Ricoh FACSIMILE FAX77 Field Service Manual
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Ricoh FACSIMILE FAX77 Field Service Manual

Ricoh FACSIMILE FAX77 Field Service Manual

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RICOH
FACSIMILE
RICOH FAX77/80/85
FIELD SERVICE MANUAL

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  • Page 1 RICOH FACSIMILE RICOH FAX77/80/85 FIELD SERVICE MANUAL...

  • Page 2: Table Of Contents

    CONTENTS SECTION 2. PROGRAMMING, TESTING, SECTION 1. INSTALLATION AND PRINTING REPORTS 1-1. Specifications ... 1-1 1-2. Features ....1-4 2-1.
  • Page 3 2-4. Test Mode ... . . 2-23 3-2-6. Xenon Lamp Driver ..3-12 1. Entering and Exiting Test Mode ..2-23 3-2-7.
  • Page 4 1. Scanner ....5-26 2. Printer ....5-27 SECTION 6. RICOH MEMORY OPTION TYPE 85 6-1.

  • Page 5: Section 1. Installation

    SECTION 1 INSTALLATION...
  • Page 6 SECTION 1. INSTALLATION 1-1. Specifications ... 1-1 1-2. Features ....1-4 1-3. Installation Requirements ..1-13 1-3-1.

  • Page 7: Specifications

    1-1. Specifications Type Desktop transceiver Circuit PSTN, PABX Connection Direct couple Document size Length: 105 - 600 mm [4.13 - 23.6 ins] Up to 14 m [46 ft] after bit switch adjustment Width: 148 - 216 mm [5.8 - 8.5 ins] Thickness: 0.05 to 0.15 mm [2 to 6 mils] Automatic feed, face down...
  • Page 8 Memory capacity ECM: FAX77 - Nothing FAX80/85 - 128 kbytes (double buffer) SAF: FAX77 - Nothing FAX80 - 128 kbytes, shared with ECM FAX85 - 0.5 Mbyte (Optional: FAX85 - extra 0.5 M SAF) Compression FAX77 - MH, MR FAX80/85 - MH, MR, EFC, MMR (only for storage in SAF memory) Modulation V.29, V.27ter, V.21, AM-PM-VSB, QAM Protocol...
  • Page 9 Maximum printer resolution Main scan - 8 dots/mm [203 lpi] Sub scan - 15.4 lines/mm [392 lpi] Power supply 220 - 240V; 50 Hz Power consumption (W) CCITT #1 chart 50% black chart (excluding options) Standby: 23 +/- 5 W 23 +/- 5 W Transmit: 40 +/- 5 W...

  • Page 10: Features

    1-2. Features Equipment Machine Default FAX77 FAX80 FAX85 FAX77 FAX80 FAX85 Built-in handset Connection for external tel. Telephone set Cabinet o = Used ADF (capacity using 55 kg paper) x = Not used Manual feed for thick originals Monitor speaker Microphone Speakerphone Stamp...
  • Page 11 Video Processing Features Machine Default FAX77 FAX80 FAX85 FAX77 FAX80 FAX85 Contrast (Light, Normal, Dark) Resolution (Std, Dtl, Fine) Halftone MTF (selectable by service) Reduction Smoothing - 8 x 3.85 to 8 x 7.7 - 8 x 7.7 to 8 x 15.4 Not used in W.
  • Page 12 Communication Features - Machine Default User Selectable FAX77 FAX80 FAX85 FAX77 FAX80 FAX85 Auto/Manual reception Auto Auto Auto Auto dialling (pulse or DTMF) On hook dial Speed Dial Quick Dial Keys Keystroke programs (See Note 1) Groups - max no of addresses/group - max no of full tel nos in all groups Alternative destination Department code...
  • Page 13 Communication Features - Machine Default Service Selectable FAX77 FAX80 FAX85 FAX77 FAX80 FAX85 Page retransmission Closed network MV1200 compatibility Short preamble Well log (tx and rx) Tx - No Rx - Yes Protection against bad connections (W. Ger = X) PSTN access through PBX Polling ID code security EFC disabling option...
  • Page 14 Special Communication Features Machine Default (Continued) FAX77 FAX80 FAX85 FAX77 FAX80 FAX85 Confidential Transmission Not used in W. Germany - immediate - send later - broadcasting - remote password override Transfer Request Not used in W. Germany - max no of broadcasters - max no of end receivers - time designatable Action as a Transfer Broadcaster...
  • Page 15 Other Features Machine Default FAX77 FAX80 FAX85 FAX77 FAX80 FAX85 Multicopy: max 9 copies/original Copy mode Printing out a memory file Reports - Automatic Machine Default FAX77 FAX80 FAX85 FAX77 FAX80 FAX85 Jorrnal (optional) Transmission Report (optional) (Off in Asia) Error Report (optioal) Transfer Result Report Polling FiIe List (optional)
  • Page 16 Reports - User Machine Default FAX77 FAX80 FAX85 FAX77 FAX80 FAX85 Journal Telephone List (includes Group List) Polling File List SAF File List Authorized Reception List Program List Reports - Service Machine Default FAX77 FAX80 FAX85 FAX77 FAX80 FAX85 Auto Service Call System Report Memory Dump Servie Report...
  • Page 17 Programming - User Machine Default FAX77 FAX80 FAX85 FAX77 FAX80 FAX85 Clock Auto/Manual Receive setting Auto Auto Auto Tx/Rx page, sheet feed counter display Batch number, department code on/off Speaker volume adjustment Voice Message recording, playback, on/off x Transmission Report on/off On (Off in Asia) Quick Dial/Group programming Polling ID code...
  • Page 18 Service Mode and System Tests Machine Default FAX77 FAX80 FAX85 FAX77 FAX80 FAX85 LCD brightness (by RAM address) Dedicated Tx Parameters Printout of all memory files Bit switches RAM rewriting - to local fax only Error code display Thermal head parameters Serial number programming NCU parameters Modem/DTMF tone tests...

  • Page 19: Installation Requirements

    1-3. Installation Requirements 1-3-1. Environment Temperature range: 17 to 28 degrees C [63 to 82 degrees F] Humidity range: 30 to 85 %Rh - no condensation Ventilation: Room air should turn over at least three times per hour Avoid placing the machine where it will be exposed to corrosive gases.9 Place the machine on a strong and level base.

  • Page 20: Minimum Space Requirements

    1-3-2. Minimum Space Requirements 1-14...

  • Page 21: Power Requirements

    1-3-3. Power Requirements Voltage • 220 - 240 V, 50 Hz, capable of supplying more than 10 A. Power Outlet • Must be properly grounded • If possible, do not connect other equipment to the same outlet. • Insert the plug securely. 1-15...

  • Page 22: Accessory Check List

    1-4. Accessory Check List 1. Copy Tray 2. Document Tray 3. Sub Document Table 4. Thermal Paper (30 m) 5. Allen Key 6. Allen Screws (2 pcs) 7. Operation Manual 8. Quick Reference Guide 9. Quick Dial Labels 10. NECR 11.

