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RICOH FAX RF01F/RF02F

RICOH FAX240F

SERVICE MANUAL

FAX240F

FAX RF01F

FAX RF02F

Copyright © 1992, Ricoh Company Ltd., Japan

Subject to change

Summary of Contents for FAX RF01F

Page 1: ...RICOH FAX RF01F RF02F RICOH FAX240F SERVICE MANUAL FAX240F FAX RF01F FAX RF02F Copyright 1992 Ricoh Company Ltd Japan Subject to change ...

Page 2: ...tandard resolution RF02F FAX240F 11 s Measured using a CCITT 1 test chart Slerexe Letter at 9 600 bps MMR coding with ECM 10 ms line I O rate standard resolution Data Compression Method MH EFC SSC MR MMR RF02F FAX240F only SAF Memory Capacity RF01F None RF02F FAX240F 128 kbytes 9 CCITT 1 test charts can be stored Modulation Method V29 V27ter V21 Transmission Data Rate 9600 7200 4800 2400 bps Autom...

Page 3: ...s Automatic cutter no no yes Manual cutter yes yes no Authorized reception with TSI no yes yes Decurler no no yes Printing of the TSI on received copies Germany yes no no Communication TTI page header with name no yes yes RTI own phone number or text no yes yes CSI own phone number yes yes yes Counters user function no no no Voice request no no no PD DTMF change by switch yes yes yes Modified read...

Page 4: ...lpad yes yes yes Volume control for speaker yes yes yes Volume control for ringer yes yes yes Power down function Ring Dial Speech yes yes yes FAX PHONE switch Auto receive manual receive switch yes yes yes Auto answer delay time adjustment no no no Automatic fax tel switch yes yes yes Speech generation AVM yes yes yes Interfaces Telephone answering machine TAM interface yes yes yes PC interface n...

Page 5: ...allows the machine to receive all incoming fax messages 1 3 2 Authorized Reception The machine automatically stores in the RAM the TSI or RTI from the terminals programmed in the Quick Dials and Speed Dials once the user sends a document to these terminals Then if Authorized Reception is switched on the machine compares the TSI from the remote terminal with these TSIs memorized in the RAM when the...

Page 6: ... can be fed automatically 4 Operation Panel Refer to section 2 1 2 5 Printer Cover Cover Release Lever To open the cover push the release lever forward and pull up the cover 6 Copy Tray 7 Document Guide 8 Power Switch 9 Power Cord 10 Speaker Volume Con trol 11 Ringer Volume Control 12 Pulse Tone Switch 13 GS FS Switch 14 Telephone Cable 1 2 3 4 5 6 7 9 8 11 12 13 14 1 10 2 1 5 ...

Page 7: ...to change the resolution If neither of the Detail or Fine indicators are lit Standard resolution is selected 3 R Recall key Press this key when you want to access the PSTN from behind a PABX which requires the Ground or Flash Start method The GS FS setting can be changed by a slide switch on the back of the machine On Hook Dial key and indicator Press this key to dial without picking up the handse...

Page 8: ... change the resolution If neither of the Detail or Fine indicators are lit Standard resolution is selected Halftone key and indicator Press this key when you wish to send a photograph Speed Dial key Press this key to use a Speed Dial code Pause Redial key Press this key when you want to enter a pause in a telephone number or press this key when you want to redial one of the last five numbers diall...

Page 9: ...Press to stop the machine and return it to standby mode Copy key Press to copy the document now in the feeder Start key Press to start sending or receiving a fax message The keys with an asterisk can be used for making a telephone call if the main power is switched off 1 8 ...

Page 10: ... After reviewing the new settings marked on the programming sheet place the sheet face down in the ADF then press Start to scan it Note If bit 4 of bit switch 2 is set to 1 Austria CSI programming is only in service mode the program ming sheet has lines 1 through 8 only 5 SECOND VOICE PROMPT LANGUAGE NO NONE 4 VOICE PROMPT LANGUAGE RB RINGBACK TONE FAX SWITCH MODE T TEL ANSW DEVICE F FAX A AUTO 3 ...

Page 11: ... 10 YOUR FAX NUMBER 44 1 12345678 7 If the new settings are what you wanted press Stop to quit this mode Otherwise go back to step 3 2 1 2 PABX Connection The R Recall key is specially provided for PSTN access from behind a PABX which requires Ground Start GS or Flash Start FS To program the function of the R key select GS or FS with the GS FS switch at the rear of the machine For a PABX which req...

