 Toshiba TEC Corporation All rights reserved MJ-6101Hole punch unit MJ-1101 Console finisher60 2003 2008 Toshiba TEC Corporation All rights reserved Remove 2 screws Take off the hole punch unit 62 2003 2008 Toshiba TEC Corporation All rights reserved General Description of Copying Process Copy ProcessExample Details of Copying ProcessImage processing sec Tion Example CCD light Value of image Magnet Magnetic roller Toner 30-100 µm Additional Explanation Charger Because of moisture or malfunction of the transfer Paper may not be separated from the drum surfaceSeparation charger during printing. As the result Used to forcibly separate the paper which was leftRecovery blade Cleaning blade Drum rotation Comparison with DP4500/3500 Description of Operation Overview of OperationCopying operation Bypass feed copying Interrupt copying Warming-upDrawer feed copying Upper drawer paper feeding Ready state ready for copyingGeneral Operation Page Bypass feed copying Interruption copyingPress the Interrupt button Types of abnormality Detection of AbnormalityDescription of abnormality General Operation Paper jam E010 Paper jam E010 → The copying operation is stopped. TimerPaper jam E020 General Operation Immediately after the power is turned on Flow ChartYES Paper jam E00 Automatic paper feed copyingReady 16 2003 2008 Toshiba TEC Corporation All rights reserved Control Panel and Display Panel Control PanelItems Shown on the Display Panel Display Tray Full Ready Saddle StitchChange Drawer To Correct Paper Size CopyingCheck Paper Large Capacity Feeder Cannot PunchThis Size Paper Department CounterTo Correct Media Type Press Basic According to the messages displayed Radf Structure Dot matrix LCD circuitSystem control PC board Control panel Data Transmission LED display circuitMethod of LED display ex Displaying Copy Disassembly and Replacement Hinge bracket DSP boardKEY board Remove 16 screws and take off the KEY boardFunction ScannerConstruction Mirror-2 Mirror-3 Scan motor Scanning drive circuit Motdir MotclkMoten MotrefInitialization at power-ON General description Control of Exposure LampExposure lamp Control circuit for the exposure lamp SLG boardWorking conditions General Description of CCD Control Opto-electronic conversionShading correction Principle of original size detection Automatic Original Size Detection CircuitProcess of detection of original size A4 Series LT SeriesStlt APS-C APS-R When the platen sensor is OFFLED Lens cover Original glassAutomatic original detection sensor APS sensor A4 series Protrusion704L LT seriesLens unit Carriage-1 Remove 2 seals and release the cableRear side With the position as shown in the figure After the installation, move carriage-1Fix it with a seal Align the bent portion of the lampRear sides Remove the carriage wires on both front Carriage wire / Carriage-2Mirror-1 INV boardPlaten sensor / Carriage home position sensor Mirrors-2SLG board 24 2003 2008 Toshiba TEC Corporation All rights reserved Followings are the boards used for image processing Image ProcessingSignal amplifi Configuration SLG Board FeaturesFunctions of image processing circuit After correction Example Reduction Example Enlargement 2003 2008 Toshiba TEC Corporation All rights reserved LGC Board APC Auto Power Control Laser Driving PC Board LDR boardON/OFF control of the semiconductive laser Laser Optical Unit Drve PC board Structure Laser beam Drum Devaton Laser Optical Unit Laser Diode Light emission is started when the forward curRent reaches or becomes larger than the threshold Current and outputs the monitor current which isLaser Optical Unit Cooling Fan Polygonal MotorDrive circuit of the polygonal motor Laser optical unit LRL PC board Laser unit fan  20,2  FunctionsFeeding system Paper Feeding System Paper Feeding System Operation Operation of bypass pickup rollerOperation of drawer pickup roller Feed roller Separation of paperGeneral operation From power-ON to ready status Ready statusBypass feeding Paper feeding IN1 IN2 Drive Circuit of Tray-up MotorBypass unit A-1 Bypass unit Remove 2 screws and take off the right rear hinge coverScrew Open the side cover Hinge assemblyHinge assembly Pull out the hinge assembly from the bypass traySFB board Plate Bracket SpringBypass pickup solenoid SolenoidSolenoid arm Bypass pickup roller Bypass paper sensorBypass transport roller Bypass feed rollerBypass feed clutch Bypass separation rollerDrive unit Sensor plate Bypass feed sensorDisconnect 3 connectors Disconnect the connector on the front sideLower drawer feed sensor Jam access cover Connector Lead wireTerminal CoverFeed sensor Upper drawerSetscrew Registration rollerDrive gear unit Screw Ring Bushing Registration Roller Tray drive unit/Tray-up motor Paper Feeding System Upper