Diagram-Circuit-Ricoh-HQ7000-9000

C C C CN303 CN392 Content Level No No Sensor 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 - - - - - - - - - - - - - Power Supply Cord C - - - - - C C F 6 FU700 10A Power Supply Unit Board - CN113-A6 -A7 -A8 -A9 -A10 -A11 CN104-B11 -B12 -B13 -A10 -A11 -A12 CN115-A4 -A5 -A6 FU703 6.3A + + + P C + V + P P P + <<Main Motor>> Content Level No CN102-A10 -A11 -A12 -A13 -A14 -A15 -A16 -A17 -A18 Motor ON/OFF Motor SB Motor LOCK Motor CW/CCW Motor mode 0 Motor mode 1 Motor mode 2 Motor CLOCK FG_OUT Main Motor Clamper Open Position Sensor Clamper Motor CN104-A4 -A5 -A6 <<Paper Clamper>> Content Level 3 2 1 CGND SIG +5V 2 1 C1 2 CN220-B1 -B2 C 3 2 1 1 2 3 << Paper Delivery >> CN204-B12 -B13 -B14 3 2 1 Wing Guide Motor << Printing Pressure >> Content Level C Printing Pressure Release Solenoid 2 1 1 2 SOL CN220-B9 -B10 CN220-B13 -B14 Paper End Sensor Paper Width Detection Board Paper Length Sensor C Separation Pressure Detection Board Paper Feed Motor Registration Motor 3 4 1 +5V SIG CGND LED CN115-A1 -A2 -A3 <<Paper Feed Table>> Content Level CN703 -3 -8 -5 -6 -11 -12 Clomper Close Position Sensor CN104-A1 -A2 -A3 3 2 1 CGND SIG +5V CGND SIG +5V 1 5 5 4 3 1 2 3 MPU Main Processing Unit Main Motor Control Board FU704 6.3A << Scanner Unit >> Content Level CN113-A13 -A12 -A13 -A14 -A15 -A16 << Master Making Unit >> Content Level +5V Platen Release Sensor CGND +5V Sensor +5V A5 -A6 CN217-A7 -A8 CN217-A9 Switch Sensor CGND CGND -A10 -A11 -A12 CN219-A5 Printing Pressure HP Sensor 3 2 1 CGND SIG VCE +5V /APSON CN113-A1 -A2 -A3 -A4 -A5 size 1 size 0 CGND +5V /APSON size 3 size 2 CGND Original Length Sensor 1 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 Original Width Sensor 4 3 /APSON VCE SIG1 SIG0 CGND 2 1 N CGND Sensor +5V Motor(-) Motor(+) Solenoid +24V CGND Sensor CGND Sensor +5V CGND Sensor +5V CGND Sensor +5V Motor (+) CGND Sensor +5V CGND Sensor +5V CGND Sensor +5V LED +5V Friction Pad Shift Motor Blue CGND VCE VCE VPP VPP /RDSYNC CGND SOD3 SOD1 CGND SHGTN SOD5 SOD7 SDE5 CGND SDE3 SDE1 SDE7 CGND /SLEAD CGND SBUDO CGND CGND VEE CGND SBULATCH VCE VCE VCE VPP CGND CGND SDO2 SDO0 CGND /OPBSYNC SDO4 SDO6 CGND /SCK CGND SDE4 CGND SDE2 SDE0 CGND SDE6 CGND /SSCAN CGND SBUDI CGND VEE 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 << SB Level >> 3 2 1 CGND SIG +5V 3 2 1 CGND SIG +5V 4 3 2 1 /APSON +5V size 5 size 4 CGND 11 12 13 14 15 4 3 /APSON VCE SIG1 SIG0 CGND 2 1 5 5 5 5 Original Length Sensor 2 CGND Sensor +5V -B6 -B2 -B3 -B5 CN113-B4 CN113-B1 CGND Sensor +5V Scanner HP Sensor Platen Cover Sensor CN217-A1 -A2 -A3 CN217-A4 1 2 Master Amount Sensor Cutter HP Switch Sensor