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Ricoh B234 Service & Troubleshooting Manual
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Ricoh B234 Service & Troubleshooting Manual

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TROUBLESHOOTING
TROUBLESHOOTING REVISION HISTORY
Page
Date
5
09/07/2006
26 ~ 27
11/21/2006
51 ~ 52
09/07/2006
Added/Updated/New
Updated Information – Paper Jam Codes
Updated Information – Service Call Conditions
Updated Information – Service Call Conditions

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Summary of Contents for Ricoh B234

  • Page 1 TROUBLESHOOTING TROUBLESHOOTING REVISION HISTORY Page Date Added/Updated/New 09/07/2006 Updated Information – Paper Jam Codes 26 ~ 27 11/21/2006 Updated Information – Service Call Conditions 51 ~ 52 09/07/2006 Updated Information – Service Call Conditions...

  • Page 3: Troubleshooting

    • If the download procedure cannot be downloaded for the GW controller, set DIP SW 1 to ON. Power the machine off and on to start the downloading program. After downloading has completed, set the DIP SW to OFF then power the machine off and on again. B234/B235/B236/D101/D102/D103...

  • Page 4: Download Error Codes

    The physical address cannot be mapped. • Replace controller board Software/hardware is defective Download Error E21 System error 2 (+SC991) • Cycle the machine Power Off/On off/on and re-try. There is not sufficient memory to • Replace RAM download. • Replace the controller board B234/B235/B236/D101/D102/D103...
  • Page 5 Download result failure 1 • Cycle the machine Module ID off/on and re-try Engine download failure. Card No. xx/xx Download Error E41 Download result failure 2 • Cycle the machine Module ID off/on and re-try Fax download failure. Card No. xx/xx B234/B235/B236/D101/D102/D103...
  • Page 6 The source data received for the ROM update is corrupted; it failed a SUM check due to its abnormal length. (no display) Download result failure 6 • Do the download procedure again. The previous download in progress was cancelled. B234/B235/B236/D101/D102/D103...
  • Page 7 For more details, please refer to the tables on the following pages. Note concerning the tables • Late: Paper should be at the sensor, but it is not. • Lag: There should be no paper at the sensor, but paper is present. B234/B235/B236/D101/D102/D103...
  • Page 8 PROGRAM DOWNLOAD Copier B234/B235/B236 Display Jam Cause 1st Paper Feed Sensor – Late 2nd Paper Feed Sensor – Late 3rd Paper Feed Sensor – Late 4th Paper Feed Sensor – Late 5th Paper Feed Sensor – Late 6th Paper Feed Sensor – Late 7th Paper Feed Sensor –...
  • Page 9 Vertical Exit Sensor – Late Q3~4 Vertical Exit Sensor - Lag Q3~4 Entrance Sensor – Late Q3~4 Entrance Sensor – Lag Q3~4 Exit Sensor – Late Q3~4 Exit Sensor – Lag 1st Lift Motor 2nd Lift Motor 1st Pick-Up Motor 2nd Pick-Up Motor B234/B235/B236/D101/D102/D103...
  • Page 10 Upper Exit Sensor 1 – Late Upper Exit Sensor 1- Lag N2~N3 N2~N3 N2~N3 Lower Exit Sensor 2 – Late N2~N3 Lower Exit Sensor 2 – Lag Feed Motor N2~N3 Lower Stopper Motor N2~N3 Upper Stopper Motor N2~N3 Fan Motor B234/B235/B236/D101/D102/D103...

  • Page 11: Service Call Conditions

    3. After machine servicing is completed: • Change SP 5169 from “1” to “0”. • Turn the machine off and on. Tell the administrator that you completed servicing the machine. • The Administrator will then set the “Service Mode Lock” to ON. B234/B235/B236/D101/D102/D103...
  • Page 12 Turning the operation switch (or main power Turn the operation switch (or switch) off then on resets these SCs. These SCs main power switch) off and on. are displayed on the operation panel and displayed again if the error reoccurs. B234/B235/B236/D101/D102/D103 4-10...

  • Page 13: Sc Code Descriptions

    ) lights or flashes while the platen cover or ARDF is open, while the main machine is communicating with a facsimile or the network server, or while the machine is accessing the hard disk or memory for reading or writing data. 4-11 B234/B235/B236/D101/D102/D103...
