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Toshiba e-STUDIO 160 Service Manual

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SERVICE MANUAL

DIGITAL MULTI FUNCTION
e-STUDIO160/200/250
File No. SME020009A0
R02092123701-TTEC
Ver01_2007-10

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Summary of Contents for Toshiba e-STUDIO 160

  • Page 1: Service Manual

    SERVICE MANUAL DIGITAL MULTI FUNCTION e-STUDIO160/200/250 File No. SME020009A0 R02092123701-TTEC Ver01_2007-10...
  • Page 2 © 2002 TOSHIBA TEC CORPORATION All rights reserved...
  • Page 3 • When servicing the machines with the main switch turned on, be sure not to touch live sections and rotating/operating sections. Avoid exposure to laser radiation. • Use suitable measuring instruments and tools. December 2002 TOSHIBA TEC e-STUDIO160/200/250 GENERAL PRECAUTIONS...
  • Page 4 Attention: Se débarrasser de batteries et RAM-ICs usés y compris les batteries en lithium selon les instructions du fabricant. Vorsicht: Entsorgung des gebrauchten Batterien und RAM-ICs (inklusive der Lithium-Batterie) nach Angaben des Herstellers. e-STUDIO160/200/250 GENERAL PRECAUTIONS December 2002 TOSHIBA TEC...
  • Page 5 SPECIFICATIONS • ACCESSORIES • OPTIONS • SUPPLIES ......1-1 1.1 Specifications .................... 1-1 1.2 Accessories ....................1-5 1.3 Options ..................... 1-6 1.4 Replacement Units/Supplies ..............1-6 1.5 System List ....................1-7...

  • Page 6: Options • Supplies

    (Copies/min.) Paper Upper Bypass feeding (SFB) supply cassette Upper Lower cassette No paper size Paper size Paper cassette (with CM) designated designated size A4, LT A4-R LT-R A3, LD December 2002 TOSHIBA TEC 1 - 1 e-STUDIO160/200/250 SPECIFICATIONS...
  • Page 7 Continuous copy: 64 - 80 g/m , 17 - 21 lbs 17 - 21 lbs Single copy: 80 - 163 g/m , 21 - 43 lbs Special paper — — Recommended OHP film/Thick paper e-STUDIO160/200/250 SPECIFICATIONS 1 - 2 December 2002 TOSHIBA TEC...
  • Page 8 B4, Folio, LG, Comp, A3, LD: 100 sheets (with RADF) • Toner supplying ....Automatic toner sensor detection • Density control ...... Automatic density mode and manual density mode selectable in 7 steps December 2002 TOSHIBA TEC 1 - 3 e-STUDIO160/200/250 SPECIFICATIONS...
  • Page 9 Standard + Original cover + Stapler 787 x 554 x 676 mm 787 x 554 x 676 mm Standard + Original cover + Finisher ----- 957 x 554 x 643 mm e-STUDIO160 series 03-3 03-4 e-STUDIO160/200/250 SPECIFICATIONS 1 - 4 December 2002 TOSHIBA TEC...

  • Page 10: Accessories

    CS card 1pc. (for MJD) Process unit 1pc. Toner cartridge 1pc. Detouchable power cord 1pc. * Machine version NAD: North America MJD: Europe AUD: Australia ASD: Asia SAD: Saudi Arabia CND: China December 2002 TOSHIBA TEC 1 - 5 e-STUDIO160/200/250 SPECIFICATIONS...

  • Page 11: Options

    Transfer charger unit MAIN-CH-1600 (2) Process unit Process unit PU-1610S, PU-1610ES, PU-1610DS, PU-1610DSN, PU-1610CS (3) Supplies Toner cartridge T-1600, T-1600E, T-1600D, T-1600C (for e-STUDIO160 series) T-2500, T-2500E, T-2500D, T-2500C (for e-STUDIO200/250 series) e-STUDIO160/200/250 SPECIFICATIONS 1 - 6 December 2002 TOSHIBA TEC...

  • Page 12: System List

    Fax board kit (PFP) GD-1061-EU, GD-1061-NA KD-1009, KD-1009-N GD-1061-AU, GD-1061-SA GD-1061C Operation board board panel 4th cassette Cassette module (CM) MY-1017, MY-1017-N Internet fax kit (for e-STUDIO200/250 series) GD-1070 01-05-01 Fig. 1-5-1 December 2002 TOSHIBA TEC 1 - 7 e-STUDIO160/200/250 SPECIFICATIONS...

  • Page 13: Table Of Contents

    OUTLINE OF THE MACHINE ....2-1 2.1 Sectional View ..................2-1 2.2 Location of Electrical Parts ............... 2-5 2.3 Symbols and Functions of Various Devices ..........2-13 2.4 Copy Paper Path ..................2-18 2.4.1 Normal..................2-18 2.4.2 When the PFU, PFP, ADU, SFB and OCT are mounted ....2-18 2.4.3 When the PFU, PFP, CM, ADU, SFB and JSP are mounted ..

  • Page 14: Outline Of The Machine

    2. OUTLINE OF THE MACHINE 2.1 Sectional View [A] Front view 46 47 24 23 December 2002 TOSHIBA TEC 2 - 1 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 15 Transfer guide roller Pinch roller Registration roller Feed roller Pickup roller Timing pulley Separation roller 2nd pinch roller 2nd feed roller Cassette slider Cassette catch Toner supply gear e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 2 December 2002 TOSHIBA TEC...
  • Page 16 [B] Rear view 21 22 19 20 47 46 December 2002 TOSHIBA TEC 2 - 3 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 17 33 Cassette feed gear 1 34 Cassette feed gear 2 35 Timing belt 309 36 Pickup clutch 37 Cassette feed gear 3 38 Cassette feed gear 4 39 Cassette feed gear 5 e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 4 December 2002 TOSHIBA TEC...

  • Page 18: Location Of Electrical Parts

    2.2 Location of Electrical Parts (A-1) Boards MEM-1 (Option) MEM-2 (Option) 02-02-01 (ASD/AUD/CND/SAD models) HVPS December 2002 TOSHIBA TEC 2 - 5 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 19 (A-2) Boards LVPS 02-02-02 e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 6 December 2002 TOSHIBA TEC...
  • Page 20 (B-1) Sensors, switches and clutches *APS-3 *APS-5 *APS-2 *APS-4 *APS-1 *APS-6 (ASD/AUD/CND/SAD/MJD models) (NAD model) SEN1 SEN2 SEN3 SEN4 SEN5 02-02-03 * : e-STUDIO200/250 series December 2002 TOSHIBA TEC 2 - 7 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 21 (B-2) Switches 02-02-04 e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 8 December 2002 TOSHIBA TEC...
  • Page 22 (B-3) Sensors, switches and clutches SEN6 02-02-05 SEN7 December 2002 TOSHIBA TEC 2 - 9 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 23 (C-1) Motors 02-02-06 e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 10 December 2002 TOSHIBA TEC...
  • Page 24 (D-1) Thermostat, thermistors and heaters THM6 THM1 (ASD/AUD/CND/MJD models) (ASD/AUD/CND/MJD models) THM2 02-02-10 THM3 (NAD/SAD models) December 2002 TOSHIBA TEC 2 - 11 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 25 (D-2) Sensors, switches, thermostat, thermistors, lamps and heaters *THM4 *DH1 02-02-08 SEN8 THM5 * : ASD/AUD/CND/SAD models e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 12 December 2002 TOSHIBA TEC...

  • Page 26: Symbols And Functions Of Various Devices

    Laser drive PWA PWA-PDV PWA which drives the polygon motor. (A-2) Polygonal motor drive PWA MEM-1 PWA-F-MEM 64 Mbyte expansion memory PWA. (A-1) MEM-2 Optional memory PWA (Option) (GC-1050) December 2002 TOSHIBA TEC 2 - 13 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 27 SEN7 T-UP-SEN Detects the lift-up of the tray. (B-3) Tray-up sensor SEN8 TNRE-SEN Detects the toner density. (D-2) Toner empty sensor (In Process unit) e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 14 December 2002 TOSHIBA TEC...
  • Page 28 Drives the auger in the toner cartridge and (C-1) Toner supply motor supplies toner to the process unit. T-UP-MOT Lifts up the tray of the copier cassette. (C-1) Tray-up motor December 2002 TOSHIBA TEC 2 - 15 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 29 THM4 SCN-THM Keeps the scanner damp heater at a fixed (D-2) Scanner thermostat temperature. (ASD/AUD/CND/SAD models) THM5 DRM-THM Detects the surface temperature of the drum. (D-2) Drum thermistor e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 16 December 2002 TOSHIBA TEC...
  • Page 30 PWA which generates DC power. (A-2) Switching power supply unit (ASD/AUD/CND/MJD models) PWA-F-FUS PWA which relays AC power to each damp (A-1) Fuser relay PWA heater. (ASD/AUD/CND/SAD models) December 2002 TOSHIBA TEC 2 - 17 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...

  • Page 31: Copy Paper Path

    2.4 Copy Paper Path 2.4.1 Normal 02-04-02 2.4.2 When the PFU, PFP, ADU, SFB and OCT are mounted Duplex print 02-04-03 e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 18 December 2002 TOSHIBA TEC...

  • Page 32: When The Pfu, Pfp, Cm, Adu, Sfb And Jsp Are Mounted

    2.4.3 When the PFU, PFP, CM, ADU, SFB and JSP are mounted Duplex print 02-04-04 2.4.4 When the PFU, LCF, ADU, SFB and Finisher are mounted Duplex print 02-04-05 December 2002 TOSHIBA TEC 2 - 19 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...

  • Page 33: System Block Diagrams

    2.5 System Block Diagrams 02-04-01 e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 20 December 2002 TOSHIBA TEC...