transport clutch Transport clutch upper/lowerLower transport ClutchAttach the clutches to the shafts as shown on the right Drawer detection switch upper/lowerDrawer feeding unit upper/lower H-1 Drawer feeding unit Tray-up sensorSeparation roller Paper stock sensorFeed roller Pickup rollerDrawer feed clutch 0.5mm Drive System 10.3.1Main motor drive Main MotorSignal names are for the connector CN318 LGC board 10.3.2Control signalsMain motor Registration clutchGear unit Developer drive clutch Drive System Drum Related Section 11 2003 2008 Toshiba TEC Corporation All rights reserved Detection standard line Drum Related Section Output Control Circuits of High-Voltage Transformer OverviewDescription of operations CN30-B7 Hvdvr Drum temperature detection circuit Drum Temperature Detection CircuitTemperature/Humidity Sensor 11.5.1General description11.5.2Construction Cleaner unit Main charger B-1 Main chargerMain charger grid Charger wire cleaning pad Main charger wireDrum Cleaner Cleaning blade Cleaning bladeSeal Separation finger Recovery bladeExhaust fan / Sub-separation fan Charger wireDischarge LED Developer unit cooling fan I-1 Developer unit cooling fan-2 Toner bag full detection sensor-2Developer unit cooling fan unit-1 Developer unit cooling fan-1Middle fan Temperature / Humidity sensor 11 20 2003 2008 Toshiba TEC Corporation All rights reserved Sectional view of developer unit Development SystemFunctions Drive Circuit of Toner Motor STUDIO352/353/452/453 STUDIO350/450 Auto-Toner CircuitFunction of auto-toner sensor Drve ndng Adjustment using the drum thermistor Adjustment using the temperature / humidity sensorDeveloper material Discharge of developer material Developer unitGuide roller Front side Rear side Remove 1 E-ring and 4 gears Take off the guide rollerGuide roller Drum thermistor Auto-toner sensorDeveloper sleeve Replacement of Oil SealReplace the oil seal on the shaft on the de Veloper sleeve rear side, if necessaryMixer-2 Mixer-1Oil seal BushingToner cartridge drive unit I-1 Toner cartridge drive unit Toner motor Toner cartridge detection switchRice grains on entire surface of the oil seal Evenly Wipe off the excessive grease12 16 2003 2008 Toshiba TEC Corporation All rights reserved Fuser Unit / Paper Exit Section 13 2003 2008 Toshiba TEC Corporation All rights reserved Fuser Unit / Paper Exit Section 13.4 ConfigurationCircuit 13.4.113.4.2Heating principle of IH Heater Image of current flowng from a to BIH2 on IH control circuit interfaceVDD IH1 onFAX Control of the surface temperature of the fuser belt 13.4.5Temperature detection sectionEnergy Saver Reference CPU Checking timing Condition Temperature judged Error H1ERR1 CPU PA2 H1ERR2 PA3 13.4.6Abnormality in the IH control circuitIH error Exit Motor Drive Control Circuit of Exit MotorHarness clamp Fuser unit cooling fanExit finger Exit sensorSeparation finger for pressure roller Cleaning rollerSeparation finger for fuser roller Stepped screwFuser Unit / Paper Exit Section IH coil Pressure rollerFuser roller Thermistor Thermostat IH control PC board IH boardTake off the IH terminal cover Chapters 2.5.1 L IH board cooling fan IH board unitExit motor Exit rollerMetal bushing Take off the lower exit roller Automatic Duplexing Unit ADU Description of Operations 2003 2008 Toshiba TEC Corporation All rights reserved Automatic Duplexing Unit  2 2003 2008 Toshiba TEC Corporation All rights reserved PmentEqu Timing chart for duplex copying from upperEqupment Drive of ADU Yes Yes Screw Right rear hinge cover Right front hinge coverSnap pin ADU inside rear coverTape ADU insidePaper guide ADU opening / closing switchADU cover Rear latchOpening /Closing lever Remove the screw and release the rear latchADU entrance sensor, ADU exit sensor Rear latchADU motor ADU driving PC board ADU boardADU gear unit MotorADU clutch Upper transport rollerADU clutch Remove 2 bushings and take off the upper Remove the clip on the front sidePin BeltMiddle transport roller Lower transport roller 14 20 2003 2008 Toshiba TEC Corporation All rights reserved Operation of DC Output Circuits Power Supply UnitOutput Channel Power Supply Unit LGC FusePFP/LCF SLGSTUDIO350/352/353/450/452/453 Power Supply Unit Configuration of Power Supply UnitSequence of Power Supply PWR-DNPWR-EN 2003 2008 Toshiba TEC Corporation All AC Wire HarnessPower Supply Unit PWA-F-SYS e-STUDIO350/450 PC BoardsSTUDIO352/353/452/453 PWA-F-LGC e-STUDIO350/450 STUDIO352/353/452/453 PWA-F-SLG e-STUDIO350/450 STUDIO352/353/452/453 PWA-F-CCD PWA-F-DSP e-STUDIO350/450 STUDIO352/353/452/453 PWA-F-ADU2003 2008 Toshiba TEC Corporation All rights reserved PWA-F-FUS ASD/AUD/CND models Standard, MJD model Option
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350, 353, 453, 452 specifications

