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RONGDA RD-3108C Service Manual

Rd digital duplicator
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SERVICE MANUAL
FOR RD DIGITAL DUPLICATOR
RD-3108C RD-3208C RD-4019A RD-4029A
RD-4200
RD-4220
RD-4300
RD-4320
Copyright (C) 2007 RD CORPORATION

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Summary of Contents for RONGDA RD-3108C

  • Page 1 All manuals and user guides at all-guides.com SERVICE MANUAL FOR RD DIGITAL DUPLICATOR RD-3108C RD-3208C RD-4019A RD-4029A RD-4200 RD-4220 RD-4300 RD-4320 Copyright (C) 2007 RD CORPORATION...
  • Page 2 All manuals and user guides at all-guides.com Safety Guides Read the section before install or repair the machine. Warning: Do not place metallic objects or water containers on the machine,or it will result a fire or an electric shock. Do not palce heavy objects on the unit, or it may cause injury. Place the machine on a level and stable area.
  • Page 3 All manuals and user guides at all-guides.com Recommendations a. Size and Weight Restrictions Printing paper: Size: Max .297mm * 420mm Weight: 40 g/m2------120 g/m2 Min. 100mm * 148mm NOTE:Do not use the following type of paper,as they can cause jams or misfeeds Extremely thin paper (less than 40g/m2) Extremely thick or heavy paper ( greater than 120 g/m2) Wrinkled, curled, folded,or torn paper.
  • Page 4 All manuals and user guides at all-guides.com Email: techsupport@nbrdc.com Address: No.928,Chengxin Road, YinZhou investment and innovation center, Ningbo China.

  • Page 5: Table Of Contents

    First Paper Feed Unit..........9 Second Paper Feed Unit...........11 Scan Unit..............14 Master-making Unit..........16 Master Disposal Unit..........18 Drum Unit..............19 Paper Receiving Unit..........23 Chapter 3 Test Features.........24 RD-3108C/3208C/4019A/4029A......25 RD-4200 RD-4220 ..........27 RD-4220/4320............29 Chapter 4 Troubleshooting........31 Drum unit..............32 Paper Transmission Unit.........38 Master Making Unit..........40 Master Eject Unit............42 Electronic Unit............44...
  • Page 6 Chapter 1 Introduction : This chapter mainly provides the basic information about RD duplicatior including overview of features , control panel and names of all parts. Overview Features 1. RD-3108C..................2 2. RD-4019A..................2 3. RD-4200 / RD-4300..............3 4 . RD-4220/RD-4320...............3 Control Panel & Main display RD-3108C/RD-3208C/RD-4019A/RD-4029A.........4...

  • Page 7: Overviw Features

    All manuals and user guides at all-guides.com Overview Features 1 RD-3108C 1) Paper feed guide 2) Original receiving tray 3) Scan cover 4) Original guide tray 5) Control panel 6) Front cover 7) Feed tray lock switch 8) Power switch...
  • Page 8 All manuals and user guides at all-guides.com 3. RD-4200 / RD-4300 1) Scan cover 2) Scan glass 3) Scan table 4) Control panel 5) Paper receiving tray 6) Front door 7) Uplift lever 8) Power switch 9) Paper feed tray 10) Elevator button 11) Paper feed pressure knob 12) Scan table release lever...
  • Page 9 All manuals and user guides at all-guides.com Control Panel RD-3108C/RD-3208C/RD-4019A/RD-4029A 1.Space position indicate LED : show the selected print speed. 2.Space position key: adjust the space position. 3.Print speed indicate LED : show the selected print speed. 4.Print Speed key: adjust the print speed.
  • Page 10 All manuals and user guides at all-guides.com Control Panel RD-4200 / RD-4300 1. Sub-indicate LED : show the enlarge/reduce, middle shrradow,group mode ,sensor test. 2.Enlarge and reduce key: enlarge and reduce the original size. 3.Master-making density indicate LED : show the selected master-making density . 4.Original size indicate LED: show the selected original size.
  • Page 11 All manuals and user guides at all-guides.com 22.Space position select key: adjust the print position. 23.Space home position key: return to the home position. 24.Numric key (0~9) : enter the quantity 25:Test Print key: test print for two sheets 26.Print key: start print .
  • Page 12 All manuals and user guides at all-guides.com Control Panel RD-4220 / RD-4230 / RD-4320 / RD-4330 1. Clip location: locate the Clip here. 2. Original mode key: select the original mode .(single ,two in one, book) 3. Image mode key: select the image mode option( text , photo, text/photo).
  • Page 13 All manuals and user guides at all-guides.com Chapter 2 Sectional Description & Adjustment This chapter provides the name of main sectional part and details of adjustment First Paper Feed Unit..............9 Print transmission Unit............11 Scan Unit................14 Master-making Unit.............. 16 Master Disposal Unit............18 Drum Unit................