Page 12: ... MODE To print an empty programming sheet press Copy four times then press Start To scan the programming sheet insert the programming sheet in the ADF press copy 5 times then press Start The machine will print out the new settings after scanning EXITING SERVICE MODE Press Stop in the service mode main menu Hardware Test Menu Print Reports Menu Change Settings Menu Press Copy 2 times then press Sta...

Page 13: ...four times then press Start The ma chine prints the test pattern 2 2 3 Print Reports PRINT REPORTS 1 SYS REPORT 2 MEMORY 3 ERROR CODES 1 System Report To print the system report enter the Print Reports mode press Copy once then press Start The system report contains the ROM version and date country code CCITT Maker codes Tx Rx counters print counter output level bit switch settings and NCU paramet...

Page 14: ...hen press Start The selected bit switch setting will be printed BIT SWITCH 1 00000000 ENTER 8 DATA BITS COPY 0 START 1 Then enter new settings using the Copy and Start keys e g 11110000 S S S S C C C C Refer to section 4 1 for the bit switch definitions BIT SWITCH 1 SET 11110000 DEFAULT 00000000 After printing the new settings the machine returns to the bit switch entry menu 2 Tx Level Adjustment ...

Page 15: ... Initial Rx Modem Rate Programming To enter this mode enter the Change Settings menu press Copy 4 times then press Start The following instruc tion will be printed SET INIT MODEM RATE 1 9600 2 4800 Select the required Rx modem rate by pressing Copy one or two times then press Start INIT MODEM RATE 9600 Then the machine will return to the Change Settings menu 6 Echo Countermeasure DIS Detection Tim...

Page 16: ...it service mode then do the back to back mode operation Important Notice for Back to Back Mode When in back to back mode you cannot enter service mode unless you exit back to back mode first This is be cause the machine starts communication if you press Start Stop and so on in back to back mode To exit back to back mode do the following 1 Make sure that the machine is not communicating 2 Press Hal...

Page 17: ...r off 10 Page Header TTI On Off Use to switch the TTI printout on each transmitted page on or off 11 Enter Page Header TTI Use to program the TTI 12 Enter Your Name RTI Use to program the RTI 13 Enter Your Fax Number CSI Use to program the CSI This function cannot be accessed by the users in Austria 14 Clock Adjustment Use to adjust the date and time 15 Set PABX Use to program the machine for actu...

Page 18: ...is function is used the RAM will be all cleared The following functions are prepared for service use 40 Factory Adjustment Use to check the ROM version to adjust the tx level with the resistor R374 on the FDU and to clear the RAM 41 Not used 42 Not used 43 Bit Switch Programming Use to change the bit switch settings 44 Scanner Adjustment Mode Use to switch on the LED array for scanner adjustment 9...

Page 19: ...this test the machine automatically goes to the LED test Display Key Display Key Display Key 1 through Keys in the dialpad ONL On Hook Dial CLR Clear SHO Speed Dial FUN Function FIN Detail Fine MLT Memory LEF Softkey Left STO Stop AUT Auto Select MID Softkey Middle CPY Copy RED Redial RIG Softkey Right STA Start HOL R PHO Halftone A through J Quick Dial keys 3 2 4 LED Test Function 32 1 Enter the ...

Page 20: ...s 2 400bps 300bps 600Hz 1100Hz 2100Hz Press the key to go back wards through the sequence After you have finished the test press EXIT to go back to step 3 4 2 DTMF Test Press a key on the dialpad 0 9 and to test the DTMF signal After you have finished the test press EXIT to go back to step 3 Note that the machine will emit a DTMF signal with the country specific length even if the slide switch on ...

Page 21: ... means of the variable resistor R374 Press Stop and reassemble the machine after you have completed the adjustment 4 3 RAM Clear RAM is all reset to the initial settings and the CPU is restarted WARNING With this function all the previous settings will be reset to the initial settings 3 2 12 Bit Switch Programming Function 43 1 Enter the service mode see section 3 2 1 2 Press Function enter 43 the...

Page 22: ...ET 3 Enter the start address then press OK The address field has 5 digits as the first digit is used for bank identification and the following 4 digits are for the actual address Use the bank identification number 0 for addresses 0000 3FFF H and C000 FFFF H and 9 for addresses 4000 7FFF H 4 Enter the end address then press OK The machine prints a list of ROM RAM data in the selected address range ...

Page 23: ...shold specified by this bit the page is rejected Values in parenthesis are for Detail resolution and those in square brackets are for Fine resolution Also if the number of error lines divided by the total number of lines reaches the ratio determined by this bit the machine will send RTN to the other end If you want to receive messages with fewer error lines set this bit to 1 5 Training error thres...

