Ricoh S-P1 Service Manual
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Ricoh S-P1 Service Manual

Ricoh S-P1 Service Manual

Machine code: g176/g177
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Model S-P1
Machine Code: G176/G177
SERVICE MANUAL
1st Edition, December 2006
2nd Edition, February 2008
3rd Edition, September 2008
Subject to change

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Summary of Contents for Ricoh S-P1

  • Page 1 Model S-P1 Machine Code: G176/G177 SERVICE MANUAL 1st Edition, December 2006 2nd Edition, February 2008 3rd Edition, September 2008 Subject to change...

  • Page 3: Safety, Conventions, Trademarks

    Safety, Conventions, Trademarks Safety PREVENTION OF PHYSICAL INJURY 1. Before disassembling or assembling parts of the printer and peripherals, make sure that the printer power cord is unplugged. 2. The wall outlet should be near the printer and easily accessible. 3.
  • Page 4 • The controller board in this machine contains a lithium battery. • The danger of explosion exists if a battery of this type is incorrectly replaced. Replace only with the same or an equivalent type of battery recommended by the manufacturer. •...

  • Page 5: Conventions And Trademarks

    Conventions and Trademarks Conventions Symbol What it means Refer to section number  See Core Tech Manual for details  Screw  Connector  E-ring  C-ring The following notations are used in text to describe the direction of paper feed: lengthwise and sideways. The annotations “SEF”...
  • Page 6 Other product names used herein are for identification purposes only and may be trademarks of their respective companies. We disclaim any and all rights involved with those marks. This manual uses several symbols and some simple abbreviations.

  • Page 7: Table Of Contents

    TABLE OF CONTENTS Safety, Conventions, Trademarks........................1 Safety................................1 Conventions and Trademarks........................3 1. Installation Installation Requirements............................9 Environment ..............................9 Machine Level .............................10 Required Space ............................10 Power Supply ..............................10 Machine Installation ............................12 Data Overwrite Security Unit Installation.......................13 Installation..............................13 Checking and Completing the Installation....................14 2. Preventive Maintenance User Maintenance............................15 Service Maintenance............................16 3.
  • Page 8 Laser Beam Pitch Adjustment ........................29 Transfer Roller ..............................32 Toner End Sensor ............................33 Fusing................................34 Fusing Unit ..............................34 Hot Roller and Fusing Lamp ........................35 Pressure Roller .............................37 Thermistor and Thermostat .........................37 Hot Roller Strippers .............................38 Paper Feed................................39 Paper Feed Roller ............................39 Friction Pad ..............................40 By-pass Tray..............................41 Printer Controller Board ..........................42 Engine Board ..............................43...
  • Page 9 Printer Controller Service Mode ........................77 Service Mode Menu ("1. Service Menu")....................77 Bit Switch Programming..........................77 Printer Engine Service Mode...........................78 Service Mode Table............................78 Firmware Update............................136 Type Of Firmware.............................136 Precautions..............................136 Machine Firmware Update........................137 NVRAM Data Upload/Download......................139 Uploading NVRAM Data.........................139 Downloading NVRAM Data........................140 SD Card Application Move..........................142 Overview..............................142 Move Exec..............................142 Undo Exec..............................143...
  • Page 10 Paper Feed..............................171 Overview ..............................171 Paper Tray ..............................172 By-pass tray ..............................177 Image Fusing and Paper Exit........................178 Overview ..............................178 Fusing Drive ..............................179 Fusing Entrance and Guide Shaft ......................179 Pressure Roller ............................180 New Fusing Unit Detection ........................181 Fusing Temperature Control ........................182 Paper Exit ..............................184 Energy Saver Mode ..........................184 Controller Functions............................186 7.

  • Page 11: Installation

    1. Installation Installation Requirements Environment Acceptable: 10C (50F) 15% to 27C (80.6F) 80% Temperature/Humidity Ranges: Recommended (Office): 15C (59F) 30% to 25C (77F) 70% Ambient Illumination: Less than 2000 lux (do not expose to direct sunlight). Ventilation: 3 times/hr/person 1. Avoid areas that are exposed to sudden temperature changes. This includes: •...

  • Page 12: Machine Level

    1. Installation Machine Level Front to back: Within 5 mm. (0.2 inches) of level. Right to left: Within 5 mm. (0.2 inches) of level. Required Space Place the machine near the power source, providing the clearance as shown below: A: Over 10 cm (4 inches) B: Over 10 cm (4 inches) C: Over 40 cm (15.8 inches) D: Over 10 cm (4 inches)
  • Page 13 Installation Requirements • Never place anything on the power cord.

  • Page 14: Machine Installation

    1. Installation Machine Installation Refer to the following sections of the Operating Instructions for installation details for all models. Installing the Printer Unit: Quick Installation Guide. Main unit Connecting the machine to a computer: Quick Installation Guide Paper Feed Unit G894 Envelope Feeder G362 Duplex Unit G893 Memory Unit Type C 128 MB G331...

  • Page 15: Data Overwrite Security Unit Installation

    Data Overwrite Security Unit Installation Data Overwrite Security Unit Installation Installation • The correct number and type for this installation is Type E. Do not attempt to install any other type (Type C, Type D, for example). • The SD card that holds the DOS application must always reside in SD card slot C2. (This can be the original SD or another SD card where the DOS application has been moved with SP5873.) 1.

  • Page 16: Checking And Completing The Installation

    1. Installation Checking and Completing the Installation Do this procedure to confirm that the data overwrite security feature is enabled and operating. 1. Turn the machine power on. 2. .Do SP5990 005 (Diagnostic Report) to print the diagnostic report 3. Check the diagnostic report. •...

  • Page 17: Preventive Maintenance

    2. Preventive Maintenance User Maintenance The customer can replace all PM items with the Maintenance Kit. The user can maintain this machine. For more see "Printer Engine Service Mode". The operation panel shows “Replace Maintenance Kit” when the PM counter reaches 90K. After the user replaces the fusing unit in the maintenance kit, the machine automatically resets the PM counter.

  • Page 18: Service Maintenance

    2. Preventive Maintenance Service Maintenance To enable the machine for maintenance by the service technician, the meter-charge mode must be set to “enabled” with SP5930. The table below shows the PM items serviced by the service technician. After completing a PM procedure, reset the PM counter for the replaced part with SP7-804. Symbol key: •...
  • Page 19 Service Maintenance Item Quantity Remarks Clean with water or Fusing Entrance and Exit Guide Plates 1 each alcohol Fusing Unit Ass'y 110V/220 V Paper Tray Unit Quantity NOTE Paper Feed Roller Clean with water Friction Pad Clean with water Bottom Plate Pad Clean with water...
  • Page 20 2. Preventive Maintenance...

  • Page 21: Replacement And Adjustment

    3. Replacement and Adjustment General Precautions on Disassembly • Always turn off the main power switch and unplug the machine before attempting any of the procedures in this section. Use extreme caution when removing and replacing components. The cables in the machine are located very close to moving parts;...

  • Page 22: Releasing Plastic Latches

    3. Replacement and Adjustment 2. Be careful not to scratch the transfer roller, as the surface is easily damaged. Fusing 1. After installing the fusing thermistor, make sure that it is in contact with the hot roller and that the roller can rotate freely.
  • Page 23 General 5. Make sure all wires are properly connected and routed. 6. Make sure wires are not jammed between parts of the machine.

  • Page 24: Special Tools

    Description Q’ty Remarks B6455010 SD Card Common B6456700 PCMCIA Card Adapter Common B6456800 USB Reader/Writer Common VSSM9000 Digital Multimeter – FLUKE 187 Common A0069104 Scanner Positioning Pin Common Ricoh System Information Tool (Support Tool Ver. 2) Basic version Mail version...

  • Page 25: Covers

    Covers Covers Front Cover To open the front cover, gently push the cover inward (hooks x2). Upper Cover [A] Open the front cover.

