Xerox DFC155 Service Manual & Parts List Download Page 3

Page: 3 / 151

PUBLICATION ISSUED BY:

Xerox Limited Technical Centre
Bessemer Road
Welwyn garden City
Herts AL7 1HE
United Kingdom

WARNING

Danger of explosion if battery is incorrectly replaced.

Replace only with the same or equivalent type

recommended by the manufacturer.

Dispose of used batteries according to the manufacturer's instructions.

Summary of Contents for DFC155

Page 1: ...iles are not 2 1 compatible In the contents section there is a reference to remote diagnostics in chapter 5 The section on this has been removed as remote diagnostics are not legal in all countries Ad...

Page 2: ...DFC155 DWC155c SERVICE MANUAL Part Number 602E52970...

Page 3: ...oad Welwyn garden City Herts AL7 1HE United Kingdom WARNING Danger of explosion if battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose...

Page 4: ...ations Chapter 2 the facsimile machine s Internal and external structure Chapter 3 the Installation and setup procedures Chapter 4 how to set the Software Parameters Chapter 5 the Diagnostic and testi...

Page 5: ...2 2 Sensors 2 7 2 3 ELECTRONIC PARTS 2 8 2 3 1 General Block Diagram 2 9 2 3 2 Block Diagram of the Motherboard 2 10 2 3 3 Block Diagram of the Network Control Unit Board 2 13 2 3 4 Block Diagram of t...

Page 6: ...the Self Diagnostic Program 5 2 5 2 ERROR CODES 5 3 5 2 1 Meaning of Protocol Signal Codes 5 4 5 2 2 Meaning of Error Codes 5 6 5 2 3 Printing the Communication Protocol 5 9 5 3 REPORTS 5 11 5 3 1 Tr...

Page 7: ...ware 7 13 7 2 6 Replacing the Power Supply Board 7 13 7 2 7 Replacing the Loudspeaker 7 15 7 2 8 Replacing the Print Head Cleaner Electromagnet 7 15 7 2 9 Replacing the Scanning Interline Motor 7 16 7...

Page 8: ...memory which enables operations such as One touch Dialling Speed Code Dialling and Substitute Reception as well as the storage of parameters data and documents This memory is powered by a backup batt...

Page 9: ...BX ITU TS G3 standard CCITT V29 V27ter 2400 4800 7200 9600 bps Half duplex MH MR DFC 155 MH MR MMR DWC155c About 15 s for ITU TS test sheet n 1 Slerexe Letter at 9600 bps in standard resolution Teleph...

Page 10: ...mal and light Bubble ink jet on plain paper ITU TS test sheet n 1 Slerexe Letter about 40 s Capacity 40 sheets of A4 US Letter Legal format weight 70 90g m2 300 x 300 dpi 208 x 290 A4 273 Letter US 34...

Page 11: ...are available and each may be as signed a facsimile or telephone number ID The facsimile machine can be set to receive a document automatically Polling is available both for transmission and receptio...

Page 12: ...utomatic reception the message AUTOMATIC RX is dis played 2 If you want to receive a fax in manual mode press the RX MODE key the message MANUAL RX will be displayed 1 3 3 Using the Facsimile Machine...

Page 13: ...aper support extension 9 Outlet for original documents and documents received or copied 3 Automatic sheet feeder ASF 10 Loudspeaker 4 Paper format adjustment lever 11 Connection sockets 5 Automatic do...

Page 14: ...ONTR S DIAL CLEAR LAST TX REDIAL EXT PAUSE R of which 4 are dual function keys RX STANDBY MODE S DIAL CLEAR LAST TX REDIAL EXT PAUSE and two are triple function keys RESOL CONTR 12 triple function key...

Page 15: ...mits a tone on line for special network services In tone dialling mode emits a tone on line for special network services Scrolls forward through the special characters and sym bols for the user s name...

Page 16: ...PAUSE Inserts a pause in dialling the number of the called party R Enables to access the special functions made available by the network operator and commonly known as REGISTER RE CALL Switches off t...

Page 17: ...ts the enlargement 140 or the reduction 70 of the document to be copied Selects the type of resolution of the document to be copied Selects the type of contrast of the document to be copied COPY Start...

Page 18: ...1 Motors Electromagnet and Loudspeaker Behind the front side Loudspeaker Carriage motor Rear left hand side Paper and scanner motor Fig 2 3 Locating the motors Underneath the scanning plane Fig 2 4 Lo...