Page 24: ...D code of this terminal The ID code has to be programmed with function 16 before switching on these bits This feature may not be reliable when communicating with another maker s machine 5 Closed network in transmission RF02F FAX240F only 0 Disabled 1 Enabled 6 Remote read write request RF02F FAX240F only 0 Always enabled 1 User selectable 0 RDS is always enabled The user cannot switch it off 1 If ...

Page 25: ...ed in parallel to the line Refer to section 1 3 1 for more details 6 TAM Telephone Answering Machine interface 0 Enabled 1 Disabled If this bit is 1 TAM mode cannot be selected with function 04 by the user 7 CCT FAX insertion on transmitting pages Germany only 0 Enabled 1 Disabled In Germany CCT FAX has to be printed on the top of all transmitted pages while the machine is approved with CCT FAX ca...

Page 26: ...ned page counter 03A1 Country code transferred from the LIU Hex 00 France 01 Germany 02 GB 03 Italy 04 Austria 05 Belgium 06 Denmark 07 Finland 08 Ireland 09 Norway 0A Sweden 0B Switzerland 0C Portugal 0D Netherlands 0E Spain 0355 0357 Line current detection parameters 0355 Line current detection time Time N x 10 ms detection disabled if N FF 0356 Line current reset time Time N x 20 ms 0357 Line c...

Page 27: ...lent period detection time in TAM mode Time N x 40 ms 03B8 Number of rings until a call is detected in TAM mode N times 0700 0719 Sent Fax Report generation area 26 bytes x 1 communication See section 4 2 3 071A 07E6 Service report and error report generation area 41 bytes x 5 communications See section 4 2 4 0F80 0F93 Error code memory up to 10 codes x 2 bytes See section 4 2 5 0F94 Number of cha...

Page 28: ...Exchanger type connected to the machine Bit 2 0 PSTN Bit 2 1 PABX 0300 0302 Line current detection parameters 0300 Line current detection time Time N x 10 ms detection disabled if N FF 0301 Line current reset time Time N x 20 ms 0302 Line current dropout detection time Time N x 20 ms 0303 0320 PSTN tone detection parameters 0303 030E Modem data for PSTN dial tone frequency range Caution Do not adj...

Page 29: ...6 s 0357 International dial tone continuous tone time Time N x 20 ms 0358 International dial tone permissible dropout time Time N x 20 ms 0359 International dial pause time Time N x 0 16 s 035A 036A National dial tone detection parameters 035A 0365 Modem data for domestic dial tone frequency range Caution Do not adjust 0366 National dial tone detection time Time N x 20 ms detection disabled if N F...

Page 30: ...umber of dialling attempts for memory transmission N times Default 5 times 0386 0387 Intercity access code for France 16 D 0386 FF H 0387 16 BCD 0399 Ringing time in Auto mode Time N s The value N should be a multiple of 5 between 5 and 25 This can also be programmed with the programming sheet 039D 03A0 CNG detection parameters 039D Maximum acceptable CNG OFF time Time N x 20 ms 039E Minimum accep...

Page 31: ...rammed in the Quick Speed dials and to the forwarding terminal 5 bytes x 51 destinations 0 No history 1 2400 bps 2 4800 bps 3 7200 bps 4 9600 bps 5101 Number of characters in the RTI 14 H 5102 5115 RTI ASCII 5116 Number of characters in the CSI 14 H 5117 512A CSI ASCII 512B Number of characters in the TTI 20 H 512C 514B TTI ASCII 514C Number of digits in the forwarding terminal s telephone number ...

Page 32: ...opied here LATER 0 Start date and time is stored here user programmable DAILY 1 The daily start time is stored here The daily end time is stored here 3 The language sets for AVM is determined by the type of AVM ROM on the FDU The following table shows which type of AVM ROM is used for each country model Country AVM ROM Type FDU Part Number RF01F RF02F FAX240F United Kingdom 1 H0928521 H0938521 H09...

Page 33: ...n start time Minute BCD 1 20 5 24 Remote terminal s RTI TSI or CSI ASCII 21 25 Communication mode Bit 7 Resolution step down 1 Yes Bit 6 Reduction 1 Yes Bit 5 0 Standard 0 Fine 1 Detail 1 Not used 4 0 1 0 1 Bit 3 Forwarding 1 On Bit 2 Memory tx rx 1 Yes Bit 1 ECM 0 Non ECM 1 ECM Bit 0 Tx or Rx 0 Rx 1 Tx 22 26 Communication time Minutes BCD 23 27 Communication time Seconds BCD 24 28 Communication r...