  • Page 26: By-Pass Tray Unit

    3. Replacement and Adjustment [B] Open the rear cover, then remove the AIO. [C] Open the exit guide plate. [D] Operation panel (2 hooks) [E] Upper cover (x4, x1) • Remove the exit guide plate after you have removed the upper cover. By-pass Tray Unit •...

  • Page 27: Exterior Covers

    Covers Exterior Covers To remove the left or right cover, separate the machine from the optional paper tray unit first. [A] Left cover (x 2) [B] Front cover ( x3,  x2) [C] Right cover (hooks x3, fan cover x1) •...

  • Page 28: Laser Unit

    3. Replacement and Adjustment Laser Unit • Turn off the main power switch and unplug the machine before attempting any of the procedures in this section. Laser beams can seriously damage your eyes. Caution Decal Locations Polygon Mirror Motor • Turn off the main switch and unplug the machine before attempting any of the procedures in this section.

  • Page 29: Laser Synchronization Detector

    Laser Unit • Upper cover ( See "Upper Cover") [A] Polygon mirror cover ( x 2) [B] Polygon mirror motor ( x 4,  x 1) • Never touch the surface of the mirror with bare hands. Laser Synchronization Detector •...

  • Page 30: Laser Unit

    3. Replacement and Adjustment Laser Unit • Upper cover (See "Upper Cover") • Exterior covers (See "Exterior Covers") [A] Clip [B] Laser unit ( x 4, 1 flat cable,  x 2) When reinstalling the laser unit. Use the scanner positioning pins (P/N: A0069104) to reinstall the unit. Set the positioning pins as shown above.

  • Page 31: Laser Diode Unit

    Laser Unit Laser Diode Unit • Laser Unit (See "Laser Unit") [A] Spring [B] LD unit holders (x 2) [C] Loosen the screw [D] Nut [E] LD Unit • Do not remove the screws that secure the LD board. • Do not touch any variable resistors on the LD board. Reinstallation: •...
  • Page 32 3. Replacement and Adjustment • After completing the adjustment, reset SP 2902 to ‘no specified’. 2. Check these test patterns. If the laser beam pitch is not correct, the images are as follows. • Cross-stitch pattern: Vertical black strips seem to appear. •...
  • Page 33 Laser Unit...

  • Page 34: Transfer Roller

    3. Replacement and Adjustment Transfer Roller • Remove the AIO. [A] Transfer roller • Do not touch the transfer roller surface.

  • Page 35: Toner End Sensor

    Toner End Sensor Toner End Sensor • Remove the AIO. [A] Toner end sensor (hooks x4,  x 1)

  • Page 36: Fusing

    3. Replacement and Adjustment Fusing • Allow time for the unit to cool before doing the following procedure. Fusing Unit [A] Rear cover [B] Fusing unit hooks [C] (x2). • Lift both hooks before attempting to remove the fusing unit from the machine.

  • Page 37: Hot Roller And Fusing Lamp

    Fusing Hot Roller and Fusing Lamp • Fusing Unit (See "Fusing Unit") [A] Left cover ( x 1) [B] Plate ( x 2) [C] Upper fusing unit assembly ( x 4, Springs x2) [D] Right cover ( x 1) [E] Lamp holders ( x 1 each) •...
  • Page 38 3. Replacement and Adjustment [A] Fusing Lamp ( x2) • The colored cable must be at the hot roller gear side. [B] Guide plate (3 hooks) [C] Hot roller strippers (1 spring each) [D] Hot roller (2 C-rings, 1 gear, 2 bushings) •...

  • Page 39: Pressure Roller

    Fusing Pressure Roller • Fusing Unit (See "Fusing Unit") • Hot roller and fusing lamp (See "Hot Roller and Fusing Lamp") [A] Pressure roller [B] Bushing [C] Pressure roller lever [D] Spring Thermistor and Thermostat • Hot roller and fusing lamp (See "Hot Roller and Fusing Lamp")

  • Page 40: Hot Roller Strippers

    3. Replacement and Adjustment [A] Wire cover ( x 1) [B] Grounding plate ( x 2, 1 wire) [C] Fusing unit connector ( x 6,  x1, 2 hooks) [D] Thermistor ( x 1,  x1) [E] Thermostat ( x 1) •...

  • Page 41: Paper Feed

    Paper Feed Paper Feed Paper Feed Roller • Pull out the paper tray before removing the paper feed roller. [A] Paper feed roller...

  • Page 42: Friction Pad

    3. Replacement and Adjustment Friction Pad • Remove the paper tray unit from the machine before removing the friction pad. [A] Friction pad (2 hooks, 1 spring) When reinstalling the friction pad follow this order 1. Replace the spring. 2. Insert the right side of the friction pad first followed by the left side. 3.

  • Page 43: By-Pass Tray

    By-pass Tray By-pass Tray • Left Cover (See "Exterior Covers") • Front Cover (See "Exterior Covers") • Remove the AIO. [A] Paper guide ( x 2) [B] Actuator [C] Clutch ( x1) [D] By-pass feed roller When reinstalling the paper guide. 1.

  • Page 44: Printer Controller Board

    3. Replacement and Adjustment Printer Controller Board [A] Printer controller board ( x 2) [B] NVRAM • Remove the NVRAM from the old printer controller board and insert it on the new board. • The screws on the printer controller board are hand screws. Gently turn these screws when removing the printer control board.

  • Page 45: Engine Board

    Engine Board Engine Board • Left cover (See "Exterior Covers") • Printer controller board (See "Printer Controller Board") [A] Bracket ( x7, 1 grounding wire) • Be careful not to damage the flat cable. [B] Clip [C] Engine board ( x4, all connectors) •...

  • Page 46: Main Motor

    3. Replacement and Adjustment Main Motor • Left cover (See "Exterior Covers") [A] Main motor ( x4,  x 1)

  • Page 47: Clutches

    Clutches Clutches • Left cover (See "Exterior Covers") [A] By-pass feed clutch (x 1) with clutch bracket , holder [B] Stopper ( x 1) [C] Relay clutch ( x 1,  x 1) [D] Paper feed clutch ( x 1) •...

  • Page 48: Psu, Hvps

    3. Replacement and Adjustment PSU, HVPS • Left cover. See "Exterior Covers" • Fusing unit. See "Fusing Unit" [A] PSU cover ( x 2) [B] PSU assembly ( x 7, all connectors) [C] High voltage supply board ( x 4) [D] 230-volt machine only: Choke coil (...

  • Page 49: Cooling Fan

    Cooling Fan Cooling Fan • Right cover (See "Exterior Covers") [A] Cooling fan (x 2,  x1) • The cooling fan must be reinstalled in its original position. Do not reinstall the cooling fan opposite to the original position.
  • Page 50 3. Replacement and Adjustment...

