Diagram-Circuit-Ricoh-DX4640

XP/S FGOUT CLK M2 M1 MO XCW/CCW XLOCKOUT SB +24V GND FG1 FG2 Hw Hv Hu Hu Hv Hw U V W DC24V +-5% DC5V RTN DC5V +-5% DC24V RTN DC24V +-5% DC24V RTN CN113-A1 -A2 -A3 -A4 -A5 C C I J K L E F G H B C D A 11 10 9 8 7 6 5 4 3 2 1 ? ? 12 13 14 15 16 2 1 - - - - - - - - - - - - C - Power Supply Cord IN: AC - H - C - - - - F 6 FU700 10A - CN113-A6 -A7 -A8 -A9 -A10 -A10 -A11 -A12 CN115-A4 -A5 -A6 FU703 6.3A + + + P C + V + P P P + CN102-A10 -A11 -A12 -A13 -A14 -A15 -A16 -A17 -A18 FG_OUT CN104-A4 -A5 -A6 CN856-3 -2 -1 CGND SIG +5V 2 1 C1 2 CN220-B1 -B2 C 3 2 1 1 2 3 CN204-B12 -B13 -B14 CN850-3 2 1 C 3 4 1 +5V SIG CGND LED CN115-A1 -A2 -A3 CN703 -3 -8 -5 -6 -11 -12 CN104-A1 -A2 -A3 CN855-3 -2 -1 CGND +5V CGND SIG +5V 1 5 5 4 3 1 2 3 FU704 6.3A CN113-A11 -A12 -A13 -A14 -A15 -A16 +5V CGND +5V +5V A5 -A6 CN217-A7 -A8 CN217-A9 CGND CGND -A10 -A11 -A12 CN219-A5 +5V /APSON size 1 CGND +5V /APSON CGND -4 -3 /APSON VCE SIG1 C 1 2 15 3 4 14 13 5 12 11 10 6 9 7 8 8 7 9 6 10 SIG0 CGND -2 -1 -4 -3 /APSON VCE SIG1 SIG0 CGND -2 -1 N CGND +5V CGND +5V CGND +5V CGND +5V CGND +5V CGND +5V LED +5V CGND +5V +5V +12V +12V /RDSYNC CGND SDO3 SDO1 CGND /SHGT SDO5 SDO7 SDE5 CGND SDE3 SDE1 SDE7 CGND /SLEAD CGND SBUDO CGND CGND -12V CGND SBULATCH +5V +5V +5V +12V CGND CGND SDO2 SDO0 CGND /OPBSYNC SDO4 SDO6 CGND /SCK CGND SDE4 CGND SDE2 SDE0 CGND SDE6 CGND /SSCAN CGND SBUDI CGND -12V CGND SBUCLK CGND CGND CGND CGND CN108-A1 -A2 -A3 -A4 -A5 -A6 -A7 -A8 -A9 -A10 -A11 -A12 -A13 -A14 -A15 -A16 -A17 -A18 -A19 -A20 -A21 -A22 -A23 -A24 -A25 -A26 -A27 -A28 -A29 -A30 CN108-B1 -B2 -B3 -B4 -B5 -B6 -B7 -B8 -B9 -B10 -B11 -B12 -B13 -B14 -B15 -B16 -B17 -B18 -B19 -B20 -B21 -B22 -B23 -B24 -B25 -B26 -B27 -B28 -B29 -B30 <<SBU>> Level CN340-3 -2 -1 CGND SIG +5V CN338-3 -2 -1 CGND SIG +5V 4 3 2 1 /APSON +5V CGND 11 12 13 14 15 4 3 2 1 5 CN907-5 CN906-5 5 CGND Scanner HP SN +5V -B6 -B2 -B3 -B5 CN113-B4 CN113-B1 CGND Platen Cover SN +5V CN217-A1 -A2 -A3 CN217-A4 1 2 SIG CGND 1 4 3 CN378 +5V SIG CGND CN386 5 4 4 3 2 1 2 1 3 2 1 3 CGND SIG +5V (-) -A4 CN220-A3 2 1 1 2 +24V 2 1 1 2 C SIG DCM B A -3 -4 -5 -6 CN205-1 -2 -3 -4 -5 -6 STM STM /B +24V B /A +24V A /B B /A A /B /A +24V +24V /B /A A +24V +24V B CN206-1 -2 +24V +24V 2 4 CN102-B6 -B7 -B8 CGNS +5V CGND CN102-B9 -B10 -B11 C +5V +5V SIG CGND CGND SIG +5V 3 2 1 3 2 1 CN102-B1 -B2 -B3 -B4 -B5 CGND CN102-B12 -B13 -B14 -B15 -B16 CGND C 1 5 4 3 2 5 1 2 3 4 CGND(COM) SIG3 SIG2 SIG1 SIG0 CGND(COM) SIG3 SIG2 SIG1 SIG0 CN220-A9 -A10 CN220-A11 -A12 4 3 2 1 1 2 3 4 C C C 2 1 2 1 1 2 1 2 DCM DCM CN220-B11 -B12 C DCM 2 1 1 2 + - + - + - + - 6 5 4 3 2 1 1 2 3 4 5 6 C 6 1 5 4 3 2 1 2 3 4 5 6 3 2 1 C C 3 2 1 CGND SIG +5V 3 2 1 CGND SIG +5V 3 2 1 1 2 3 C CGND -B4 -B5 -B6 CN115-B3 (-) DCM 2 10 11 8 9 6 7 4 5 2 3 1 2 1 4 3 6 5 8 7 10 9 11 6 7 4 5 2 3 1 2 1 4 3 6 5 7 CGND(COM) SIG_0 SIG_1 SIG_2 SIG_3 SIG_4 SIG_5 -B8 CN221-B7 CN115-B7 -B8 -B9 -B10 -B11 -B12 -B13 CGND Sensor 0 CN104-A10 -A11 -A12 -A13 -A14 -A15 -A16 GND GND +12V +12V P - - - - + C - C - C + C + C C C C C C - C - - - - - - - C + - C C C C - - - - C - - - - - - - + + C C C P D + + V - - CN704 ( ( - C - - - - - - C M M M M - CGND +5V CGND +5V CGND +5V CN102-A1 -A2 -A3 CN102-A4 -A5 -A6 CN102-A7 -A8 -A9 CN401-3 -2 -1 CGND SIG +5V CN402-3 -2 -1 CGND SIG +5V CN403-3 -2 -1 CGND SIG +5V 2 1 1 2 C CN104-B1 -B2 CN104-B3 -B4 -B5 CN104-B6 -B7 -B8 -B10 CGND CGND +5V CGND +5V 1 2 8 7 CGND 6 5 3 4 4 5 2 1 3 2 6 1 7 8 2 +5V SIG +5V 3 3 C 2 1 CN204-B8 -B9 -B10 -B11 4 3 1 C 3 4 2 C 6 7 3 2 6 7 2 3 C 2 1 4 3 1 3 4 2 CN104-B9 CGND CN213-B8 -B9 -B10 C 2 1 2 SOL 1 CN220-A5 -A6 C C 3 2 1 2 CN220-A13 -A14 2 1 1 2 DCM DCM 1 3 3 2 1 1 2 3 C CN408 1 2 2 1 T 4 CN105-B1 -B2 -B3 -B4 -B5 -B6 -B7 -B8 -B9 -B10 -B11 -B12 -B13 -B14 ID2 MID ID3 THERMISTOR ID0 ID1 XSTB1 CLK1 XLAT1 DI1 CGND CGND CGND +5V +5V +5V XSTB2 CLK2 XLAT2 DI2 XSTB3 CLK3 XLAT3 DI3 XSTB4 CLK4 XLAT4 DI4 CN384-1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 CN105-A1 -A2 -A3 -A4 -A5 -A6 -A7 -A8 -A9 -A10 -A11 -A12 -A13 -A14 -B4 CN213-B1 -B2 CN213-B3 2 1 2 1 C C +24V +24V C C 3 2 1 1 2 3 2 1 1 2 -B7 -B6 CN213-B5 +24V PGND CN329 Xe 3 2 1 1 2 3 3 2 1 -5 -6 Scanner Motor +24V Scanner Motor /A Scanner Motor B Scanner Motor /B -2 -3 -4 CN215-1 Scanner Motor A CN303 ST M 6 5 4 3 2 1 1 2 3 4 5 6 C 3 2 1 CGND SIG +5V CN112-B14 -B15 -B16 3 2 1 CGND SIG +5V CN112-B17 -B18 -B19 1 2 6 5 3 4 4 5 3 2 6 1 CGND Drum HP2 +5V CGND Drum HP3 +5V CGND +5V CN204-A4 -A5 -A6 CN861-3 -2 -1 SIG CGND +5V C N.C CGND CGND N.C T4 T2 T5 CN701 T3 -5 CN701 -6 -3 Out: AC - H -2 A B - - - - - CN192 (2H6) C (B13) (B13) (B13) (B13) (B13) (B13) (B13) (B13) (B13) (B13) (B13) (B14) (B14) (B14) 2 1 4 3 6 5 8 7 10 9 12 11 14 13 CN383-14 13 12 11 10 9 8 7 6 5 4 3 2 1 2 1 4 3 6 5 8 7 10 9 12 11 14 13 C - - - - - - - - - - - - - ( ( ( ( ( ( ( ( ( ( ( ( ( ( C - - - - V V V V V V V P P P P P P P ( ( ( ( ( + + C C / CN204-A1 -A2 -A3 6 5 4 2 1 3 1 2 3 4 5 6 CN115-A7 -A8 -A9 CGND +5V 3 2 1 CGND SIG +5V 3 2 1 1 2 3 1 2 CGND CN113-B15 -B16 2 1 1 2 C CGND +5V C D E F G H I J K L M N O P Q R S T U H I J K L M N O P Q R S T U F 6 C - : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 24V : 24V : 24V : 24V : 24V : 5V : 24V : 5V : 5V : 24V : 24V : 5V : 5V : 24V : 24V : 24V : 24V : 24V : 24V : 5V : 5V : 5V : 5V : 5V : 24V : 24V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 24V : 24V : 5V : 5V : 5V C 2 1 1 2 C A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 C A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 B14 B13 B12 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 A14 A13 A12 A11 A9 A8 A7 A6 A5 A4 A3 A2 A1 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 A10 C C A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 B14 B13 B12 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 