Page 34: ...9 33 Error page 4 BCD 30 34 Error page 5 BCD 31 35 Error code 1 High BCD 32 36 Error code 1 Low BCD 33 37 Error code 2 High BCD 34 38 Error code 2 Low BCD 35 39 Error code 3 High BCD 36 40 Error code 3 Low BCD 37 41 Error code 4 High BCD 38 42 Error code 4 Low BCD 39 43 Error code 5 High BCD 40 44 Error code 5 Low BCD 4 2 5 Format of the Error Code Memory The error codes are stored in 0F80 0F93 H ...

Page 35: ...885 R897 Country Code Settings Country C3 C2 C1 C0 Austria 1 1 1 1 Belgium 1 1 1 0 Denmark 1 1 0 1 Finland 1 1 0 0 France 1 0 1 1 Germany 1 0 1 0 Greece 1 0 0 1 Ireland 1 0 0 0 Italy 0 1 1 1 Netherlands 0 1 1 0 Norway 0 1 0 1 Portugal 0 1 0 0 Spain 0 0 1 1 Sweden 0 0 1 0 Switzerland 0 0 0 1 United Kingdom 0 0 0 0 A setting of 0 means that a diode and a 0 ohm resistor for RF01F is installed at the ...

Page 36: ...SORS No Name Function SB 1 Document Sensor Detects whether a document is placed in the feeder or not The 58th bit on the SBU is used as this sensor SB 2 Scan Line Sensor Detects when the top of a page is at the scan line position The 4th bit on the SBU is used as this sensor SB 4 Paper End Sensor Detects whether paper is in the paper holder or not SB 5 Paper Jam Sensor Detects whether paper is jam...

Page 37: ...he FDU is incorrectly replaced Replace only with the same or an equivalent type recommended by the manufacturer Discard used batteries in accordance with the manufacturer s instructions 5 1 COVERS 5 1 1 Operation Panel Assembly 1 Open the ADF 2 Remove the operation panel cover A as shown below 3 Disconnect both connectors 4 Remove the lower cover B 1 ground wire A B 5 1 ...

Page 38: ... 1 1 2 Open the printer cover 3 Remove the paper holder A 4 screws 1 connector 4 Remove the scanner cover B with a small watchmaker s screwdriver as shown below Note Use a screwdriver which is less than 2 mm thick otherwise the scanner cover will warp and cause a document jam later A B 5 2 ...

Page 39: ...ove the thermal head cover A 4 screws 3 Remove the thermal head B and the spring plate C 2 connectors 2 springs 2 screws Reassembly Note The dents on the thermal head bracket must fit into the slots on the thermal head 4 Remove the printer cover D 2 screws A C B D 5 3 ...

Page 40: ... Remove the operation panel assembly see section 5 1 1 2 Remove the rubber plate A 5 2 2 LED Array 1 Remove the operation panel assembly the paper holder and the scanner cover see section 5 1 2 Remove the LED array A 2 screws 1 connector A A 5 4 ...

Page 41: ...on panel assembly the paper holder and the scanner cover see section 5 1 2 Remove the metal bracket A 1 screw 3 Remove the feed roller B Note for Reassembly Pin C on the document sensor actuator must be under the feed roller shaft A B C 5 5 ...

Page 42: ...laten Roller 1 Remove the rear cover A and the paper guide bracket B RF01F 02F or the cutter unit C FAX240F 4 screws 2 Remove the operation panel assembly the paper holder the scanner cover and the printer cover see section 5 1 B A B RF01F 02F A C FAX240F B 5 6 ...

Page 43: ...curler bracket F and platen roller G 2 E rings 2 bushings 1 spring Reassembly Note Be careful not to assemble the gears the wrong way round The left bushing platen roller is smaller than right bushing FAX240F Lubricate the left shaft of the platen roller all the way round after changing the platen roller or the spring clutch for the decurler Use Mobil Temp 78 part no 54479078 E F D RF01F 02F G D E...

Page 44: ...nectors RF02F FAX240F 3 flat cables 3 Remove the ROM B 5 4 2 FDU PSU and LIU 1 Remove the paper holder the rear cover and the paper guide bracket or cutter unit see sections 5 1 2 and 5 3 1 2 Remove the FCE see section 5 4 1 3 Remove the FDU A 1 screw 10 connectors RF01F FAX240F 9 connectors RF02F 2 flat cables B A B 5 8 ...

Page 45: ...4 Remove the PSU B 2 screws 2 connectors C 5 9 ...

Page 46: ...5 Remove the LIU C 2 screws 7 connectors 1 1 2 3 4 Back LIU Front A 5 10 ...