  • Page 51: Troubleshooting

    4. Troubleshooting Service Call Conditions Summary There are 4 levels of service call conditions Level Definition Reset Procedure 1. Do SP5810 and press [#Enter]. 2. When "execute" is displayed, press Fusing unit SCs shown on the operation [#Enter] again. panel. The machine is disabled. The user cannot reset the SC.
  • Page 52 4. Troubleshooting • High voltage supply board The PWM duty output exceeded 60% for defective longer than 200 ms., indicating a leak in the charge roller current. • Defective cartridge connection Polygon motor error The polygon motor did not enter the lock state within 20 sec.
  • Page 53 Service Call Conditions The polygon motor did not enter the lock state within 10 sec. after it switched on. -or- Once the polygon motor was detected in the lock state after started to rotate, within 0.6 sec. it entered the unlock state.. -or- After the polygon motor switched off, it did not enter unlock state within 20 sec.
  • Page 54 4. Troubleshooting • The machine starts to test the temperature 2 sec. after the machine powers on if the machine temperature is above 45 • If the machine temperature is below C, the temperature is not sampled until the machine temperature reaches Fusing overheat error –...
  • Page 55 Service Call Conditions -or- Zero cross interrupts did not issue at the prescribed 1 sec. intervals. Fusing unit jam Three consecutive paper lag jams (paper failed to arrive) were detected in the fusing • Fusing unit installed incorrectly unit. • Fusing unit defective -or- During printing of the 1st side during duplexing, the paper did not arrive at the...
  • Page 56 4. Troubleshooting • Device control board defective After installation of the device a message alerts user to a battery voltage abnormal • Device control board backup battery error. defective Communication error – GAVD I2C The engine board detected an unknown device on the I2C I/F bus (internal bus on the engine •...
  • Page 57 Service Call Conditions Engine startup error • Connections between BCU and controller board are loose, The BCU failed to respond with the disconnected, or damaged prescribed time when the machine was turned on. • Replace the BCU • Replace the controller board Controller startup error •...
  • Page 58 4. Troubleshooting Self-diagnostic error 2: ASIC The ASIC provides the central point for the control of bus arbitration for CPU access, for option bus and SDRAM access, for • ASIC (controller board defective) SDRAM refresh, and for management of the internal bus gate. For more details about this SC code error, execute SP5990 to print an SMC report so you can read the error code.
  • Page 59 Service Call Conditions The NVRAM or optional NVRAM returned an error during the self- diagnostic test. Self-diagnostic Error: RAM • Update controller firmware again The resident RAM returned a verify error • Replace RAM DIMM during the self-diagnostic test. Self-diagnostic error 7: ROM Measuring the CRC for the boot monitor and operating system program •...
  • Page 60 4. Troubleshooting Wireless LAN Error 1 During machine start-up, the machine can get access to the board that holds the wireless LAN, • Wireless LAN card missing (was but not to the wireless LAN card (802.11b or removed) Bluetooth). Wireless LAN Error 2 During machine operation, the machine can get access to the board that holds the wireless LAN, but not to...
  • Page 61 Service Call Conditions At power on the HDD was detected. • Harness between HDD and controller Power supply to the HDD was board disconnected, defective interrupted after the system entered the • HDD power connector disconnected energy save mode, but after the HDD was awakened from the energy save •...
  • Page 62 4. Troubleshooting SD card error 2: SD card removed The SD card in the boot slot when the • Insert the SD card, then turn the machine machine was turned on was removed off and on. while the machine was on. SD card error 3: SC card access •...
  • Page 63 Service Call Conditions • Initialize the HDD with SP5832. If this does not solve the problem, replace the HDD turned on, or power was turned off and initialize with SP5832. while the machine used the HDD. Note: If you turn off the machine while the HDD is being accessed, this can damage the HDD.
  • Page 64 4. Troubleshooting • NVRAM incorrect type • NVRAM defective The total counter contains something that is not a number. • NVRAM data scrambled • Unexpected error from external source Printer error 1 • Software defective; turn the machine off/on, or An internal application error was change the controller firmware detected and operation cannot...

  • Page 65: Error Messages

    Error Messages Error Messages Here is a list of common error messages, a description of the problems, and their solutions. This is just a reference information. 1st/2nd Message Problem/Solution Cannot check, Signal in Ad hoc Disable Ad hoc in the Comm. Mode settings. Duplexing prohibited from specified tray.
  • Page 66 4. Troubleshooting 1st/2nd Message Problem/Solution The paper output tray cover or the rear cover is open, or both covers are open. Close Rear/Paper Exit Cover • Check the covers, make sure they are closed. DHCP has been enabled to assign network addresses of: IP address, subnet mask, gateway address.
  • Page 67 Error Messages 1st/2nd Message Problem/Solution Machine failed to access IEEE 802.11b board. Hardware Problem, Wireless Card • Confirm that the board is installed correctly. Machine has received spurious data. Invalid Data, Power Off On • Turn the printer off/on. The invalid password was entered and Locked Print or Saved File Print is not applicable.
  • Page 68 4. Troubleshooting 1st/2nd Message Problem/Solution Requested paper size does not match dial setting on the paper Press # to continue/ Paper Size:, Paper tray. Type: • Press [#] to start printing. Proxy user name and password are incorrect. Proxy User Name, Password error •...
  • Page 69 Error Messages 1st/2nd Message Problem/Solution Paper is jammed in the specified input paper tray. • Remove paper from the input paper tray. Remove Misfeed Paper Tray/ Pull out Tray • Reload paper. • Open and close front cover to extinguish message. The standard output tray is full.
  • Page 70 4. Troubleshooting 1st/2nd Message Problem/Solution Authentication from the SD card failed. SD authentication failed • Turn the machine off/on. SD card not set, Contact admin. The SD card for DOS is not set. This message confirms that no ID has been entered. Enter SSID not entered correct ID Supply order...

  • Page 71: General Troubleshooting

    General Troubleshooting General Troubleshooting Image Adjustment Registration Adjustment The registration is adjusted in the user mode (“Maintenance-Registration”). For details, see the Printer Reference operation manual. Parallelogram Image Adjustment Do the following procedure if a parallelogram is printed while adjusting the printing registration using a trimming pattern.
  • Page 72 4. Troubleshooting • The "CN" numbers describe the connector number on the engine board. Component Condition Symptom The Paper Jam indicator will light whenever a Open print is made. 17-5 Paper Exit The Paper Jam indicator lights even if there is Shorted no paper.

  • Page 73: Skew Adjustment

    General Troubleshooting The Front Cover Open message is not Open displayed even if the front cover is opened. Front Cover 11-1 Safety The Front Cover Open message is Shorted displayed even if the front cover is closed. The Rear Cover Open message is not Open displayed even if the rear cover or paper exit cover is opened.

  • Page 74: Streaks In The Sub Scan Direction

    4. Troubleshooting Streaks in the Sub Scan Direction If you see streaks or lines at a regular interval in the sub scan direction: 1. Measure the width of the interval between the streaks. 2. Identify the component in the table below that is causing the problem (based on the size of the measured interval), then inspect that component.
  • Page 75 General Troubleshooting Problem Probable Cause/Solution Black spots at approximately 94 mm AIO is defective, transfer roller is dirty. intervals. • Replace AIO • Clean the transfer roller Spurious noise during printing Relay clutch defective. • Replace relay clutch Vertical positioning of printed image is Registration clutch defective not consistent (sub scan direction) •...
  • Page 76 4. Troubleshooting...

  • Page 77: Service Tables

    5. Service Tables Service Program Mode • Before calling for service, first, confirm that there is no print data in the printer buffer (the Data-in LED should not be lit or blinking). If the LED is blinking, this means there is data in the buffer. Wait until all data has been printed.

  • Page 78: Setting A Service Program

    5. Service Tables 1. With the machine on, press [] [] together and hold them down for about 5 sec. 2. Press [Enter]. "1. Service Menu" appears on the screen. Setting a Service Program 1. Enter the service program mode as explained above. 2.

  • Page 79: Printer Controller Service Mode

    Printer Controller Service Mode Printer Controller Service Mode Service Mode Menu ("1. Service Menu") SPMode Description Function Adjusts bit switch settings. 1001 Bit switch Note: Currently the bit switches are not being used. 1003 Clear Setting Initializes settings in the “System” menu of the user mode. Prints the service summary sheet (a summary of all the controller 1004 Print summary...

  • Page 80: Printer Engine Service Mode

    5. Service Tables Printer Engine Service Mode Service Mode Table Notation What it means Example: [-9 to +9/+3.0/0.1 mm step]. The setting can be adjusted in the range ±9, value reset to +3.0 after an NVRAM reset, and the value [range/default/step] can be changed in 0.1 mm steps with each key press.
  • Page 81 Printer Engine Service Mode 1002 002 2nd Tray 1002 003 3rd Tray 1002 004 Bypass Tray 1002 005 Duplex Regist sag Registration Buckle Adjustment 1003 Adjusts the relay clutch timing at registration. Relay clutch timing determines the amount of paper buckle at registration. (A "+" setting causes more buckling.) 1003 001 Cassette [–8 mm to+8 mm/0/2 mm step]...
  • Page 82 5. Service Tables Selects the number of rotations for the bypass feed roller when the paper type is set for "Transparencies". Change this setting to "2" if jams occur frequently when feeding transparencies from the bypass tray. 1 = 1 rotation, 2 = 2 rotations Fusing Start DFU [Roller Turn / Normal] Roller Turn: Warms up the fusing unit for 20 sec.