CN219-A1 -A2 CN219-A7 -A8 CN219-A9 -A10 +24V +24V +24V CGND C CN207-1 -2 -3 -4 -5 -6 CN207-7 -8 -9 -10 -11 -12 CN219-B1 CN219-A3 -A4 15 15 16 16 DC M 1 2 SO L 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 2 CN377 1 CN382 6 5 4 3 2 1 1 2 3 4 5 6 B COM A /A /B COM ST M CN376 1 2 1 2 +24V SIG 2 1 1 2 FA N2 CN391 +24V SIG 2 1 1 2 FA N1 CN379 +24V SIG 2 1 1 2 FA N3 CN200 CN222-A1 -A2 -A3 -A4 -A5 -A6 -A8 -A9 -A10 -A11 -A12 -A13 CGND -B2 -B3 CN222-B4 -B5 -B6 CN222-B7 -B8 -B9 CN222-B10 -B11 -B12 -B13 CGND CN222-B1 -A7 +5V CGND +5V CGND +5V +5V N.C CN390 4 2 1 1 CN325 4 3 2 1 4 3 2 1 1 2 3 4 1 2 3 4 3 CN441 2 6 5 4 3 2 1 6 5 4 3 2 1 1 2 3 4 5 6 CGND SIG +5V CGND SIG +5V 3 2 1 3 2 1 CN443 CN420 CGND SIG +5V CGND SIG +5V 1 2 3 4 5 6 Fan 1 +24V +24V CN219-B3 -B4 CN219-B5 -B6 3 2 1 1 2 3 4 2 1 2 1 FAN 1 FAN 2 1 2 1 2 CN421 1 2 6:B 5:COM 4:A 1:/A 3:/B 2:COM ST M 2 CN326 C 1 3 CN219-B7 -B8 CN440 SOL 2 1 1 2 CN219-B9 -B10 C DCM +24V CN216-B12 -B13 C 2 1 1 2 2 A B 1 CN416 1 2 1 2 : 24V : 24V : 24V : 24V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 24V : 24V : 24V : 24V : 24V -B2 : 24V -A6 : 24V : 24V 3 4 1 2 DC M CN378 F.G F.G -B6 -B7 -B8 CN217-B1 -B2 -B3 -B4 CN217-B5 B8 2 3 4 5 CN392 CN393 3 2 1 4 3 2 1 1 2 3 4 C:Receiver E:Emitter A:Anode K:Cathode : 5V : 5V C C A15 A14 A13 A12 A11 A10 A9 A8 A6 A5 A4 A7 A3 A2 A1 A1 A2 A3 A4 A5 A6 A7 A8 A10 A11 A12 A9 A13 A14 A15 B1 C A15 A14 A13 A12 A11 A10 A9 A8 A6 A5 A4 A7 A3 A2 A1 B15 A1 A2 A3 A4 A5 A6 A7 A8 A10 A11 A12 A9 A13 A14 A15 C C C B15 B14 B13 B12 B11 B10 B9 B8 B2 B3 B4 B5 B6 B7 C C B8 B14 B13 B12 B11 B10 B9 B8 B1 B2 B3 B4 B5 B6 B7 C C B7 B6 B5 B4 B3 B2 B1 B9 B10 B11 B12 B13 B14 B15 C C B7 B6 B5 B4 B3 B2 B1 B9 B10 B11 B12 B13 B14 B15 C - 6 5 4 3 2 1 CN862 4 3 2 1 CN325-1 -2 -3 -4 C 3 2 1 2 1 3 C 3 2 1 1 2 3 C (+) FAN 1 2 3 4 5 6 2 1 1 3 2 3 1 2 (+) B COM A /A /B COM -5 -6 CN2-9 -8 -7 -6 -5 -4 -3 -2 -1 CN4-1 -2 -3 CN3-1 -2 -3 -4 -5 -6 -7 -8 -9 -10 CN1-1 -2 -3 -4 + - - + + - /APSON VCE SIG1 SIG0 CGND << Scanner Unit >> Content Level size 0 size 3 size 2 size 5 size 4 Scanner Motor +24V Lamp Content Scanner Motor Exposure Lamp Platen Cover Sensor Scanner HP Sensor Inverter Original Length Sensor 1 Original Width Sensor Original Length Sensor 2 << Master Making Unit >> Content Level No Sensor Sensor Switch Sensor K Sensor A Sensor E Sensor C Motor :+ Motor :- Sensor K Sensor K Sensor A Sensor E Sensor C Sensor A Sensor E Sensor C Motor:(+) Motor:(-) Motor +24V Motor +24V Motor A Motor /A Motor B Motor /B Motor +24V Motor +24V Motor A Motor /A Motor B Motor /B +24V Solenoid Fan Fan Fan Sensor:K Sensor:A Switch Sensor:E Sensor:C Sensor:K Sensor:A Sensor:E Sensor:C Switch CGND N.C Sensor Sensor Sensor Sensor Fan 2 Solenoid_ON Solenoid_OFF Motor (+) Motor (-) Shut Down SW ON Platen Release Sensor Master Amount Sensor Cutter HP Switch Cutter Motor Master Edge Sensor Master Set Sensor C:Receiver