  • Page 14 Image Creation Charge Image Writing (Exposure) Development Image Memory Transfer Separation Cleaning Quenching Drum Other Feed, Transport, Duplexing, Fusing Feed, Transport Duplexing Fusing Other Communication Internal Communication External Communication Other Peripheral Devices Finishers Other Other Counters Memory Other B234/B235/B236/D101/D102/D103 4-12...
  • Page 15 • Harness between MCU board and sensor defective • MCU board defective • Scanner wire, timing belt, pulleys, or carriage out of position • Scanner drive motor defective • Harness between MCU board and scanner motor disconnected 4-13 B234/B235/B236/D101/D102/D103...
  • Page 16 The scanner motor speed does • Scanner motor defective not reach the target speed by • Overload on scanner mechanism the time the scanning start point • PSU-Eb board defective is reached. • MCU board defective (scanner motor control unit) B234/B235/B236/D101/D102/D103 4-14...
  • Page 17 • BCU defective • The SYDI terminal signal did not go HIGH within 1 s • Harness between SBU and IPU defective • The specified SBU (Sensor Board Unit) ID (GASBUP and LM98513) could not be read after 3 tries 4-15 B234/B235/B236/D101/D102/D103...
  • Page 18 The MCU issued a lock signal • Scanner unit harness loose, defective for the lamp regulator fan (front, • Fan, MCU harness loose, defective left). • Lamp regulator (left) fan motor defective • MCU defective • SIB defective B234/B235/B236/D101/D102/D103 4-16...
  • Page 19 20 s after the polygon motor loose, broken, or defective switched on. • Polygon mirror motor defective • Polygon mirror motor control board defective • IPU defective • BCU defective 4-17 B234/B235/B236/D101/D102/D103...
  • Page 20 250 • LD unit defective ms. This can occur • IPU defective when the machine • BCU defective recovers from the energy save mode and there is no paper available B234/B235/B236/D101/D102/D103 4-18...
  • Page 21 60 ms. Also, during this broken, defective time, the detected voltage • Corona wire caps loose, missing remained below –4V for • CGB power pack defective more than 50 ms.) • Charge corona unit connectors loose, broken, defective 4-19 B234/B235/B236/D101/D102/D103...
  • Page 22 • Development power pack connectors was detected continuously for 60 loose, broken, defective ms. During this time the voltage • Development unit connectors loose, exceeded –90µA for more than broken, defective 50 ms. • Development power pack defective B234/B235/B236/D101/D102/D103 4-20...
  • Page 23 2.5 broken, defective ± 0.1 V within 60 s during • TD sensor defective initialization of the TD sensor • IOB defective with SP2801. Note: When an abnormal condition occurs, “0” is displayed for SP2906 (Vcont Manual Setting). 4-21 B234/B235/B236/D101/D102/D103...
  • Page 24 10 copies) and Vref is not updated. • After an abnormal condition is detected, SP3103 (ID Sensor Output Display) shows "Vsp = Vsg = 0" (or "5.0V"). • If the next ID sensor pattern check is normal, this restores normal operation. B234/B235/B236/D101/D102/D103 4-22...
  • Page 25 • Drum connector, harness loose, corona voltage for Photo Mode at normal broken, defective speed) or Vd failed to attain the value of • Development power pack SP2001 012 for the CPM down mode (but defective not Photo Mode). • BCU defective 4-23 B234/B235/B236/D101/D102/D103...
  • Page 26 During execution of auto • Do SP3902 001 to determine if auto process control for normal speed process control has been turned off. If and CPM down mode when VD this SP is off, turn it on. was detected VG= -900V B234/B235/B236/D101/D102/D103 4-24...
  • Page 27 3.05V (over 6.1 KV) due to a poor output connection. SC441 Development Motor Lock While the motor is operating, the motor • Development motor lock due to lock signal remained LOW for 2 s overload • IOB defective 4-25 B234/B235/B236/D101/D102/D103...
  • Page 28 While the development unit toner suction • Replace the motor. motor is operating, the lock sensor output did not change for 1 s An electrical overload in the PCB inside the motor unit has caused the motor to malfunction. B234/B235/B236/D101/D102/D103 4-26...