  • Page 34: Removal And Reinstallation Of Covers And Pc Boards

    5. Detach top cover. (See Fig. 2-6-2) 6. Remove 2 screws, release 2 tabs, and detach Fig. 2-6-4 top cover L by lifting in the direction of the arrow. December 2002 TOSHIBA TEC 2 - 21 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 35 4. Detach control panel front cover. (See Fig. 2-6-6) Screw 5. Remove 2 screws, release one tab, and detach 006-2 Fig. 2-6-7 control panel bottom cover. e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 22 December 2002 TOSHIBA TEC...
  • Page 36 4. Detach ozone cover. (See Fig. 2-6-9) Power switch 5. Remove 3 screws, release 2 tabs, and detach cover power switch cover. Screw Fig. 2-6-10 6. Detach paper tray cover. December 2002 TOSHIBA TEC 2 - 23 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 37 3. Detach left cover. (See Fig. 2-6-12) 4. Remove one screw holding the top cover L. 5. Remove 3 screws, release one hook, and detach left cover R. Hook Fig. 2-6-13 e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 24 December 2002 TOSHIBA TEC...
  • Page 38 Spring Paper guide B Guide pin pin, then detach paper guide B, spring and side cover assembly. Screw Guide pin Stopper Side cover assembly Screw Stopper Fig. 2-6-16 December 2002 TOSHIBA TEC 2 - 25 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 39 Front frame cover R 10. Remove one screw, release 4 hooks, and Screw detach front frame cover F and front frame cover R. Hook Front frame cover F Hook Fig. 2-6-19 e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 26 December 2002 TOSHIBA TEC...
  • Page 40 Screw 7. Open side cover. (See Fig. 2-6-18) Fig. 2-6-21 8. Open exit cover. (See Fig. 2-6-18) 9. Remove one screw, release 4 hooks, and detach inner cover. December 2002 TOSHIBA TEC 2 - 27 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 41 12. Remove 4 screws, release 2 hooks, and detach main cover. [V] Ozone filter 2 Ozone filter 2 1. Detach ozone filter 2 from the rear cover. Rear cover Fig. 2-6-24 e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 28 December 2002 TOSHIBA TEC...

  • Page 42: Removal Of Pc Boards

    Dispose of used batteries according to the manufacturer's instructions. Important: After the replacement of the MAIN PWA, set the copier according to the following procedures. December 2002 TOSHIBA TEC 2 - 29 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 43 Short size counter value: Enter the remainder obtained by dividing the total counter value (08-351) by the process unit life value (27k or 33k). For the setting procedures, refer to section 1.2.5 of the Service Handbook. e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 30 December 2002 TOSHIBA TEC...
  • Page 44 Confirm whether the attached options are reflected on the bit information correctly. Refer to 1.2.4 of the Service Handbook. 12. SRAM test/DRAM test/Clock IC test/CODEC test mode. For details, see chapter 8 of the Operator’s Manual. December 2002 TOSHIBA TEC 2 - 31 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 45 4. Remove one screw, detach PC I/F PWA cover, and detach the connector. Screw 5. Remove 2 screws and remove PC I/F PWA. PC I/F PWA cover Fig. 2-6-28 e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 32 December 2002 TOSHIBA TEC...
  • Page 46 7. Remove one screw and detach LVPS cover. LVPS 8. Detach all the connectors and release one clamps. 9. Remove 3 screws and remove LVPS. Screw Clamp LVPS 027-2 Screw Fig. 2-6-32 December 2002 TOSHIBA TEC 2 - 33 e-STUDIO160/200/250 OUTLINE OF THE MACHINE...
  • Page 47 Fig. 2-6-33 5. Detach all the connectors from FUS PWA. CN110 6. Release 4 locking supports and remove FUS PWA. CN111 Locking support FUS PWA 028-2 Fig. 2-6-34 e-STUDIO160/200/250 OUTLINE OF THE MACHINE 2 - 34 December 2002 TOSHIBA TEC...

  • Page 48: Copying Process

    COPYING PROCESS ....... 3-1 3.1 Copying Process ..................3-1 3.2 Details of Copying Process ............... 3-2 3.3 List of Copying Process Conditions ............3-9 3.4 Disassembly and Replacement ..............3-10...
  • Page 49 Development: toner adheres to the sur- face of the photosensitive drum and forms a Discharger LED array: Discharges any re- visible image. maining charge from the drum. December 2002 TOSHIBA TEC 3 - 1 e-STUDIO160/200/250 COPYING PROCESS...

  • Page 50: Details Of Copying Process

    The drum surface potential is determined by the potential of the grid, and the grid is deter- Grid control circuit Transformer mined by the grid control circuit inside the trans- 03004 former. Fig. 3-2-3 e-STUDIO160/200/250 COPYING PROCESS 3 - 2 December 2002 TOSHIBA TEC...
  • Page 51 Semiconductor laser signals are exposed by a semiconductor laser to form a static latent image on the photosen- Photo- sitive drum. sensitive drum 03006 Fig. 3-2-6 December 2002 TOSHIBA TEC 3 - 3 e-STUDIO160/200/250 COPYING PROCESS...
  • Page 52 Approx. 60 µm Resin charged to plus polarity by friction caused (35 ~ 60 %) by stirring. [Toner] [Carrier] Toner: Comprises plastic and Magnetite. Fig. 3-2-10 Carrier: Ferrite e-STUDIO160/200/250 COPYING PROCESS 3 - 4 December 2002 TOSHIBA TEC...
  • Page 53 Normally, the corona discharge is applied by a voltage of 5.2 kV DC. However, to improve transfer- ability at the leading edge of the paper, a higher output (5.5 kV DC) is applied to the leading edge of the paper. December 2002 TOSHIBA TEC 3 - 5 e-STUDIO160/200/250 COPYING PROCESS...
  • Page 54 Separation Rotation of drum chager jamming up the cleaner, a separation claw me- chanically separates any copy paper which fails to be separated. 03016 e-STUDIO160/200/250 COPYING PROCESS 3 - 6 December 2002 TOSHIBA TEC...
  • Page 55 Rotation of drum the drum surface. 03019 Fig. 3-2-17 This blade scrapes off the remaining toner from the drum. Another blade collects the scraped toner (recovery blade). The drum surface is cleaned. December 2002 TOSHIBA TEC 3 - 7 e-STUDIO160/200/250 COPYING PROCESS...
  • Page 56 Discharge LED array illuminates the entire drum surface. The drum becomes a conductor. Since the drum is grounded, the electric charge escapes. The drum is ready for the next copy. e-STUDIO160/200/250 COPYING PROCESS 3 - 8 December 2002 TOSHIBA TEC...

  • Page 57: List Of Copying Process Conditions

    Adjustable output (constant current) using the digital keys 8. Discharge (1) Discharging position Discharge by exposure after cleaning (2) Discharge lamp Discharge by red LED 9. Cleaning (1) System Blade system (2) Recovered toner Non-reusable December 2002 TOSHIBA TEC 3 - 9 e-STUDIO160/200/250 COPYING PROCESS...
  • Page 58 2. Remove 4 screws and detach the drum assem- bly. Screw Screw Fig. 3-4-2 3-4-34 3. Remove 2 screws and detach the DLE PWA Screw assembly. DLE PWA assembly Screw Fig. 3-4-3 3-4-03 e-STUDIO160/200/250 COPYING PROCESS 3 - 10 December 2002 TOSHIBA TEC...
  • Page 59 2. Do not touch the main charger wire with your fingers. 3. Clean the inside of the main charger as- sembly if toner is stuck. 3-4-07 Fig. 3-4-7 December 2002 TOSHIBA TEC 3 - 11 e-STUDIO160/200/250 COPYING PROCESS...
  • Page 60 7. Pull out 2 pins and detach the drum cleaning blade. 3-8-09 Fig. 3-4-9 Note: Be sure not to touch the contact part of the drum cleaning blade and drum. e-STUDIO160/200/250 COPYING PROCESS 3 - 12 December 2002 TOSHIBA TEC...
  • Page 61 Reference in right. Attach the cover sheet B securely position with no portion lifted and no wrinkles ap- peared. Cover sheet B Fig. 3-4-13 3-4-13 December 2002 TOSHIBA TEC 3 - 13 e-STUDIO160/200/250 COPYING PROCESS...
  • Page 62 3. Remove 2 screws and detach the developer cover. Developer assembly Fig. 3-4-16 3-4-16 4. Turn the developer assembly up side down and Developer assembly detach the old developer material. 3-4-17 Fig. 3-4-17 e-STUDIO160/200/250 COPYING PROCESS 3 - 14 December 2002 TOSHIBA TEC...
  • Page 63 5. Detach the main charger wire. (See Fig. 3-4-6.) 6. Detach the main charger wire cleaning pad from Main charger wire the main charger wire cleaning lever. cleaning pad 3-4-20 Fig. 3-4-20 December 2002 TOSHIBA TEC 3 - 15 e-STUDIO160/200/250 COPYING PROCESS...
  • Page 64 138), developer drive Fig. 3-4-23 3-4-23 gear 2 and magnetic roller drive gear. Magnetic roller Developer 8. Release 2 hooks and detach the magnetic roller guide assembly guide. 3-4-24 Fig. 3-4-24 e-STUDIO160/200/250 COPYING PROCESS 3 - 16 December 2002 TOSHIBA TEC...
  • Page 65 6) Close the developer cover and recon- firm the gap. If the gap is out of the specified value, repeat the procedure from 1). When closing the developer cover, do not push the magnetic roller guide. December 2002 TOSHIBA TEC 3 - 17 e-STUDIO160/200/250 COPYING PROCESS...
  • Page 66 Fig. 3-4-29 3-4-29 14. Detach the bushing. Washer Bushing 15. Detach 2 washers and the 2 magnetic roller Magnetic roller Magnetic roller spacer spacer. spacer Washer Magnetic roller 3-4-30 Fig. 3-4-30 e-STUDIO160/200/250 COPYING PROCESS 3 - 18 December 2002 TOSHIBA TEC...
  • Page 67 COPIER OPERATION ......4-1 4.1 Operation Outline ..................4-1 4.2 Description of Operation ................4-1 4.2.1 Warming up .................. 4-1 4.2.2 Standby ..................4-2 4.2.3 Automatic feed copying using the START key ......4-3 4.2.4 Bypass-feed copying ..............4-4 4.2.5 Interrupt copying ................

  • Page 68: Copier Operation

    Each tray is lifted. (It will not move if it has already been lifted.) (2) When the temperature of the heat roller has been sufficiently stabilized, the copy quantity shows “1” and the word “READY” appears. December 2002 TOSHIBA TEC 4 - 1 e-STUDIO160/200/250 COPIER OPERATION...

  • Page 69: Standby

    RADF) or loading a document into the document feeder (ADF or RADF) if installed. At this time, the power of the main CPU is turned on so that the operation begins with the same processing as when the power is turned ON. e-STUDIO160/200/250 COPIER OPERATION 4 - 2 December 2002 TOSHIBA TEC...