Page 47: ...eration panel cover see section 5 1 1 2 Remove the OPU A 12 screws RF01F 21 screws RF02F FAX240F 2 connectors A 1 2 A 1 Remove the paper holder see section 5 1 2 Remove the cradle unit as shown below 3 Remove the HSB A 3 connectors 5 11 ...

Page 48: ...scanning document and detecting sensor actuator movement the scanner needs ex act adjustment Refer to Appendix D for more details on the scanner sensor mechanism This section is divided into 4 parts 1 Preparation 2 Horizontal Scan Line Adjustment 3 Vertical Scan Line Adjustment 4 Focusing Preparation explains how to set up the SBU adjustment tools in the machine Horizontal Scan Line Adjustment exp...

Page 49: ... from the FDU P302 to CN2 on the test PCB then connect the harness from the test PCB to the SBU 1 The dents on the bracket must fit to the edge of scanner base Otherwise the pins from the HIC might crack as shown in the diagram 2 The shape of the bracket might be different from the drawing SBU 2nd Mirror CN3 1 2 3 CN2 CN1 FDU P302 SBU COM2 Ground XVIDEO CH2 DTVLD CH1 Scanner Base HIC FDU Bracket C...

Page 50: ...the vertical scan line position and moire should appear at C If this waveform cannot be seen on the oscilloscope screen loosen the SBU securing screws and adjust the SBU position until this waveform appears on the screen The moire sometimes does not appear on the screen unless the lens is well focused So if the moire does not appear on the screen go to the Focusing procedure first then go to the H...

Page 51: ...forms shown below 4 Enlarge the shaded part of the waveform above by changing the TIME scale to 50 µs div or 20 µs div The scan start line appears as the first sharp dropout from the left of the XVIDEO signal on the oscilloscope The dropout of the waveform has to be within 4 bits from the rising edge of the DTVLD signal as shown be low If the scan start line is not at the correct position go to st...

Page 52: ...DTVLD signal move the SBU to the left If the scan start line is to the right of the rising edge of the DTVLD signal move the SBU to the right 6 After adjustment be sure that the scan start line is within 4 bits from the rising edge of the DTVLD signal then go to the Vertical Scan Line Adjustment procedure Note Scan end line adjustment is not necessary 5 16 ...

Page 53: ...l shows one of the waveforms shown below At A and B on the XVIDEO waveform one two or three dropouts are seen now Enlarge areas A and B by changing the time scale to 50 µs div or 20 µs div The ideal waveform should have only one dropout at each of A and B If the waveform has two or three dropouts there go to step 3 to adjust the A part scan start side and or step 4 to adjust the B part scan end si...

Page 54: ...de move down the left side of the SBU to make the dis tance between peaks narrower The distance between peaks has to be within 50 µs If the waveform has three dropouts at the scan start side move up the left side of the SBU to make the dis tance between peaks narrower The distance between peaks has to be within 50 µs 5 18 ...

Page 55: ...e distance between peaks has to be within 50 µs If the waveform has three dropouts at the scan end side move up the right side of the SBU to make the dis tance between peaks narrower The distance between peaks has to be within 50 µs 5 After adjusting the scan end side confirm that the scan start side is still well adjusted as the adjustment at one side often changes the waveform at the other side ...

Page 56: ...ack the lens using a small screwdriver so that the amplitude of each moire A becomes more than 20 of the white level output B 3 Tighten the lens securing screw After finishing the adjustments switch off the power take out the adjustment tools bracket test lead and the white pressure plate from the machine Then reassemble the machine 5 20 ...

Page 57: ...ive parts Replace the SBU or FDU Vertical black lines on the copy Clean the scanner optics and LED array soft cloth Replace the SBU if there are any sharp peaks or dropouts in the CCD waveform Uneven density Adjust the scan line position see section 3 5 3 Clean the scanner optics and LED array soft cloth Replace the LED array if it is defective Magnification Check that the mirrors are assembled co...

Page 58: ...over closed properly 2 Was the document placed in the feeder correctly Was the document of a recommended type 3 Is the document fed into scanner after you place it in the ADF Finished Go to test 4 4 Does the document sensor actuator move correctly Go to test 5 Reassemble or replace the actuator Go back to test 3 5 Do the two red LEDs on the lefthand side of the LED array light correctly without a ...

Page 59: ... document feed path Check the scanner drive mechanism 4 Does the scan line sensor actuator move correctly Go to test 5 Reassemble or replace the actuator 5 Do the two red LEDs on the lefthand side of the LED array light correctly without a document in the feeder Go to step 8 Go to step 6 6 Does the FDU output 5V output correctly Replace the LED array Go to step 7 7 Does the PSU output 24V Check th...