  • Page 29 • 1st pick-up solenoid is blocked by an obstruction • The 1st tray lift sensor is already activated when the 1st tray is placed in the machine. 4-27 B234/B235/B236/D101/D102/D103...
  • Page 30 • LCT 2nd pick-up solenoid is blocked by an obstruction • The LCT 2nd lift sensor is already activated when the LCT 2nd tray is placed in the machine. B234/B235/B236/D101/D102/D103 4-28...
  • Page 31 Replace motor. electrical overload in the motor driver board. SC541 Fusing Thermister Open The fusing temperature • Fusing thermistor defective or out of detected by the thermistor was position • Poor thermistor terminal connection below 7°C for 15 s. 4-29 B234/B235/B236/D101/D102/D103...
  • Page 32 Fusing Temperature Warm-up Error One of the following occurred: • Fusing lamp(s) disconnected • B234/B235/D101/D102: Hot roller did not reach target operation temperature within 360 sec. after • Thermistor out of position the machine was powered or 360 sec. minutes after the doors were closed.
  • Page 33 The total operation time of the • The toner suction motor has reached the motor exceeded 600 hours. end of its service life. Note: A near-end message appears on the operation panel when the service life of the motor exceeds 570 hours. 4-31 B234/B235/B236/D101/D102/D103...
  • Page 34 • Poor connection between the BCU board and the (LOW) was finisher main board detected. • Finisher main board defective • BCU board defective • External electrical noise on the interface cable caused the serial line to become unstable B234/B235/B236/D101/D102/D103 4-32...
  • Page 35 The modem board could not enable Replace the modem board. the NIB. SC651 Illegal Remote Service Dial-up An expected error occurred when • Software bug Cumin-M dialed up the NRS • No action is required because only the Center. count is logged 4-33 B234/B235/B236/D101/D102/D103...
  • Page 36 (the • Feed-in motor defective encoder is built into the feed-in motor). • Paper length sensor or encoder is defective • ADF main control board defective B234/B235/B236/D101/D102/D103 4-34...
  • Page 37 Positioning Roller Motor Error (3K Finisher B830) The positioning roller motor of • Cycle the machine off/on the 3K Finisher is not operating • Motor harness loose, defective correctly. • Motor defective • Finisher main control board disconnected, defective • MCU defective 4-35 B234/B235/B236/D101/D102/D103...
  • Page 38 • Positioning roller motor disconnected, Note: The 1st detection failure defective issues a jam error, and the 2nd • Main control board connectors loose, failure issues this SC code. broken, defective • Main control board defective B234/B235/B236/D101/D102/D103 4-36...
  • Page 39 • Junction gate did not leave the home after two attempts. position within the specified time -or- The HP sensor twice detected the gate at the home position for more than 200 ms after it was supposed to open. 4-37 B234/B235/B236/D101/D102/D103...
  • Page 40 • Junction gate did not leave the home within 200 ms after two attempts. position within the specified time -or- The HP sensor twice detected the gate at the home position for more than 200 ms after it was supposed to open. B234/B235/B236/D101/D102/D103 4-38...
  • Page 41 600 ms. The 1st • Front motor overloaded due to detection failure issues a jam obstruction error, and the 2nd failure issues • Front motor defective this SC code. • Booklet finisher control board defective 4-39 B234/B235/B236/D101/D102/D103...
  • Page 42 2nd failure defective issues this SC code. • If the motor is not operating: 1 Motor blocked by an obstruction 2 Motor harness loose, broken, defective 3 Motor defective 4 Booklet finisher main board defective B234/B235/B236/D101/D102/D103 4-40...
  • Page 43 3 Motor defective 4 Finisher main board defective SC754 Stacking Roller Drag Motor Error: 3K Finisher B830 The stacking roller drag motor • Motor harness loose, broken, defective did not turn on. • Motor defective • Finisher control board defective 4-41 B234/B235/B236/D101/D102/D103...
  • Page 44 • Fold bottom fence HP sensor connector loose, broken, defective • Fold bottom fence HP sensor defective • Fold bottom fence lift motor connector loose, broken, defective • Fold bottom fence lift motor defective • Main control board defective B234/B235/B236/D101/D102/D103 4-42...