Page 19: ...e console receiver sensor under the console Fig 2 5 Locating the paper and printer sensors Fig 2 6 Locating the carriage sensor paper edge sensor Fig 2 7 Locating the paper sensors document sensor und...

Page 20: ...2970 2 3 ELECTRONIC PARTS Figure 2 8 shows the boards assembled on the facsimile machine Fig 2 8 Locating the boards 1 Contact Sensor CIS 2 Power supply board 3 Motherboard 4 Network Control Unit boar...

Page 21: ...o includes the integrated phone circuit Console board with the display Power supply board Optical unit consisting of the scan ner unit and CIS board Printer unit comprising the carriage and the carria...

Page 22: ...the print head for printing both received and copied documents and the modem for controlling the signals to and from the telephone network CPU Modem I O channel controller Image processor to NCU boar...

Page 23: ...3 Volts 72 hour duration 10 CUSTOM COMPONENT ASIC 11 DYNAMIC RAM 512 kbytes 12 SYSTEM BATTERY Lithium 3 volts 5 year duration 1 CARRIAGE MOTOR DRIVER 2 PAPER AND SCANNING MOTOR DRIVER 3 CPU WITH BUILT...

Page 24: ...d speed code dialling numbers the power failure report with the memory erasure report if needed DYNAMIC RAM 512 kbytes this memory contains the compression and decompression buffer the scanning buffer...

Page 25: ...veral versions to suit the specific needs of each country The NCU board also contains the integrated phone circuitry Fig 2 11 Block diagram of a generic NCU board Amplifier Selector relay Line transf...

Page 26: ...the following direct voltages 28 VDC 10 for the motors variable according to the load 24 VDC 2 for CIS and the print head 12 VDC 10 for NCU and logic circuits 12 VDC 10 15 for logic circuits 5 VDC 5 f...

Page 27: ...pply components 1 Prim sec optical coupler 2 Switching controller MOS 3 Fuse 2A 4 Mains connector 5 Mains filter 6 Stabiliser 7 Transformer 8 Diode rectifier 9 24 V regulator 4 3 2 1 6 5 7 8 9 12 V 12...

Page 28: ...nd gold component under the control of the signals that reach an electrical circuit consisting of 50 resistors Fig 2 13 cartridge nozzles electrical circuit sponge Each nozzle generates a drop of ink...

Page 29: ...nd until it strikes the paper on which it makes a dot When the resistor is powered off the bubble collapses quickly drawing from the spongeaquantityofinkequaltotheamount ejected 800 microseconds after...

Page 30: ...nveys them towards a single outlet comprising rear RP and front RA rollers fig 2 14 Fig 2 14 Paper path A single motor able to rotate in both directions can feed the originals clockwise rotation of th...

Page 31: ...ower profile PI at the same time allow the ASF or ADF to come in contact with the RS rollers two oscillating rockers O1 and O2 moved in the shaft rotation which maintain the ADF or ASF in the position...

Page 32: ...nnection between motor M and the cam in detail thus allowing the shaft to rotate 56 0 56 0 Fig 2 19 Paper feeding cycle start Paper feeding conditions in the case of the ADF and in the case of the ASF...

Page 33: ...s to feeler pin T2 neither one of the wheels R1 and R2 of the rocker B2 is engaged with the remaining mechanisms Fig 2 21 Fig 2 21 Original document alignment Subsequently the feeler T2 allows rocker...

Page 34: ...2 23 Fig 2 23 Received or copied document feeding In this case as well during the first 360 of rotation of the CRS cam the paper is aligned against the rear rollers RP Subsequently feeler pin T2 allo...

Page 35: ...SETUP or setting the customization parameters 3 1 PRELIMINARY OPERATIONS 3 1 1 Unpacking the Facsimile Machine Having removed the facsimile machine and the other parts from the packaging check that t...

Page 36: ...ction 3 2 2 and continue with this procedure starting from the next step 3 1 3 Inserting the Paper Support Extension Insert the paper support extension in its slot pushing downward until you hear the...

Page 37: ...otch letting them fall into the tray without bending or forcing them 2 Push the sheets against the left side of the tray using the adjustment lever CAUTION When you need to add paper in the tray inser...