  • Page 14: First Paper Feed Unit

    1. First Paper Feed Unit 13) Feed guide 14) Paper feed roller 15) Paper feed guide 16) Paper feed pressure knob For RD-3108C/4019A 17) Paper feed roller 18) Side guides locked rod 19) Print position adjustor button 20) Feed guides...
  • Page 15 All manuals and user guides at all-guides.com Adjustment : 1. Pressure of paper feed a. Use screwdriver to adjust the pressure of The friction pad. Clockwise: pressure increased. Counter-clockwise: pressure reduced b. Adjust the knob according to the thickness of paper.
  • Page 16 All manuals and user guides at all-guides.com 2.Print Transmission Unit 22) Separate pawl 23) Pressure roller 24) Registration roller 25) Paper switch For RD-3208C/4029A/4200/4220/4300/4320 26) Separator pawl 27) Pressure roller 28) Registration roller 29) Paper switch For RD-3108C RD-4019A - 11 -...
  • Page 17 All manuals and user guides at all-guides.com Adjustment: 1.Registration roller a.Check the clearance bewteen upper and lower roller. Standard: Clearance of registration roller 1.5 mm b.Loosen the screw and change the direction. 2. Print time How to adjust the time of four gears: square-square triangle-triangle circle-circle...
  • Page 18 All manuals and user guides at all-guides.com 3. Leading edge a. Press drum jog switch until you see two screws b.Loosen the two screw ,rotate the 1st paper feed cam and fix. clock wise: leading edge increase counterclockwise: leading edge reduce 4.

  • Page 19: Scan Unit

    All manuals and user guides at all-guides.com 3. Scan Unit 48) Scan cover 49) Scan roller 50) Scan head(CIS) For RD-3108C/3208C 51) Scan head (CIS) 52) Scan home position sensor 53) Lamp stabilizer For RD-3208C/4029A/4200/4220/4300/4320 -14-...
  • Page 20 All manuals and user guides at all-guides.com Adjustment: 1.Voltage of White /Dark a.Remove the scan cover. b.Find the test point of "white" and "dark" on the mainboard. c.Use the multimeter to test voltage. Red foot: White/dark Black foot: GND White : 1.5v ( if black dots appeared on copies, lower the voltage below1.5v, Until the black dots disappear) Dark : d.

  • Page 21: Master-Making Unit

    All manuals and user guides at all-guides.com 4. Master-Making Unit 54) Master-Making clutch 55) Blade 56) Cutter motor 57) Master-Making motor Adjustment: 1. Voltage of Thermal Print Head a. Remove the front cover. b. Find connector on sub power supply board Red foot: Unplug the connector,touch the two foot together.
  • Page 22 All manuals and user guides at all-guides.com b.Test the resistance (power off) Red /black foot : as marked Standard: 165 Ohm Adjust the potentiometer to change. 3.Pressure of print roller a. Open the scan table. b. Find the TPH adjust screw. clock-wise: pressure increase counter clock-wise: pressure reduce...

  • Page 23: Master Disposal Unit

    All manuals and user guides at all-guides.com 5.Master disposal Unit 58) Master disposal sensor 59) Disposal master box cover 60) Disposal master roll 61) Micro switch Adjustment: 1. Master eject box micro switch a.check the micro switch if flexible. b.Connect of the wire. 2.