  • Page 23: Installation Procedure

    1-5. Installation Procedure 1. Attach the copy tray [1]. 2. Attach the document tray [2]. 1-17...
  • Page 24 3. Install the thermal paper roll. i) Open the printer. ii) Remove the protective paper [3] from the ther- mal head. iii) Install the roll. iv) Pull out the leading edge about 8 ins and feed it between the guid plates [4] under the green line.

  • Page 25: Initial Programming

    1-6. Initial Programming 1. Date and Time - Function 50 Make sure that the machine is in standby mode. Press Function, enter 50, then press Yes. Type the date at the keypad. Change the month. Example: Change JAN to MAY. Press # four times.

  • Page 26: Rti, Ttl, And Csi - Functions 63, 64, And

    3. RTI, TTl, and CSI - Functions 63, 64, and 65 These three labels identify your terminal at the other end. RTI (Remote Terminal Identification): This is displayed on the operation panel at the other end during com- munication. TTl (Transmit Terminal Identification): This printed at the other end on the top of each page that you send. CSI (Called Subscriber Identification): This is used instead of the RTI during communication with another maker’s machine.
  • Page 27 - FAX80/85 - Letters - Quick Dial keys Numbers - Ten-key pad ’.’ (Period) - Quick Dial 27 ’-’ - Quick Dial 28 Space - Quick Dial 29 Symbols and punctuation - Press # consecutively until the required symbol appears. Press * if you go past the required symbol.

  • Page 28: Polling Id Code - Function 62

    - TTI (Function 64) - 1. Make sure that the machine is in standby mode. 2. Press Function, enter 64, and press Yes. 3. Type in the TTl in the same way as the RTI. Note: The TTl can have up to 32 characters. - CSI (Function 65) - 1.

  • Page 29: Fax Terminal's Telephone Number - Function 80

    5. Fax Terminal’s Telephone Number - Function 80 This must be programmed for Transfer Request to work. 1. Make sure that the machine is in standby mode. 2. Press Function, enter 80, and press Yes. 3. Type in the fax terminal’s telephone number at the keypad in the following order. i) International dial access code ii) Country code iii) Area code...

  • Page 30: Section 2. Programming, Testing

    SECTION 2 PROGRAMMING, TESTING,...
  • Page 31 SECTION 2. PROGRAMMING, TESTING, AND PRINTING REPORTS 2-1. Operation Panel ..2-1 4. Xenon Lamp Lighting ..2-25 2-2. User Level Programming ..2-5 5.

  • Page 32: Operation Panel

    2-1. Operation Panel - FAX77 -...
  • Page 34 1. Character Display 8. Voice Message Indicator (FAX80/85 only) Displays prompts, warnings, and selected modes. This is lit when voice message has been switched on. 2. Function Key 9. Replace Paper Indicator Press this key to use one of the functions on the func- Blinks when the paper roll is almost empty and remains lit when it is empty.
  • Page 35 22. Clear Key 16. Quick Dial Keys This is used during programming to shift the cursor You can program each of these keys to dial a num- ber, or enter a set of numbers and features, with just or to clear the last character entered, depending on the mode in use.

  • Page 36: User Level Programming

    2-2. User Level Programming 1. Function List To select a function, press the Function key, then enter the number at the ten key pad, then press Yes. Function Details 50 Clock adjustment See page 1-19 for full details. Tx/Rx page counter Tx/Rx pages only.
  • Page 37 Function Details Authorized reception on/off Authorized reception restricts the machines that can send fax messages to this machine. The acceptable senders are programmed using Function 85. This is a good way to prevent junk fax mail. Press 1 to turn it on, or 2 to turn it off.
  • Page 38 Function Details Programming the Polling ID See page 1-21 for details. Programming the RTI See page 1-20 for details. Programming the TTl See page 1-20 for details. Programming the CSI See page 1-21 for details. In Italy and W. Germany, this is a service function.
  • Page 39 Function Details Printing the Journal Press Copy to print information on recent com- munications made by the machine. Printing the Telephone Lists There are three lists: Quick Dial, Speed Dial, and Group Dial. Press Yes or No when the name of each list is displayed.
  • Page 40 Press Yes to store the RTI/CSl. Up to 30 terminals can be stored. For non-Ricoh terminals, the CSI must be stored; for Ricoh terminals, the RTI must be stored. See the Journal for the correct RTI or CSI to store.

  • Page 41: Others

    2. Others 1. Keystroke Programs To store a program, do the following. Place a document in the feeder (unless you are programming a polling reception program). Select all required features (such as Confidential), and remote terminal numbers as normal. Press the Quick Dial key that you wish to store the program in. Do not press a key that already has a num- ber or program stored in it.
  • Page 42 - Playing Back a Voice Message - Press Voice Message. Then press 2 then Start. - Switching Voice Message On/Off - Press Voice Message, then 3. To switch the message on press 1, or to switch it off, press 2. Press Voice Mes- sage to return to standby.

  • Page 43: Service Level Functions

    2-3. Service Level Functions 1. Function List Function Explanation Dedicated Transmission Parameters Destinations programmed as Quick Dial Keys or Speed Dial Codes can be given dedicated parameters (such as tx level) that will override the machine’s settings when sending to that address. Consult technical services before changing any of these settings.
  • Page 44 Function Explanation RAM printout Use this to print a table of RAM address contents. See page 2-19. The most recent 32 error codes can be displayed. Error code display and service report printout The service report lists the most recent 32 error codes and gives information on the 10 most recent communications that experienced errors.

  • Page 45: Entering And Exiting Service Mode

    2. Entering and Exiting Service Mode ENTERING SERVICE MODE 1. Install JP14 on the NCU (this step may not be necessary outside W. Germany). 2. Press 1, 2, 3, *, 0, and # simultaneously. EXITING SERVICE MODE Remove JP14 from the NCU (this step is optional outside W. Germany).

  • Page 46: Dedicated Transmission Parameters - Function 60

    3. Dedicated Transmission Parameters - Function 60 Each fax number programmed as a Quick Dial Key or Speed Dial Code has three tx parameter bytes that can be programmed. The bytes are explained after the procedure. Procedure Enter the service mode. See page 2-13. Press the Function key, enter 60 at the keypad, then press Yes.
  • Page 47 10. Press Yes. 11. Either: To program parameters for another address, go back to step 3. To return to standby, press Function. - Bit Assignment - Byte number 1 Bits 0 and 1 - Initial modem rate Bit 1 0 Rate (bps) Bit 6 - Not used 0 0 9600 0 1 7200...
  • Page 48 Byte number 2 Bit 0 - DIS detection 0: First 1: Second (first DIS is ignored) Bit 1 - ECM transmission 0: Disabled 1: Enabled Bits 2 to 4 - Not used Bits 5 and 6 - Compression methods available, and priority Bit 6 5 Methods 0 0 MH/MR;...