Page 60: ...witch and or the actuator mechanism 6 Are the connections between the FDU LIU and telephone line loose Connect the cables properly Go to step 7 7 Does the FCE send the POWON signal to the FDU when a ringing sig nal is detected or when Copy is pressed Replace the PSU Replace the FDU or LIU 8 Are the connections between the FDU and the paper end sensor loose Connect the cables properly Go to step 9 ...

Page 61: ... initialize itself Go to step 7 Replace the cutter unit 7 Are the connections between the FDU and the paper end sensor loose Connect the cables properly Go to step 8 8 Does the Replace Paper indica tor light when paper is present Go to step 10 Go to step 9 9 Does the signal from the paper end sensor change in the correct way Change the FDU Replace the paper end sensor 10 Are the connections betwee...

Page 62: ...d line 0 05 Unsuccessful after modem training at 2400 bps Check the line connection Check the FCE LIU FDU connectors Try adjusting the tx level use NCU parameter 10 Replace the FCE FDU or LIU Check for line problems 0 06 The other terminal did not reply to DCS Check the line connection Check the FCE FDU LIU connectors Try adjusting the tx level use NCU parameter 10 Replace the FCE LIU or FDU The o...

Page 63: ...fective or may have disconnected 0 22 The signal from the other end was interrupted for more than 0 2 s Check the line connection Check the FCE FDU LIU connectors Replace the FCE LIU or FDU Defective remote terminal Check for line noise or other line problems 0 23 Too many errors during reception Check the line connection Check the FCE FDU LIU connectors Replace the FCE LIU or FDU Defective remote...

Page 64: ...ion or without halftone Change the FCE 4 01 Line current was cut Check the line connector Check the connection between the FDU and the LIU Check for line problems Replace the FDU the FCE or the LIU 4 02 The other end cut the received page as it was longer than the maximum limit Ask the other end to change their maximum receive length setting then resend 4 10 Communication failed because of ID Code...

Page 65: ...oding decoding error G3 ECM Defective FCE Defective remote terminal 6 08 PIP PIN was received in reply to PPS NULL G3 ECM The other end pressed Stop during communication The other terminal may be defective 6 09 ERR received G3 ECM Check for a noisy line Adjust the tx levels of the communicating machines See code 6 05 6 10 Error frames still received at the other end after all communication attempt...

Page 66: ...8 19 20 21 22 7 5 6 4 1 2 3 19 18 17 16 15 14 13 12 11 10 9 8 20 22 21 P403 COM1 5V THSEN STB3 STB2 STB1 STB0 PRLAT PRDT PRCLK PANK TXD RXD RESET COM2 SWC1 COM1 BAT SENS VIDEO SH LECOM0 LECOM1 VSEL0 VSEL1 PH DCCLP PHRES BUZ MSCK MSOD AVMEOS n c MONON TONSEL MONVOL POA4 POA5 LEDON POWON CK24V SB10 PIA2 PIA3 CBUS0 CBUS1 CBUS2 CBUS3 COM1 AVMST SWC0 COM2 COM1 5V 5V OH ONHK HOOK INTHK RI CSL1 CSL2 CSL0...

Page 67: ...14 15 16 17 18 19 20 21 22 7 5 6 4 1 2 3 19 18 17 16 15 14 13 12 11 10 9 8 20 22 21 P403 COM1 5V THSEN STB3 STB2 STB1 STB0 PRLAT PRDT PRCLK PANK TXD RXD RESET COM2 POC1 ADSEL BAT SENS VIDEO SH LECOM0 LECOM1 VSEL0 VSEL1 PH DCCLP PHRES BUZ MSCK MSOD AVMEOS n c MONON TONSEL MONVOL POA4 POA5 LEDON POWON CK24V SB10 PIA2 PIA3 CBUS0 CBUS1 CBUS2 CBUS3 COM1 AVMST SWC0 COM2 COM1 5V 5V 5 6 4 1 2 3 5 6 4 1 2 ...

Page 68: ...m command data bus C 13 CBUS1 C 14 CBUS2 C 15 CBUS3 C 16 COM1 Ground 0 17 AVMST AVM start 0 FCE P401 No Name Function V 18 SWC0 Serial data of the key status from the OPU C 19 COM2 Analog ground 0 20 COM1 Ground 0 21 5V DC power 5 22 5V DC power 5 7 1 2 FCE2 FDU RF02F FAX240F FCE P402 No Name Function V 1 TXD Transmit data 0 2 RXD Receive data 0 3 RESET Reset out 5 4 COM2 Ground 0 5 POC1 KFCP outp...