E:Emitter A:Anode K:Cathode Platen Release Motor Master Feed Control Motor Duct Entrance Solenoid Master Suction Fan 1 Master Suction Fan 2 Master Suction Fan 3 Master Making Unit Set Switch 1st Drum Master Sensor C:Receiver E:Emitter A:Anode K:Cathode C:Receiver E:Emitter A:Anode K:Cathode 2nd Drum Master Sensor Master Making Unit Lock Sensor Paper Feed Timing Sensor Paper Registration Sensor Registration Roller Press Sensor Registration Roller Release Sensor Master Buffer Fan Master Buffer Fan Master making Unit Lock Solenoid Registration Pressure Motor Shut Down Switch C269 Point to Point Diagram (1/3) <<Paper Clamper>> Content Level No Motor (+) Motor (-) Sensor Sensor Clamper Motor Clamper Open Position Sensor Clomper Close Position Sensor Sensor Content Level No Fan << Paper Delivery >> Paper Exit Sensor Transport Vacuum Fan Master Eject Box Lock Solenoid Master Eject Motor Pressure Plate Motor Master Eject Sensor Sensor E Sensor A Sensor K Sensor C Sensor Sensor Sensor Switch << Master Eject >> Content Level No Eject Box Set Switch Pressure Plate Limit Position Sensor Pressure Plate HP Sensor Eject Box Lock Sensor C:Receiver E:Emitter A:Anode K:Cathode Motor (-) Motor (+) Motor (+) Motor (-) Solenoid ON Solenoid OFF Master Feed Motor Main Switch SW1 SW2 Cover Safety Switch C <<Paper Feed Contorol>> Content Level Sensor 3 Sensor 2 Sensor 0 Sensor 1 Sensor Sensor Sensor 3 Sensor 2 Sensor 0 Sensor 1 Motor (+) Motor (-) Motor:(+) Motor:(-) Motor:(+) Motor:(-) <<Paper Feed Table>> Content Level Sensor Sensor Sensor Sensor Sensor Sensor 1 Sensor 2 Sensor 3 Sensor 4 Sensor 5 Motor (-) Motor (+) Anode Cathode /Print Sensor Sensor Sensor Feed Station Feed start Feed Start Sensor Remaining Paper Sensor 2 Remaining Paper Sensor 1 Remaining Paper Sensor 3 Paper Table Motor Paper Width Detection Board Paper Length Sensor Paper Table Lower Limit Sensor Paper Height Sensor Paper Table Set Sensor Paper End Sensor Friction Pad Shift Motor Separation Pressure Motor Paper Feed Pressure Motor Paper Feed Pressure Detection Board Friction Pad Position Sensor 1 Friction Pad Position Sensor 2 Separation Pressure Detection Board Registration Motor Paper Feed Motor <<Main Motor>> Content Level Motor ON/OFF Motor SB Motor LOCK Motor CW/CCW Motor mode 0 Motor mode 1 Motor mode 2 Motor CLOCK <<Counter>> Counter Counter Content Level <<Around Drum>> Content Level <<Thermal Head >> Content Level Switch Paper Table Lowering Switch 1st Drum Position Sensor 2nd Drum Position Sensor Master Counter Print Counter Main Motor Main Motor Control Board Content IN: AC - N Out: AC - N (1) CN1** CN2** (1J6) (4) (6): - (2) (3) (5):+ (1J6) MPU Main Processing Unit I/O Board No No No No No No No No 1B3 1B5 VHD VHD VHD VHD VHD VHD VHD PGND PGND PGND PGND PGND PGND PGND Content No No PSU S
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Compatible Models: Ricoh-DX4640.