  • Page 83: Sp2-Xxx: Drum

    Printer Engine Service Mode 1916 Idle Rotation (For Taiwan model) [0 or 1 / 0 / -] 0: Rotates (less than 15°C) 1916 001 Mode Setting 1: Rotates (always) The machine operates the fusing idle rotation before first printing. [3 to 20 / 15 / 1] 1916 002 Time Setting This SP Sets the fusing idle rotation time.
  • Page 84 5. Service Tables Transfer Curr Transfer Current 2301 Adjusts the correction current applied to the transfer roller. [-2 to +4/0/2 mu A/step] Test Pattern Selects a printer test pattern. 1. After selecting the pattern, the display automatically goes to SP 5902. 2.

  • Page 85: Sp3-Xxx: Process

    Printer Engine Service Mode SP3-xxx: Process Cartridge Stop Determines whether the machine stops printing after the cartridge counter reaches a set number of main motor rotations. 3923 [No/Yes] No: Does not stop after the number of rotations is exceeded. Yes: Stops after the number of rotations is exceeded. 3924 Toner End Sensor Threshold adjustment for toner near-end detection.

  • Page 86: Sp5-Xxx: Mode

    5. Service Tables 1: No (Printing can continue even after toner end is detected.) SP5-xxx: Mode mm/inch Display Selection Selects the unit of measurement. 5024 After selection, turn the main power switch off and on. 0: Europe/Asia (mm), 1: North America (inch) Toner Refill Displ Toner Refill Detect Display This SP switches on/off the message that prompts the operator when it is necessary to...
  • Page 87 Printer Engine Service Mode AS: +480 (Hong Kong) KO: +540 (Korea) Summer Time Lets you set the machine to adjust its date and time automatically with the change to Daylight Savings time in the spring and back to normal time in the fall. This SP lets you set these items: Day and time to go forward automatically in April.
  • Page 88 5. Service Tables UCodeCtrClr User Code Count Clear 5404 Clears the counts for the user codes assigned by the key operator to restrict the use of the machine. Press [#Enter] to clear. PM Alarm [0 to 9999/0/1 step] 5501 0: Alarm off 1 to 9999: Alarm goes off when Value (1 to 9999) ≥...

  • Page 89: Alarm Notice

    Printer Engine Service Mode When switched on this function informs the @Remote supply center that the toner cartridge is almost empty 5507 009 Cartridge Alarm (near-end). [OFF/ON] 5507 128 Interval: Others 5507 132 Interval: A3 5507 133 Interval: A4 5507 134 Interval: A5 The "Paper Supply Call Level: nn"...
  • Page 90 5. Service Tables 011 Supply Management Report Call Memory Clear 5801 Resets NVRAM data to the default settings. Before executing any of these SP codes, print an SMC Report. 5801 001 Initializes items 2 to 15 below. Initializes all registration settings for the engine and process 5801 002 Eng Memory Clr settings.
  • Page 91 Printer Engine Service Mode 5801 018 Initializes information in non-volatile RAM. 5801 019 LCS Setting Initializes information in non-volatile RAM. Free Run The machine performs a free run. 5802 Press [#Enter] to start. Press [#Enter] to stop. Please note that the machine will not stop immediately after the [#Enter] key is pressed. Input check 5803 Displays signals received from sensors and switches.
  • Page 92 5. Service Tables 5803 020 Dplx Exit Sens Duplex Exit Sensor 5803 021 Mlt PaperEnd Bypass paper sensor 5803 022 Tray1 PaperEnd Paper end sensor, Standard Tray 5803 023 Tray1 PSize Paper size switch, Standard tray 5803 024 Tray1 RestSens Remaining paper sensor-Standard tray 5803 026 Tray2 PaperEnd...
  • Page 93 Printer Engine Service Mode 5804 019 Poly + LD1 Both Polygon Motor + LD 1 5804 020 LD2 Compulsion Force Test LD 2 5804 021 Poly + LD Both Polygon Motor + LD 1 + LD 2 5804 022 Polygon Motor Polygon Motor 5804 023 Poly + LD...
  • Page 94 5. Service Tables Use this to input the telephone number of the CE printed on the SP print 5812 1 Service mode printout. Use this to input the fax number of the CE printed on the SP print mode 5812 2 Fax Tel No.
  • Page 95 Printer Engine Service Mode RCG Write Timeout 5816 009 Specifies the write timeout interval when calling the RCG. [1 to 100 / 60 / 1 second /step] RCG Read Timeout 5816 010 Specifies the read timeout interval when calling the RCG. [1 to 100 / 60 / 1 second /step] Port 80 Enable Enables/disables access via port 80 to the SOAP method.
  • Page 96 5. Service Tables 5816 061 Cert Expire Tim(ing) DFU Proximity of the expiration of the certification. HTTP Proxy This SP setting determines if the proxy server is used when the machine communicates with the service center. 5816 062 [0 or 1 / 0 / 1 /step] 0: HTTP Proxy not used 1: HTTP Proxy used HTTP Proxy (Host)
  • Page 97 Printer Engine Service Mode Displays the status of the certification update. The certification used by embedded RCG is set correctly. The certification request (setAuthKey) for update has been received from the GW URL and certification is presently being updated. The certification update is completed and the GW URL is being notified of the successful update.
  • Page 98 5. Service Tables Request for certification update in progress. The current certification has expired. An SSL error notification has been issued. Issued after the certification has expired. Notification of shift from a common authentication to an individual certification. Notification of a common certification without ID2. Notification that no certification was issued.
  • Page 99 Printer Engine Service Mode Displays the common name of the issuer of the @Remote 5816 092 CERT: Issuer certification. CN = the following 30 bytes. Asteriskes (***) indicate that no DESS exists. Displays the start time of the period for which the current 5816 093 CERT: Valid Start @Remote certification is enabled.
  • Page 100 5. Service Tables 6: Communication error 7: Certification update error 8: Other error 9: Inquiry executing Confirm Place 5816 205 Displays the result of the notification sent to the device from the GW URL in answer to the inquiry request. Displayed only when the result is registered at the GW URL. 5816 206 Register Execute Executes Embedded RCG Registration.
  • Page 101 Printer Engine Service Mode Attempted setting with illegal entries for -12004 certification and ID2. Attempted dial up overseas without the correct -2385 international prefix for the telephone number. -2387 Not supported at the Service Center -2389 Database out of service -2390 Program out of service -2391...
  • Page 102 5. Service Tables An @Remote setting. Not required for service technician. NVRAMUpload Uploads the UP and SP mode data (except for counters and the serial number) from 5824 NVRAM on the control board to a flash memory card. While using this SP mode, always keep the front cover open. This prevents a software module accessing the NVRAM during the upload.
  • Page 103 Printer Engine Service Mode 1: Enabled Switches job spooling spooling on and off. 5828 065 Job Spool 0: No spooling, 1: Spooling enabled This SP determines whether the job interrupted at power off is resumed at the next power on. This SP operates only when SP5828 065 is set to 1.
  • Page 104 5. Service Tables 5828 153 ActIPv6Sttles4 5828 155 ActIPv6Sttles5 This SP is the IPv6 manually set address referenced on the Ethernet or wireless LAN (802.11b) in the format: "Manual Set Address" + "Prefix Length" 5828 156 IPv6Manual Address The IPv6 address consists of a total 128 bits configured in 8 blocks of 16 bits each.
  • Page 105 Printer Engine Service Mode 4. Sections where only zeros exist can be abbreviated with double colons (::). This abbreviation can be done also where succeeding sections contain only zeros (but this can be done only at one point in the address). The example in "2" and "3" above then becomes: fe80::207:40ff:0:340e (only the first null sets zero digits are abbreviated as "::") -or- fe80:0:0:0:207:40ff::340e (only the last null set before "340e"...
  • Page 106 Transfer Rate Sets the speed for USB data transmission. [Full Speed or Auto Change] Vendor ID Sets the vendor ID: Initial Setting: 0x05A Ricoh Company [0x0000 to 0xFFFF/1] (DFU) Product ID Sets the product ID. [0x0000 to 0xFFFF/1] (DFU) Device Release No.
  • Page 107 Printer Engine Service Mode Determines the time interval between retries before the machine returns to standby after an error occurs during an 5845 003 Retry Interval image transfer with the delivery scanner or SMTP server. [60 to 900/300/1] Determines the number of retries before the machine returns to standby after an error occurs during an image transfer with 5845 004 No.
  • Page 108 5. Service Tables Clears everything (including users codes) in the directory information managed by UCS. However, the accounts and passwords of the system administrators are not deleted. Search Option This SP uses bit switches to set up the fuzzy search options for the UCS local address book.
  • Page 109 Printer Engine Service Mode • This SP is enabled only after the system administrator has set up a group password policy to control access to the address book. Complexity Opt 3 Use this SP to set the conditions for password entry to access the local address book. Specifically, this SP limits the password entry to numbers and defines the length of the 5846 064 password.
  • Page 110 5. Service Tables [0 to 0xFFFFFFFF/0/1] IntervalTime DFU 5848 216 [1 to 100/1/1] Timing DFU [0 to 2/0/1] 5848 217 0: Transmission off 1: Transmission 1 by 1 2: Periodic transmission Installation Date 5849 Displays or prints the installation date of the machine. Determines whether the installation date is printed on the printout for the total counter.
  • Page 111 Printer Engine Service Mode 0: OFF 1: ON Save to SD 5857 006 Saves the debug log of the input SC number in memory to SD card. Erase SD Log Erases all debug logs on the SD Card. If the card contains only debugging files generated 5857 012 by an event specified by SP5858, the files are erased when SP5857 010 or 011 is executed.
  • Page 112 5. Service Tables 5859 001 Key 1 5859 002 Key 2 5859 003 Key 3 5859 004 Key 4 These SPs allow you to set up to 10 keys for log files for 5859 005 Key 5 functions that use common memory on the controller board. 5859 006 Key 6 [-9999999 to 9999999/0/1]...
  • Page 113 Printer Engine Service Mode 5860 SMTP/POP3/IMAP When using POP before SMTP, this SP mode determines the maximum wait time between POP authentication and connection with SMTP. Communication stops if this time 5860 008 POP to SMTP Wait is exceeded. [0-3000/300] This SP specifies POP3 protocol or switches off receiving.
  • Page 114 5. Service Tables 5860 SMTP/POP3/IMAP 2: Stores only mail that generated errors during receiving ParMail RectOut [1 to 168/72/1] 5860 020 Sets the amount of time to wait before saving a mail that breaks up during reception. The received mail is discarded if the remaining portion of the mail is not received during this prescribed time.
  • Page 115 Printer Engine Service Mode This SP controls operation of the email notification function. Disables and re-enables the email notification feature. [0to1/0/1] 5866 001 E-Mail Validity 0: Enable 1: Disable Disables and re-enables the addition of a date field to the email notification.
  • Page 116 5. Service Tables 5873 001 MoveExec Executes the move from one SD card to another. 5873 002 UndoExec This is an undo function. It cancels the previous execution. Option Setup Data Overwrite Security (DOS) Setup 5878 Press [#Enter] to initialize the Data Overwrite Security option. ROM update 5886 The setting of this SP allows or prohibits updating the ROM.
  • Page 117 Printer Engine Service Mode Meter Charge Switches the meter-click charge mode on and off. [No], [Yes] Important: Turn the main switch off/on after changing this setting. No: Meter charge mode disabled (default). This setting is for machines were the operator is responsible for replacing the AIO and the Maintenance Kit.