  • Page 49: Bit Switch Programming - Function 90

    4. Printing All Memory Files - Function 75 1. Enter the service mode. See page 2-13. 2. Press the Function key, enter 75, then press Yes. 3. Press #, then Yes. 4. Press Copy. All files in the memory, including confidential messages, will be printed. The memory will not be erased. To clear a confidential file which has an unknown password, you must switch the machine off to clear all files from the memory.

  • Page 50: Ram Data Display And Rewrite - Function

    The settings of bit switch 0 should be displayed. The top line shows the factory settings, and the bottom line shows the current settings. Bit 0 is at the right end of the display, and bit 7 is at the left. Make your changes.

  • Page 51: Printing The System Report - Function

    Type in the data. The machine automatically prevents you from changing non-rewritable areas. Either: See another address; go to step 3. Press Function to return to standby. 7. Printing the System Report - Function 92 1. Enter the service mode. See page 2-13. 2.

  • Page 52: Displaying Error Codes And Printing The Service Report - Function 94

    9. Displaying Error Codes and Printing the Service Report - Function 94 1. Enter the service mode. See page 2-13. 2. Press the Function key, enter 94. 3. Either: To see the error codes on the display, press Yes. Go to step 4. To print the service report, press No.

  • Page 53: Programming The Thermal Head Size And Pulse Width - Function 97

    11. Programming the Thermal Head Size and Pulse Width - Function 97 1. Enter the service mode. See page 2-13. 2. Press the Function key, enter 97, then press Yes. 3. Enter the parameter written on the thermal head. For example, if the label says 0.79 ms, type 079 at the keypad.

  • Page 54: Test Mode

    2-4. Test Mode 1. Entering and Exiting Test Mode ENTERING TEST MODE Do the following procedure. 1. Install NCU jumper JP14 (this may not be necessary outside W. Germany). 2. Press 1, 2, 3, *, 0, and # simultaneously. 3. Press the Function key, enter 96, then press Yes. The following test mode menu is displayed.

  • Page 55: Adf Mechanism Test

    2. ADF Mechanism Test 1. Enter the test mode. See page 2-22. 2. Place a document in the ADF. 3. From the test mode menu, press 1. The document will be fed. 3. DTMF Tone Test Enter the test mode. See page 2-22. From the test mode menu, press 2.

  • Page 56: Xenon Lamp Lighting

    7. Press the key corresponding to the tone you want to test. See below. 1209 Hz - Press 5 697 Hz - Press 1 770 Hz - Press 2 1336 Hz - Press 6 1477 Hz - Press 7 852 Hz - Press 3 941 Hz - Press 4 1633 Hz - Press 8 8.

  • Page 57: Operation Panel Test

    5. Operation Panel Test 1. Enter the test mode. See page 2-22. 2. From the test mode menu, press 4. The operation panel LEDs will light up for 8 minutes. Press Stop at any time to return to standby. 6. Modem Test 1.
  • Page 58 7. Either: Test another G3 signal. Go to step 4. Press Stop to return to standby. 8. Press the key that corresponds to the G2 modem signal you want to test. All black - Press 2 All white - Press 1 Repeating sequence: alternate black and white bits - Press 3 Repeating sequence: four white bits then one black bit - Press 4 Repeating sequence: one white bit then four black bits - Press 5...

  • Page 59: Buzzer Test

    7. Buzzer Test 1. Enter the test mode. See page 2-22. 2. From the test mode menu, press 7. The buzzer will emit a tone for 8 minutes. Press Function or Stop at any time to return to standby. 8. Sensor Initialization FAX85: If possible, print out any messages received into the memory.

  • Page 60: Printer Tests

    9. Printer Tests 1. For these tests, you do not need to enter service mode or test mode. 2. Press the Copy key, then immediately after, press a key from 1 to 4, depending on the required test. Do not release the keys until the printer has started. 1 - Thin vertical lines 2 - Thick vertical stripes 3 - Pattern...

  • Page 61: Back To Back Test

    11. Back to Back Test Connect the machine to another fax terminal back to back (connect them directly, without using an ex- change or any type of switching device). Set bit 0 of bit switch 0 to 1. Place the other fax machine in back to back mode. For example, if it is another FAX77, FAX80 or FAX85, set bit 0 of bit switch 0 to 1.

  • Page 62: Bit Switches

    2-5. Bit Switches 1. Factory Settings The factory settings are shown in hexadecimal format. The first digit gives the settings of bits 7 to 4, with bit 7 as the most significant bit; the second digit gives the settings of bits 3 to 0, with bit 3 as the most significant bit.
  • Page 63 FAX80 - Continued W. Ger U. K. Italy Spain France Sweden Asia Univ. Bit Sw. FAX85 W. Ger U. K. Italy Spain France Sweden Asia Univ. Bit Sw. Hex Continued on the next page. 2-32...
  • Page 64 FAX85 - Continued W. Ger U. K. Italy Spain France Sweden Asia Univ. Bit Sw. FAX77 W. Ger France U.K. Italy Spain Asia Univ. Bit Sw. Continued on the next page. 2-33...
  • Page 65 FAX77 - Continued Asia Univ. W. Ger U. K. Italy Spain France Sweden Bit Sw. 2-34...