– Ricoh-DX4640 Diagram-Circuit: is a handbook published by Ricoh manufacturer or a specialized publishing company that contains instructions and specifications for the maintenance, repair, and how to fix all error of a specific Ricoh-DX4640 Printer. It may includes Exploded Views, Parts List, System Diagram, Disassembly and Reassembly, Alignment, Troubleshooting guides, Adjustments, hard reset code, factory reset…

You can do with Ricoh-DX4640 Diagram-Circuit:

1.1 Guide you from basic to advanced usage it.
1.2 Fluent Disassembly and Re-assembly Ricoh-DX4640 Diagram-Circuit.
1.3 Diagnostic all errors are generated by Ricoh-DX4640 Diagram-Circuit:
– The printer does not print.
– Paper does not feed into the printer.
– A print job is extremely slow.
– Half the page is blank.
– The paper keeps jamming, Paper Jam inside, Paper Jam Outside…
– The printer prints, but the text is wrong, garbled, or incomplete.
– Pages print, but are blank.
– The print quality of photos is not good. Images are not clear.
– Your printer has an odd smell during initial use.
1.4 How to refill toner/ink Ricoh-DX4640.
1.5 How to update firmware Ricoh-DX4640.
1.6 How to reset page counter by software, fix all error cause by ink/toner cartridge Ricoh-DX4640: Waste Ink Ink Pad Error, ink cartridge error, red light blinking, red-green light blinking, yellow blinking, Ink cartridge failure, waste ink over flow, ink out, ink level, incompatible ink cartridges, toner cartridge not competition, install toner cartridge, toner exhausted, toner low, toner empty, toner very low…How to use Adjustments Program.
1.7 How to fix main board error, print head, formater board error Ricoh-DX4640.
1.8 How to troubleshooting printer problem with low quality page .
1.9 How to fix : Communication Error, Model Difference, Cover open(Tray) Error, Paper Out Error, Paper Jam Error, Paper Mismatch Error, Ink Low, Ink End Error, No Ink Cartridge, CSIC Error, Maintenance Request Error, Fatal Error…
1.10 How to fix sensor error: empty image, imaging unit is not installed, sensor failure, turn off then on, fusser error, LSU error, Engine board problem, Flash ROM problem, Main motor problem, Sirocco fan problem, Power supply cooling fan problem, Suction fan problem, Polygon motor problem, Laser problem, Secondary transfer voltage contact/release problem, Transfer belt cleaner contact/release problem, Transfer belt rotation problem, Imaging rack rotation problem, Fuser roller temperature increase problem, Fuser roller low temperature problem, Fuser roller high temperature problem, Fuser roller thermistor problem, Transparency detection sensor problem, Main unit memory counter problem, Main unit memory data problem, Main unit memory access problem, Main unit memory installation problem, Engine communication error.

Ricoh-DX4640 Diagram-Circuit covers following topics:

– Precautions Ricoh-DX4640.
– Product Specification Ricoh-DX4640.
– System Overview Ricoh-DX4640.
– S/W Structure and Descriptions Ricoh-DX4640.
– Disassembly and Reassembly Ricoh-DX4640.
– Alignment and Adjustments Ricoh-DX4640.
– Troubleshooting Ricoh-DX4640.
– Exploded Views & Parts List Ricoh-DX4640.

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Ricoh-DX4640 Diagram-Circuit

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