  • Page 70: Automatic Feed Copying Using The Start Key

    19) The development bias output is turned OFF after a specified time, and the paper separation bias output and the discharge LED output are turned OFF at the same time. December 2002 TOSHIBA TEC 4 - 3 e-STUDIO160/200/250 COPIER OPERATION...

  • Page 71: Bypass-Feed Copying

    INTERRUPT key turns off and the copier is restored to its state prior to the interruption. The message “Ready to resume job” appears. (4) Press the START key and the operation prior to the interruption is resumed. e-STUDIO160/200/250 COPIER OPERATION 4 - 4 December 2002 TOSHIBA TEC...

  • Page 72: Fault Detection

    • Misfeed in bypass C) Error subject to service call An error which has detected that the machine cannot be operated. In this case, turn the power OFF. Display • Call for service December 2002 TOSHIBA TEC 4 - 5 e-STUDIO160/200/250 COPIER OPERATION...

  • Page 73: Explanation Of Faults

    OFF exceeds 5.38 seconds, the message “Misfeed in copier” will be displayed. Reset procedure : Open the side cover and remove the paper to turn the sensor OFF, then close the side cover. e-STUDIO160/200/250 COPIER OPERATION 4 - 6 December 2002 TOSHIBA TEC...
  • Page 74 At this time, if the exit sensor of the copier does not turn ON for a fixed time, PFU miss feed will be assumed and the message “Misfeed in copier” will be displayed. Reset procedure : Open the PFU cover or copier side cover and remove the jammed paper. December 2002 TOSHIBA TEC 4 - 7 e-STUDIO160/200/250 COPIER OPERATION...
  • Page 75 STOP key and 8 key at the same time while the message is displayed, the error code will appear on the display. The explanation of the error code is written in the “SERVICE HANDBOOK.” e-STUDIO160/200/250 COPIER OPERATION 4 - 8 December 2002 TOSHIBA TEC...

  • Page 76: Flow Charts

    (with PFP installed) Process unit fan ADU paper jam sensor (Upper/Lower) motor at low speed (with ADU installed) Heater ON Polygon motor ON Process unit fan motor Service call "C96" December 2002 TOSHIBA TEC 4 - 9 e-STUDIO160/200/250 COPIER OPERATION...
  • Page 77 Stop of main motor Print temperature OK? Over 40˚C? Over Over 25 sec. after heater 205 sec. after heater Service call Service call "C41" "C43 or 44" Toner empty? Toner empty Standby e-STUDIO160/200/250 COPIER OPERATION 4 - 10 December 2002 TOSHIBA TEC...

  • Page 78: Copying At Platen (Simplex → Simplex)

    4.4.2 Copying at platen (Simplex → → → → → Simplex) Start button ON Scanning of document Cassette feed Copy Ejection Final copy? Standby December 2002 TOSHIBA TEC 4 - 11 e-STUDIO160/200/250 COPIER OPERATION...

  • Page 79: Copying Using Cassette 1

    Main motor OFF system control Polygon motor OFF Development bias OFF Separation bias OFF Discharge lamp OFF End of process Process unit fan motor low speed rotation system control Standby e-STUDIO160/200/250 COPIER OPERATION 4 - 12 December 2002 TOSHIBA TEC...
  • Page 80 DISPLAY UNIT.......... 5-1 5.1 Detailed Drawing of the Control Panel and the Display Panel ....5-1 5.2 Items Shown on the Display Panel ............5-2 5.2.1 Display during normal copying ............. 5-2 5.2.2 Display in the event of faulty conditions ........5-4 5.3 Relation between Copier Conditions and Operator’s Actions ....

  • Page 81: Display Unit

    Misfeed in copier Remove any misfeed paper from copier. Misfeed in copier Close lower side cover. LCD panel display calling for operator’s attention ( In case of PFU JAM Clearance) December 2002 TOSHIBA TEC 5 - 1 e-STUDIO160/200/250 DISPLAY UNIT...

  • Page 82: Items Shown On The Display Panel

    Select original size Platen sort copying standby state. • When using original cover. ----- Timer off • Press the any key to clear. • No message is displayed in the display panel. e-STUDIO160/200/250 DISPLAY UNIT 5 - 2 December 2002 TOSHIBA TEC...
  • Page 83 SCAN? ENTER E-MAIL ADDRESS (MAX256): Jan15-2003 11:30am M:100% RESOLUTION: :AUTO 600dpi Note: "Scan" does not exist when GA-1031, GD-1061, GF-1110 and GD-1070 are not attached. Fig. 5-2-1 Wait warming up December 2002 TOSHIBA TEC 5 - 3 e-STUDIO160/200/250 DISPLAY UNIT...

  • Page 84: Display In The Event Of Faulty Conditions

    Time for maintenance Indication of PM cycle. Maintenance and inspection by a • Displayed when it is time for qualified service technician. preventive maintenance and inspection. • Capable of copying. e-STUDIO160/200/250 DISPLAY UNIT 5 - 4 December 2002 TOSHIBA TEC...
  • Page 85 Copy job is canceled. READY Add Paper Blink → PAPER : A4 :AUTO PAPER :AUTO Empty FINISHING:SORT ZOOM: 65% FINISHING:SORT ZOOM:100% EDIT EDIT Copy Copy Blink Fig. 5-2-2 Cassette 1 empty December 2002 TOSHIBA TEC 5 - 5 e-STUDIO160/200/250 DISPLAY UNIT...
  • Page 86 When 100 pages printed, toner end is determined Toner empty Open front cover. Blink Toner empty Replace toner cartridge. Blink Toner empty Close front cover. Blink Fig. 5-2-3 Toner empty e-STUDIO160/200/250 DISPLAY UNIT 5 - 6 December 2002 TOSHIBA TEC...
  • Page 87 Misfeed in copier Release light blue fuser latches. Misfeed in copier Remove any misfeed paper from copier. Misfeed in copier Close side cover of the copier. Fig. 5-2-5 Misfeed in copier December 2002 TOSHIBA TEC 5 - 7 e-STUDIO160/200/250 DISPLAY UNIT...
  • Page 88 Open side cover of Large-Capacity- Feeder. Misfeed in copier Remove any misfeed paper from copier. Misfeed in copier Close side cover of Large-Capacity- Feeder. Fig. 5-2-6 Misfeed in copier (LCF) e-STUDIO160/200/250 DISPLAY UNIT 5 - 8 December 2002 TOSHIBA TEC...
  • Page 89 Misfeed in doc.feefer Turn light blue wheel. Misfeed in doc.feefer Remove the misfeed sheets of original. Misfeed in doc.feefer Close jam access cover of doc.feeder. Fig. 5-2-7 Misfeed in doc. feeder (ADF) December 2002 TOSHIBA TEC 5 - 9 e-STUDIO160/200/250 DISPLAY UNIT...
  • Page 90 Join finisher to copier. Misfeed in finisher Open bridge cover. Misfeed in finisher Remove any misfeed paper from bridge. Misfeed in finisher Close bridge cover. Fig. 5-2-8 Misfeed in finisher (Finisher) e-STUDIO160/200/250 DISPLAY UNIT 5 - 10 December 2002 TOSHIBA TEC...
  • Page 91 Misfeed in duplexer Remove any misfeed paper from copier. Misfeed in duplexer Close side cover of the copier. Misfeed in duplexer Close duplex unit. Fig. 5-2-9 Misfeed in duplexer (ADU) December 2002 TOSHIBA TEC 5 - 11 e-STUDIO160/200/250 DISPLAY UNIT...

  • Page 92: Relation Between Copier Conditions And Operator's Actions

    5.3 Relation between Copier Conditions and Operator’s Actions e-STUDIO160/200/250 DISPLAY UNIT 5 - 12 December 2002 TOSHIBA TEC...

  • Page 93: Description Of Operation

    The HLM6244 is an STN black & white mode transmission type LCD with a 240 X 64 dots display capacity. It includes driver LSI, a frame and PC board. STN: Super Twisted Nematic December 2002 TOSHIBA TEC 5 - 13 e-STUDIO160/200/250 DISPLAY UNIT...
  • Page 94 (2) Block diagram Coml driver 240 x 64 dots Com64 Segl Seg240 X driver 1 X driver 2 X driver 3 AC signal generating circuit BIAS e-STUDIO160/200/250 DISPLAY UNIT 5 - 14 December 2002 TOSHIBA TEC...
  • Page 95 LED15 LED14 LED13 LED12 LED11 LED10 LED9 LED8 LED19 LED18 LED17 LED16 E00010- E0001E WR SRAM controller LCD 240 x 64 A1-A4 IORD IOWR OP ASIC FOR POWER SAVE MODE December 2002 TOSHIBA TEC 5 - 15 e-STUDIO160/200/250 DISPLAY UNIT...
  • Page 96 Address SRAM SRAM control Data Timing Clock generator (5) Data Transmission Method CPI (LP) CP2 (SCP) 48,240 1,240 CPI (LP) 64, (1~240) 1, (1~240) 2, (1~240) 1, (1~240) e-STUDIO160/200/250 DISPLAY UNIT 5 - 16 December 2002 TOSHIBA TEC...

  • Page 97: Led Display Circuit

    5.4.2 LED display circuit (1) Timing chart of LED display READ WRITE OA1~4 IOCS0X IORDX IOWRX OD0~7 December 2002 TOSHIBA TEC 5 - 17 e-STUDIO160/200/250 DISPLAY UNIT...
  • Page 98 The output connected to the cathode of the LED is the level “L”. The LED comes ON when both above are satisfied. EC-N016 L125HZ0 2SC411B L125HZ1 2SC411B LED9 LED8 LED7 LED6 OTK board LED5 LED4 LED3 LED2 LED1 LED0 e-STUDIO160/200/250 DISPLAY UNIT 5 - 18 December 2002 TOSHIBA TEC...
  • Page 99 IMAGE PROCESSING ......6-1 6.1 Introduction ....................6-1 6.2 Image Processing Circuit ................6-2 6.3 SLG Board ....................6-3 6.3.1 Features ..................6-3 6.3.2 Functions of the image processing circuit ........6-3 6.4 Scanner ....................6-7 6.5 Printer ....................... 6-8...

  • Page 100: Image Processing

    High quality image processing, image memory editing, editing process- ing, gamma correction processing, tone processing, and external out- put systems interface MAIN Board Image area control, laser relation control, smooting processing December 2002 TOSHIBA TEC 6 - 1 e-STUDIO160/200/250 IMAGE PROCESSING...