  • Page 24: Drum Unit

    All manuals and user guides at all-guides.com 6. Drum Unit 30) Drum handle 31) Drum rotate direction 32) Drum lock lever 33) Drum insert 34) Ink cartridge lock lever 35) Ink case 36) Ink cartridge Adjustment 1.Drum Home position a.Check the Drum home position Make sure it is in the middle.
  • Page 25 All manuals and user guides at all-guides.com 2. Clamper section. The whole working process of clamper: Press Master-making button : clamper A mode ---> B mode (drum rotate ) Drum rotate to master eject position: clamper B mode --->C mode (start eject) clamper C mode --->B mode (drum rotate)
  • Page 26 All manuals and user guides at all-guides.com Process of adjustment: a. If the standard position A/B/C is wrong, Remove the clamper part when in B position. b. Loosen the strengthen belt and adjust the clamper pawl (inside) to standard B position. Standard B position : Hole to Hole c.
  • Page 27 All manuals and user guides at all-guides.com 3. Clamper drive position a. Master eject position --->Enter test mode. --->Drive the clamper pawl to B mode. ---> Press "stop" and press "speed +" drum test,drive to master eject position. --->Open the master eject box and see the position.
  • Page 28 All manuals and user guides at all-guides.com If not,adjustment as follow: Rotate the clamper drive shade. Standard: Clockwise: stop earlier Counter clockwise: stop later Shade : Control master feed/eject 3. Pressure of printing Downward or upward the spring, to increase the pressure of print.

  • Page 29: Paper Receiving Unit

    All manuals and user guides at all-guides.com 7. Paper Delivery Unit 37) Paper delivery guide 38) Paper receiving guide 39) Paper stop 40) Print pressure adjust knob 41) Drum jog switch 42) Paper delivery belt 43) Air knife/blower 44) Air pipe 45) Receive guide 46) Air knife 47) Delivery belt...

  • Page 30: Chapter 3 Test Features

    All manuals and user guides at all-guides.com Chapter 3 Test features This chapter provides how to test the each section and detect the error. RD-3108C RD-3208C RD-4019A RD-4029A........26 RD-4200 RD-4300................28 RD-4220 RD-4320.................30 - 25 -...
  • Page 31 All manuals and user guides at all-guides.com (1) Useful Test ( RD-3108C RD-3208C RD-4019A RD-4029A ) 1.How to enter test mode: Hold down "select" and "0"--> power on If sucess , LED Displayed " Unit test " 2.How to change the language: Hold down "mode"...
  • Page 32 Drive the space motor Ink pump motor test Drive the ink motor, automatically stops when the ink is full Scan motor test Drive the scan motor and scan clutch (RD-3108C) Print motor test Drive the print motor and plating clutch Clear...
  • Page 33 All manuals and user guides at all-guides.com (2) Useful Test RD-4200/4300 1.How to enter test mode: Hold down "All clear " --> power on ---> and press "0" If sucess , LED show "00" ready for test. 2.How to adjust the print area: Enlarge the print area: Hold down "Space + "...
  • Page 34 Drive the space motor Ink pump motor test Drive the ink motor, automatically stops when the ink is full Scan motor test Drive the scan motor and scan clutch (RD-3108C) Print motor test Drive the print motor and plating clutch Cutter motor test...
  • Page 35 All manuals and user guides at all-guides.com (3) Useful Test RD-4220/RD-4320 1.How to enter test mode: Hold down "All clear " --> power on ---> and press "0" If sucess , LCD show each unit for test. 2.How to change the language: Hold down "All clear "--->...
  • Page 36 Drive the space motor Ink pump motor test Drive the ink motor, automatically stops when the ink is full Scan motor test Drive the scan motor and scan clutch (RD-3108C) Print motor test Drive the print motor and plating clutch Cutter motor test...
  • Page 37 All manuals and user guides at all-guides.com Chapter 4 Troubleshooting This chapter mainly provides the usual problem and relative solutions. Drum unit............32 Paper Transmission Unit.........38 Master Making Unit.........40 Master Eject Unit..........42 Electronic Unit..........44 Image Unit............46 - 32-...