  • Page 66: Bit Switch Tables

    2. Bit Switch Tables Bit Switch 0 FUNCTION DATA COMMENTS Back to back con- To connect two machines directly without using a regular 0: Disabled figuration 1: Enabled telephone company line, set this bit to 1, place a document in one machine, and press Start on both machines.
  • Page 67 If this is enabled, the preamble before each protocol frame Short preamble (tx 0: Disabled mode) 1: Enabled when sending to a Ricoh terminal will be reduced from 1 s to 0.2 s. Indication of Fine 0: Enable 0: If the user selects Fine resolution, the machineinforms the...
  • Page 68 Bit Switch 1 FUNCTION DATA COMMENTS Default reception mode Bit 1 Bit 0 Setting These bits state the default reception mode setting. The recep- Manual tion mode returns to this setting when power is switched on. Not Used Automatic Automatic Default resolution Bit 3 Bit 2 Setting...
  • Page 69 0: Enabled The setting of this bit is changed by Function 83. 1: Disabled Modem rate 0: Ricoh non-standard 0: This can also be used for transmitting to another maker’s fallback method 1: CClTT standard machine. The modem rate will fall back after CTC sooner than...
  • Page 70 Bit Switch 2 - Continued FUNCTION DATA COMMENTS Coding type (tx mode) Bit 6 Bit 5 Setting (0,0), (0,1) - The machine will send MR data. If the other end MH and MR cannot receive MR data, MH data will be sent. MH and MR (1,0) - The machine will send MH coded data only.
  • Page 71 Bit Switch 3 FUNCTION DATA COMMENTS Transmission level from modem Bit 0 The tx modem level is the sum of the values specified by 0: 0 1: -8dB Bit 1 0: 0 1: -4dB these four bits, which control attenuation in the Analog Front Bit 2 0: 0 1: -2dB End IC on the FCU.
  • Page 72 Bit Switch 4 FUNCTION DATA COMMENTS Hang-up on receiv- 0: No 1: Yes If this bit is 0, the next page will be sent even if a negative ing a negative receipt signal is received. If this bit is 1, the machine will send receipt signal (PIN DCN and hang up if it receives a negative receipt signal.
  • Page 73 Bit Switch 4 - Continued FUNCTION DATA COMMENTS Calls listed on the 0: Only calls that com- 0: Only those calls that involved the exchange of data will be Journal municated page data listed on the Journal. If the call was terminated before page 1: All calls except for data was sent, the call will not be listed.
  • Page 74 LCD during transmission. If the bit is 0, RTI is given priority over CSI when transmitting to a Ricoh machine. RTl is received in the NSF(C) frame. If this bit is 1, CSI will be given priority.
  • Page 75 Bit Switch 5 - Continued FUNCTION DATA COMMENTS Not used Do not change the factory setting. Estimated Fillbit Control (EFC) only works if the other end has EFC in tx mode 0: Enabled 1: Disabled EFC. It works with MH or MR data compression. Not used Do not change the factory setting.
  • Page 76 Bit Switch 6 FUNCTION DATA COMMENTS Confidential trans- 0: Enabled Used in W. Germany only. mission 1: Disabled Transfer request Used in W. Germany only. 0: Enabled 1: Disabled Eight-minute close 0: Disabled If this bit is at 1, the machine will cut the line after a transmis- 1: Enabled sion has lasted for 8 minutes.
  • Page 77 Bit Switch 7 FUNCTION DATA COMMENTS Error count method 0: Bit 1 1: Bits 2-6 0: Decremented by 1 Quality criterion - 0: This quality control function is enabled. Data errors caused line error counter every time 10 consecu- by a noisy line or defective machine are counted. If the count decrement during tive good lines are reaches 10, the machine sends RTN to the other end in reply...
  • Page 78 Bit Switch 7 - Continued FUNCTION DATA COMMENTS Error line ratio Value The value is the number of error lines divided by the number of total lines, expressed as a percentage. Reconstruction When the other end sending data is controlled by a computer, 0: 6 s 1: 10 s time for the first line there may be a delay in receiving page data after the local...
  • Page 79 Bit Switch 8 FUNCTION DATA COMMENTS Not used Do not change the factory setting. Printout of received 0: Page printed only as 0: If there is an error, the data after that error will not be far as the defective pages if ECM is printed.
  • Page 80 Bit Switch 8 - Continued FUNCTION DATA COMMENTS Training error This bit determines which set of tolerance values to use (see 0: Asia, Japan, U.S.A. tolerance values 1: Europe bits 6 and 7). Training error tolerance Bit 7 Bit 6 If the machine detects more errors during training than the Setting number set by these bits, training fails and the machine will...
  • Page 81 Bit Switch 9 FUNCTION DATA COMMENTS Not used Do not change the factory setting. Black line in the If this bit is 1, the black line on the left side of the image (used 0: Included image in G2 mode 1: Deleted for synchronization) will be cut out.
  • Page 82 Bit Switch A FUNCTION DATA COMMENTS Not used Do not change the factory setting. G2 test (DIS signal 0: Normal operation Caution: Do not set this bit to 1 and bit 3 of bit switch 9 to 1 at disabled) 1: G2 test the same time, or the machine will not be able to send out any signals.
  • Page 83 Bit Switch B FUNCTION DATA COMMENTS Transmission report 0: Enabled 1: Disabled This has the same effect as Function 56. Error report 0: Enabled 1: Disabled The error report is printed if an error occurred during com- munication. It contains an error code. Automatic Journal 0: After every 35 com- The Journal informs the user about recent communications, in-...
  • Page 84 Bit Switch B - Continued FUNCTION DATA COMMENTS Partial RAM reset 1: Clear the memory This affects all areas of RAM except the following: RTI, TTl, CSI, own telephone number, Quick Dial, Speed Dial, Bit Switches. To reset all other RAM areas to their factory set- tings, set this bit to 1, then press Function.
  • Page 85 Bit Switch C FUNCTION DATA COMMENTS Maximum transmittable document length Bit 1 Bit 0 Settings If the user wants to send very long documents such as well logs, use the 46’ setting. 600 mm [23.6”] 1.2 m [47.2”] 14 m [46’] Not used Minimum printout 0: 75 mm [3”]...
  • Page 86 Bit Switch D FUNCTION DATA COMMENTS TTI date and time 0: Enabled If this bit is 0, the date and time will be printed on the pages at transmission 1: Disabled the other end, (and in copy mode if bit 4 is 1). TTl transmission 0: Enabled If this bit is 0, the TTI will be printed at the top of pages sent to...
  • Page 87 1: Enabled has a different Polling ID code. This function is not reliable Polling ID when communicating with a non-Ricoh machine. If this bit is 1, the machine will not send to a machine that has Closed network (tx 0: Disabled...
  • Page 88 Bit Switch F COMMENTS FUNCTION DATA Country code Set these bits in accordance with the country of installation. Bit 4 3 2 1 0 Country 0 0 0 0 0 France W. Germany 0 0 0 0 1 0 0 0 1 0 U.
  • Page 89 Bit Switch F FUNCTION DATA COMMENTS Not used Do not change the factory setting. PSTN access method through PABX Bit 7 Bit 6 Setting Set these bits to match the type of signals accepted by the No PABX PABX. Loop start Ground start Flash start 2-58...
  • Page 90 Bit Switch 10 FUNCTION DATA COMMENTS Pulse dialling method P = Number of pulses sent out. N = Number dialled. Do not Bit 1 Bit 0 Setting Normal (P = N) change the factory settings. Oslo (P = 10 - N) Sweden (N + 1) Not used Not used...
  • Page 91 Bit Switch 11 FUNCTION DATA COMMENTS PSTN access number Access No. Hex value of bit switch 11 Program this bit switch if the machine is behind a PABX. The access number is the number the user must dial to get an out- side line.
  • Page 92 Bit Switch 12 FUNCTION DATA COMMENTS ADF or cutter test 1: Enabled To test the ADF, place a document in the feeder and press mode Copy. The document will be fed through the scanner. To test the cutter, press the Copy key without placing a docu- ment in the ADF.
  • Page 93 Bit Switch 12 FUNCTION DATA COMMENTS 1: The handset hook switch status is checked after each digit, On hook check 0: Disabled when user picks up 1: Enabled to check whether the user has hung up or not. the hand set and dials the machine’s operation panel Not used...
  • Page 94 Bit Switch 13 FUNCTION DATA COMMENTS Not used Do not change the factory settings. Not used Do not change the factory setting. Halftone dither 0: 64 level matrix The software contains two different dither matrixes for halftone matrix 1: 16 level matrix processing.
  • Page 95 Bit Switch 14 FUNCTION DATA COMMENTS New file report prin- 0: Enabled This report gives information about the file just stored, for the tout after storing 1: Disabled user’s reference. Printout of image 0: Enabled 0: A sample of the message sent from memory can be printed data sample on 1: Disabled at the bottom of the error report as a reference if transmission...
  • Page 96 Bit Switch 14 - Continued FUNCTION DATA COMMENTS The SAF file list tells the user what messages are stored in the SAF file list output 0: Enabled after memory file 1: Disabled memory. It is only used with FAX85. clearance Substitute recep- 1: Forward the files If the machine has a mechanical problem and the user wants...
  • Page 97 Switch 15 FUNCTION COMMENTS DATA Action if wrong O: Nothing is printed O: Nothing is printed if the user enters the wrong password 1: The first page is when trying to print a confidential file with Function 76. password is entered when print- printed 1: If the user enters the wrong password, only the first page ing a confidential...