  • Page 101: Image Processing Circuit

    Laser related control copy, magazine copy, simplex reduction concatenation, duplex Laser unit reduction concatenation, image combination, date annotation, sheet insertion mode, etc. Laser drive : Image data flow 07002 Fig. 6-2-1 e-STUDIO160/200/250 IMAGE PROCESSING 6 - 2 December 2002 TOSHIBA TEC...

  • Page 102: Slg Board

    When making a copy of originals with a certain level of background such as newspapers, this function can reduce the background density. Dynamic range width Extended dynamic rage width After range correction Back- ground Text Lower Density Higher Lower Density Higher 07003 Fig. 6-3-1 Histogram December 2002 TOSHIBA TEC 6 - 3 e-STUDIO160/200/250 IMAGE PROCESSING...
  • Page 103 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 Primary scanning pixel positions Primary scanning pixel positions 07005 e-STUDIO160/200/250 IMAGE PROCESSING 6 - 4 December 2002 TOSHIBA TEC...
  • Page 104 (a) Enlargement/reduction This function is accomplished by using line memory control in a part of operations. <Example> Enlargement 100% 200% 07007 <Example> Reduction 100% 07008 December 2002 TOSHIBA TEC 6 - 5 e-STUDIO160/200/250 IMAGE PROCESSING...
  • Page 105 (6) Tone processing This function processes tone to faithfully reproduce halftone images such as photographs. (7) External output systems interface This function controls output interface of the MAIN board. e-STUDIO160/200/250 IMAGE PROCESSING 6 - 6 December 2002 TOSHIBA TEC...
  • Page 106 After conversion by the CCD, the electrical signals are amplified. (3) A/D conversion Analog signals are converted to digital signals. (4) Shading correction The signals picked up by the CCD device are compensated. For details, see Chapter 7, 6-2. December 2002 TOSHIBA TEC 6 - 7 e-STUDIO160/200/250 IMAGE PROCESSING...
  • Page 107 (2) Synchronization Clock Generation ..• HSYNC and the reference clock signal at printer block block of horizontal synchronizing synchronized with the signal. signal (HSYNC) (3) Laser drive block ........• ON/OFF control of the semiconductor laser and APC (Auto Power Control) control. e-STUDIO160/200/250 IMAGE PROCESSING 6 - 8 December 2002 TOSHIBA TEC...
  • Page 108 SCANNER ..........7-1 7.1 Functions ....................7-1 7.2 Configuration .................... 7-2 7.3 Scanner Motor Operation................7-5 7.4 Scanner Motor Drive Circuit ..............7-6 7.5 Exposure Lamp Control ................7-9 7.5.1 Exposure lamp ................7-9 7.5.2 Exposure Lamp Control Circuit ............ 7-10 7.6 General Description of CCD control ............

  • Page 109: Scanner

    Exposure lamp (Xenon) Reflector Original glass Scanner motor pulley Carriage 1 Carriage 1 rail Scanner drive gear Carriage 2 rail Lens Carriage 2 Scanner control PWA CCD PWA 08-01-01 December 2002 TOSHIBA TEC 7 - 1 e-STUDIO160/200/250 SCANNER...

  • Page 110: Configuration

    Mirror 1 Mirror 1 is for guiding light reflected from the original to mirror 2. Mirror 2 is described later on. Original Original glass Reflector Exposure lamp Mirror 1 08-02-02 e-STUDIO160/200/250 SCANNER 7 - 2 December 2002 TOSHIBA TEC...
  • Page 111 Mirror 3 Carriage 2 08-02-03 (4) Lens → CCD Light reflected from mirror 3 is projected to the CCD. The CCD is located at the focal point of a fixed lens. December 2002 TOSHIBA TEC 7 - 3 e-STUDIO160/200/250 SCANNER...
  • Page 112 The automatic original detection unit (APS sensor) uses sensors located in front of the lens cover and on the base frame for detection of the size of the original without the process of scanning. e-STUDIO160/200/250 SCANNER 7 - 4 December 2002 TOSHIBA TEC...

  • Page 113: Scanner Motor Operation

    First of all, carriages 1 and 2 moves to the home position. Home position is detected by carriage 1 passing the home position sensor. Carriages 1 and 2 then scan the original when the [START] key on the control panel is depressed. December 2002 TOSHIBA TEC 7 - 5 e-STUDIO160/200/250 SCANNER...

  • Page 114: Scanner Motor Drive Circuit

    The current flowing through the motor flows from R9 to R12 to generate voltage. This voltage is compared with the voltage set by the BPWM signal in IC9 and the current to flow through the motor is controlled based on its result. e-STUDIO160/200/250 SCANNER 7 - 6 December 2002 TOSHIBA TEC...
  • Page 115 The relations between the motor drive condition and each output of the BDTA/B signal, BCKO signal, and BSTB signal are shown below. December 2002 TOSHIBA TEC 7 - 7 e-STUDIO160/200/250 SCANNER...
  • Page 116 Output signal pattern Positive number Negative number BCK0 BSTB (0%) (20%) (40%) (55.5%) BDTA BDTB (71.4%) (83%) (91%) (100%) 08-04-02 e-STUDIO160/200/250 SCANNER 7 - 8 December 2002 TOSHIBA TEC...

  • Page 117: Exposure Lamp Control

    This ultraviolet ray converts the fluorescer into the visible light. (1) (8) 08-05-04 (1)Electrode (2)Electron (3)Xenon atom (4)Ultraviolet ray (5)Fluorescer (6)Visible light (irradiated from the opening to outside the pipe) (7)Opening (8)Harness December 2002 TOSHIBA TEC 7 - 9 e-STUDIO160/200/250 SCANNER...

  • Page 118: Exposure Lamp Control Circuit

    T1. This voltage is boosted by the Np winding and Ns winding and supplied to the exposure lamp for lighting. Scanner control PWA Inverter PWA ICP1 +24V Exposure lamp CPUA0~19 LAMP Motor Scanner MPU CPUD0~15 control IC 08-05-01 e-STUDIO160/200/250 SCANNER 7 - 10 December 2002 TOSHIBA TEC...
  • Page 119 It shortens the on time of Q1 when the input voltage rises, and extends the on time of Q1 when the voltage drops. Scanner control PWA Inverter PWA Exposure lamp +24V CPUA0~19 LAMP Motor Scanner MPU CPUD0~15 control IC Switching regulator 08-05-02 December 2002 TOSHIBA TEC 7 - 11 e-STUDIO160/200/250 SCANNER...

  • Page 120: General Description Of Ccd Control

    Transfer clock Optical energy Transfer area P-layer N-layer 7447 7448 7449 7450 Photosensor area Detailed photosensor Transfer area Shift register Transfer clock Principle of CCD Photo-Voltaic Conversion 08-06-01 e-STUDIO160/200/250 SCANNER 7 - 12 December 2002 TOSHIBA TEC...

  • Page 121: Shading Compensation

    (S - K) I = k x (W - K) where, Coefficient Image data before compensation Black data (in black memory) White data (in white memory) December 2002 TOSHIBA TEC 7 - 13 e-STUDIO160/200/250 SCANNER...

  • Page 122: Automatic Original-Size Detection Circuit (E-Studio200/250 Series)

    (4) are satisfied. (3) Original size detection is performed when the output signals from each sensor are input to the scan- ner MPU (IC1) on the scanner control PWA. e-STUDIO160/200/250 SCANNER 7 - 14 December 2002 TOSHIBA TEC...
  • Page 123 [ASD/AUD/CND/SAD/MJD models] APS-5 APS-4 A5-R B5-R APS-3 A4-R APS-2 APS-1 08-07-03 [NAD model] APS-5 APS-6 APS-4 ST-R APS-3 LT-R APS-2 08-07-04 December 2002 TOSHIBA TEC 7 - 15 e-STUDIO160/200/250 SCANNER...
  • Page 124 * Original cover sensor SW=ON • Keep the recognized original size (or no original state) just before the original cover sensor is turned on regard-less the APS sensor output signal. e-STUDIO160/200/250 SCANNER 7 - 16 December 2002 TOSHIBA TEC...

  • Page 125: Damp Heater Control Circuit (Asd/Aud/Cnd/Sad Models)

    ON/OFF state of the main switch. Scanner unit LVPS FUS PWA Entrance Scanner dump heater Connector F1/F2 AC/I/L Noise filter AC/I/N Scanner thermostat Connector 08-08-01 December 2002 TOSHIBA TEC 7 - 17 e-STUDIO160/200/250 SCANNER...

  • Page 126: Disassembly And Replacement

    FUS PWA cover. (See Fig. 2-6-34) 20. If the damp heater is installed, detach the damp heater harness connector and release the three FUS PWA 039-3 clamps. Fig. 7-8-2 e-STUDIO160/200/250 SCANNER 7 - 18 December 2002 TOSHIBA TEC...
  • Page 127 039-4 Fig. 7-8-3 23. Remove 2 screws. Screw Scanner stay L Screw Fig. 7-8-4 24. Remove 8 screws and remove scanner stay Screw Screw Scanner stay R Screw Fig. 7-8-5 December 2002 TOSHIBA TEC 7 - 19 e-STUDIO160/200/250 SCANNER...

  • Page 128: Adf Glas.

    ADF glass ADF glass. Note: For installing the ADF glass and original glass and adjusting the tilt, refer to the Ser- vice Handbook. (See Chapter 1.8) Original glass 043-2 Fig. 7-8-8 e-STUDIO160/200/250 SCANNER 7 - 20 December 2002 TOSHIBA TEC...

  • Page 129: Original Glass

    Notes: 1. For adjusting the timing belt when mounting the scanner motor, refer to the Service Handbook. (See Chapter 1.8) Timing 2. Do not mix the screws removed. belt 142 Screw 046-1 Fig. 7-8-12 December 2002 TOSHIBA TEC 7 - 21 e-STUDIO160/200/250 SCANNER...
  • Page 130 2. Remove original glass. (See Fig. 7-8-7) 3. Remove 8 screws and remove blind plate. (e-STUDIO160 series) 4. Remove 6 screws and remove blind plate. (e-STUDIO200/250 series) 050-6 Fig. 7-8-16 e-STUDIO160/200/250 SCANNER 7 - 22 December 2002 TOSHIBA TEC...
  • Page 131 Handbook. 4. When the error message “F14” appears after replacing the scanner assembly, refer to the Service Handbook and perform (08-389). Note: When removing scanner PWA, beware of scanner drive shaft. December 2002 TOSHIBA TEC 7 - 23 e-STUDIO160/200/250 SCANNER...
  • Page 132 10. Detach the connector from INV PWA (CN2), Ground wire remove one screw, and detach the ground wire. Screw Connector 053-1 Fig. 7-8-20 Ground wire e-STUDIO200/250 Connector INV PWA Screw 053-2 Fig. 7-8-21 e-STUDIO160/200/250 SCANNER 7 - 24 December 2002 TOSHIBA TEC...

