RE12 Service Manual
Contents
1. 1 Envelope for NECR 115 V 1 4 Grounding 1 5 Protective 2 6 Front E 2 7 Rear 2 8 SPONGE PALS arenes 1 Oe THANNCSS Clamp aaa aeta raa ntaa aai 1 10 He VV FAD Na E S 2 11 Pan Head Screw M4 X 8 1 12 Pan Head Screw M4 X 6 4 T3 Tr ss Screw 2 14 Operating 1 15 Multilingual Decals 220 240 V only 1 12 February 1992 INSTALLATION 7 2 INSTALLATION PROCEDURE FT5233 series CAUTION Before installing the editor make sure that the copier is unplugged NOTE The editing interface adapter A345 is required to install this editor on the copier 1 Remove the strips of shipping tape 2 Remove the rear cover A remove 2 screws and loosen 2 screws 3 Remove the platen cover B 2 screws 1 connector 4 Close the hinge C of the platen cover and remove the original holder D from the platen cover 5 Stick the sponge plate E and the protective plates F as shown 6 Install the rear stoppers G to the right and left sides of the platen cover as shown 2 screws each M4 x 6 INSTALLATION 12 February 1992 7 Place the editor2. 28 February 1989 7 Place the editor A the platen cover from the operation side as shown and secure the right and left ends of the editor with the front stoppers B 1 screw each truss screw M4 x 8 8 Open the hinge C and reinstall the platen cover with editor board on the copier 9 Remove the copier rear cover D 4 screws 10 Remove the docking hole cap E using pliers 9 10 28 February 1989 220 240V version 11 Remove the ac drive board A 1 screw 12 Connect the editor harness connector B white 10P 13 Secure the 2 grounding wires C together 1 grounding screw 14 Secure the editor harness with the harness clamp D 1 screw M4 x 8 and the tie wrap E NOTE For 220 240V version Place the editor harness as shown as it has a core F 15 Reinstall the ac drive board 1 screw and the copier rear cover 4 screws 16 Check the editor operation and fill out the New Equipment Condition Report 9 11 28 February 1989 7 3 2 EDITOR INSTALLATION on Editor Table A 1 Remove the platen cover 2 screws and set the editor on the platen cover from the operation side gt Refer to steps 2 to 7 on previous pages 2 Reinstall the 2 studs A which were removed from the copier on the editor table B 3 Open the hinge and install the platen cover with editor on the editor table gt Refer to steps 9 to 15 on previ
3. 2 Serial Input TXD Copier to Editor 3 GND 4 Status signal of copier Serial Output RXD Coordinate data and mode selection Editor to Copier data from editor Request Request to receive data Serial Input Editor to Copier Signal from copier E Request to receive data Serial Input rror 6 Signal again from copier when Serial Editor to Copier ae 5 Input Signal is in error condition Reset 7 Copier to Editor Resets the editor 8 Editor Connection Connects to GND on Editor board 9 10 5 12 February 1992 ERROR DETECTION 6 ERROR DETECTION 6 1 INITIAL ERROR Short circuit and disconnection of the resistors in the positioning sheet is checked when the power is turned ON If an error is found and coordinate data input is made with the stylus pen the buzzer sounds for five seconds and the coordinate position at that time is not transmitted to the copier 6 2 PARITY ERROR Communication Error When data transmitted from the editor or copier has on error the service call SC94 is lit on the copier control panel INSTALLATION 12 February 1992 7 INSTALLATION 71 ACCESSORY CHECK Check the quantity and condition of the accessories in the box accordiing to the following list 1 Installation Procedure 115 V English only 220 V Five Languages 1 2 New Equipment Condition
4. February 1992 28 Set the drum in the unit and put the bearing holder back in place Tighten the screws then unwrap the drum NOTE a When setting the drum in the unit be careful not to strike it against the rail b Do not bend the bearing holder Make sure the bearing holder is in contact with the bearing A as they are both used to ground the unit If they are not in contact solid black copies may occur c Do not touch the drum surface 29 Reassemble the machine 30 Remove the center cover plate B on the operation panel and install the edit cover C instead The edit cover is provided together with the editing interface adapter 31 Plug in the power cord and turn the main switch on 32 Check the editor operation 28 February 1989 7 3 INSTALLATION PROCEDURE FT4460 7 3 1 EDITOR INSTALLATION on Platen Cover A al AIK Ls TESS d G 1 Turn off the main switch and unplug the machine 2 Remove the strips of shipping tape and check the condition of the stylus pen 3 Remove the platen cover A lift up the leaf spring B and slide the platen cover to the right 4 Close the hinge C of the platen cover and remove the original holder D from the platen cover 5 Apply the sponge plate E and the protective plates F as shown 6 Install the rear stoppers G to the right and left sides of the platen cover as shown 2 screws each M4 x 6 9 9