Page 38: ...rip then remove the label covering the nozzles WARNING do not touch the electrical contacts or the print head nozzles In addition if the print head has an interchangeable cartridge do not separate the...

Page 39: ...until you hear it clearly click into position 6 Having inserted the print head close the printer cover WARNING if a disposable print head has been inserted the following message generally appears Set...

Page 40: ...utomatically loads a sheet of paper and starts the nozzle cleaning and checking procedure which ends by printing out the following print chart on the automatically loaded sheet which contains a number...

Page 41: ...rocedure again If the printing quality is still not up to the required standard after the proce dure has been performed three times proceed as follows until a satisfactory print chart is obtained Make...

Page 42: ...Replace the print carriage see section 7 2 15 3 1 6 Connecting to the Telephone Line CAUTION check that the power cable is plugged into the power outlet before connecting the facsimile machine to the...

Page 43: ...he type with multiple sockets in series then the telephone cord must be plugged into the primary socket 3 1 7 Connecting the Handset Insert the handset cord into the fax machine socket bearing the cor...

Page 44: ...ems which represent the operating selections available on the facsimile machine parameters to which a value is to be assigned to make an operating selection the bottom line is used for displaying the...

Page 45: ...values of a parameter scrolling forwards and backwards through those available on the machine or for moving along the characters that make up the parameter value In the latter case the value must then...

Page 46: ...E PASSWORD COUNTRY SET UP SERVICE SWITCHES SYSTEM TEST PRINT SERV SW PRINT PROT DUMP PRINTCOUNTERS ONE TOUCH DIAL TYPE ONE TOUCH NUMBER SPEED OVERSEAS NAME EDIT ANOTHER CODED SPEED DIAL TYPE SPEED NO...

Page 47: ...ce mode f Press to confirm the COUNTRY SETUP item g Select the desired country for example U K and then press the values for the selected country are automati cally loaded then the facsimile machine r...

Page 48: ...y 8 characters 8 T U V key 9 characters 9 W X Y key 0 characters 0 Q Z key characters symbols selected forwards key characters symbols selected backwards each key selects the characters cyclically sta...

Page 49: ...R NUMBER 39 125 524598 Example AUTOMATIC RX 09 05 95 14 58 DIAGNOSTICS F PHONE NUMBER F TYPE YOUR NUMBER z 3 2 4 Setting Up the Telephone Line According to the type of network to which the facsimile m...

Page 50: ...en there is no incoming message SILENCE LAPSE 3 4 6 8 10 NO Display Setting a The facsimile machine is in stand by mode b Access the main menu and select the TEL LINE SETUP submenu of the INSTALLATION...

Page 51: ...e transmission speed 9600 bps 4800 bps HEADER allows the sender to choose how to send the line with his her identification data INT as the internal part of the document to be transmitted in which case...

Page 52: ...7 8 mm 12 mm then it is printed on multiple consecutive sheets otherwise the excess part is lost COPY allows to define print quality when copying HIGH QUAL NORMAL Date and time FORMAT allows to defin...

Page 53: ...ress START to enter service mode e Select the SYSTEM TEST item and press f Select LOAD DEFAULT and press twice the default values for U K SOUTH AFRICA are loaded automati cally in place of those set p...

Page 54: ...tioning of the machine or to adapt it to particular local features Before changing any of the service switch settings it is advisable to print them as described below Setting a The facsimile machine i...

Page 55: ...switches consist of a value ranging from 1 to 3 digits Warning 1 Whenever no value is printed in correspondence with a service switch SWA SWR this means that the value is 0 zero 2 Some of the service...

Page 56: ...m Switch SW01 b i t Function set to 1 set to 0 7 Error code generated YES NO on failed reception Next page sent from the ADF or resent from memory 6 despite bad reception signal YES NO RTN from the re...

Page 57: ...0 0 0 70 70 5 in tone dialling bit 6 5 4 0 0 1 70 140 4 ms ms bit 6 5 4 0 1 0 87 87 bit 6 5 4 0 1 1 120 120 bit 6 5 4 1 0 0 200 200 3 Disable non standard YES NO features NSF 2 Reception 9600 2400 48...

Page 58: ...5 emitted by the receiver NO YES during reception CED 4 Anti echo protect tone YES NO in transmission 3 Reception sensitivity 47 dBm 43 dBm bit 2 1 0 0 35 s 2 Wait time for signal from bit 2 1 0 1 60...