  • Page 133: Carriage 1

    4. If a Finisher (MJ-1011) is attached to the copier, Carriage 1 detach the finisher plate. 5. Detach top cover. (See Fig. 2-6-2) 056-3 Fig. 7-8-24 6. Detach scanner cover. (See Fig. 2-6-3) December 2002 TOSHIBA TEC 7 - 25 e-STUDIO160/200/250 SCANNER...

  • Page 134: Carriage 2

    7. Detach top cover L. (See Fig. 2-6-4) 8. Detach top cover R. (See Fig. 2-6-5) 9. Release the lamp cable. (See Fig. 7-8-19 to 7-8-22) 10. Remove carriage 1. (See Fig. 7-8-24) e-STUDIO160/200/250 SCANNER 7 - 26 December 2002 TOSHIBA TEC...
  • Page 135 15. Remove spring plate securing mirror 2 and re- Spring plate move mirror 2. Spring plate Note: Clean the surface of mirror 2 if dirty. Mirror 2 Spring plate 060-2 Fig. 7-8-29 December 2002 TOSHIBA TEC 7 - 27 e-STUDIO160/200/250 SCANNER...
  • Page 136 Bearing drive shaft 14. Remove the screw and remove scanner drive Bearing gear. 064-1 Note: For winding the wire, refer to the Service Wire E-ring Fig. 7-8-32 Handbook. (See Chapter 1.8) e-STUDIO160/200/250 SCANNER 7 - 28 December 2002 TOSHIBA TEC...

  • Page 137: Ccd Unit

    4. Remove 5 screws, detach 5 connectors, and remove document size sensor. Note: When installing document size sensor, the 065-5-4 Fig. 7-8-34 harness must not obstruct CCD. NAD model MJD/SAD/AUD/CND models 065-5-5 Fig. 7-8-35 December 2002 TOSHIBA TEC 7 - 29 e-STUDIO160/200/250 SCANNER...
  • Page 138 4. Peel off the sheet. (e-STUDIO160 series) 065-13 Fig. 7-8-38 5. Remove the screw, release the hook, and de- e-STUDIO200/250 series tach the damp heater plate. Damp heater plate (e-STUDIO200/250 series) Screw Hook Fig. 7-8-39 065-9 e-STUDIO160/200/250 SCANNER 7 - 30 December 2002 TOSHIBA TEC...
  • Page 139 6. Release 2 clamps and detach the connector. Screw 7. Remove 2 screws and remove damp heater. Damp heater Screw Connector Clamp 065-8 Fig. 7-8-40 December 2002 TOSHIBA TEC 7 - 31 e-STUDIO160/200/250 SCANNER...
  • Page 140 PRINTING ..........8-1 8.1 General Description .................. 8-1 8.2 Structure ....................8-2 8.3 Laser Diode ....................8-5 8.4 Disassembly and Replacement ..............8-6...

  • Page 141: Printing

    For that reason, the laser scanner unit cannot be disassembled or adjusted in the field. Laser diode Lens Laser drive PWA Lens Polygonal mirror Polygonal mirror motor drive PWA Aperture Hsync detector Lens Slit Fθ correction lens Hsync detection mirror Fig. 8-1-1 08-01-01 December 2002 TOSHIBA TEC 8 - 1 e-STUDIO160/200/250 PRINTING...

  • Page 142: Structure

    The warning label shown below is attached on the PU guide assembly. 08-02-01 Fig. 8-2-1 [CAUTION] • Do not insert tools that are highly reflective into the path of the laser beam. • Remove all watches, rings, bracelets, etc. e-STUDIO160/200/250 PRINTING 8 - 2 December 2002 TOSHIBA TEC...
  • Page 143 One scan is completed by completion of steps A to C . One scan is carried out on one plane of the polygonal mirror. Six scans can be carried out with one rotation of the polygonal mirror. December 2002 TOSHIBA TEC 8 - 3 e-STUDIO160/200/250 PRINTING...
  • Page 144 This control board has the following functions: APC control function (for compensating disparity in the laser intensity caused by temperature) Laser ON/OFF generating function Function for generating synchronizing signals in the primary scanning direction e-STUDIO160/200/250 PRINTING 8 - 4 December 2002 TOSHIBA TEC...

  • Page 145: Laser Diode

    As a result, when the laser power is insufficient, the forward current is increased in the laser driver circuit, and alternatively when the laser power is excessive, the forward current is decreased so that the optical current is constant. December 2002 TOSHIBA TEC 8 - 5 e-STUDIO160/200/250 PRINTING...

  • Page 146: Disassembly And Replacement

    To prevent electrostatic destruction, do not touch the connector pin when plugging or unplugging the connector. Laser scanner unit Note: When the lens gets dirty, blow away the dirt with the blower. Connector 067-2 Fig. 8-4-2 e-STUDIO160/200/250 PRINTING 8 - 6 December 2002 TOSHIBA TEC...
  • Page 147 PAPER FEEDING SYSTEM ..... 9-1 9.1 General Description .................. 9-1 9.2 Construction ....................9-1 9.3 Drive Description..................9-3 9.3.1 Pickup feed roller, feed roller and registration roller ..... 9-3 9.3.2 Tray lift shaft ................. 9-3 9.4 Description of Operation ................9-4 9.4.1 Tray section ..................

  • Page 148: Paper Feeding System

    • Tray-up assembly • Pickup feed roller • Pickup roller • Paper empty sensor • Pickup sensor • Separation roller • Feed sensor • Registration roller • Pinch roller December 2002 TOSHIBA TEC 9 - 1 e-STUDIO160/200/250 PAPER FEEDING SYSTEM...

  • Page 149: Drive Description

    Main drive gear 3 Main drive gear 4 Main drive gear 6 Transmission gear 3 Pickup clutch Pickup feed roller Pickup roller Registration drive gear Registration roller clutch Registration roller e-STUDIO160/200/250 PAPER FEEDING SYSTEM 9 - 2 December 2002 TOSHIBA TEC...
  • Page 150 The driving force of the tray-up motor is transmitted to the tray lift shaft through each gear of the tray-up assembly to turn the tray lift shaft. Tray-up motor Tray-up gear 1 Tray-up gear 2 Tray-up gear 3 Tray-up gear 4 Tray-up gear 5 Tray lift shaft December 2002 TOSHIBA TEC 9 - 3 e-STUDIO160/200/250 PAPER FEEDING SYSTEM...

  • Page 151: Tray Lift Shaft

    The driving force of the main motor is transmitted to the clutch through each gear of the main drive gear assembly. As the pickup clutch is turned ON, the pickup feed roller turns causing the pickup roller to turn through the belt. e-STUDIO160/200/250 PAPER FEEDING SYSTEM 9 - 4 December 2002 TOSHIBA TEC...

  • Page 152: Paper Separation

    ( direction by the feed roller while the bottom sheet is sent in the ( ) direction by the separa- tion roller. December 2002 TOSHIBA TEC 9 - 5 e-STUDIO160/200/250 PAPER FEEDING SYSTEM...

  • Page 153: Cassette Feeding Operation

    ON to the moment when the registration roller clutch is turned ON to make the paper sag, thereby correcting it to be horizontal. e-STUDIO160/200/250 PAPER FEEDING SYSTEM 9 - 6 December 2002 TOSHIBA TEC...

  • Page 154: Function Of Each Part

    When transporting the paper from the transfer section to the exit roller, the registration roller clutch is turned ON to transmit the power of the main motor to registration roller. December 2002 TOSHIBA TEC 9 - 7 e-STUDIO160/200/250 PAPER FEEDING SYSTEM...
  • Page 155 The feed sensor detects the transport of the paper by the PU guide assembly. Registration clutch turns ON a fixed time after the feed sensor detects the top of paper. e-STUDIO160/200/250 PAPER FEEDING SYSTEM 9 - 8 December 2002 TOSHIBA TEC...

  • Page 156: Tray-Up Motor Drive Circuit

    (ON and OFF) based on the signals from the I/O port GA-1. For the control, refer to the table below. Input Output Description M (+) M (-) BRAKE CCW (upward) CW (downward) OFF (high impedance) STOP December 2002 TOSHIBA TEC 9 - 9 e-STUDIO160/200/250 PAPER FEEDING SYSTEM...

  • Page 157: Disassembly And Replacement

    3. Detach rear cover. (See Fig. 2-6-1) 4. Remove 2 screws and release 2 clamps. 5. Detach the relay connector and remove tray- Tray-up assembly up assembly. Screw Clamp Fig. 9-7-3 e-STUDIO160/200/250 PAPER FEEDING SYSTEM 9 - 10 December 2002 TOSHIBA TEC...
  • Page 158 7. Release timing belt 124 and remove pickup roller shaft assembly. 8. Detach E-ring and remove pulley and clutch. 9. Detach 2 E-rings. Pulley Pickup roller shaft Clutch E-ring Fig. 9-7-7 December 2002 TOSHIBA TEC 9 - 11 e-STUDIO160/200/250 PAPER FEEDING SYSTEM...

  • Page 159: Drive System

    10. DRIVE SYSTEM ........10-1 10.1 Construction of Drive System ..............10-1 10.2 Description of Operations ................. 10-2 10.2.1 Part A ................... 10-2 10.2.2 Part B ................... 10-3 10.2.3 Part C ................... 10-4 10.3 Disassembly and Replacement ..............10-6 10.4 Main Motor ....................10-11 10.4.1 Main motor drive ................

  • Page 160: Construction Of Drive System

    (Pick up clutch) Cassette feed gear 8 Part C SFB gear Cassette feed gear 6 2nd feed roller (Clutch) PFU gear 10-1-1 PPS2 Fig. 10-1-1 Drive system (Rear side view) December 2002 TOSHIBA TEC 10 - 1 e-STUDIO160/200/250 DRIVE SYSTEM...

  • Page 161: Description Of Operations

    • Exit drive gear 7 ....The driving gear train from the main motor drives exit drive gear 7. When connected to this gear, the OCT or JSP is driven. (Finisher: e-STUDIO200/250 series) e-STUDIO160/200/250 DRIVE SYSTEM 10 - 2 December 2002 TOSHIBA TEC...