  • Page 98: Ncu Parameters

    2-6. NCU Parameters Formula Remarks Description 1,000,000/655N (Hz) 00 Acceptable ringing signal frequency: Range 1, upper limit 1,000,000/655N (Hz) 01 Acceptable ringing signal frequency: Range 1, lower limit 1,000,000/655N (Hz) 02 Acceptable ringing signal frequency: Range 2, upper limit 1,000,000/655N (Hz) 03 Acceptable ringing signal frequency: Range 2, lower limit N (rings)
  • Page 99 Description Formula Remarks 10 Pulse dial relay (PC2) make time Note 1 N (ms) 11 Time between the final closure of the N (ms) Note 1 Di relay and the opening of the Ds relay (Europe/Asia only) 12 Pause between dialled digits (pulse N x 20 (ms) Note 1 dial mode)

  • Page 100: Useful Ram Addresses

    2-7. Useful RAM Addresses Redialling Basic Transmission 060F - Maximum number of total dialling attempts to the same destination (max. 99) 0610 - Redial interval (unit = 1 minute, max = 255 minutes [FF]) Memory Transmission If the message was transmitted from memory (either the 128k memory or the SAF memory), up to 7 redial at- tempts are possible.
  • Page 101 Confidential Password 2A3D and 2A3E Contrast thresholds 0217 - Light 0218 - Normal 0219 - Dark The value can be from 01 to 0F. Higher values make the image paler. Speaker volume in voice message mode The speaker volume in voice message mode is controlled with RAM address 0227, bits 2 and 3 as follows. Bit 3 2 0 0 High 0 1 Medium low...
  • Page 102 Substitute reception file forwarding address (FAX80) The following RAM addresses contain the destination for forwarding the file stored in the 128k memory if the printer does not work and cannot be repaired quickly. Program these RAM addresses, then set bit 7 of bit switch 14 to 1.
  • Page 103 SECTION 3...

  • Page 104: Section 3. Removal And Adjustment

    SECTION 3. REMOVAL AND ADJUSTMENT 3-1. Covers ... . 3-1 3-1-1. Top Cover ... . 3-1 3-1-2. Front Cover ... 3-2 3-1-3.
  • Page 105 Important note for the FAX85 Before switching the power off, if possible, print all messages received into memory, and print a SAF File List. After switching the power back on, the user must reprogram files for memory transmission that were erased, and also must contact the senders of messages that were received into memory and erased (see the SAF File List).

  • Page 106: Covers

    3-1 Covers 3-1-1. Top Cover 1. Remove the document and copy trays. 2. Open the scanner. 3. Remove 2 screws [A]. 4. Open the printer. 5. Remove 2 screws [B], [C]. 6. Take off the cover [D].

  • Page 107: Front Cover

    3-1-2. Front Cover 1. Open the printer. 2. Lift out the roller [E]. 3. Remove the cover [F] (3 screws) Caution: Do not damage the cable at the front left side of the machine. 3-1-3. Rear Cover 1. Open the printer. 2.

  • Page 108: Scanner

    3-2. Scanner 3-2-1. ADF Clutch Remove the top and rear covers (see sec- tion 3-1). Remove cover [A] (2 screws). Remove the ADF clutch [B] (1 E-ring). Bring the cable back through the machine from the FCU. Cautions: • Place stopper [C] astride bracket [D] as shown, so that rotation of the clutch body will be prevented.

  • Page 109: Pick-Up And Feed Rollers

    3-2-2. Pick-up and Feed Rollers Remove the ADF clutch (see section 3-2- Remove the lower ADF guide plate [E] (4 screws); see the diagram on the previous page. Remove E-rings and bushings [F]. Remove spning [G]. Remove the pick-up roller [H] (1 E-ring) and feed roller [I] (1 E-ring).

  • Page 110: Separation Roller

    3-2-3. Separation Roller 1. Open the scanner. 2. Remove the operation panel [A] (2 con- nectors, 3 screws - one of which is grounded). Note: Lift up the operation panel from the part that hangs down just above the document feed-out area, and ease the operation panel off over the manual feed button.
  • Page 111 7. Remove the separation roller [H] (2 screws). Caution: The diagram shows the roller disas- sembled. There is normally no need to disassemble the roller. 8. Reassemble the machine. Caution: Do not touch the rubber surface of the new roller, or document feed problems will occur sooner than normal.

  • Page 112: Separation Pressure Adjustment

    - Separation Pressure Adjustment - Double Feed Problems: Reduce separation pressure by turning the screw [I] anti-clock- wise. Non-feed Problems: Increase separation pressure by turning the screw [I] clockwise. The use of the separation roller spacers will be informed later by Ricoh Technical Bulletin.

  • Page 113: Tx Motor

    3-2-4. Tx Motor Remove the top and rear covers (see sec- tion 3-1). Remove the ADF clutch cover (see sec- tion 3-2-1; remove cover [A]). Remove the thermal head (see section 3- 3-2). Remove the rear thermal head support bracket [A] (1 screw) and rod [B]. Remove the tx motor [C] (2 screws).

  • Page 114: Timing Belt Tension Adjustments

    - Timing Belt Tension Adjustments - Loosen the tx motor securing screws [F]. Adjust the position of the timing belt ten- sioner until the belt tension is between 1.1 and 1.8 Ibs when the belt is pulled out by 0.2 inches. iii) Loosen the timing belt tensioner [G].

  • Page 115: Xenon Lamp

    3-2-5. Xenon Lamp Remove the top and rear covers (see sec- tion 3-1). Remove the ADF clutch (see section 3-2- 1) and the lower ADF guide plate (see section 3-2-2; remove plate [E]). Remove the exposure glass holders [A] (2 screws) and the exposure glass. Caution: Keep the exposure glass in a safe place.
  • Page 116 Free the xenon lamp harness from the har- ness clamps and remove the harness holder plate [D] (2 screws). Remove the xenon lamp [E] (1 connec- tor). Reassembly Test the new xenon lamp before reassem- • bling the machine. • Clean the exposure glass with a soft cloth before putting it back.