  • Page 118: Sp7-Xxx: Data Log

    5. Service Tables • The setting of SP5930 003 is ignored unless SP5930 001 is set to "Yes". • In order for the OPC alerts to display (near-end, end of service life) for the AIO, both SP5930 001 and SP5930 003 must be set to "Yes". 5990 SP Print Mode 5990 001...
  • Page 119 Printer Engine Service Mode 7403 005 Latest 4 7403 006 Latest 5 7403 007 Latest 6 7403 008 Latest 7 7403 009 Latest 8 7403 010 Latest 9 Displays the total number of jams. 7502 Total Jam Display range: 0000 to 9999 Jam Location Displays the total number of jams by location.
  • Page 120 5. Service Tables Off-Duplx Exit On- Duplx Exit Off-Dup Inverter On- Dup Inverter Off-Duplex Exit On- Duplex Exit 7506 Paper Size 7506 006 A5 LEF 7506 044 HLT LEF 7506 133 A4 SEF 7506 134 A5 SEF 7506 142 B5 SEF Displays the total number of jams by paper size 7506 164 LG SEF...
  • Page 121 Printer Engine Service Mode 7507 004 Latest 3 7507 005 Latest 4 7507 006 Latest 5 7507 007 Latest 6 7507 008 Latest 7 7507 009 Latest 8 7507 010 Latest 9 Paper Size Code (hex) Paper Size Code (hex) A4 LEF B4 SEF A5 LEF...
  • Page 122 5. Service Tables Resets the PM counter. To reset, press [#Enter]. 7804 001 Paper 7804 002 Transfer Rol(ler) 7804 003 Paper Feed Rol(ler) 7804 004 Fusing Unit SC/Jam Clear 7807 Resets the SC and jam counters. To reset, press [#Enter]. Note: This SP does not reset the jam history counter: SP7-507 DiagResult 7832...
  • Page 123 Printer Engine Service Mode 7910 151 7910 158 7910 159 PCLXL 7910 180 FONT 7910 181 FONT1 7910 182 FONT2 7910 183 FONT3 7910 200 Factory 7910 202 Net File 7910 204 Printer 7910 209 Test Suite 7910 210 7910 211 Web System 7910 213 SDK1...
  • Page 124 Identification number of the machine (Model Name) 7931 002 Version Cartridge version number Acquires value at "01H" on the AIO ID chip and for the OEM brand displays: 1: Ricoh 7931 003 Brand ID 2: NRG 3: Komachi 4: Fujitsu...
  • Page 125 Printer Engine Service Mode Acquires value at "03H" on the AIO ID chip and displays: 1: DOM (Japan 7931 004 Area ID 2: NA (North America) 3: EU (Europe) 4: Asia Acquires value at "04H" on the AIO ID chip and for the part code number displays: 7931 005 Kind ID...
  • Page 126 5. Service Tables Acquires the value at the AIO ID Chip address "2DH" and displays: 7931 013 Toner End N: Toner near end E: Toner end Acquires the values at the AIO ID Chip addresses "2EH" to "2FH" 7931 014 Refill Flag and displays "RF"...
  • Page 127 Printer Engine Service Mode • Returns a value of "0" if the number stored in the cartridge is not recognized. • This is information on the AIO ID Chip so if the cartridge is not installed, if the AIO is not set properly, or if the front door is open, no value will be displayed because the machine cannot communicate with the AIO.
  • Page 128 5. Service Tables Note: "000000" indicates "Normal". A "1" indicates that a change has occurred for the in the alert status at one or more of the bit positions below. What It Means Toner near-end Toner end Used toner near-end Used toner end OPC service life near-end OPC service life end...
  • Page 129 Printer Engine Service Mode • The counter increments by "1" for every 6 sec. of drum rotation time. • To calculate the actual time in sec., multiply the displayed value by 6. This SP displays the length of the service life that remains for the OPC.
  • Page 130 5. Service Tables • All of the Group 8 SPs are reset with SP5 801 1 Memory All Clear. 8381 T:2-2-01 These SPs count the number of pages printed by the customer. The counter for the application used for storing the pages increments. 8384 P:2-2-01 [0 to 9999999/0/1]...
  • Page 131 Printer Engine Service Mode These SPs count by binding and combine, and n-Up settings the number of pages processed for printing by the printer application. [0 to 9999999/0/1] O: 2-2-05 Total Simplex/Duplex Pages These SPs count by binding and combine, and n-Up settings the number of pages 8427 processed for printing by Other applications [0 to 9999999/0/1]...
  • Page 132 5. Service Tables O: 2-2-07 Total Printed/Paper Size: Other 8447 These SPs count by print paper size the number of pages printed by Other applications. [0 to 9999999/0/1] 844x 1 844x 2 844x 3 844x 4 844x 5 844x 6 844x 7 844x 8 844x 9...
  • Page 133 Printer Engine Service Mode Tray 7 Tray 8 Tray 9 T:2-2-09 Printed Pages/Paper Type [0 to 9999999/0/1] These SPs count by paper type the number pages printed by all applications. • These counters are not the same as the PM counter. The PM counter is based on feed 8461 timing to accurately measure the service life of the feed rollers.
  • Page 134 5. Service Tables [0 to 9999999/0/1] 852x 1 Sort 852x 2 Stack 852x 3 Staple 852x 4 Booklet 852x 5 Z-Fold 852x 6 Punch 852x 7 Other • If stapling is selected for finishing and the stack is too large for stapling, the unstapled pages are still counted.
  • Page 135 Printer Engine Service Mode This SP counts the number of development roller rotations for development. [0 to 9999999/0/1] 3-0-03 Pixel Coverage Ratio 8781 This SP displays the count for the number of toner bottles used. The count is done based on the assumption that one toner bottle yields about 1,000 printed pages.
  • Page 136 5. Service Tables 3-3-06 Toner Coverage 31 -% This SP counts the number of prints that had a percentage of black dot coverage in the range 8881 above 31%. [0 to 9999999] 8891 3-2-07 Coverage Display (Current) 8901 3-2-08 Coverage Display (Previous) 8911 3-2-09 Coverage Display (Before Previous)
  • Page 137 Printer Engine Service Mode 8941 006 Total down time due to SC errors. 8941 007 PrtJam Total down time due to paper jams during printing. 8941 008 OrgJam Total down time due to original paper jams. 8941 009 PM Unit End Total down time due to toner end.