  • Page 45 • Lower limit sensor defective after the lift motor switched on to lower the bottom plate. Note: In both cases, 1 error count indicates a jam, 2 error counts issue this SC code. 4-43 B234/B235/B236/D101/D102/D103...
  • Page 46 • If the jogger top fence motor is not -or- operating: The top fence failed to leave the 1 Motor blocked by an obstruction home position within the 2 Motor harness loose, broken, specified number of pulses. defective 3 Motor defective 4 Finisher main board defective B234/B235/B236/D101/D102/D103 4-44...
  • Page 47 The output voltage light emitted • Sensor, mirror dirty from paper dust, from the sensor changed, but other particles the return input was not • Harness loose, broken, defective sufficient to attain V0. • Mirror out of position 4-45 B234/B235/B236/D101/D102/D103...
  • Page 48 2 Stack feed out belt HP sensor defective • If the booklet stapler output motor is not operating: 1 Motor blocked by an obstruction 2 Motor harness loose, broken, defective 3 Motor defective 4 Finisher main board defective B234/B235/B236/D101/D102/D103 4-46...
  • Page 49 No encoder pulse detected at HP at 5 • Punch encoder sensor (S303) ms after the DC motor turned on connector loose, broken, defective, Not detected at HP at 400 ms after or sensor defective the DC motor turned on 4-47 B234/B235/B236/D101/D102/D103...
  • Page 50 • Stack tamper HP sensor (S612) connector loose, broken, defective -or- • Sensor defective Detected at HP after the time prescribed to leave the HP had elapsed (more than 400 ms) (1st detection, jam, 2nd detection, SC error) B234/B235/B236/D101/D102/D103 4-48...
  • Page 51 • Alignment pin HP sensor (S604) connector loose, broken, defective -or- • Sensor defective Detected at HP after the time prescribed to leave the HP had elapsed (more than 400 ms) (1st detection, jam, 2nd detection, SC error) 4-49 B234/B235/B236/D101/D102/D103...
  • Page 52 • Clamp unit HP sensor (S701) connector loose, broken, defective -or- • Sensor defective Detected at HP after the time prescribed to leave the HP had elapsed (more than 1500 ms) (1st detection, jam, 2nd detection, SC error) B234/B235/B236/D101/D102/D103 4-50...
  • Page 53 • Output belt 1 HP sensor (S401) -or- connector loose, broken, defective Not detected at HP after the time • Sensor defective prescribed to arrive at the HP had elapsed (more than 2125 pulses) (1st detection, jam, 2nd detection, SC error) 4-51 B234/B235/B236/D101/D102/D103...
  • Page 54 • Stacker detect sensor (S504) loose, -or- broken, defective, or sensor Although the stacker was detected defective full with the stacker stopped, no documents were detected within 2 sec. (1st detection jam, 2nd detection SC error) B234/B235/B236/D101/D102/D103 4-52...
  • Page 55 • Master control board defective • Relay control board defective Download Error The version of the master control • Master control board firmware not board could not be detected at written power on 4-53 B234/B235/B236/D101/D102/D103...
  • Page 56 EEPROM, the EEPROM signaled installed, not installed correctly that it was busy for longer than 25 • EEPROM defective ms and did not recover. The error time exceeded three times the maximum time allowed for recovery (8 ms) B234/B235/B236/D101/D102/D103 4-54...
  • Page 57 The 24V3 check signal of the • Front cover switch error slave control board failed to go • Slave control board connection OFF within 5 sec. even though the loose, broken, defective front door is closed. • Slave control board defective 4-55 B234/B235/B236/D101/D102/D103...
  • Page 58 • Confirm that there are no obstacles the signature fan 1 motors interfering with operation of the fan (Front/Rear). Two retries were • Fan motor defective attempted at 12 sec. intervals after detection of the first lock signal. B234/B235/B236/D101/D102/D103 4-56...
  • Page 59 • Motor defective position. • Sensor harness loose, broken, • Did not go OFF within 5 sec. defective when it was supposed to • Sensor defective move to the left away from its home position. 4-57 B234/B235/B236/D101/D102/D103...