  • Page 117: Xenon Lamp Driver

    3-2-6. Xenon Lamp Driver 1. Remove the top cover (see section 3-1-1). 2. Remove the xenon lamp driver [A] (3 screws, 2 connectors). 3-2-7. SBU Remove the top cover (see section 3-1-1). Remove the SBU cover [A] (2 screws). Remove the SBU [B] (2 screws, 1 connec- tor).

  • Page 118: Adjustments -

    After installing a new SBU, adjust the scanner. Perform each of the following procedures in sequence. - TooIs Required - • Scan line test chart and 8 line/mm test pattern - P/N H0539500 P/N H0419002 • Test lead - P/N H0539501 •...
  • Page 119 - Procedures - Step Item Procedure Alignment 1. Access the SBU as explained in “Preparation” above. 2. Set the oscilloscope scale to 0.2 V/unit (vertical) and 0.5 ms/unit (horizontal). 3. Connect the oscilloscope probe to XVIDEO (pin 1 - blue wire) and the ground to GND (pin 4 - black wire) on the test lead.
  • Page 120 Procedure Item Step In the oscilloscope waveform, Flatness (A-B)/A must be less than 0.25. If it is not, do the following. Access the SBU as explained in “Preparation” above. Set the oscilloscope scale to 0.2 V/unit (vertical) and 0.5 ms/unit (horizontal).
  • Page 121 Step Item Procedure If the waveform has irregular patches, the lens, mirror, exposure glass, white pres- Check sure plate, or CCD may be dirty. If the waveform level is lower at the ends than in the middle, the xenon lamp may be wearing out.
  • Page 122 Procedure Step Item 1. Access the SBU as explained in Reduction rate “Preparation” above. 2. Set the oscilloscope scale to 0.2 V/unit (vertical) and 0.5 ms/unit (horizontal). 3. Connect the oscilloscope probe to XVIDEO (pin 1 - blue wire) and the ground to GND (pin 4 - black wire) on the test lead.
  • Page 123 Step Item Procedure Scan line 1. Access the SBU as explained in “Preparation” above. 2. Set the oscilloscope scale to 0.2 V/unit (vertical) and 0.5 ms/unit (horizontal). 3. Connect the oscilloscope probe to XVIDEO (pin 1 - blue wire) and the ground to GND (pin 4 - black wire) on the test lead.
  • Page 124 Procedure Step Item Scan start 1. Access the SBU as explained in “Prepara- position tion” above. 2. Set the oscilloscope scale to 0.2 V/unit (vertical) and 0.5 ms/unit (horizontal). 3. Light the xenon lamp (see p. 2-24). 4. Place the scan line test chart [A] on the exposure glass as shown.

  • Page 125: Rx Motor

    3-3-1. Rx Motor Open the upper unit. Remove the rear cover (see section 3-1-3). Remove the NCU and PSU - see section 3-4. Remove the harness guide [A] (1 screw). Remove the rx motor assembly [B] (2 screws). It may be necessary to remove the allen screw holding gear [C] to free the timing belt.

  • Page 126: Timing Belt Tension Adjustment

    - Timing Belt Tension Adjustment - On reassembly, adjust the tension of the rx motor timing belts as follows. Loosen the two screws [E] (see the diagram on the previous page). Adjust the position of the timing belt ten- sioner until the belt tension is 125 +/- 20 grams when the belt is pulled out by 1 mm.

  • Page 127: Thermal Head

    3-3-2. Thermal Head 1. Open the upper unit. 2. Remove plate [A] (2 screws). 3. Remove plate [B] (1 screw). 4. Remove the thermal head [C] (2 connec- tors). 5. Install the new thermal head. Cautions: • Do not touch the heating ele- ments.
  • Page 128 Reassemble the machine. When replacing the thermal head, fit pin [D] into slot [E] at the front, then fit pin [F] into slot [G] at the rear. When replacing plate [B], the pegs on the plate must fit into the indents on the main body.

  • Page 129: Cutter

    3-3-3. Cutter Remove the cover on the left side of the machine above the copy exit (2 screws). This allows the upper unit to be opened a little more. Open the upper unit. Remove the rear cover (see section 3-1-3). Remove plate [A] (1 screw).

  • Page 130: Pcbs

    3-4. PCBs 3-4-1. FCU Note for FCU replacement: FAX 85 - If possible, print all messages received into memory, and print a SAF File List. 1. Open the upper unit. 2. Remove the FCU cover [A] (5 screws). 3. Remove the side cover [B]. 4.

  • Page 131: Modem

    Notes for FCU replacement: • The user must reprogram the voice mes- sage. • FAX85 - the SAF memory has been erased. The user must reprogram files for memory tx that were erased, and also must contact the senders of messages that were received into memory and erased (see the SAF File List).

  • Page 132: Sram Board

    3-4-4. SRAM Board 8. Do the quality checks in section 5-1. If possible, do the following: 9. Program the thermal head size and pulse width (Function 97). Print a TCR, Telephone List, Polling File 10. Reprogram any RAM addresses or dedi- List, and SAF File List (FAX85 only).

  • Page 133: Psu

    3-4-5. PSU 1. Open the upper unit. 2. Remove the rear cover (see section 3-1-3). 3. Remove the PSU [A] (2 connectors; 2 screws, one of which is grounded). 3-4-6. NCU 1. Open the upper unit. 2. Remove the rear cover (see section 3-1-3). 3.

  • Page 134: Operation Panel

    3-4-7. Operation Panel 1. Open the scanner. 2. Remove 2 screws [A]. 3. Remove the operation panel [B] (2 con- nectors, 1 ground wire). 3-29...
  • Page 135 SECTION 4...

  • Page 136: Section 4. Service Tables

    SECTION 4. SERVICE TABLES 4-1. Test Points ... . . 4-1 1. NCU ....4-1 1. FCU ....4-1 2.

  • Page 137: Test Points

    4-1. Test Points 1. NCU TP1 - 5DISW (Di relay drive signal) 4-2. Variable Resistors 1. FCU VC1 - Do not use 2. NCU VR1 - Adjusts the tx level (range = 2 dB) 4-3. Dip Switches There are no dip switches in this machine.

  • Page 138: Jumpers

    4-4. Jumpers Do not use any jumpers except those explained below. 1. NCU Jumper 1 2 3 4 5 6 7 8 9 10 11 12 13 16 17 18 19 20 21 22 15 Austria O S O S O S S S O O O S S S O O O S...
  • Page 139 Jumpers 6 and 7 J P 6 J P 6 J P 7 J P 7...

  • Page 140: Special Tools And Lubricants

    4-5. Special Tools and Lubricants P/N H0539500 Scan line test chart and 8 line/mm test pattern: P/N H0419002 Video adjustment test lead: P/N H0539501 SBU adjustment knobs:...
  • Page 141 SECTION 5...