  • Page 162: Part B

    • Developer Drive ....The main motor transmits the drive to the developer drive pulley via tim- ing belt 176, causing the developer connected with the coupling to be driven. December 2002 TOSHIBA TEC 10 - 3 e-STUDIO160/200/250 DRIVE SYSTEM...

  • Page 163: Part C

    When connected to this gear, the SFB is driven. • Cassette feed gear 6 ... The driving gear train from the main motor drives cassette feed gear 6. When connected to this gear, the PFU is driven. e-STUDIO160/200/250 DRIVE SYSTEM 10 - 4 December 2002 TOSHIBA TEC...
  • Page 164 When paper is fed into the paper path, the RGST-CLT is turned on, and the registration roller rotates. The OCF-CLT is turned off, and the timing belt rotates the 2nd feed roller. December 2002 TOSHIBA TEC 10 - 5 e-STUDIO160/200/250 DRIVE SYSTEM...

  • Page 165: Disassembly And Replacement

    13. If an ADU (MD-0101) is attached to the copier, open it. 14. Open side cover. Side cover 030-1 Fig. 10-3-2 15. Remove 2 screws. Screw Drum drive shaft 030-2 Fig. 10-3-3 e-STUDIO160/200/250 DRIVE SYSTEM 10 - 6 December 2002 TOSHIBA TEC...
  • Page 166 2. Seeing from the gap of the main drive gear cover assembly, confirm that the timing belt is securely installed. Connector 031-2 Fig. 10-3-5 December 2002 TOSHIBA TEC 10 - 7 e-STUDIO160/200/250 DRIVE SYSTEM...
  • Page 167 Detach rear cover. (See Fig. 2-6-1) Fig. 10-3-8 Detach ozone cover. (See Fig. 2-6-9) Detach paper tray cover. (See Fig. 2-6-10) 10. Detach upper right cover R. (See Fig. 2-6-14) e-STUDIO160/200/250 DRIVE SYSTEM 10 - 8 December 2002 TOSHIBA TEC...
  • Page 168 Bushing plate 034-1 Fig. 10-3-10 Stop ring 5. Detach 2 stop rings, slide bushing in the direc- tion of the arrow, and remove registration roller assembly. Registration roller assembly Fig. 10-3-11 December 2002 TOSHIBA TEC 10 - 9 e-STUDIO160/200/250 DRIVE SYSTEM...
  • Page 169 6. Detach stop ring, and remove cassette feed Registration roller gear 1, regiatration roller clutch, and regiatration wheel in this order. Registration roller clutch Bushing Cassette feed gear 1 Registration wheel Stop ring Fig. 10-3-12 e-STUDIO160/200/250 DRIVE SYSTEM 10 - 10 December 2002 TOSHIBA TEC...

  • Page 170: Main Motor

    When the difference in each comparison is then eliminated and the rotation stabilizes, the main motor sends the MMSYNC signal at “Low” level to the I/O port GA-2. December 2002 TOSHIBA TEC 10 - 11...

  • Page 171: Control Signals

    ON/OFF control signal for main motor. “Low” level: OFF “High” level: ON (5) MMSYNC signal Detection signal for rotational state. “Low” level: Rotation at constant speed “High” level: Rotation at non-constant speed e-STUDIO160/200/250 DRIVE SYSTEM 10 - 12 December 2002 TOSHIBA TEC...
  • Page 172 11. DRUM-RELATED SECTION ....11-1 11.1 General Description .................. 11-1 11.2 Construction ....................11-1 11.3 Drive Description..................11-2 11.4 Function of Each Part ................11-3 11.5 High Voltage Output Control Circuit ............11-4 11.5.1 Outline ..................11-4 11.5.2 Control method................11-4 11.6 Disassembly and Replacement ..............

  • Page 173: Drum-Related Section

    The drum-related section consists of the following parts: • Drum • Discharge LED • Main charger • Transfer charger • Separation charger • Paper guide assembly • Vacuum fan motor December 2002 TOSHIBA TEC 11 - 1 e-STUDIO160/200/250 DRUM-RELATED SECTION...

  • Page 174: Drive Description

    Drum drive gear 11-03-01 The drum rotates as the driving force of the main motor is transmitted to it through each gear. Main motor Main drive gear 5 Drum drive gear Drum e-STUDIO160/200/250 DRUM-RELATED SECTION 11 - 2 December 2002 TOSHIBA TEC...

  • Page 175: Function Of Each Part

    (7) Vacuum fan motor Works to help separation of copy paper from the drum surface by sucking the air form the back side of the paper. December 2002 TOSHIBA TEC 11 - 3 e-STUDIO160/200/250 DRUM-RELATED SECTION...

  • Page 176: High Voltage Output Control Circuit

    Charging (Main charger) The I/O port GA-2 (IC6) turns the CCON signal (main charger control signal) to “Low” level. ↓ The HVPS generates constant-current and delivers it to the main charger. e-STUDIO160/200/250 DRUM-RELATED SECTION 11 - 4 December 2002 © TOSHIBA TEC...
  • Page 177 The I/O port GA-2 (IC6) turns the TCON signal (transfer charger control signal) to “Low” level. ↓ The HVPS generates current based on the voltage value of the TCVR and delivers it to the transfer charger. December 2002 © TOSHIBA TEC 11 - 5 e-STUDIO160/200/250 DRUM-RELATED SECTION...
  • Page 178 High voltage to the paper guide plate/pinch roller is delivered or cut off synchronizing with the timing of the SPON signal (separation charger control signal). When the SPON signal is at “Low” level, the voltage is delivered. e-STUDIO160/200/250 DRUM-RELATED SECTION 11 - 6 December 2002 © TOSHIBA TEC...

  • Page 179: Disassembly And Replacement

    Note: When placing the front and rear protection Charger unit sheets on the charger unit, they do not ex- Front protection sheet 11-6-3 tend from the charger unit. Fig. 11-6-3 December 2002 © TOSHIBA TEC 11 - 7 e-STUDIO160/200/250 DRUM-RELATED SECTION...
  • Page 180 7. Release the spring and detach the separation Spring and transfer charger wires. Transfer charger wire Note: Be careful handling the wires. Spring Wire Separation charger wire 11-6-6 Fig. 11-6-6 e-STUDIO160/200/250 DRUM-RELATED SECTION 11 - 8 December 2002 © TOSHIBA TEC...

  • Page 181: Developer Section

    12. DEVELOPER SECTION ......12-1 12.1 General Description .................. 12-1 12.2 Construction ....................12-1 12.3 Drive Description..................12-2 12.4 Function of Each Part ................12-5 12.5 Toner Control Circuit ................. 12-6 12.5.1 Outline ..................12-6 12.5.2 Toner empty detection circuit............12-6 12.5.3 Toner supply motor ...............

  • Page 182: General Description

    Agitator 12-02-01 Toner empty sensor The developer section consists of the following parts: • Magnetic roller • Doctor • Agitator • Auger • Toner empty sensor • Toner cartridge auger December 2002 TOSHIBA TEC 12 - 1 e-STUDIO160/200/250 DEVELOPER SECTION...

  • Page 183: Drive Description

    Agitator drive gear Magnetic roller drive gear 12-03-01 Developer drive gear 3 Auger drive gear Developer drive gear 3 Developer drive gear 8 Developer drive gear 7 12-03-02 Developer drive gear 6 e-STUDIO160/200/250 DEVELOPER SECTION 12 - 2 December 2002 TOSHIBA TEC...
  • Page 184 Developer drive Agitator drive drive gear gear 4 gear 5 gear Magnetic roller Agitator Developer drive gear 6 Developer drive gear 7 Developer drive gear 8 Auger drive gear Auger December 2002 TOSHIBA TEC 12 - 3 e-STUDIO160/200/250 DEVELOPER SECTION...
  • Page 185 The toner cartridge auger turns as the driving force of the toner supply motor is transmitted to them through each gear. Toner supply motor Toner supply gear Toner supply coupling Toner cartridge auger e-STUDIO160/200/250 DEVELOPER SECTION 12 - 4 December 2002 TOSHIBA TEC...

  • Page 186: Function Of Each Part

    This allows the toner cartridge auger to turn and toner to be added to the developer unit from the toner cartridge. December 2002 TOSHIBA TEC 12 - 5 e-STUDIO160/200/250 DEVELOPER SECTION...

  • Page 187: Toner Control Circuit

    “Low” level to the I/O port GA-2 (IC6). ↓ 5) The CPU (IC66) judges the amount of remaining toner by the number of times the level of the TESMON signal becomes low. e-STUDIO160/200/250 DEVELOPER SECTION 12 - 6 December 2002 TOSHIBA TEC...

  • Page 188: Toner Supply Motor

    • IC5 is turned off → The current which was flowing in the motor winding flows via the route of diode. → It decreases at the rate of the time constant determined by the inductance and resistance of the winding. → the motor stops. December 2002 TOSHIBA TEC 12 - 7 e-STUDIO160/200/250 DEVELOPER SECTION...

  • Page 189: Disassembly And Replacement

    9. Open front cover. Front cover Side cover Fig. 12-6-2 Screw 10. Remove 3 screws and remove DEV. motor as- sembly. DEV. motor assembly Screw Screw White Black Blue or Red Fig. 12-6-3 e-STUDIO160/200/250 DEVELOPER UNIT 12 - 8 December 2002 TOSHIBA TEC...
  • Page 190 13. CLEANER SECTION ........ 13-1 13.1 General Description .................. 13-1 13.2 Construction ....................13-1 13.3 Drive Description..................13-2 13.4 Function of Each Part ................13-3...
  • Page 191 Recovery blade Drum Process unit 13-02-01 Main blade The cleaner section consists of the following parts: • Main blade • Recovery blade • Cleaner paddle • Toner recovery auger December 2002 © TOSHIBA TEC 13 - 1 e-STUDIO160/200/250 CLEANER SECTION...
  • Page 192 The cleaner paddle and toner recovery auger turn as the rotation of the drum is transmitted to them through each gear. Drum Drum gear Cleaner paddle drive gear Cleaner paddle Toner recovery auger gear Toner recovery auger e-STUDIO160/200/250 CLEANER SECTION 13 - 2 December 2002 © TOSHIBA TEC...
  • Page 193 The cleaner paddle conveys the residual toner collected on the recovery blade to the toner recovery auger. (4) Toner recovery auger Carries scrapped residual toner to the toner bag. (5) Toner bag Stores the scraped residual toner carried by the toner recovery auger. December 2002 © TOSHIBA TEC 13 - 3 e-STUDIO160/200/250 CLEANER SECTION...
  • Page 194 14. FUSER UNIT/EXIT UNIT ......14-1 14.1 General Description .................. 14-1 14.2 Construction ....................14-1 14.3 Drive Description..................14-2 14.4 Description of Operations ................. 14-3 14.4.1 Fuser unit ..................14-3 14.4.2 Exit unit ..................14-3 14.5 Functions of Each Part................14-4 14.5.1 Fuser unit ..................