  • Page 60 • The book buffer tray HP sensor • Book buffer tray HP sensor (M78) failed to go OFF within 3 sec. harness loose, broken, defective when the tray was supposed to • Sensor defective move rear to front. B234/B235/B236/D101/D102/D103 4-58...
  • Page 61 • Slide HP sensor (S82) harness The slide motor (M44) did not loose, broken, defective reach the home position. The • Sensor defective slide HP sensor did not go ON within 180 mm of movement after the slide was lowered. 4-59 B234/B235/B236/D101/D102/D103...
  • Page 62 • Plate out of position (see below Note: For a detailed description about how to correct this problem, please refer to the replacement and adjustment procedures in the Perfect Binder manual under "Trimming Unit" in the "Common Procedures" section. B234/B235/B236/D101/D102/D103 4-60...
  • Page 63 The blade cradle did not go down interfered with the blade cradle after the trimming blade cradle movement. motor (M40) turned on long enough to lower the cradle 21 mm to turn the blade cradle HP sensor ON. 4-61 B234/B235/B236/D101/D102/D103...
  • Page 64 10 sec. after the glue had warmed up. Glue level thermistor: Error 2 The glue level thermistor detected a • Glue level thermistor (S58) temperature higher than 100°C for defective longer than 10 sec. after the glue had warmed up. B234/B235/B236/D101/D102/D103 4-62...
  • Page 65 • Glue level thermistor 2 value (high limit) defective was out of the range: 142°C±10°C) • Glue level thermistor adjustment value 1 was larger than for adjustment 1. • The difference between the values for adjustment 1 and 2 was less than 5°C. 4-63 B234/B235/B236/D101/D102/D103...
  • Page 66 • A/D converter defective target range: 3.2V to 3.54V SC795-49 Trim Unit Entrance Sensor (S92) Error The value for the • Trim unit entrance sensor (S92) harness adjustment of the sensor loose, broken, defective was out of range. • Sensor defective B234/B235/B236/D101/D102/D103 4-64...
  • Page 67 The slave control board could • Trim unit entrance sensor (S92) detect no paper at the entrance of defective the trimming unit. The entrance sensor did not detect the signature within 6860 ms from when the signature exited the gluing unit. 4-65 B234/B235/B236/D101/D102/D103...
  • Page 68 After • Edge press plate HP sensor (S90) retrieving the scraps after harness loose, broken, defective the 2nd cut (top edge) or • Sensor defective 3rd cut (fore edge), the edge press plate sensor did not go ON. B234/B235/B236/D101/D102/D103 4-66...
  • Page 69 HP sensor (S75) did not turn ON • Glue supply HP sensor (S75) within the prescribed time after the defective glue supply motor (S33) turned on. • Sensor connector loose, broken, -or- defective The glue supply motor did not leave its home position. 4-67 B234/B235/B236/D101/D102/D103...
  • Page 70 OFF) within the prescribed time after the spine fold motor: right turned on to close the fold plate. • Spine fold motor: right (M29) defective • Spine fold HP sensor: right (S66) defective • Connector loose, broken, defective B234/B235/B236/D101/D102/D103 4-68...
  • Page 71 • One or more of the front door switches The right front door sensor did (MSW1, 2, 4, 5, 6, 7) is defective not go ON even though the • Solenoid, sensor, or MSW connector front doors released and loose, broken, defective opened. 4-69 B234/B235/B236/D101/D102/D103...
  • Page 72 The front jog fence HP sensor for large size • Sensor or motor paper in the stacking tray did not go OFF within connector loose, the prescribed time after the front jogger motor broken, defective turned on to move the front fence. B234/B235/B236/D101/D102/D103 4-70...
  • Page 73 • Stacking tray lift motor (M2) tray. defective -or- • Sensor or motor connector Stacking tray lower limit sensor did not go loose, broken, defective OFF within the prescribed time after the stacking tray lift motor turned on to raise tray. 4-71 B234/B235/B236/D101/D102/D103...
  • Page 74 ON. • Stacking Tray Empty Sensor (S8) defective • Paper Detect Sensors: Front/Rear (S1/S2) defective • Stacking Tray Overflow Sensor (S6) defective • Stacking Tray Lift Motor (M2) defective • Sensor or motor connector loose, broken, defective B234/B235/B236/D101/D102/D103 4-72...