  • Page 142: Section 5. Troubleshooting

    SECTION 5. TROUBLESHOOTING 5-1. Quality Checks ... 5-1 1. Copy Quality ... . 5-1 1. Copy Density ..
  • Page 143 5-1. Quality Checks During troubleshooting, the quality checks in this section may help find the problem. These checks should also be done when installing a new machine, in order to discover any defects that may be present. 1. Copy Quality The test chart shown on this page is used for the copy quality checks explained on the following pages.

  • Page 144: Skew

    1. Copy Density Density must be equal in the left, right, and center. If it is not, adjust the shading plate position (see “Flat- ness” on page 3-15). 2. Skew Copy a test chart using standard resolution. The difference between A and B (see the diagram on page 5-1) must be as follows. A4 [8.5”...

  • Page 145: Operation Panel Display

    8 x 15.4 (Fine) resolution, also send one in Fine resolution. (Note that Fine resolution in the Ricoh FAX610 or FAX830 is 16 x 15.4 and not the same as Fine resolution in the FAX80/85.) Check the following: resolution selection, RTI display, voice request function.

  • Page 146: Copy Quality Troubleshooting

    5-2. Copy Quality Troubleshooting 1. Received Copies If there is no fault in the transmitting terminal or on the line, but the copy quality is bad, either: • Check that the printer cover is closed properly. • Check the thermal head pulse width. •...
  • Page 147 Symptom Cause Remedies Uneven density Scan line out of position See page 3-14. Dirty mirror, lens, ex- Clean with a soft cloth. posure glass, or xenon lamp Old xenon lamp Replace. Magnification Check the reduction rate. See page 3-17. Blurred charac- Adjust the focusing.

  • Page 148: Effects Of Line Problems On Copy Quality

    3. Effects of line problems on copy quality 1. Missing lines; shrinkage in the sub-scan direction - Original - - Bad Copy Sample - ABCDEFGHIJKLMN 1234567890 OPQRSTUVWXYZ 0987654321 2. Cut off - Bad Copy Sample - Some lines may be missing just before the cut off.

  • Page 149: Machine Operation

    5-3. Machine Operation 1. ADF/Scanner Symptom Action Non-feed Clean the feed and pick-up rollers (soft cloth and water). Check that the gears and spring clutches are clean and working properly. Try to cure the fault by adjusting the separation pressure (see page 3-7). If it has no effect, return the screw to its original position.
  • Page 150 Action Symptom Non-feed (continued) 4. Check that the FCU CN4 - tx motor connection is not loose. Does the tx motor work? Does the FCU output phase drive signals on CN4, pins 1 - 4? Replace the FCU. Replace the tx motor. 5.
  • Page 151 Symptom Action 4. Check connectors FCU CN15 - OPU CN1, OPU CN3 - (SB-2) Does the OPU receive signals from SB-2 at CN3-1? Replace SB-2. Replace the OPU or the FCU. Abnormal noise 1. Check that the machine is assembled properly. 2.

  • Page 152: Printer

    2. Printer Symptom Action Non-feed 1. Remove any debris from inside the printer. 2. Is the upper unit shut properly? 3. Check that the following connections are not loose: PSU CN52 - FCU CN12, FCU CN9 - Printer cover switch (SB-10) Does the FCU receive + 24VA from the PSU at CN12-8 when a document is placed in the feeder? Is SB-10 working? If the upper unit is closed, is FCU CN9-2 low?
  • Page 153 Symptom Action Non-feed (continued) 4. Check that the following connection is not loose: FCU CN13 - SB-4. Is the Replace Paper indicator lit even though paper is present? Go to step 5. Initialize the sensors (see page 2-27). If a sensor is defective, replace it. Go to step 5 regardless of whether the indicator is still lit or not.
  • Page 154 Symptom Action 1. Remove any debris from inside the printer. 2. Initialize the sensors (see page 2-27). Is the jam sensor (SB-5) good? Check that the following connector is not loose: FCU CN19 - SB-5 Does the FCU receive signals from the sensor at CN19-3? Replace SB-5 Replace the FCU.
  • Page 155 Symptom Action Check that the FCU CN11 - rx motor connection is not loose. Does the rx motor work? Does the FCU output phase drive signals on CN11, pins 1 - 4? Replace the FCU. Replace the rx motor. There may be a cutter problem. Do a paper cycle. Does the cutter work proper- ly? If not, check the following.

  • Page 156: Error Codes

    5-4. Error Codes If an error code occurs, retry the communication. If the same problem occurs, try to fix the problem as sug- gested below. Note that error codes 4-00, 01, 02, and 10 only appear in the error code display and on the service report.
  • Page 157 Code Meaning Suggested Cause/Action 0-04 1. Check line connection. CFR or FTT not received after modem training (G3 mode) 2. Check connectors from FCU to modem and NCU. 3. Try raising the tx level (use bit switch 3, or a dedicated tx parameter for that address).
  • Page 158 Meaning Suggested Cause/Action Code 0-07 Other end did not acknowledge 1. Check line connection. receipt of a page (G3 mode) 2. Check connectors from FCU to modem and NCU. 3. Replace the NCU, FCU, or modem. 4. The other end may have jammed or run out of paper. 5.
  • Page 159 Code Meaning Suggested Cause/Action 1. Check line connection. 0-16 CFR or FTT not detected after modem training in confidential or 2. Check connectors from FCU to modem and NCU. transfer mode (G3 mode) 3. Replace the NCU, FCU, or modem. 4.
  • Page 160 Code Meaning Suggested Cause/Action Too many errors during reception 0-23 1. Check line connection. (G3 mode) 2. Check connectors from FCU to modem and NCU. 3. Replace the NCU, FCU, or modem. 4. Defective remote terminal. 5. Check for line problems. 6.
  • Page 161 Code Meaning Suggested Cause/Action Message carrier cut for more than 1. Check line connection. 0-55 2. Check connectors from FCU to modem and NCU. 0.5 s. 3. Replace the NCU, FCU, or modem. 4. Defective remote terminal. 5. Check for line problems. 1.
  • Page 162 Meaning Code Suggested Cause/Action 0-64 EOM (1100 Hz) not received at the 1. Check line connection. correct time (G2 mode) 2. Check connectors from FCU to modem and NCU. 3. Replace the NCU, FCU, or modem. 4. Check whether EOM actually comes in from the line. 5.
  • Page 163 Meaning Code Suggested Cause/Action 0-68 Facsimile data signal not received 1. Check line connection. at the correct time 2. Check connectors from FCU to modem and NCU. 3. Replace the NCU, FCU, or modem. 4. Check phasing signal timing. 5. Defective or incompatible remote terminal. 6.
  • Page 164 Code Meaning Suggested Cause/Action 1-23 1. Clear debris from the paper path and sensors. Cutter jam 2. Check cutter mechanism. 3. Check connections from the FCU to the cutter motor and cutter sensor. 4. Replace defective cutter motor, sensor, or FCU. 1-24 Cutter was not at its initial position 1.
  • Page 165 Code Meaning Suggested Cause/Action 1-71 Printer cover opened during printing 1. Check with the user whether the cover was opened during printing. 2. Check the cover lock mechanism. 3. Check the cover switch position and actuation. 4. Check connections between the cover switch and the FCU. 5.
  • Page 166 Meaning Code Suggested Cause/Action 4-10 Communication failed due to Polling 1. Get the Polling ID codes the same. ID mismatch (Closed Network) or 2. Resend. Tel. No./CSl mismatch (Protection against Bad Connections) 5-21 Memory overflow 1. Temporary memory shortage 2. Replace the FCU, MBU, or memory board 6-01 Protocol signals cannot be received 1.