Page 59: ...e bit 7 6 1 1 loose 5 Pause between digits 800 ms 900 ms in pulse dialling 4 Dial pulses bit 4 3 0 0 N 3 N digits dialled bit 4 3 0 1 N 1 bit 4 3 1 0 10 N 2 Pulse dialling frequency 20 p s 10 p s 1 Re...

Page 60: ...t 5 4 0 0 2 s 5 Pause time bit 5 4 0 1 3 s 4 bit 5 4 1 0 4 s bit 5 4 1 1 5 s 3 PAUSE key enabling NO YES 2 Limit to the number of unlimited for 11 s pauses that may be inserted number max bit 1 0 0 0...

Page 61: ...6 1 1 300 640 Hz bit 5 4 3 0 0 0 400 ms 5 bit 5 4 3 0 0 1 800 ms 4 Dialling tone bit 5 4 3 0 1 0 900 ms 3 detection time bit 5 4 3 0 1 1 1200 ms bit 5 4 3 1 0 0 1800 ms bit 5 4 3 1 0 1 2000 ms 2 PSTN...

Page 62: ...mble recognition YES NO during the handshake phase 4 Reserved 128 kbytes 17 kbytes 3 Report always printed YES NO on failed transmission 2 Busy tone seek time 20 s standard after dialling 1 Frequency...

Page 63: ...e bit 5 4 0 0 40 dBm 4 detection bit 5 4 0 1 30 dBm 5 threshold bit 5 4 1 0 26 dBm bit 5 4 1 1 35 dBm 3 R Key function REGISTER REGISTER RECALL RECALL 2 Exit from HOOK mode after 1 h after 1 min 1 Bus...

Page 64: ...e page bit 6 5 1 0 32 min bit 6 5 1 1 unlimited 4 Size of data block 64 bytes 256 bytes packets in ECM 3 Compression method MR MH MH 2 Print chart enabled YES NO 1 Frequency and sequence of Type B Typ...

Page 65: ...7 by pressing the YES NO key disabled 6 Not used 5 Enable remote diagnostics YES NO 4 Set number of rings YES NO 3 Enable pulse mode YES NO during dialling 2 Set silence time detection YES NO 1 FAX T...

Page 66: ...YES NO telephone credit card 3 Reserved 2 Linking between fixed to 1 letters and numeric keys never set to 0 1 Disable second tone NO YES function of HOLD 2 TONE key 0 Enable entry of YES NO sender s...

Page 67: ...ion 2 digits Number of rings before answering 01 10 Switch SWC Format Function max 3 digits First ring detection time in tens of ms 001 255 Switch SWD Format Function max 3 digits Second ring detectio...

Page 68: ...ect lines on a page 00 15 without an error message 00 function disabled Switch SWH Format Function max 2 digits Transmission level code 00 15 in dBm 03 15 for Italy Switch SWI Format Function max 3 di...

Page 69: ...tion max 2 digits Wait time of the tone emitted by the 01 99 sender before alarm to the operator in FAX TEL mode in seconds Switch SWM Format Function max 2 digits Alarm duration 01 99 in FAX TEL mode...

Page 70: ...n pulse dialling in ms with a pulse dialling frequency of 20 p s halve the value used with the 10 p s frequency Switch SWQ Format Function max 2 digits Number of redials 00 99 Switch SWR Format Functi...

Page 71: ...tion from the mains if the self diagnostic test is passed the facsimile machine enters standby mode If instead the self diagnostic test is failed the fax machine shows an error code on the display SYS...

Page 72: ...ollows disconnect and reconnect the fax machine from the power supply socket if the error message persists replace first the rechargeable battery then if the error still persists replace the motherboa...

Page 73: ...mission 05 Incomplete transmission 07 Document too long 08 Document jam 10 Failed or incomplete reception 11 No reception due to memory full 13 Failed polling reception 16 Power failure provides more...

Page 74: ...IS Digital Identification Signal NSC Non Standard Command INITIAL IDENTIFICATION NSF Non Standard Facilities NSS Non Standard Set up TCF Training Check Frame TSI Transmitting Subscriber Identification...

Page 75: ...pt RR Receive Ready CTR Response to CTC ERR Response to EOR MCF Message Confirmation PIN Procedure Interrupt Negative PIP Procedure Interrupt Positive POST MESSAGEANSWERS PPR Partial Page Request RNR...