  • Page 38: Drum Unit

    All manuals and user guides at all-guides.com Section 1: Drum Unit 1. Cannot insert/take out the drum. Solution: a.Check the drum ,if it is in the home position. Standard Non standard b.Check the drum transmission section, press drum jog switch until the the drum transmission section return to home( initial ) position.
  • Page 39 All manuals and user guides at all-guides.com 2. Too light / dark on the copies even several sheets test printed. Solution: a. Change a light / dark original on the scan table. b. Change the scan density : lighter / darker Change the master-making density: B4: 1 lighter---9 darker A3: light / darker c.
  • Page 40 All manuals and user guides at all-guides.com 3. Indicate : NO DRUM Solution: a. Check the installation of drum, insert and fix the drum. Check the connect of drum connector if it is well. b.If it still can't clear the error: Enter Unit test---->press the "proof"...
  • Page 41 All manuals and user guides at all-guides.com 4. Indicate: DRUM LOCK Solution: a. Check the mechanic transmission part , if there is mis-installation: correct required. b. Check if there is dust on the code plate or main motor detect sensor: cleaning required. c.
  • Page 42 All manuals and user guides at all-guides.com 5. Indicate : INK OUT Solution: a. Replace a new ink catridges and install. b. Check the connect : ink catridges and ink pump pipe. c. Check the ink pump pipe : if it is jam (with ink inside), use something to press ball bearing. Keep the ball bearing workable.

  • Page 43: Paper Transmission Unit

    All manuals and user guides at all-guides.com Section 2: Paper Transmission Unit 1. Leading edge shift on the copies. Solution: Adjust the 1st paper feed cam.( Page 13 ) 2. Left paper feed jam Solution: a. Check the pressure of the friction pad. Clockwise: Pressure increase Counter clockwise: Pressure reduce b.
  • Page 44 All manuals and user guides at all-guides.com d. 1st paper feed length. Upward : 1st paper feed length reduce Downward: 1st paper feed length increase 3. Medium Paper feed jam Paper sticks to the surface of the print cylinder (drum) Solution : a.

  • Page 45: Master Making Unit

    All manuals and user guides at all-guides.com Section 3 : Master Making Unit 1. Stencil on & cutter Solution: a.Open the front cover(or scan table) and take out the drum, check if there is piece of master under the sensor. b.
  • Page 46 All manuals and user guides at all-guides.com 5. High pressure of TPH. Use the screwdriver to adjust. Clockwise: pressure increase Counter-clockwise: pressure reduce 6 .High pressure of reverse roller Upward : pressure increase Downward : pressure reduce - 41 -...

  • Page 47: Master Eject Unit

    All manuals and user guides at all-guides.com Section 4. Master eject unit 1. Outs Error Solution: a. Take out the drum and insert the drum,press master-making to start. try again if fail to clear the error. b. Test the signal voltage of the master eject sensor (send and receive),make sure there is no master blocking the send and receive sensor.
  • Page 48 All manuals and user guides at all-guides.com 3. ST Motor Error (Master disposal motor error) Solution: a. Check if the master blocks the master disposal sensor,remove it . b.Test the voltage of master disposal motor(DC 24V). c. Check the transmission gear inside the motor if it is defective. - 43 -...

  • Page 49: Electronic Unit

    All manuals and user guides at all-guides.com Section 5 Electronic Unit 1. System Error Solution: a. Power off (wait 10 seconds) and then power on . b. If recovery has failed ,replace another one and test. 2. Power Protect Solution: a.
  • Page 50 All manuals and user guides at all-guides.com 4. Space motor Error Solution: a. Check the power supply (24V) b. Enter unit test and check the space home position and space shift position sensor. c. Check the connector wire. 5. Elevator Error Solution: a.