  • Page 195: Fuser Unit/Exit Unit

    Cleaner fuser roller • Heater thermistor • Fuser thermostat 1/2 The exit unit consists of the following parts: • Exit roller • Pinch roller • Exit guide • Exit sensor December 2002 TOSHIBA TEC 14 - 1 e-STUDIO160/200/250 FUSER UNIT/EXIT UNIT...

  • Page 196: Drive Description

    HR drive gear 2/Heater roller Pressure roller Cleaner fuser roller HR drive gear 1 Exit drive gear 7 Exit drive gear 3 Exit drive gear 2 Exit drive gear 1 Exit roller shaft e-STUDIO160/200/250 FUSER UNIT/EXIT UNIT 14 - 2 December 2002 TOSHIBA TEC...

  • Page 197: Description Of Operations

    The pinch roller is pressed against the exit roller by the spring so that it is turned by the power of the exit roller. Consequently, the paper is transported by the exit roller and pinch roller. December 2002 TOSHIBA TEC 14 - 3...

  • Page 198: Functions Of Each Part

    This thermistor controls the temperature so that the heat lamp turns OFF when either of the values detected by the thermistor 1 or thermistor 2 exceeds the tem- perature setting. e-STUDIO160/200/250 FUSER UNIT/EXIT UNIT 14 - 4 December 2002 TOSHIBA TEC...

  • Page 199: Paper Exit Unit

    The exit sensor detects the transport of paper at the paper exit unit. A paper jam is detected accord- ing to the on/off timing of the exit sensor. (4) Exit guide The exit guide is used as a guide for transporting the paper to the option ADU. December 2002 TOSHIBA TEC 14 - 5 e-STUDIO160/200/250 FUSER UNIT/EXIT UNIT...

  • Page 200: Heater Control Circuit

    2 is 2.72V) continuously for 500 milliseconds or below 40°C (the output voltage of heater thermistor 2 is 0.0702V) continuously for 500 milliseconds, after the Ready state. e-STUDIO160/200/250 FUSER UNIT/EXIT UNIT 14 - 6 December 2002 TOSHIBA TEC...
  • Page 201 400 in the 08 mode to check the thermistor/heater status counter, and clear it to “0” if neces- sary. Heat roller surface temperature (e-STUDIO160 series): 190°C (Thermistor resistance: 5.90KΩ) Heat roller surface temperature (e-STUDIO200/250 series): 200°C (Thermistor resistance: 5.01KΩ) December 2002 TOSHIBA TEC 14 - 7 e-STUDIO160/200/250 FUSER UNIT/EXIT UNIT...
  • Page 202 2; i.e. when it detects a temperature of 245°C or over, the heater lamp is set to automatically turn itself OFF, regardless of the temperature on the paper passage areas. e-STUDIO160/200/250 FUSER UNIT/EXIT UNIT 14 - 8 December 2002 TOSHIBA TEC...

  • Page 203: Temperature Detection By The Thermistor

    • The input voltage is converted to digital data by the A/D converter and output to the register of the system control GA. The CPU reads this value and detects a change in the data to judge if the heat roller temperature is normal or abnormal. December 2002 TOSHIBA TEC 14 - 9 e-STUDIO160/200/250 FUSER UNIT/EXIT UNIT...

  • Page 204: Disassembly And Replacement

    ASD/AUD/CND/MJD models Black White Black White White Relay con- Relay con- nector nector Fuser con- Fuser con- nector nector White Black White Black White Fig. 14-7-3 085-2 e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT 14 - 10 December 2002 TOSHIBA TEC 07/10...
  • Page 205 Fig. 14-7-6 [C] Heat roller separator 1. Remove fuser unit. (See Fig.14-7-1) Fuser front cover 2. Loosen 2 knobs and open the fuser front cover. Knob 087-4 Fig.14-7-7 December 2002 TOSHIBA TEC 14 - 11 e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT...
  • Page 206 3. Remove 2 screws and detach the housing as- sembly. Housing assembly Screw 089-1 Fig. 14-7-10 4. Loosen 2 knobs and detach the fuser front cover. Fuser front cover Knob 089-4 Fig.14-7-11 e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT 14 - 12 December 2002 TOSHIBA TEC...
  • Page 207 Screw Heater cover assembly Screw 090-3 Fig. 14-7-14 9. Remove 2 screws and detach the fuser Fuser thermostat 1 thermostat 1. Screw 091-4 Fig. 14-7-15 December 2002 TOSHIBA TEC 14 - 13 e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT...
  • Page 208 Also, if any of fuser thermostat 0.7 - 1.4 mm 2, holder and sensor guide is deformed, re- 092-4 Fig. 14-7-18 place it with a new one. e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT 14 - 14 December 2002 TOSHIBA TEC...
  • Page 209 HR drive gear 3, and heater lamp holder and outer HR drive gear 3. White grease Outer HR Inner HR driver gear 3 driver gear 3 092-3 Fig. 14-7-20 December 2002 TOSHIBA TEC 14 - 15 e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT...
  • Page 210 ASD/AUD/CND/MJD models 400W heater lamp should be attached to the upper side. Heater lamp Heater lamp harness (White) Heater lamp harness (Black) Fuser thermostat harness (White) Fig. 14-7-24 094-6 e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT 14 - 16 December 2002 TOSHIBA TEC...
  • Page 211 10. Remove the HR frame R assembly, detach the sensor guide, press roller and the cleaning Sensor guide Screw roller. HR frame R assembly Cleaning roller Screw Fig. 14-7-27 096-1 December 2002 TOSHIBA TEC 14 - 17 e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT...
  • Page 212 6. Remove the HR drive gear 1, outer HR drive gear 3 and inner HR drive gear 3. (See Fig.14-7-20) 7. Remove the heater lamp. (See Fig.14-7-22,14-7-23 and 14-7-24) 8. Remove the spring. e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT 14 - 18 December 2002 TOSHIBA TEC...
  • Page 213 Note: When heat roller is replaced, apply 0.075g of white grease (molykote HP-300) to the area around the boss inside of HR drive gear 2. (See Fig. 14-7-25) 097-8 Fig. 14-7-34 December 2002 TOSHIBA TEC 14 - 19 e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT...
  • Page 214 097-10 Fig. 14-7-36 16. Release the spring and detach the cleaning roller bushing. Cleaning roller bushing Spring 097-6 Fig. 14-7-37 Cleaning roller Spring bushing 097-7 Fig. 14-7-38 e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT 14 - 20 December 2002 TOSHIBA TEC...
  • Page 215 13. Remove 2 screw holding the left cover R. (See Fig. 2-6-21) 14. Detach inner cover. (See Fig. 2-6-21) 15. Detach the relay connector. 16. Remove 4 screws, release the clamp, and re- move exit unit. December 2002 TOSHIBA TEC 14 - 21 e-STUDIO160/200/250 FUSER UNIT/PAPER EXIT UNIT...
  • Page 216 15. POWER SUPPLY UNIT ......15-1 15.1 Outline ...................... 15-1 15.2 DC Output Circuit ..................15-2 15.3 Heater Lamp Drive Circuit ................. 15-4 15.4 Dump Heater Power Supply Circuit (ASD/AUD/CND/SAD models) ..15-4 15.5 Stapler Power Supply Circuit ..............15-4...

  • Page 217: Power Supply Unit

    Fuser thermostat 1 10,13,14,15 Fuser thermostat 2 Heater lamp Heater lamp 1 control circuit 1 8,18,19 HT1ON Heater lamp Heater lamp 2 HT2ON control circuit 2 ASD/AUD/CND/MJD models 15-01-02 Fig. 15-1-1 December 2002 TOSHIBA TEC 15 - 1 e-STUDIO160/200/250 POWER SUPPLY UNIT...

  • Page 218: Dc Output Circuit

    POWER SUPPLY UNIT 15 - 2 December 2002 TOSHIBA TEC...

  • Page 219: Power Supply Sequence

    20ms min. +4.75V 5VPS +22.8V 24V,24VFU1,24VFU2 +22.8V 24VSW 0ms min. 0ms min. ON:H ON:H OFF:L PWS signal Open Close Close Front cover Open Close Close Side cover 15-02-01 Fig. 15-2-1 December 2002 TOSHIBA TEC 15 - 3 e-STUDIO160/200/250 POWER SUPPLY UNIT...

  • Page 220: Heater Lamp Drive Circuit

    15.5 Stapler Power Supply Circuit This circuit supplies AC power to an optionally connected stapler (option). AC power is supplied when the main switch is ON. e-STUDIO160/200/250 POWER SUPPLY UNIT 15 - 4 December 2002 TOSHIBA TEC...
  • Page 221 16. BOARD ASSEMBLY ........ 16-1 16.1 PWA-F-MAN ..................... 16-1 16.2 PWA-F-RLY ....................16-2 16.3 PWA-F-PIF ....................16-3 16.4 PWA-F-PNL ....................16-4 16.5 PWA-F-VR ....................16-4 16.6 PWA-F-SLG ....................16-5 16.7 PWA-F-FUS (ASD/AUD/CND/SAD models) ..........16-6...