Page 76: ...protocol dump correspondent 04 03 No connection due to incompatible Print and analyse protocol dump correspondent incompatible confirmation signal 04 04 No connection due to incompatible Print and ana...

Page 77: ...ng TX or RX None 10 00 Text coding error Print and analyse protocol dump at start of message 10 01 No connection due to Print and analyse protocol dump incompatible correspondent 10 02 No reception du...

Page 78: ...nalyse protocol dump correspondent at start of message in ECM 10 11 Page received incorrectly in ECM Print and analyse protocol dump ERR sent 10 12 Busy tone recognized Print and analyse protocol dump...

Page 79: ...e protocol status is presented session by session by means of the following fields TIMER Indicates the times in minutes seconds at which the signals were exchanged during the session LOCAL Indicates t...

Page 80: ...MESSAGE fig 5 2 Fig 5 2 2 If there is a data inconsistency error in any session the LOCAL field contains the message CRC ERROR 3 At the end of the session the FIF indicates the extended code of the re...

Page 81: ...and manually Journal ACTIVITY REPORT printed automatically and manually Power failure report printed automatically only A report is printed by selecting the PRINT OUT REPORT option on the main menu s...

Page 82: ...tion 4 digits Type transaction TX TX ECM RX RX ECM POLL POLL ECM Dialled correspondent s number dialled number Received correspondent s number and name if recorded Id Date Time date and time of start...

Page 83: ...sactions and the information printed is subse quently cleared from the memory or on request by the operator fig 5 6 Fig 5 6 5 3 3 Loss of Mains Power Supply Report When operating conditions are restor...

Page 84: ...ument was damaged the same report as in fig 5 8 is printed with the addition of data pertaining to the last 16 receptions fig 5 9 Fig 5 9 if power was lost after a substitute reception and the documen...

Page 85: ...602E52970 5 15 Fig 5 10 if power was lost after a substitute reception and the received document is not damaged no report is printed n...

Page 86: ...AM TEST ALIGNMENT TEST AGING TEST NOZZLES TEST FIRMWARE RELEASE CLEANING LOAD DEFAULT PRINT CHART SCANNER SHADING ASF TEST KEYBOARD TEST ADF TEST DISPLAY TEST SYSTEM TEST MSG CARRIAGE TEST MODEM TEST...

Page 87: ...of the scale and detect the value of its length from 0 to 15 Subtract 5 from the value to give the correct value A e Enter the detected value as xx in order to adjust the print left margin and press...

Page 88: ...602E52970 6 3 Fig 6 1 Fig 6 2...

Page 89: ...ollowing chart is printed out see fig 6 3 Fig 6 3 The chart consists of 1 a numbered scale for checking the flow of ink with the nozzles numbered from 01 to 50 2 a message providing the result of the...

Page 90: ...with a soft dry cloth then reinsert the print head and repeat the NOZZLES TEST If another faulty circuit is indicated reinsert the print head several times until the fault has been eliminated if the f...

Page 91: ...tween them the groups alternate in lines corresponding to the central nozzle on the print head number 25 in area 7 dark grey and light grey patterns are printed forming a uniform strip that is without...

Page 92: ...602E52970 6 7 Fig 6 4 line 1 line 10 line 12 line 11 area 6 area 6 area 6 area 6 area 2 area 3 area 5 area 4 area 7 area 8 area 9...

Page 93: ...PER ERROR appears on the display 6 1 5 ADF TEST This test MUST be carried out after replacing the feeder rollers or the scanner unit Setting Display a The facsimile machine is in standby mode b Get ac...

Page 94: ...ally set in place of the current ones clearing the static RAM and thus deleting all data reports set by the user 6 1 7 SCANNER SHADING This test MUST be carried out after replacing the scanner unit mo...

Page 95: ...csimile machine is in standby mode b Get access to the system test menu and select the CARRIAGE TEST option c Press the carriage starts moving from right to left and gradually increases its field of m...

Page 96: ...cking the Direct Voltages 1 Remove the power supply NCU assembly see section 7 2 3 without disconnect ing it from the motherboard 2 Measure the direct voltages at connector J2 on the power supply boar...