K Sensor A Sensor E Sensor C SIG CGND Master Duct Sensor Master Set Sensor 4 3 CN378 +5V SIG CGND CN386 5 4 1 2 3 4 4 3 2 1 2 1 3 2 1 3 Paper Exit Sensor CGND SIG +5V CGND Sensor +5V CGND Sensor +5V C CGND SIG +5V CGND SIG +5V Wing Lower Position S ensor Wing Upper Position Sensor 6 5 4 3 2 1 1 2 3 4 5 6 2 1 3 2 1 3 VMM SIG -A2 CN220-A3 CN220-A1 2 1 1 2 DCM Motor(+) VMM SIG -A4 2 1 1 2 FAN +24V Fan 2 1 3 4 3 4 2 1 C Motor(-) Transport Vacuum Fan C Printing Pressure Adjustment Motor 2 1 1 2 DCM +5V CN104-B14 -B15 -B16 3 2 1 CGND SIG VCE 6 5 4 3 2 1 1 2 3 4 5 6 Printing Pressure Position Sensor << Job Separator >> Content Level CN216-A1 -A2 -A7 -A8 Switch CGND Motor 24V Motor 24V Motor B Motor /A CGND Switch Motor /B CN216-A9 -A10 -A4 -A5 -A6 CN216-A3 CGND Switch CN216-A11 -A12 Motor A 12 11 10 9 8 7 6 5 4 3 2 1 3 4 5 6 7 8 9 10 11 12 CN610 6 5 4 3 2 1 1 2 3 4 5 6 /A COM A B /B COM STM 1 2 1 3 1 3 1 3 CGND Sensor CGND +5V CN216-B1 -B2 -B3 Motor (+) Motor (-) CN216-B4 -B5 C 5 4 3 2 1 1 2 3 4 5 C CGND +5V Paper Sensor Slider Lift Motor Slider Position Sensor Slider HP Sensor Silder Upper Limit Sensor DCM Job Separator Motor C 2 1 1 2 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 +24V +24V B A <<Paper Feed Contorol>> Content Level CN206-1 -2 +24V +24V 2 4 CN102-B6 -B7 -B8 CGNS Sensor +5V CGND CN102-B9 -B10 -B11 C +5V Sensor +5V SIG CGND CGND SIG +5V Friction Pad Position Sensor 1 3 2 1 3 2 1 CN102-B1 -B2 -B3 -B4 -B5 CGND Sensor 3 Sensor 2 Sensor 0 Sensor 1 CN102-B12 -B13 -B14 -B15 -B16 CGND Sensor 3 Sensor 2 Sensor 0 Sensor 1 C 1 5 4 3 2 5 1 2 3 4 CGND(COM) SIG3 SIG2 SIG1 SIG0 CGND(COM) SIG3 SIG2 SIG1 SIG0 Paper Feed Pressure Detection Board Motor (+) Motor (-) CN220-A9 -A10 CN220-A11 -A12 Motor:(+) Motor:(-) 4 3 2 1 1 2 3 4 C C C 2 1 2 1 1 2 1 2 DCM DCM Separation Pressure Motor CN220-B11 -B12 Motor:(+) Motor:(-) C DCM Paper Feed Pressure Motor 2 1 1 2 + - + - + - + - Motor (-) + - 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 Paper Table Set Sensor C C 3 2 1 CGND SIG +5V 3 2 1 CGND SIG +5V Paper Table Lower Limit Sensor 3 2 1 1 2 3 C Sensor 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 Motor (-) Motor (+) Paper Table Motor CN115-B7 -B8 -B9 -B10 -B11 -B12 -B13 CGND Sensor 0 Sensor 1 Sensor 2 Sensor 3 Sensor 4 Sensor 5 CN104-A10 -A11 -A12 -A13 -A14 -A15 -A16 Anode Cathode /Print GND GND +12V +12V 2 4 3 6 5 7 1 C D C C 1 2 3 4 4 3 2 1 1 2 4 3 Double Feed Sensor - Receiver Double Feed Sensor - Emitter C C 1 2 3 4 1 2 3 4 Motor ON/OFF Motor SB Motor LOCK Motor CW/CCW Motor Mode 0 Motor Mode 1 Motor Mode 2 Motor CLOCK FG_OUT -5 -6 CN336-9 -8 -7 -6 -5 -4 -3 -2 -1 CN4-1 -2 -3 CN603-1 -2 -3 -4 -5 -6 -7 -8 -9 -10 CN330-1 -2 -3 -4 + - - + + - SW2 CoveSW1 P - - - - + - - C - C - C C - C - C - - - - - - - - C C + + - C C + C C - - - - - - - - - - - C + + C C C P + + - - CN704 ( ( - - - - - - - C C M M M M - CN112-A10 -A11 -A12 -A13 -A14 -A15 CGND Sensor +5V CGND Sensor +5V CGND Sensor +5V CN102-A1 -A2 -A3 CN102-A4 -A5 -A6 CN102-A7 -A8 -A9 3 2 1 CGND SIG +5V 3 2 1 CGND SIG +5V 3 2 1 CGND SIG +5V CGND +5V Sensor CN104-A7 -A8 -A9 3 2 1 CGND SIG +5V Drum Shift Sensor C C2575270 + 2 1 1 2 C 11 10 7 6 C 9 8 7 6 5 5 4 3 2 1 C2625283 Remaining Paper Sensor 1 Remaining Paper Sensor 2 Image Shift Motor CN216-B6 -B7 -B8 -B9 -B10 -B11 A +24V /A B +24V /B C STM 6 5 4 3 2 1 1 2 3 4 5 6 Eject Box Set Switch Pressure Plate HP Sensor << Master Eject >> Content Level CN104-B1 -B2 CN104-B3 -B4 -B5 CN104-B6 -B7 -B8 -B10 Switch CGND CGND Sensor +5V CGND Sensor +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 Pressure Plate Limit Position Sensor C Master Eject Sensor 2 1 CN204-B8 -B9 -B10 -B11 Sensor E Sensor A Sensor K Sensor C 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 1 2 3 4 CN220-B5 -B6 Master Eject Motor C 2 1 1 2 FAN 2 Air Knife Fan 1 C 2 1 1 2 CN220-B3 -B4 FAN 1 6 5 4 3 +24V Fan +24V Fan SIG +24V C +24V SIG Pressure Plate Motor CN104-B9 CGND Sensor Motor (-) CN213-B8 -B9 -B10 Solenoid ON C 2 1 2 SOL 1 Solenoid OFF CN220-A5 -A6 C C 3 2 1 2 CN220-A13 -A14 2 1 1 2 DCM DCM Motor (+) 1 3 Motor (+) Motor (-) CN220-B7 -B8 +24V Fan 2 1 5 6 C 2 1 1 2 FAN 3 SIG +24V Master Eject Box Lock Solenoid 3 2 1 1 2 3 Eject Box Lock Sensor CN408 1 2 2 1 T 6 CN105-B1 -B2 -B3 -B4 -B5 -B6 -B7 -B8 -B9 -B10 -B11 -B12 -B13 -B14 ID2 MID ID3 THERMISTOR ID0 ID1 STB1N CLK1 LAT1N DI1 CGND CGND CGND +5V +5V +5V STB2N CLK2 LAT2N DI2 STB3N CLK3 LAT3N DI3 STB4N CLK4 LAT4N DI4 CN384-1 CN105-A1 -A2 -A3 -A4 -A5 -A6 -A7 -A8 -A9 -A10 -A11 -A12 -A13 -A14 <<Thermal Head >> Content Level Master Counter Print Counter <<Counter>> Content -B4 CN213-B1 -B2 CN213-B3 2 1 2 1 C C +24V Counter +24V Counter Blue C C 3 2 1 1 2 3 2 1 1 2 -B7 -B6 CN213-B5 +24V PGND Lamp Inverter Xe 3 2 1 1 2 3 3 2 1 -5 -6 Motor +24V Motor +24V Motor /A Motor B Motor /B -2 -3 -4 CN215-1 Motor A STM 6 5 4 3 2 1 1 2 3 4 5 6 Exposure Lamp Scanner Drive Motor C <<Around Drum>> 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 Blue 3 2 1 CGND SIG +5V CN112-B11 -B12 -B13 CGND Drum +5V CGND Drum +5V CGND Drum +5V Drum Home Position Sensor Feed start CGND +5V Sensor CGND +5V CN204-A4 -A5 -A6 CN204-A7 -A8 -A9 3 2 1 SIG CGND +5V 3 2 1 SIG CGND +5V C Feed Start Sensor Feed Encoder I/O Board N.C N.C CGND CGND N.C T504 T503 T502 CN701 T501 -6 Main Switch CN701 -2 -5 -3 (1) (5): (3) (2) (6): (4) A