The Toshiba 452, 282, and 352 models represent a significant leap in multifunction printing technology, designed for office environments that prioritize efficiency, reliability, and advanced features. These models are part of Toshiba's commitment to innovation and sustainability, emphasizing quality output while reducing environmental impact.

One of the standout features of the Toshiba 452, 282, and 352 is their exceptional print quality. These multifunction printers utilize a high-resolution printing technology that ensures sharp text and vibrant images, making them suitable for a wide range of business applications, from standard documents to high-quality marketing materials. The printers are equipped with a versatile paper handling system, allowing users to accommodate various paper sizes and types, thereby enhancing their overall productivity.

In terms of speed, these models deliver impressive performance, with the capability to print up to 45 pages per minute for the 452, 28 pages per minute for the 282, and 35 pages per minute for the 352. This high-speed output is coupled with a fast first-page out time, ensuring that users spend less time waiting and more time focusing on their core business activities.

Moreover, the Toshiba 452, 282, and 352 are designed with user-friendly interfaces. Their intuitive touch-screen displays simplify navigation and operation, allowing users to quickly access frequently used functions. Customizable workflows and one-touch shortcuts further enhance usability, enabling employees to optimize their time in busy office settings.

Another crucial aspect of these models is their commitment to energy efficiency. Toshiba employs advanced technologies to ensure that the printers consume less power without compromising on performance. This not only helps businesses reduce their carbon footprint but also contributes to cost savings on energy bills.

Security is another critical feature integrated into the Toshiba 452, 282, and 352. With the increasing importance of data protection, these printers offer robust security measures, such as user authentication, secure printing, and data encryption. These features help safeguard sensitive information and ensure compliance with industry regulations.

Additionally, the multifunction capability of these printers allows them to serve as copiers, scanners, and fax machines, providing a comprehensive solution for office document management. Their ability to scan documents to email or to network folders enhances collaboration among team members.

In summary, the Toshiba 452, 282, and 352 models are versatile multifunction printers that offer a blend of speed, quality, and user-friendly features. Their commitment to sustainability and security makes them ideal choices for modern office environments looking to enhance productivity and efficiency.