  • Page 51: Image Unit

    All manuals and user guides at all-guides.com Section 6 : Image unit 1. The unwanted background of an original is showed on copies. Solution: a. Check original and see if it is ok. b. Adjust the scan density,select lighter. c. Change the voltage of "Dark". (Page 15) 2.
  • Page 52 All manuals and user guides at all-guides.com 5. Printed images are excessively faint or blurred. Solution: a. Check whether the original is light, select darker both scan and master-making denstiy. b. Check whether the temperature is low (below 10 degree), ink may not flow smoothly. c.
  • Page 53 All manuals and user guides at all-guides.com Chapter 5 Maintenance This chapter mainly provides how to maintain the machine. Warning: Do not allow unauthorized persons to make adjustments or repairs. Do not make any modifications to the unit or remove parts. Call your dealer immediately if you have questions or problems.
  • Page 54 All manuals and user guides at all-guides.com Section 1 Replacement 1. Paper feed roller a. Remove the fixed screw. b.Take out the defective main feed roller. c.Install the new paper feed roller. - 49 -...
  • Page 55 All manuals and user guides at all-guides.com 2. Friction pad a.Remove the defective friction pad. b. Install the new one and fix. Adjust the direction and pressure. - 50 -...
  • Page 56 All manuals and user guides at all-guides.com 3. Paper switch a.Take out the drum and find the paper switch. b.Use the screwdriver to remove the fixed screw. c.Install the new one and fix. Keep the balance of both side. - 51 -...
  • Page 57 All manuals and user guides at all-guides.com 4. Pressure roller. a.Take out the drum and find the pressure roller. b.Take out the pressure roller. Warning: Take care , avoid to hurt by the sharp inside the machine.. c.Install the new one and keep balance . - 52 -...
  • Page 58 All manuals and user guides at all-guides.com 5.Cloth screen. a..Remove the defective cloth screen. b.Wrap the new one on the drum. ATTN: Avoid the wrinkle on the screen surface. Otherwise, it may cause the wrinkle on the copies. c.Fix the screw of both side. - 53 -...
  • Page 59 All manuals and user guides at all-guides.com Section 2 Cleaning 1. Cleaning the stage glass and cover. If the stage glass or stage cover is stained, imperfections may appear on prints. Solution: Wipe them gently with a soft cloth or tissue. Caution: Since stage glass is delicate,avoid shocks or scratching with a hard object.
  • Page 60 All manuals and user guides at all-guides.com 6. Cleaning the dust on the code plate periodically. Caution: Clean it gently and avoid the code plate broken. - 55 -...
  • Page 61 12 Front door switch 12 Space home position sensor 13 Master detect sensor Motor Clutch Paper feed clutch Ink pump motor Scan clutch (RD-3108C/3208C) Print step motor Scan step motor Cutter motor Clamper motor Elevator motor Ink pressure motor Space motor...
  • Page 62 All manuals and user guides at all-guides.com 1 Cutter motor 2 Clamper motor 3 Ink pump motor 4 Print step motor 5 Master feed motor 6 Scan step motor - 57 -...
  • Page 63 All manuals and user guides at all-guides.com 8 Space motor 7 Main drive motor 9 Fan motor 10 Elevator motor 11 Master disposal motor 12 Ink pressure motor - 58 -...
  • Page 64 All manuals and user guides at all-guides.com 1 Master detect sensor 2 Clamper drive position sensor 3 Drum stop(home) position sensor 4 Clamp B mode sensor 5 Clamp A/C mode sensor 6 Medium paper jam sensor 7 Disposal master eject sensor 8 Scan cover sensor - 59 -...
  • Page 65 All manuals and user guides at all-guides.com 9 Space shift sensor 10 Space home position sensor 11 Elevator (upward limit) sensor 12 Right paper jam sensor 13 Scan home position sensor 14. Ink detect sensor - 60 -...
  • Page 66 All manuals and user guides at all-guides.com 1 Paper detect switch 2 Feed tray (downward limit) switch 3 Paper tray lock switch 4 Cutte switch left 5 Disposal box full switch Drum jog switch - 61 -...
  • Page 67 All manuals and user guides at all-guides.com 9 Drum detect switch 10 Front door switch 11 Cutter jog switch 12 Paper feed clutch 13 Scan clutch - 62 -...
  • Page 68 All manuals and user guides at all-guides.com Lamp stabilizer Change-over board Thermal Print Head (TPH) - 63 -...
  • Page 69 All manuals and user guides at all-guides.com Sub power supply board Main power supply board - 64 -...
  • Page 70 All manuals and user guides at all-guides.com Main board (PCB) - 65 -...
  • Page 71 All manuals and user guides at all-guides.com Diagrams of wiring B4 - 66 -...
  • Page 72 All manuals and user guides at all-guides.com Diagrams of wiring A3 - 67 -...

This manual is also suitable for:

Rd-3208cRd-4019aRd-4029aRd-4200Rd-4220Rd-4300 ... Show all