B - - - - - CN192 Master Feed Motor Duct Entrance Solenoid Master Suction Fan 2 Registration Roller Press Sensor Registration Roller Release Sensor 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 ( ( ( ( ( + + C C / CN204-A1 -A2 -A3 9 8 7 5 4 3 2 1 6 4 5 6 7 8 9 C2625283 CN115-A7 -A8 -A9 CGND Sensor +5V 3 2 1 CGND SIG +5V Paper Height Sensor 3 2 1 1 2 3 1 2 Paper Table Lowering Switch Switch CGND CN113-B15 -B16 2 1 1 2 C Feed Station 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 : 24V : 24V : 24V : 5V : 5V : 5V : 24V : 24V : 24V : 24V : 24V : 24V : 5V : 5V : 5V : 5V : 5V : 5V : 24V : 24V : 5V : 5V : 24V : 24V : 5V : 5V : 5V : 24V : 24V : 24V : 24V : 24V : 24V : 5V : 5V : 5V : 5V : 5V : 24V : 24V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 24V : 24V : 5V : 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 B9 B8 B7 B6 B5 B4 B3 B2 B1 CN219-A1 -A2 CN219-A7 -A8 CN219-A9 -A10 +24V Fan +24V Fan +24V CGND C Motor +24V Motor +24V Motor A Motor /A Motor B Motor /B CN207-1 -2 -3 -4 -5 -6 CN207-7 -8 -9 -10 -11 -12 CN219-B1 Motor +24V Motor +24V Motor A Motor /A Motor B Motor /B Motor:(+) Motor:(-) CN219-A3 -A4 15 15 16 16 DCM 1 2 Master Feed Control Motor SOL 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 Platen Release Motor CN382 B COM A /A /B COM STM CN376 1 2 1 2 Fan +24V SIG 2 1 1 2 FAN 2 CN390 +24V SIG 2 1 1 2 FAN 1 CN379 +24V SIG 2 1 1 2 FAN 3 CN200 Master Suction Fan 1 Master Suction Fan 3 Sensor:K Sensor:A CN222-A1 -A2 -A3 -A4 -A5 -A6 -A7 -A8 -A9 -A10 -A11 -A12 -A13 Switch CGND Sensor:K -B2 -B3 CN222-B4 -B5 -B6 CN222-B7 -B8 -B9 CN222-B10 -B11 -B12 -B13 CGND Sensor CN222-B1 Sensor:E Sensor:C Sensor:A Sensor:E Sensor:C Switch CGND N.C +5V CGND +5V CGND Sensor +5V Sensor +5V N.C CN391 4 2 1 1 Master Making Unit Set Switch CN325 Receiver Emitter Anode Cathode 4 3 2 1 4 3 2 1 CN441 3 2 1 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 Paper Feed Timing Sensor Paper Registration Sensor CN443 CN420 CGND CGND SIG SIG +5V +5V 1 2 3 4 5 6 Motor +24V Motor +24V CN219-B3 -B4 CN219-B5 -B6 3 2 1 1 2 3 4 2 1 2 1 FA N1 FA N2 1 2 1 2 Master Buffer Fan CN421 Blue 1 2 3 6:B 5:COM 4:A 1:/A 3:/B 2:COM STM 1st Drum Master Sensor 2 CN326 Blue Master Making Unit Lock Sensor C Solenoid_ON Solenoid_OFF CN219-B7 -B8 CN440 SOL 2 1 1 2 Master making Unit Lock Solenoid Motor (+) Motor (-) CN219-B9 -B10 C DCM Registration Pressure Motor Shut Down SW ON +24V CN216-B12 -B13 C 2 1 1 2 2 A B 1 1B3 1B5 Shut Down Switch CN416 1 2 1 2 : 24V : 24V : 24V : 24V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 5V : 24V : 24V : 24V : 24V : 24V +24V Solenoid -B2 : 24V Motor :+ Motor :- -A6 : 24V : 24V 3 4 1 