  • Page 222: Board Assembly

    16. BOARD ASSEMBLY 16.1 PWA-F-MAN 16-01-01 December 2002 TOSHIBA TEC 16 - 1 e-STUDIO160/200/250 PC BOARD...

  • Page 223: Pwa-F-Rly

    16.2 PWA-F-RLY 16-02-01 e-STUDIO160/200/250 PCB BOARD 16 - 2 December 2002 TOSHIBA TEC...

  • Page 224: Pwa-F-Pif

    16.3 PWA-F-PIF 16-03-01 December 2002 TOSHIBA TEC 16 - 3 e-STUDIO160/200/250 PC BOARD...

  • Page 225: Pwa-F-Pnl

    16.4 PWA-F-PNL 16-04-01 16.5 PWA-F-VR 16-05-01 e-STUDIO160/200/250 PCB BOARD 16 - 4 December 2002 TOSHIBA TEC...

  • Page 226: Pwa-F-Slg

    16.6 PWA-F-SLG 16-06-01 December 2002 TOSHIBA TEC 16 - 5 e-STUDIO160/200/250 PC BOARD...

  • Page 227: Pwa-F-Fus (Asd/Aud/Cnd/Sad Models)

    16.7 PWA-F-FUS (ASD/AUD/CND/SAD models) 16-07-01 e-STUDIO160/200/250 PCB BOARD 16 - 6 December 2002 TOSHIBA TEC...
  • Page 228 17. WIRE HARNESS CONNECTION DIAGRAMS ..... 17-1...
  • Page 229 RX1 89 SD4 23 CH02 91 SD8 25 SD10 SG 93 SD12 27 FAXDET SD14 3.3VB 95 PM1OD0 3.3V PM1OD2 -12V 97 +12V 5VPS 99 17-01-01 Fig. 17-1-1 December 2002 TOSHIBA TEC 17 - 1 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS...
  • Page 230 +5V 89 SG 47 5VPS 5VPS 91 SG 49 SG 93 PCDIR 51 NSTROB SG 95 NINIT 53 NSELIN SG 97 BUSY 55 SG 99 17-01-02 Fig. 17-1-2 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS 17 - 2 December 2002 TOSHIBA TEC...
  • Page 231 +5V 21 SWC1 SWC2 SG 23 PWA-F-OTK SWC3 PWRVSLED ( Option ) SWC4 PWRSVKEY 25 SWC5 5VPS SWC6 SWC7 SWC8 SWC9 SWC10 SWC11 SWC12 SWC13 SWC14 17-01-03 Fig. 17-1-3 December 2002 TOSHIBA TEC 17 - 3 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS...
  • Page 232 PIXD7 41 PIXD9 PIXD9 PIXD11 43 PIXD11 43 PIXD13 PIXD13 PIXD15 45 PIXD15 45 3.3V 3.3V 3.3V 47 3.3V 47 SG 49 SG 49 MEM1DET MEM2DET 17-01-04 Fig. 17-1-4 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS 17 - 4 December 2002 TOSHIBA TEC...
  • Page 233 IOCS3X D14 55 CN17 D10 57 5VPS D6 59 5VPS 5VPS D2 61 A8 63 A4 65 SG 10 AU1SET 67 PSVENA PCIFD6 69 PCIFD4 17-01-05 Fig. 17-1-5 December 2002 TOSHIBA TEC 17 - 5 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS...
  • Page 234 CN18 CN169 PWSV 59 LPWR 5VPS 3.3V 61 VIDEOX 3.3V LDENX 3.3V 63 PWA-LDR LSU5V SG 65 -12V HSYNC +12V 67 +5V 69 +5V 70 17-01-06 Fig. 17-1-6 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS 17 - 6 December 2002 TOSHIBA TEC...
  • Page 235 3.3V 29 SG 31 PWA-F-CCD +12V 33 CN49 PWA-F-SLG 24VF1 PWA-F-RLY ( 1/2 ) 24VF1 ( 3/10 ) HOME-SEN HPSEN PLSEN ORCOV-SEN +24V SCN-MOT +24V Fig. 17-1-7 17-01-21 December 2002 TOSHIBA TEC 17 - 7 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS...
  • Page 236 SENS1 PWA-F-SLG ( 2/2 ) SENS2 APS-3 SENS3 +5V 10 SENS4 11 SG 12 APS-4 CN10 APS-5 SENS5 SENS6 e-STUDIO 160 series APS-6 LAMP NAD model INV-EXPO-AT EXPO-LAMP-AT e-STUDIO 200/250 series LAMP +24V LAMP INV-EXPO-AW EXPO-LAMP-AW LAMP LAMP e-STUDIO 200/250 series 17-01-16 Fig.
  • Page 237 NAD/SAD models 24VF1 17 24VFU2 CN122 FUS-THM PG 19 24VF2 24VFU1 U900-HL CN122 FUS-THM E500-HL E400-HL CN175 ASD/AUD/CND/MJD models CN44 HEA1-THM ATH1 ATH2 HEA2-THM THCHK 17-01-17 Fig. 17-1-9 December 2002 TOSHIBA TEC 17 - 9 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS...
  • Page 238 Transfer charger OUT3 OUT2 OUT1 CN27 Process unit DTHA CN54 +24V PWA-F-RLY ( 5/10 ) CN19 CN190 CN53 DRM-THM DTHA e-STUDIO 160 series CN29 MMTR-ON MMTR-RFL PLL-OK MD-MOT-AT CN28 CN30 MMTR-ON MD-MOT-AW MMTR-BRK MMTR-RFL PLL-OK MMTR-DIR MMTR-FG e-STUDIO 200/250 series 17-01-18 Fig.
  • Page 239 T-UP-SEN +24V LPSON PUCON CN182 LUMON PE-SEN +24V PESON +24V CN180B CN180B +5V 11 PRCON CN183 PU-CLT CN164 T-UP-MOT CN155 RGST-CLT CN38 CN159 CASSETTE CST-SW 17-01-11 Fig. 17-1-11 December 2002 TOSHIBA TEC 17 - 11 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS...
  • Page 240 CN165 RETS-1 B6 CN154 CN205 RETS-2 RETS-3 B8 OCF-SEN PFUFD-SW RETS-4 RETS-5 PFUFDCLT RETS-6 +24V RETS-7 SCSW-B B13 CN163 LCFCNT OCF-CLT CN501 CN207 +24V +24V 17-01-12 Fig. 17-1-12 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS 17 - 12 December 2002 TOSHIBA TEC...
  • Page 241 ( Option ) F/SELECT JCONECT 11 FLS1ON 13 JPOSON CN47 PWA-F-RLY Speaker ( 8/10 ) CN50 CN170 FANH POW-FAN FANL FANH FANL CN172 PU-FAN CN52 FRCOV-SW FCOSON 17-01-13 Fig. 17-1-13 December 2002 TOSHIBA TEC 17 - 13 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS...
  • Page 242 PWA-F-IPC D3 23 ( e-STUDIO 200/250 series ) ( Option ) D7 25 5IORDX 27 5RESETX +5V 29 IPCDET CN48 24VF2 PWA-F-RLY ( 9/10 ) 17-01-19 Fig. 17-1-14 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS 17 - 14 December 2002 TOSHIBA TEC...
  • Page 243 CN16 COINVDI1 COINVDI2 PWA-F-MAN COINVDO2 ( 14/14 ) COINVDO3 COINVDO4 COINVDO5 COINVDO6 COINVDO7 11 COINVDO8 for Coin vendor CN42 +24V PWA-F-RLY ( 10/10 ) 17-01-20 Fig. 17-1-15 December 2002 TOSHIBA TEC 17 - 15 e-STUDIO160/200/250 WIRE HARNESS CONNECTION DIAGRAMS...
  • Page 244 18. PAGE MEMORY BOARD ......18-1 18.1 Introduction ....................18-1 18.2 Structure ....................18-2 18.2.1 Interfaces ..................18-2 18.2.2 Schematic ..................18-3 18.3 Description of Function ................18-5 18.3.1 Basic functions ................18-5 18.3.2 Editing ..................18-10...
  • Page 245 (4) Editing : Executes the following processes the image data saved in the page memory. • Makes multi-image copies • Rotates images. December 2002 TOSHIBA TEC 18 - 1 e-STUDIO160/200/250 PAGE MEMORY BOARD...
  • Page 246 (3) Printer interface Image data in page memory are output to the laser controllers in the digital copier’s printer by the external interface of the digital copier relay processor. e-STUDIO160/200/250 PAGE MEMORY BOARD 18 - 2 December 2002 TOSHIBA TEC...
  • Page 247 Refreshment cy 4096 cycle/64mS The page memory board is provided with two slots for mounting the main PC Board. Adding on this memory board increases the memory to 128 MB. December 2002 TOSHIBA TEC 18 - 3 e-STUDIO160/200/250 PAGE MEMORY BOARD...
  • Page 248 This LSI executes the following operations: • Compressions image data on the page memory, and forms coded data. • Decompresses the coding data compressed on the page memory to restore the image data. e-STUDIO160/200/250 PAGE MEMORY BOARD 18 - 4 December 2002 TOSHIBA TEC...
  • Page 249 The following describes an example of execution process where alternation and sorting have been specified when marking multi-copies. Execution process (Basic function) Input process Input Memory Scanner module Output process Output Memory Printer module PM: Page Memory December 2002 TOSHIBA TEC 18 - 5 e-STUDIO160/200/250 PAGE MEMORY BOARD...
  • Page 250 Input process Input Compression Image Memory memory Scanner CODEC module module Decompression process Decompression Output Image Memory memory CODEC Printer module module Roation PM: Page Memory IM: Image Memory e-STUDIO160/200/250 PAGE MEMORY BOARD 18 - 6 December 2002 TOSHIBA TEC...
  • Page 251 Stored in image memory decompressed Image data decompressed Even-numbered copies only rotated 1 sheet printed 1 sheet printed Final original of nth copy printed? 1st copy 2nd copy 3rd copy December 2002 TOSHIBA TEC 18 - 7 e-STUDIO160/200/250 PAGE MEMORY BOARD...
  • Page 252 CODEC CODEC module module module 2in 1 4in 1 bind Decompression process Decompression Output Image Memory memory CODEC Printer module module Rotation PM: Page Memory IM: Image Memory e-STUDIO160/200/250 PAGE MEMORY BOARD 18 - 8 December 2002 TOSHIBA TEC...
  • Page 253 ADU: (B) Page 4 and 5 are decompressed Printed on copy (B) rear side and stored as 1 page. 8 single-sided originals Printed state Reversal of printed sate December 2002 TOSHIBA TEC 18 - 9 e-STUDIO160/200/250 PAGE MEMORY BOARD...
  • Page 254 (180 deg. rotation) 4in 1 copy Using the ADF Output of the ADF Sub scanning Sub scanning Sub scanning Main scanning Main scanning Main scanning (Normal) (180 deg. rotation) e-STUDIO160/200/250 PAGE MEMORY BOARD 18 - 10 December 2002 TOSHIBA TEC...
  • Page 255 1-1, KANDA NISHIKI-CHO, CHIYODA-KU, TOKYO, 101-8842 JAPAN...

This manual is also suitable for:

E-studio 200E-studio 250

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