  • Page 75 • Cover Guide HP Sensor: Right not go ON within the prescribed time (S23) defective after the right cover guide motor turned • Cover Guide Motor: Right on to move the right cover guide to the (M16) defective home position. 4-73 B234/B235/B236/D101/D102/D103...
  • Page 76 The sub grip size HP sensor was already ON when the sub grip size horizontal adjustment started (from the close to open position). • Sub Grip Size Motor (S19) defective • Sub Grip Size HP Sensor (S38) defective • Motor or sensor connector loose, broken, defective B234/B235/B236/D101/D102/D103 4-74...
  • Page 77 The signature HP sensor did not go OFF within the prescribed time after the signature move motor turned on to move the sub grip to the home position. • Signature Move Motor (M18) defective • Signature Main Grip Position Sensor (M35) defective • Motor or sensor connector loose, broken, defective 4-75 B234/B235/B236/D101/D102/D103...
  • Page 78 The main grip press sensor 1 did not go OFF • Connector loose, within the prescribed time after the main grip lift broken, defective motor turned on to lower the main grip unit to the main grip signature registration position. B234/B235/B236/D101/D102/D103 4-76...
  • Page 79 • Main Grip Rotation Motor (M21) defective • Rotate to Binding Position Sensor (S42) defective • Motor or sensor connector loose, broken, defective 4-77 B234/B235/B236/D101/D102/D103...
  • Page 80 • Main Grip Open Sensor: Rear (S47) Rear (S47) and Main Grip defective Close Sensor: Rear (S48) • Main Grip Close Sensor: Rear (S48) went ON at the same time. defective • A sensor connector loose, broken, defective B234/B235/B236/D101/D102/D103 4-78...
  • Page 81 Sensor (S67) defective -or- • Motor or sensor The signature exit path HP sensor did not go connector loose, broken, OFF within the prescribed time after the defective signature exit path motor turned on to move the signature exit roller. 4-79 B234/B235/B236/D101/D102/D103...
  • Page 82 • Lift Motor: Tray A (M3) defective failed to arrive at its paper feed • Paper Feed Sensor: Tray A (S4) sensor within the prescribed defective time after the Tray A lift motor • Motor or sensor connector loose, turned on. broken, defective B234/B235/B236/D101/D102/D103 4-80...
  • Page 83 Correct the problem and release the bookbinder from the low performance mode. See Section 3 of the Perfect Binder manual for more about how to release the Perfect Binder from the lower performance mode. 4-81 B234/B235/B236/D101/D102/D103...
  • Page 84 Trimmings Buffer Motor (M37) Error Trimmings buffer motor • Trimming scrap jam (M37) is not running. • Trimmings buffer motor (M37) defective • Right or left trimmings buffer sensor (S100, S103) defective • Motor or sensor connections loose, broken, defective B234/B235/B236/D101/D102/D103 4-82...
  • Page 85 • Slide HP sensor (S82) -or- defective The HP sensor did not go ON within the • Motor or sensor harness prescribed time because the slide motor loose, broken, defective did not arrive at the home position. 4-83 B234/B235/B236/D101/D102/D103...
  • Page 86 -or- • Motor or sensor harness The book tray lift HP sensor did not go loose, broken, defective ON within the prescribed time after the book tray lift motor (M38) turned on to lower the tray and book. B234/B235/B236/D101/D102/D103 4-84...
  • Page 87 • A temperature of less than 5°C for more than 1 sec. or more than 10 sec. after power on (wire breakage) • The AD value of the glue level thermistor (S58) remained at 1023 for 10 sec (wire breakage). • Heater (HTR1) defective • Glue thermistor (S56) defective 4-85 B234/B235/B236/D101/D102/D103...
  • Page 88 1. Glue level thermistor 1 value (low limit) was out of the range: 128C±14C) 2. Glue level thermistor 2 value (high limit) was out of the range: 142C±10C) 3. Glue level thermistor adjustment value 1 was larger than for adjustment 1. • Replace the EEPROM on the slave control board B234/B235/B236/D101/D102/D103 4-86...