Cutter Motor DC M CN3782 F.G F.G -B6 -B7 -B8 CN217-B1 -B2 -B3 -B4 Sensor K CN217-B5 Sensor K Sensor A Sensor E Sensor C Sensor A Sensor E Sensor C B8 Master Edge Sensor CN392 CN393 3 2 1 1 2 3 4 : 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 A9 A8 A6 A5 A4 A7 A3 A2 A1 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 B15 B14 B13 B12 B11 B10 B9 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 - LCS(LCOT) (Option) 1J6 1J6 2nd Drum Master Sensor Master Buffer Fan Air Knife Fan 3 Air Knife Fan 2 Friction Pad Position Sensor 2 Remaining Paper Sensor 3 1st Drum Position Sensor 2nd Drum Position Sensor Receiver Emitter Anode Cathode Receiver Emitter Anode Cathode Receiver Emitter Anode Cathode Level No No No No Content Level No No No No No No Content No Receiver Emitter Anode Cathode Receiver Emitter Anode Cathode Receiver Emitter Anode Cathode Receiver Emitter Anode Cathode No Content +24V +24V PGND PGND +5V CGND C262 Point to Point Diagram (1/2) A15 A14 A13 A12 A11 A10 B8 B1 B2 B3 B4 B5 B6 B7 1 2 3 4 5 6 6 5 4 3 2 1 1 2 3 4 1 2 3 4 1 2 3 4 5 4 3 2 1 V P P P P P P P B14 B13 B12 B11 B10 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 ( ( ( ( ( ( ( ( IN :AC-H IN :AC-N OUT :AC-H OUT :AC-N VHD VHD VHD VHD VHD VHD VHD PGND PGND PGND PGND PGND PGND PGND NO Content U V W +24V GND Hu Hu Hv Hv Hw Hw FG1 FG2
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Compatible Models: Ricoh-HQ7000-9000.
– Ricoh-HQ7000-9000 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-HQ7000-9000 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-HQ7000-9000 Diagram-Circuit:

1.1 Guide you from basic to advanced usage it.
1.2 Fluent Disassembly and Re-assembly Ricoh-HQ7000-9000 Diagram-Circuit.
1.3 Diagnostic all errors are generated by Ricoh-HQ7000-9000 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-HQ7000-9000.
1.5 How to update firmware Ricoh-HQ7000-9000.
1.6 How to reset page counter by software, fix all error cause by ink/toner cartridge Ricoh-HQ7000-9000: 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-HQ7000-9000.
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-HQ7000-9000 Diagram-Circuit covers following topics:

– Precautions Ricoh-HQ7000-9000.
– Product Specification Ricoh-HQ7000-9000.
– System Overview Ricoh-HQ7000-9000.
– S/W Structure and Descriptions Ricoh-HQ7000-9000.
– Disassembly and Reassembly Ricoh-HQ7000-9000.
– Alignment and Adjustments Ricoh-HQ7000-9000.
– Troubleshooting Ricoh-HQ7000-9000.
– Exploded Views & Parts List Ricoh-HQ7000-9000.

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Ricoh-HQ7000-9000 Diagram-Circuit

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