5. 2 February 1992 DETECTING METHOD 5 DETECTING METHOD Carbon Sheet Insulator Dot Example Switch XH Coodinate Point YL AID gt 8 bit The positioning sheets consists of two carbon sheets for X and Y direction and insulator dots located in between the two carbon sheets When the positoning sheet is pressed with the stylus pen the switch in the stylus pen turns on and starts the detection of the coordinate point Also the upper carbon sheet contacts the lower carbon sheet at the coordinate point Therefore the voltage corresponding to the coordinate point is sent to the A D converter Coordinate Point in X Direction The voltage of the coordinate point in the X direction is sent to the A D converter through the Y line as the switching transistor T1 is turned ON and the voltage is applied to the X line At this time the switching transistor T2 should be OFF Coordinate Point in Y Direction By changing the ON OFF position of the switching transistors T1 and T2 the voltage of the coordinate point in the Y direction is sent to the A D converter through the X line DETECTING METHOD 12 February 1992 Copier Positioning Sheet Editor Main Board lt 7 A D i Serial Input Reset Serial Output Request Error The copier supplies 5 volts to the editor The signals between the editor and the copier are as follows CN No Signal Name Function 1 GND
6. A on the platen cover from the operation side as shown and secure the right and left ends of the editor with the front stoppers B 1 screw each M4 x 6 8 Open the hinge C and reinstall the platen cover with editor on the copier 10 12 February 1992 INSTALLATION 220 230 240V Version 9 Remove the cover plate A using cutting pliers 10 Swing out the main control board assembly B 1 screw 11 Connect the editor harness connector C 10P white with the copier as shown 12 Secure the grounding and protective earth wires D together 1 grounding screw as shown 13 Secure the editor harness with the harness clamp E 1 screw M4 x 8 and the tie wrap F Put the tie wrap G on the editor harness as close to the cut out as possible NOTE For 220 230 240 V version Place the editor harness as shown because it has a core H 14 Reinstall the main control board 11 INSTALLATION 12 February 1992 C 15 Reinstall the copier rear cover NOTE for the machine code A074 26 skip to step 31 16 Open the front door and lower the transfer amp separation corona unit A by pulling down the release lever B 17 Push the development unit lock lever C to the right to the lock position 18 Move the development release lever D to the right and pull the black development unit half way out Holding the toner supply unit with your right hand and the bottom of the development unit with y
7. EDITOR Machine Code A916 12 February 1992 SPECIFICATIONS 1 SPECIFICATIONS Maximum Original Size A3 LDG Error Tolerance 2 5 mm Functions Delete Area Mode Save Area Mode Erase Center Mode Erase Edge Mode Black in Area Mode Color in Area Mode Highlight Color Mode Centering Mode Size Size Magnification Mode Overlay Mode Dimensions 528 mm x 468 mm x 54 mm W x Dx H 20 8 x 18 5 x 2 2 Weight Approximately 2 6 kg 5 8 Ib including stylus and cable Power Source 5 V 0 25 A from copier Host Copier FT5233 series FT4460 ELECTRICAL COMPONENT LAYOUT 12 February 1992 2 ELECTRICAL COMPONENT LAYOUT 1 Main PCB 2 Stylus 3 Positioning Sheet 12 February 1992 ELECTRICAL COMPONENT DESCRIPTION 3 ELECTRICAL COMPONENT DESCRIPTION PCBs Main Controls the Editor and drives the positioning sheet OTHERS Positioning Sheet Detects the stylus position Stylus Initializes detection of the position BASIC OPERATION 12 February 1992 4 BASIC OPERATION There are resistors A carbon sheets in the positioning sheet aligned in the X and Y directions When part of the positioning sheet is pressed with the stylus pen voltage corresponding to the combination of the resistors is detected The detected data is transmitted to the copier as the coordinate position This detection method also applies to the mode selection pads B 1
8. our left hand pull the unit all the way out Place the unit on a clean sheet of paper 12 A 12 February 1992 INSTALLATION 19 Turn the cleaning unit release lever A counterclockwise While holding up the cleaning blade release lever B remove the cleaning unit Place the unit on a clean sheet of paper 20 Remove the charge corona unit C together with the wire cleaner 1 screw 13 INSTALLATION 12 February 1992 21 Remove the fixing screw A securing the drum stay and pull out the drum unit B gently along the rail 22 Place the drum unit on a clean sheet of paper 23 Slide the drum unit top plate C to the rear and remove it Then remove the toner shield glass D 14 12 February 1992 INSTALLATION 24 25 26 27 Loosen the two screws A securing the bearing holder and rotate the holder as shown Remove the drum C by holding the drum unit rail D and pulling out and up on the drum knob NOTE a When removing the drum take care not to strike it against any objects b Be careful not to bend the bearing holder c Do not touch the drum surface d Wrap the drum in clean sheets of paper to protect it While unhooking the positioning pawls E remove the erase lamp unit F 1 connector as shown Install the edit erase lamp unit editing interface adapter A345 instead of the original erase lamp unit and set the harness G in position 15 INSTALLATION 12
9. ous pages 4 Check the editor operation and fill out the New Equipment Condition Report 12 February 1992 REPLACEMENT AND ADJUSTMENT 8 REPLACEMENT AND ADJUSTMENT 8 1 MAIN PCB REPLACEMENT CAUTION Do not touch the DIP switch on the main PCB as it is factory preset 1 Disconnect the editor connectors 2 Remove the editor from the platen cover A 6 screws 3 Remove the upper cover B 35 screws NOTE Carefully remove the upper cover as it is held down with double sided tape 4 Remove the connectors C 5 Remove the connector D and replace the main PCB E 9 screws 17
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