  • Page 138: Firmware Update

    5. Service Tables Firmware Update • Never turn off the machine while downloading the firmware. Type Of Firmware The table lists the firmware programs used by the machine. All programs can fit on one SD card. Program What It Updates Engine Printer engine control Network DocBox...

  • Page 139: Network Connection

    Firmware Update Upload/Download In this service manual, "upload" and "download" have these meanings: • Upload: Copying data from the printer to the SD card • Download: Copying data from the SD card to the printer Network Connection A print job sent to the machine during firmware update will interrupt the procedure. Before you start the firmware update procedure tell the operator: •...
  • Page 140 5. Service Tables • The first selection "Engine" will appear about 1 min. after switching the power on. 6. Scroll to the program to upgrade, then press [#Enter]. 7. Press the [Online] to start the upgrade. You will see a series of messages. If you selected "Engine", for example", you would see: ROM Update *****************...

  • Page 141: Nvram Data Upload/Download

    NVRAM Data Upload/Download NVRAM Data Upload/Download Uploading NVRAM Data Follow this procedure to upload the NVRAM data to an SD card. • If the NVRAM data cannot be uploaded successfully before NVRAM replacement, you must manually input the required settings after the NVRAM has been replaced. For this reason, you should always print an SMC report before NVRAM replacement.

  • Page 142: Downloading Nvram Data

    5. Service Tables 9. Push [#Enter]. 10. You will see "Processing". Then when you see "result=OK" the NVRAM data has been uploaded successfully. This procedure creates an NVRAM folder on the SD card with one file that holds the NVRAM data. The file name is the serial number and the file extension is *.nv.
  • Page 143 NVRAM Data Upload/Download 3. Remove the SD card slot cover. 4. Insert the SD card into Slot 1. 5. Turn on the main power switch. 6. Enter the SP mode and do SP5825 (NVRAM Download). 7. Push [#Enter]. <NVRAM Download> execute? 8.

  • Page 144: Sd Card Application Move

    5. Service Tables SD Card Application Move Overview The service program "SD Card Appli Move" (SP5873) moves application programs from one SD card to another. Obey these precautions during the SD Card Appli move procedure: • The authentication data is moved with the application program from an SD card to the other SD card. Authentication fails if you try to use the SD card after you move the application program from this card to another SD card.

  • Page 145: Undo Exec

    SD Card Application Move 2. Remove the SD card slot cover. 3. Insert the original SD card with the application in Slot 1. 4. Insert the SD card to receive the application in Slot 2. 5. Turn on the main power switch. 6.
  • Page 146 5. Service Tables 2. Remove the SD card slot cover. 3. Insert the SD card that currently holds the application in Slot 2. 4. Insert the original SD card to receive the restored application in Slot 1. 5. Turn on the main power switch. 6.

  • Page 147: Controller Self Test At Power-On

    Controller Self Test at Power-On Controller Self Test at Power-On There are two types of self-diagnostics for the controller: • Power-on self-diagnostics: The machine automatically starts the self-diagnostics just after the power has been turned on. • SC detection: The machine automatically detects SC conditions at power-on or during operation. The following flowchart shows flow of the power-on self-diagnostic test.

  • Page 148: Menu Mode

    5. Service Tables Menu Mode There are two menu modes: • User menu mode • System administrator menu mode To enter and use the user menu mode: 1. Press [Menu] 2. Press [] or [] to scroll through the menu listing. 3.
  • Page 149 Menu Mode 1st Level 2nd Level Locked Print Print One File Print All Files Delete One File Del. All Files Error File(s) Hold Print Print One File Print All Files Delete One File Del. All Files Error File(s) Stored Print Print One File Print All Files Delete One File...
  • Page 150 5. Service Tables 1st Level 2nd Level PCL Config. Page PS Config. Page PDF Config. Page Hex Dump Maintenance Image Density Registration Curl Prevention Del. All Temp Del. All Stored HD Format Date/Time [Network Security] Key Repeat Panel Key Sound Warm-Up Beeper [Menu Protect] [List Print Lock]...
  • Page 151 Menu Mode 1st Level 2nd Level Memory Overflow Copies Printer Lang Sub Paper Size Page Size Edge-Edge Print Def. Print Lang. Blank Pages Rotate 180 Deg. Energy Saver Auto Reset Time Auto Del. Temp Auto Del. Stored Memory Usage Unit of Measure Edge Smoothing Toner Saving Spool Printing...
  • Page 152 5. Service Tables 1st Level 2nd Level [USB Speed] Fixed USB Port PCL Menu Orientation Form Lines Font Source Font Number Point Size Font Pitch Symbol Set Courier Font Ext. A4 Width Append CR to LF Resolution PS Menu Data Format Resolution PDF Menu PDF: Change PW...

  • Page 153: Controller Board Dip Switches

    Controller Board DIP Switches Controller Board DIP Switches The controller board DIP switches must always be set as shown below. Controller Board Default DIP SW Settings DIP SW Setting • Do not change these settings.
  • Page 154 5. Service Tables...

  • Page 155: Details

    6. Details Overview Mechanical Component Layout 1. Laser unit 9. Registration roller 2. Cartridge (AIO-type) 10. Transfer roller 3. Charge roller 11. Drum 4. Development roller 12. Pressure roller 5. By-pass feed tray 13. Hot roller 6. By-pass feed roller 14.

  • Page 156: Paper Path

    6. Details Paper Path [A] Optional duplex unit [B] Standard paper tray unit [C] Optional paper tray unit...

  • Page 157: Board Structure

    Board Structure Board Structure Block Diagram The engine board controls all the mechanical components. The printer controller board connects to the engine board through a PCI bus. • The IEEE 802.11b Interface Unit (G813/B874) and Gigabit Ethernet Board (G874) cannot be installed at the same time.

  • Page 158: Controller Board

    6. Details Controller Board...
  • Page 159 Board Structure The controller controls all applications. Optional features can be added by inserting application an SD card into the controller SD slot. ASIC. Contains the dedicated GW controller chips of the shared resources (the CPU, memory, and HDD hardware) for the copying and printing functions. •...