Page 69: ...ID Serial input data to FCE C 3 OPSOD Serial output data from FCE C 4 5V 5V DC power 5 5 COM1 Ground 0 6 5V 5V DC power 5 7 1 5 FCE1 LIU RF01F FCE P431 No Name Function V 1 OH OH relay control 0 2 ONHK Internal tel on hook control 0 3 HOOK Off hook detect 5 4 INTHK Internal tel hook switch 0 5 RI Ringing signal 5 6 CSL1 Country select 1 S 7 CSL2 Country select 2 S 8 CSL0 Country select 0 S 9 CSL3 ...

Page 70: ...aker Test Points P301 P302 P303 P304 P333 P334 P335 P336 P337 P338 P339 P361 P362 P363 1 2 3 1 2 5 4 1 2 3 RF01 only TXMA TXMAB TXMB TXMBB 24V 24V RXMA RXMAB RXMB RXMBB 24V 24V XVIDE0 COM2 OPHTG OPH1 OPHRES 5V 24V COM3 COM3 24VSW 24VSW SB4 COM1 5V SB10 COM1 DCMT1 DCMT0 SB7 COM1 SB8 24V LEDON 5V COM1 SWC1 SWC2 LECOM2 LECOM1 SWS4 SWS3 SWS2 SWS1 COM1 5V TXOUT RXIN MONIT TONE COM2 COM1 5V 24V SPOUT CO...

Page 71: ... See FCE P402 section 7 1 1 7 2 6 FDU FCE P331 See FCE P401 section 7 1 1 7 2 7 FDU Paper End Sensor SB 4 FDU P333 No Name Function V 1 SB4 Signal from sensor X 2 COM1 Ground 0 3 5V DC power 5 7 2 8 FDU Paper Jam Sensor SB 5 FDU P334 No Name Function V 1 SB5 Signal from sensor X 2 COM1 Ground 0 3 5V DC power 5 7 2 9 FDU Cover Sensor SB 10 FDU P335 No Name Function V 1 SB10 Signal from sensor 0 2 C...

Page 72: ...he OPU C 2 SWC2 C 3 LECOM2 Serial data of LED status from the OPU C 4 LECOM1 C 5 SWS4 Key data select 4 C 6 SWS3 Key data select 3 C 7 SWS2 Key data select 2 C 8 SWS1 Key data select 1 C 9 COM1 Ground 0 10 5V DC power 5 7 2 15 FDU LIU FDU P362 No Name Function V 1 TXOUT Transmit data 0 2 RXIN Receive data 0 3 MONIT Monitor input 0 4 TONE Tone input 0 5 COM2 Analog ground 0 6 COM1 Ground 0 7 5V 5V ...

Page 73: ...Handset HSB Hook SW1 4 1 2 3 4 1 2 3 5 6 4 1 2 3 Hook SW2 Ringer 8 7 5 6 4 1 2 3 8 7 5 6 4 1 2 3 LSWS5 LSWS4 LSWS3 LSWS2 LSWS1 LSWC1 LSWC2 LSWC3 N C A2 LA LB B2 GND SW2 2 SW2 1 SW2 SW1 2 SW1 1 SW1 HOOK1 HOOK2 BZ1 BZ2 MIC EAR EAR MIC P881 P802 P805 P806 P830 7 8 ...

Page 74: ...o the ring detection circuit L 3 SW2 Connection from the line L 4 SW1 2 Connection to the handset 0 5 SW1 1 Connection to the ring detection circuit L 6 SW1 Connection from the line L 7 3 6 LIU HSB Hook Switch 2 LIU P806 No Name Function V 1 HOOK1 Handset off hook 0 2 HOOK2 Ground 0 7 3 7 LIU HSB Ringer LIU P830 No Name Function V 1 BZ1 Ringer drive 0 2 BZ2 Ground 0 7 3 8 LIU OPU Dialpad LIU P881 ...

Page 75: ...ction circuit When the internal handset is picked up the hook switch goes up to connect the line to the dialler and speech circuit for dialling and voice communication The OH relay is only switched up when the On Hook Dial key is pressed for On hook dialling The internal telephone unit contains the handset interface speech circuit and a dialler a single chip PCD3344 mi crocontroller with built in ...

Page 76: ... and passes them to the FCE to indicate the dialled number on the LCD RF02F FAX240F If the user presses Start to send or receive a fax message the TF relay switches up to connect the line to the modem on the FCE On hook mode When the user presses the On Hook Dial key the OH relay switches up to connect the dialler to the line Then the dialler acts in the same way as explained for handset mode LIU ...