  • Page 89 Book Registration Sensor (S88) Error The adjusted value for the • Book grip motor (M43) defective book registration was higher • Book registration sensor (S88) defective or lower than the target • Motor or sensor harness loose, broken, range. defective 4-87 B234/B235/B236/D101/D102/D103...
  • Page 90 Cutter Entrance Sensor Error The cutter entrance sensor (S65) • Detected a signature jam at went ON at power on after the power on. finisher initialized. -or- The signature exit senor remained ON after the power on jam recovery. B234/B235/B236/D101/D102/D103 4-88...
  • Page 91 • Glue vat roller motor (M25) defective did not detect any rotation at • Glue vat roller rotation sensor (S59) the glue vat roller within the defective prescribed time after the • Motor or sensor connector loose, broken, glue vat roller motor turned defective 4-89 B234/B235/B236/D101/D102/D103...
  • Page 92 The front jog fence HP sensor for small size • Sensor or motor paper did not go OFF within the prescribed connector loose, broken, time when the front jogger motor turned on to defective move the fence. B234/B235/B236/D101/D102/D103 4-90...
  • Page 93 (M7) defective -or- • Sensor or motor The switchback roller HP sensor did not go connector loose, broken, OFF within the prescribed time when the motor defective turned on to lower the roller through an arc of 20 degrees. 4-91 B234/B235/B236/D101/D102/D103...
  • Page 94 The stacking tray HP sensor did not go OFF when the stacking tray motor turned on to move the tray away from the sensor. • Stacking HP Sensor (S9) defective • Stacking Tray Motor (M9) defective • Sensor or motor connector loose, broken, defective B234/B235/B236/D101/D102/D103 4-92...
  • Page 95 (S41) defective -or- • Sensor or motor connector The sub grip close sensor did not go OFF loose, broken, defective within the prescribed time after the sub grip open motor turned on to open the sub grip unit. 4-93 B234/B235/B236/D101/D102/D103...
  • Page 96 • Main Grip Lift Motor (M22) the signature was passed from the defective main grip unit to the book exit roller. • Book Exit Sensor (S64) defective • Sensor or motor connector loose, broken, defective B234/B235/B236/D101/D102/D103 4-94...
  • Page 97 • Grip Motor: Rear (M23) defective time after the rear grip motor • Main Grip Encoder: Rear Sensor turned on to open and close the (S46) defective main grip unit. • Sensor or motor connector loose, broken, defective 4-95 B234/B235/B236/D101/D102/D103...
  • Page 98 • Sensor or motor connector -or- loose, broken, defective The signature exit path press sensor did not go OFF within the prescribed time after the signature exit path motor turned on to retract the signature exit roller. B234/B235/B236/D101/D102/D103 4-96...
  • Page 99 • Sensor or motor connector loose, broken, Tray B lift motor turned on. defective -or- Inserter Tray B (lower tray) failed to arrive at its paper feed sensor (S10) within the prescribed time after the Tray B lift motor turned on. 4-97 B234/B235/B236/D101/D102/D103...
  • Page 100 RAM chip on the engine • The motherboard itself is defective. motherboard. SC851 IEEE 1394 I/F Error Driver setting incorrect and • NIB (PHY), LINK module defective; cannot be used by the 1394 change the Interface Board I/F. • Controller board defective B234/B235/B236/D101/D102/D103 4-98...
  • Page 101 LAN board (802.11b or • PCI connector loose (External controller Bluetooth). interface board) SC857 USB I/F Error 1 The USB driver is unstable and generated • USB board or controller board an error. The USB I/F cannot be used. defective 4-99 B234/B235/B236/D101/D102/D103...
  • Page 102 • Sectors on the disks have become corrupted data written on the hard during operation; replace the hard disks disks. SC864 HDD Error 5: Data CRC Error During HDD operation, the • Mother board defective HDD could not respond to a CRC error query. B234/B235/B236/D101/D102/D103 4-100...
  • Page 103 • Controller board defective detailed information about the Note: If this SC code is displayed again error. after cycling the machine off and on, use another SD card. If this does not solve the problem, replace the controller board. 4-101 B234/B235/B236/D101/D102/D103...