  • Page 160: Printing Process

    6. Details Printing Process Overview 1. Drum Charge: The charge roller gives the drum a negative charge. 2. Laser Exposure: A laser beam writes the print data on the drum. 3. Development: The development roller moves toner to the latent image on the drum surface. 4.

  • Page 161: Laser Exposure

    Printing Process Laser Exposure Overview 1. LD unit 7. Synchronization detector 2. Laser shutter 8. Toroidal lens 3. Shield glass 9. 1st mirror 4. Polygon mirror 10. 2nd mirror 5. F-Theta lens 11. Detector mirror 6. Drum • Synchronization detector: The 1st mirror, 2nd mirror, and the detector mirror reflect the beam from the LD unit to the synchronization detector.

  • Page 162: Automatic Power Control (Apc)

    6. Details After you replace the LD unit, adjust its position (see Replacement and Adjustment). The thermistor next to the laser unit (not shown) checks the temperature inside the machine. The machine automatically corrects the charge roller and transfer voltages for this temperature. Automatic Power Control (APC) The LD control IC on the engine board automatically controls power for the laser diodes.

  • Page 163: Ld Safety Mechanisms

    Printing Process LD Safety Mechanisms Laser Safety Switch There are safety switches on the front and rear covers. These switches stop the laser while the cover is open. If the user opens one of these covers, the +5VLD power to the laser diodes is stopped.

  • Page 164: Cartridge Overview

    6. Details Laser Shutter The laser shutter [A] is for back-up safety. If the switches do not work, the +5VLD power gets to the laser diodes if the cover is open. The laser shutter cuts the laser beam when the front cover is open. Cartridge Overview 1.

  • Page 165: Drum Charge

    Printing Process 5. Development roller 10. Cleaning blade This type of cartridge is known as the “All-in One” (AIO) cartridge. Drum Charge [A] Charge roller [B] Cleaning pad The charge roller [A] gives the drum surface a negative charge of approximately –900 V. The cleaning pad [B] touches the charge roller to clean the surface.

  • Page 166: Development

    6. Details Development Toner Supply and Development 1. Toner tank 5. Drum 2. Agitator 6. Doctor blade 3. Pre-doctor blade 7. Reverse roller 4. Development roller 8. Developer tank Toner Supply The agitator [2] mixes toner and sends it to the development roller. Development Unit This machine uses a one-roller development system.

  • Page 167: Toner Density Control

    Printing Process Toner Density Control More toner is fed when the toner Less toner is fed when the toner coating coating on the development roller on the development roller is thick is thin [A]: Pre-doctor blade [B]: Doctor blade [C]: Circulation of developer A mixture of toner and developer circulates at the pre-doctor blade [A].

  • Page 168: Toner End Detection

    6. Details Toner transfers from the development roller to the areas on the drum that were exposed to the laser. Toner End Detection Overview This machine uses two methods to detect toner near-end and toner end: • A toner-end sensor, mounted below the print cartridge, monitors the level of the toner in the cartridge. •...

  • Page 169: Main Motor Rotation Count

    Printing Process After toner near-end, the machine can print approximately 200 additional pages. At this time, the “Replace Printer Cartridge Soon” message appears. After the additional pages have printed, printing stops and then the “Replace Printer Cartridge” message remains in the display. •...
  • Page 170 Why is this feature disabled? Ricoh does not support the practice of refilling old AIOs with fresh toner, so the feature is disabled by default. But if field service stations know that this practice occurs in their region, or they know a customer who is doing this, then they can enable the feature.
  • Page 171 This condition will occur if an old AIO is refilled with toner. The grey area "Ready". in the diagram is marked ‘out of guaranteed range’ because Ricoh cannot guarantee the operation of the machine if an old AIO is refilled with toner.
  • Page 172 6. Details 1. Previous Running Time 2. Previous Number of Alerts 3. Previous AIO Type (Accessory or 15 K) 4. Present Running Time 5. Present Number of Alerts 6. Present AIO Type (Accessory or 15 K) 7. Running Time When AIO Replaced 8.

  • Page 173: Paper Feed

    Paper Feed Paper Feed Overview 1. Registration Roller 6. Friction pad 2. Relay Roller 7. Feed roller 3. By-pass feed roller 8. Paper tray 4. By-pass friction pad 9. Remaining paper sensors (1 and 2) 5. Paper end sensor Paper Tray Paper Feed System: Feed roller and friction pad Paper Lift Mechanism:...

  • Page 174: Paper Tray

    6. Details Paper Detection: By-pass tray paper sensor Paper Size Detection: None Tray Capacity: 100 sheets Paper Tray Tray Extension The user can extend the tray manually to hold paper longer than A4/Letter size. To use longer paper: • Release the two locks [A] •...

  • Page 175: Paper Lift

    Paper Feed Paper Lift When the user puts the tray [A] in the machine, the bottom plate [B] lifts as follows. • The slopes on the guide blocks [C] on the machine lift the tray arms [D] up. • The springs [E] between the tray arms and bottom plates lift the plate. •...

  • Page 176: Paper Size Detection

    6. Details 7. Feed roller 9. Remaining paper sensors (1 and 2) 8. Paper tray The friction pad cannot be adjusted. The machine makes a paper buckle at the registration roller to correct paper skew. The paper buckle can be adjusted with engine SP 1003. Paper Size Detection [A] Paper size switch [B] Paper size dial...

  • Page 177: Paper End Detection

    Paper Feed Size HLT SEF Paper End Detection When there is no paper in the tray, the feeler [A] falls into the cutout in the bottom plate, and the paper end sensor comes on.

  • Page 178: Remaining Paper Detection

    6. Details Remaining Paper Detection Remaining paper is detected by the combination of the remaining paper sensor signals. The signals from the sensors indicate whether there are 500, 450, 250, or 50 sheets remaining. [A] Remaining paper sensor 1 [B] Remaining paper sensor 2 Amount of paper Rem.

  • Page 179: By-Pass Tray

    Paper Feed By-pass tray The by-pass paper sensor [A] detects when paper is placed on the tray. The CPU energizes the by-pass clutch [B]. Then the by-pass feed roller [C] starts to feed paper to the registration roller [D] through the relay roller [E]. The by-pass feed roller shaft has two cams .

  • Page 180: Image Fusing And Paper Exit

    6. Details Image Fusing and Paper Exit Overview 1. Paper exit roller 2. Hot roller strippers 3. Thermostat 4. Thermistor 5. Fusing lamp 6. Hot roller 7. Fusing pressure roller 8. Pressure spring 9. Fusing exit roller 10. Paper exit sensor...

  • Page 181: Fusing Drive

    Image Fusing and Paper Exit Fusing Drive The main motor [A] drives the fusing unit through a gear train. Fusing Entrance and Guide Shaft The entrance guide [A] is adjustable for paper thickness to prevent creasing. If creasing occurs frequently in the fusing unit, remove all screws ( ) and slide the entrance guide to the right.

  • Page 182: Pressure Roller

    6. Details Pressure Roller To change the applied pressure (for example, if the customer complains of insufficient fusing), adjust the position of the pressure springs [B]. The factory setting for the spring position is at the top (minimum pressure). The envelope lever [A] is used by the operator to adjust the size of the gap between the pressure roller and hot roller.

  • Page 183: New Fusing Unit Detection

    Image Fusing and Paper Exit New Fusing Unit Detection There are two types of fusing unit: Service part, and Maintenance Kit part. Only the fusing unit in the maintenance kit has the detection mechanism. In the maintenance kit fusing unit, the looped wire on the fusing unit connector contains a fuse [A]. When power is switched on after installing a new fusing unit, the engine board detects the fusing unit through the looped wire.

  • Page 184: Fusing Temperature Control

    6. Details Fusing Temperature Control When the main switch turns on, the CPU turns on the fusing lamp using the soft start process. (The soft start process prevents the room lights from flickering.) The lamp stays on until the thermistor detects the standby temperature.