Page 77: ...n dials the number using the indicated method 2 5 PSTN Access from behind the PABX When the machine is behind a PABX the user can program which type of access method is required Loop Start The user has to program an access code with Function 15 Ground Flash Start The user has to select GS Flash with Function 15 and select the function of the R Recall key either for Ground Start or Flash Start with...

Page 78: ...detected and the user does not respond to the call within 30 s the machine sends CED DIS NSF before disconnecting the line 3 4 TAM Telephone Answering Machine Mode This mode is only for use when a telephone answering machine TAM is connected to the same line When a call is coming in the external TAM first catches the call the machine can detect this by checking the HOOK signal To let the TAM catch...

Page 79: ... FDU to 5VBAT so that it can back up these ICs 3 LIU Back up When the power is not supplied from the PSU the internal telephone unit is still active When the handset is picked up or the On Hook Dial key is pressed the dc loop in the LIU circuit is closed Then the speech and ring detection circuit regulates the line voltage to wake up the microcontroller on the LIU For more details see Appendix A L...

Page 80: ...a battery for FCE back up a HIC for modem signal amplification and filtering and an AVM generation circuit 1 3 LIU Line Interface Unit This unit performs all interface functions to the telephone line and contains an internal telephone unit Refer to Ap pendix A Line Interface for details 1 4 PSU Power Supply Unit This unit regulates the 220 240V ac input and generates 24V for the FDU and thermal he...

Page 81: ... for users using LEDs and an LCD RF02F FAX240F The ten key pad is still available for dialling even if the main power is switched off 1 7 HSB Hook Switch Board This board has a hook switch and a ringer 2 Data Flow 2 1 Transmission Data Address Bus AFE DSP Modem SRAM FIFO Line Buffer DRAM ECM 128kB DRAM SAF 128kB KFCP EIO2 DCR P S Digital Video Process Analog Video Process SBU T H FCE FDU HIC2 AVM ...

Page 82: ... DCR EIO2 DSP Modem AFE HIC2 FCE LINE Line Buffer Attenuation Amplification Filtering Filtering ECM Memory ECM Framing Compression SAF Memory ECM LIU KFCP SRAM SBU Analog V P Digital V P DCR EIO2 FCE LINE Line Buffer Filtering FIFO DSP Modem AFE Attenuation Amplification FDU HIC2 Filtering Back up for Page Retransmission ECM Memory RF02F FAX240F only KFCP SRAM FDU LIU SBU Analog V P Digital V P DC...

Page 83: ...g KFCP SRAM FCE LIU LINE Filtering DSP Modem AFE Attenuation Amplification DCR Line Buffer EIO2 Reconstruction P S Line Buffer Thermal Head Printing Back up for Substitute Reception SAF Memory Demodulation FIFO SRAM RF02 FAX240 only FDU HIC2 Filtering KFCP SRAM FCE ECM Frame Breaking LIU LINE Filtering DSP Modem AFE Attenuation Amplification ECM Memory DCR Line Buffer Reconstruction P S Line Buffe...

Page 84: ...ese LEDs passes through the lens to the right hand side of the CCD where there are 112 ele ments specially provided to detect this light the 4th bit is allocated to the scan line sensor SB 2 and the 58th bit is allocated to the document sensor SB 1 If a sensor actuator blocks the light path the CCD waveform shows a dropout then the CPU will detect it In standby mode the CCD output is as shown on t...

Page 85: ...ning the document the LED array flashes every 10 ms As the trailing edge of the page leaves the scan line sensor the light path through that sensor becomes unblocked again However if there are some pages remaining in the feeder the light path through the document sensor remains blocked After the transmission has ended or after the copy has been printed the LEDs for scanning the original switch off...

Page 86: ... the R2 roller turns a bit faster than the feed roller After the trailing edge passes the feed roller only the R2 roller feeds the document So the document is fed into scanner slowly during the first 15 mm at the normal speed when the document is fed by both rollers then at a faster speed when the document is free from the feed roller The magnification rate of the scanned image varies in these thr...

Page 87: ...has finished the machine cuts the paper then reverses the Rx motor to feed back the paper to the printing position and to move the decurler bracket down to the standby position 2 2 2 Shuttle Cutter The shuttle cutter consists of a paper guide frame rotary cutter blade motor cutting start sensor SB 7 cutting end sensor SB 8 and jam sensor SB 5 In standby mode the cutter blade is always at the cutti...

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