  • Page 104 HDD with SP5832-004. from another machine. SC876-99 Cause unknown. The error occurred at power • Contact Ricoh design on or while the machine was operating. section. SC876: More If the error persists after doing the procedure described in the table above, do this procedure.
  • Page 105 • Insufficient memory SC921 Printer Error 2 When the printer application • The font is not on the SD card started, the font to use could not be found on the SD card. 4-103 B234/B235/B236/D101/D102/D103...
  • Page 106 3. DeskTopBinder/Print Job Manager/Desk Top Editor job history will be cleared 4. Documents stored on the document server, included scanned documents, will not be lost. 5. The first time the network accesses the machine, the management information must be reconfigured (this will require a significant amount of time). B234/B235/B236/D101/D102/D103 4-104...
  • Page 107 • Check the harnesses, connectors between IPU/LDB, image processing LDB/Polygon Mirror Motor PCB using the printer • Update the BCU firmware controller are not • LD defective sent from the IPU. • IPU defective • Polygon mirror motor or polygon mirror motor PCB defective 4-105 B234/B235/B236/D101/D102/D103...
  • Page 108 • Software bugSoftware bugny６ not generated by the MCU • Harnesses, connectors to the MCU loose, for more than 10 s after the broken, defective read start signal is sent to • MCU defective the MCU. • BCU defective B234/B235/B236/D101/D102/D103 4-106...
  • Page 109 60 s after the machine is powered • A RAM or DIMM option required by the application is not installed or not on. No application starts correctly, installed correctly. and all end abnormally. 4-107 B234/B235/B236/D101/D102/D103...
  • Page 110 SD card does not • SD card defective execute normally. • Controller board defective This SC is not • Power down during program downloading logged. • Wrong type of card inserted (see Section 5 “Service Tables” for downloading procedures) B234/B235/B236/D101/D102/D103 4-108...
  • Page 111 Even if one or more of these protective circuits should fail, the others will act as backup to cut power to the machine if a problem occurs, The output points are provided with electronic interrupt circuits, so fuses are not required at these locations. 4-109 B234/B235/B236/D101/D102/D103...
  • Page 112 Output Connector Name Voltage Energy Save VccE 5.1V CN733-1p~5p VcaE 12.0V CN734-1p~3p VccL 5.1V CN711-1p~3 5.1V CN12-1p~3p Vaa1 24.0V CN713-1p~2p Vaa2 24.0V CN713-3p~6p Vaa3 24.0V CN714-1p~6p Vaa4 24V.0 CN715-1p~2p Vaa5 24.0V CN7153p~4p Vmm1 38.0V CN716-1p Vmm2 38.0V CN716-2p B234/B235/B236/D101/D102/D103 4-110...
  • Page 113 PSU-E, FU002 blows and power is interrupted in the output of the 2nd, 3rd, and 4th converters. If there is damage or a short circuit inside the 3rd or 4th converter of the control system in PSU-E, FU101 blows and power is interrupted in the output of the 3rd and 4th converters. 4-111 B234/B235/B236/D101/D102/D103...
  • Page 114 To reset the machine after a protection circuit has opened: 1. Switch off the operation switch. 2. Switch off the main power switch. 3. Allow the machine to remain off for at least 5 minutes. 4. Turn on the main power switch. B234/B235/B236/D101/D102/D103 4-112...
  • Page 115 To reset the machine after a protection circuit has opened: 1. Switch off the operation switch. 2. Switch off the main power switch. 3. Allow the machine to remain off for at least 5 minutes. 4. Turn on the main power switch. 4-113 B234/B235/B236/D101/D102/D103...
  • Page 116 The table below shows what will interrupt the output from a converter. Converter On/Off States According to Mode Converter Output Copy Standby Door Energy Off/ Name Open Saver Power Sleep Energy Save VccE VcaE VccL Vaa1 Vaa2 Vaa3 Vaa4 Vaa5 Vmm1 Vmm2 B234/B235/B236/D101/D102/D103 4-114...
  • Page 117 PCB-A and PCB B of the PSU-E are both provided with a large capacity electrolytic condenser. Such large condensers store a large residual charge that can cause electrical shock if a board is handled too soon after the machine is turned off. 4-115 B234/B235/B236/D101/D102/D103...

This manual is also suitable for:

B235B236D101D102D103