  • Page 185: Overheat Protection

    Image Fusing and Paper Exit Condition Temperature ( Env. Feeder Postcard Bypass Thick Bypass >15 Plain, OHP Bypass Env. Bypass, Env. Feeder Postcard Bypass Thick Bypass Overheat Protection If the hot roller temperature becomes greater than 245 °C, the CPU cuts off the power to the fusing lamp. At this time, SC543 will be generated.

  • Page 186: Paper Exit

    6. Details Paper Exit [A] Paper overflow detection sensor [B] Paper exit sensor When the paper overflow detection sensor [A] is activated, the machine detects that the paper stack height has exceeded a certain limit and stops printing. The paper exit sensor [B] detects paper misfeeds. Energy Saver Mode When the machine is not being used, the energy saver feature reduces power consumption by switching off the fusing lamp.
  • Page 187 Image Fusing and Paper Exit • Any operation panel keys pressed...

  • Page 188: Controller Functions

    6. Details Controller Functions Meter-charge Counter Display When meter charge mode is switched on with SP5930-001, the meter-charge counter menu is the first item shown on the user menu: Menu: Counter (The “Sample Print” menu appears first when the meter-charge mode is switched off.) PM Warning Display When meter charge mode is switched on with SP5930, “Replace Maintenance Kit”...

  • Page 189: Specifications

    7. Specifications Basic Specifications General Specifications Type Desktop Laser beam scanning & Electro photographic printing and Dual-component toner Technology development • 8 keys, 4 LEDs Operation Panel • 2-line display (2 lines x 16 characters/line) Resolution (dpi ) 1,200 x 600 dpi, 600 x 600 dpi, 300 x 300 dpi P1b/P1L 31 ppm, P1c 36 ppm (plain paper, A4/LT SEF) Printing Speed Note: 31 ppm/36 ppm applies to both simplex and duplex printing.
  • Page 190 7. Specifications 15.5 kg / 34.2 lb. (without AIO) Std Tray 500 sheets (75g/m , 20 lb.) Standard Bypass tray 100 sheets (75g/m , 20 lb.) Input capacity Op. Paper Tray 500 sheets x 2 (75g/m , 20lb) 1600 sheets (75g/m , 20 lb.) Standard Tray Face Output capacity...

  • Page 191: External Options

    Basic Specifications 2) The condition is standard temperature and humidity. 3) This yield number may change depending on the circumstances and printing conditions. 5 min (default) Environment Energy Star Mode Selectable: 1, 5, 15, 30, 45, 60, Off US: UL60950, CUL Safety Standard EU: CE Marking, TUV(EN60950), ICE60950 US: Energy Star...

  • Page 192: Paper Sizes

    7. Specifications Dimensions (w x d x h) 534 × 464 × 180 mm, 2.1 x 1.83 x 0.71 in. Weight 1.7 kg or less, 3.75 lb or less Duplex Unit (G893) Paper Size A4 SEF-A5 SEF, LG SEF-A5 SEF Paper Weight 64-105g/m , 17-28 lb.
  • Page 193 Basic Specifications 8” x 13” Foolscap 8 1/2” x 13” Folio 8 1/4” x 13” Envelope Std. Opt. Type Orient Size Bypass Env. Feed Dup. Tray Tray Com10 4 1/8” x 9 ½” Monarch 3 7/8” x 7 ½” 114 x 162 mm 162 x 229 mm DL Env 110 x 220 mm...
  • Page 194 7. Specifications • The printable area may vary depending on paper size, printer language and printer driver settings. Envelopes...

  • Page 195: Operating Environment

    Basic Specifications Operating Environment North America: 120 V, 60 Hz Power Source Europe: 220-240 V, 50/60 Hz North America Main Unit Full System Maximum 930 W or less 960 W or less Power Consumption (North America) Printing 630 W or less 630 W or less Energy Saver 4.5 W or less...

  • Page 196: Operation Panel Led Specifications

    7. Specifications Operation Panel LED Specifications Color Appearance Meaning Power off or in Energy Saver mode Power Green Flashing Warming up Power on and not in Energy Saver mode No data Data being received or processed or the printer is Data In Green Flashing...

  • Page 197: Controller Specifications

    Controller Specifications Controller Specifications...

  • Page 198: Controller Board

    7. Specifications Controller Board...

  • Page 199: Printing Functions

    Controller Specifications 1. SDRAM DIMM I/F 2. Engine I/F 3. PCI Option 4. HDD I/F 5. IEEE1284 I/F 6. SD Card I/F (Slots x2) 7. USB I/F 8. LAN I/F Printing Functions Job Spool Adjustment Registration Adjustment Image Density * With HDD Printer Drivers PostScript3 Windows...
  • Page 200 7. Specifications Collate Layout (N-up) Poster Duplex Booklet1 Booklet2 (Magazine) Non-Reduction Booklet Punch Staple Front Cover Sheet Front and Back Cover Sheets Slip Sheet Chaptering (Page Layout) Chaptering (Single Page Insert) Chaptering (Page Block Insert) User Defined Pages Tab Stock Printing Mirror Image Print Negative Image Print Dithering...

  • Page 201: Supported Environments

    Controller Specifications Form Overlay Header/Footer Adjust image position Binding Margins User ID User Code Rotate Print Reverse Order Print Do not print Blank pages Edge to Edge Print Y*3: After Mac OSX10.2 Supported Environments Windows Environments Windows OS Type PCL5e PCL6 RPCS Win 9x/Me...

  • Page 202: Mac Os Environments

    7. Specifications Professional x64 Ed. Yes* Yes* Yes * Yes * Home Ed. Yes * Yes * Win Server Standard Yes * 2003/2003R2 Enterprise Yes * Datacenter Ed. Yes * Standard x64 Ed. Yes* Yes* Yes* Yes * Enterprise x64 Ed. Yes* Yes* Yes*...

  • Page 203: Unix Environment

    Controller Specifications Notes Mac OS X v.10.0.X is not supported. Plug-in function for "Sample Print", "Locked Print" and "User Code" is supported from Mac OS X 10.2 and later. Mac OS X v.10.2.0 is not supported. UNIX Environment Supported Platforms Network Installation Device Option Support* Sun Solaris...

  • Page 204: Sap R/3 Environment

    7. Specifications SAP R/3 Environment 3.x or later (4.x = Supported, 3.x, 6.x = R/3 version Compatible) Platform Independent Supported PCL5e environment Latin 1(Western European), Latin 2 (Eastern Character Set European) Localization English only i.e: Input/Output Bin, Duplex, Stapling, Punching, Resolution, Collation, Supported features EconoMode/TonerSaving, Smoothing, Page Protect, Auto Tray Change/Opt Tray select...

  • Page 205: Supported Utilities

    Controller Specifications IEEE 1284 Interface (Standard) Data Transmission Speed Compatible/Nibble/Byte/ECP mode Windows 9x/ Me/ NT4.0/ 2000 /XP /Server2003, Supported OS Mac OS Distance between devices 2.5m Wireless LAN Interface (Option) Data Transmission Speed 11 Mbps, 5.5 Mbps, 2 Mbps, 1 Mbps Protocol TCP/IP, IPX/SPX, SMB, AppleTalk Supported OS...

  • Page 206: Optional Utilties

    7. Specifications DeskTopBinderLite –SmartDeviceMonitor for Client Font Manager 2000 WebImageMonitor (embedded web server) *1Mac OS X v.10.0.x is not supported. *2Mac OS X v.10.2.0 is not supported Optional Utilties Utility Name Supported? DeskTopBinder Professional Web Smart Device Monitor...

  • Page 207: Machine Configuration

    Machine Configuration Machine Configuration System Components All the options listed below can be installed by the customer, except the Data Overwrite Security Unit. Main Mainframe (31 ppm) G176 S-P1b/P1L: 31 ppm Mainframe (36 ppm) G177 S-P1c: 36 ppm Options Paper Feed Unit TK1030 G894 1 or 2 trays can be installed.
  • Page 208 7. Specifications IEEE 802.11b Interface Unit Type I G874 Gigabit Ethernet Board Type A G874 VM Card Type D G874 Data Storage Card Type A G874 Data Overwrite Security Unit Type E G874 Must be installed by a technician.
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