  • Page 167: Defective Sensor Table

    5-5. Defective Sensor Table Sensor Symptoms if shorted Symptoms if open Document sen- “PAGES:00 KPAD/N”, “DEPTCODE 0000 “READY SET DOCUMENT” remains sor (SB-1) KPAD/N”, or “QUICK/SPEED/KPAD” are displayed even if a document is displayed even if no document is present. present.

  • Page 168: Timing Charts

    5-6. Timing Charts 1. Scanner - TWo pages - SB - 1 Tx Motor ADF Clutch SB - 0 SB - 2 Xenon Lamp...
  • Page 169 Rx Motor STOP Cutter Motor Rx Motor Cutter Motor 5-27...

  • Page 170: Section 6. Ricoh Memory Option Type

    SECTION 6 RICOH MEMORY OPTION TYPE 85...
  • Page 171 SECTION 6. RICOH MEMORY OPTION TYPE 85 6-1. Installation Procedure ..6-1 1. Preparation ... . . 6-1 2. Installing the Memory ..6-1...

  • Page 172: Installation Procedure

    6-1. Installation Procedure The capacity of the Ricoh Memory Option Type 85 is 0.5 Mbyte. The FAX80 cannot be upgraded with this memory option. The installation procedure is as follows; the same procedure can be used for removal and re- placement also.
  • Page 173 ELECTRICAL DATA...
  • Page 174 SECTION 7. ELECTRICAL DATA 7-1. Point-to-point Diagram ..7-1 7-2. Signal Tables ... . 7-2 1. FCU ....7-2 2.

  • Page 175: Point-To-Point Diagram

    7-1. Point-to-point Diagram...

  • Page 176: Signal Tables

    7-2. Signal Tables The V column contains the approximate voltage at the pin when the power is on, and the machine is in standby mode with the handset and line connected, no roll in the printer, and a document in the ADF to switch on the + 24VA supply.
  • Page 177 CN2 - Video Signal Test Points CN6 - Cutter Name Function Name Function 1 XVIDEO Analog video 1 1DCMT0 Cutter motor drive 2 VIDADJ Video adjustment signal 2 1DCMT1 Cutter motor drive 3 5LYNSC Line sync (factory use) 5SB7 SB-7 status (Standby = L) 0 COM1 Ground COM1 Ground CN3 - ADF Clutch...
  • Page 178 CN9 - Printer Cover Sensor (SB-10) CN12 - PSU Name Function Name Function COM1 Ground COM1 Ground 2 1POWER + 24VA enable (On = H) 5 5SB10 SB-10 status (H: Cover open) 0 - 12V Supply from PSU COM1 Ground CN10 - SBU + 5V Supply from PSU COM3 Ground...
  • Page 179 CN15 - OPU Data bus Address bus Not used Name Function Not used COM1 Ground Not used 2 XMICIN Signal from microphone COM1 Ground 3 1OPSID OPU status data Data bus 4 1OPSOD OPU drive data Not used 5 5OPSCK OPU data clock 5CTS Clear to send (Active L) 6 5OPMOD Chip select (H: OPP, L: OPP3)

  • Page 180: Sram

    CN19 - Printer Jam Sensor (SB-5) CN18 - NCU Function Name Function Name + 5V Power supply COM1 Ground COM1 Ground COM1 Ground A2 5EXTDI 5SB5 Sensor output (analog) Service mode (L: Enabled) 5 Ringing signal detector output 5 B2 EXRING PRG1 FromVariable Resistor CN20 - Paper Width Jam Sensor (SB-AB - Asia...

  • Page 181: Ncu

    5. OPU 4. NCU CN1 - FCU CN1 - Network See FCU CN15. Name Function CN2 - B4 Document Width Sensor (SB-3) - L1 To/From the network Asia only L2 To/From the network T1 To/From the external phone Name Function T2 To/From the external phone 0 GS Ground start terminal 5SB3B SB-3 output (L: Paper present) 0...

  • Page 182: Xenon Lamp Driver

    CN3 - Document (SB-1), Trailing Edge (SB-0), CN2 - Xenon Lamp and Scan Line Sensors (SB-2) Name Function Name Function COM Ground 5SB2 SB-2 output (L: Paper present) 5 OUT3 Drive signal + 5V supply N.C. Not connected COM Ground OUT2 Drive signal 5SB0 SB-0 output (L: Paper present) 0 OUT1 Drive signal...

  • Page 183: Block Diagrams

    7-3. Block Diagrams...

  • Page 184: Video Data Path

    2. Video Data Path - Transmission -...
  • Page 185 - Reception - 7-11...
  • Page 186 7-12...

  • Page 187: Power Distribution

    3. Power Distribution 7-13...

  • Page 188: Scanner Drive

    4. Scanner Drive 7-14...

  • Page 189: Printer Drive

    5. Printer Drive 7-15...

  • Page 190: Electrical Component Layout

    7-4. Electrical Component Layout 7-16...
  • Page 191 Cutter Motor 14. Xenon Lamp Driver Cutter Sensor (SB-7) 15. Cover Switch (SB-10) ADF Clutch 16. Paper End Sensor (SB-4) NCU (Network Control Unit) 17. Thermal Head Tx Motor 18. Printer Jam Sensor (SB-5) Rx Motor 19. Microphone PSU (Power Supply Unit) 20.
  • Page 192 APPENDIX...

  • Page 193: Appendix A. Glossary

    APPENDIX A. GLOSSARY...
  • Page 194 TTl when com- ment into an analog video signal. municating with a non-Ricoh machine. Called Station Identification: A protocol signal Disconnect: A protocol signal used by the which informs the calling station that a fax ter- transmitter to release the line.
  • Page 195 This helps to ensure a smooth flow of data. Estimated Fillbit Control: A Ricoh-developed compression method used with MH or MR or MMR. It reduces the number of fill bits on a Liquid Crystal Display: A display on the opera- line, making transmission time faster.
  • Page 196 Non Standard Facilities: A protocol signal that informs the calling station of the called page, and indicates that the receiver operator wants to make a voice request. station’s capabilities. It is also called Ricoh Group 3.
  • Page 197 before continuing; this is normally because of PSTN poor line condition. Public Switched Telephone Network: The net- work normally used for telephoning. Store And Forward: A memory used to hold documents for transmission later or for broad- Power Supply Unit: The PCB that supplies casting, to receive confidential messages, voltages to machine components.

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Facsimile fax80Facsimile fax85

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