Page 97: ...t in the cartridge runs out the display shows the following message OUT OF INK to prompt the operator to replace the ink cartridge if the print head is of the rechargeable type replace the entire prin...

Page 98: ...ine automatically starts the nozzle cleaning and testing procedure see section 3 1 5 step 7 If it is not the sheet of paper is unloaded WARNING Do not touch the inked area 7 1 3 Replacing the Print He...

Page 99: ...cable from the mains socket and tilt the printer cover 2 Remove the print head and clean the electrical contacts using a dry cotton swab see figure 7 1 Warning Do not touch the printing nib Fig 7 1 3...

Page 100: ...e mains socket and flip open the printer lid 2 Remove the print head and move the carriage against the left side figure 7 3 Fig 7 3 3 Clean the print head cleaning pad using a dry cotton swab fig 7 4...

Page 101: ...iodically 1 Unplug the power cord from the mains socket and flip open the printer cover 2 Move the print head against the left side then lift the optical unit screen acting on the right side lever fig...

Page 102: ...re the facsimile as refer enced in paragraph 7 2 21 Before starting to disassemble the facsimile machine unplug the power cable from the wall outlet and the telephone line 7 2 1 Wirings Figures 7 7 an...

Page 103: ...ker Handset TEL Telephone Answering Device LINE Telephone Line CONSOLE BOARD NCU BOARD Display POWER SUPPLY BOARD MOTHERBOARD Document sensor Paper edge sensor Carriage motor Interline scanning motor...

Page 104: ...lug and remove it from the casing 2 Release the casing from the base flexing outward and lifting upward the points indicated in order in the figure Fig 7 9 Fig 7 9 3 Lift the casing upwards and flip i...

Page 105: ...se 1 Disassemble the casing see sect 7 2 2 2 Release the outlet C flexing it upward with both hands then rotating it forward Fig 7 11 Fig 7 11 3 Put the fax machine in the vertical position and remove...

Page 106: ...ward and disconnect earthing leads C then remove the base from the body of the machine Fig 7 13 C C Fig 7 13 5 Free all wires from their fastening and disconnect them from the underlying board Fig 7 1...

Page 107: ...he rear tabs A of the base are properly inserted in the corresponding slots F Fig 7 15 Fig 7 15 7 2 4 Replacing the Motherboard and the NCU Board 1 Remove the base sect 7 2 3 2 Remove screen S releasi...

Page 108: ...then separate the boards Fig 7 17 1 8 Fig 7 17 4 Once the motherboard has been replaced perform the LOAD DEFAULT see sect 6 1 7 ALIGNMENT TEST see sect 6 1 1 and SCANNER SHADING see sect 6 1 8 proced...

Page 109: ...ters and the list of one touch dial and speed dialling numbers 2 Flip the basement upside down steps 1 through 4 of sect 7 2 3 and replace the EPROM Fig 7 19 Fig 7 19 3 PerformtheLOADDEFAULT seesect 6...

Page 110: ...Fig 7 20 3 Disconnect the power supply cable from the terminal board M then unscrew the screw V compress pin P and remove the power supply board from their guide G Fig 7 21 9 0 3 Fig 7 21 Caution Whi...

Page 111: ...ct 7 2 3 2 Remove loudspeaker A from its housing by extracting it downward fig 7 22 Fig 7 22 7 2 8 Replacing the Print Head Cleaner Solenoid 1 Disassemble the base see sect 7 2 3 2 Flip over the fax m...

Page 112: ...ider C spring M armature A E M starting from the head cleaner Fig 7 24 7 0 0 Fig 7 24 7 2 9 Replacing the Scanning Interline Motor 1 Disassemble the base see sect 7 2 3 2 Removebracket A andextractroc...

Page 113: ...omatic switch A flexing the two sides of the structure and taking care not to rip the wires from the sensor Fig 7 26 0 0 Fig 7 26 4 Release the two bushings B and rotate them forward then extract the...

Page 114: ...7 18 602E52970 5 Remove the five screws V and remove the paper tray assembly Fig 7 28 9 9 9 9 Fig 7 28 6 Remove the two screws V and retrieve the motor Fig 7 29 Fig 7 29...

Page 115: ...paper freeing lever L before the paper shifter roller shaft Fig 7 30 Fig 7 30 reassemble the paper shifter roller shaft with cams C facing downward and rockers B positioned so as to be able to oscill...

Page 116: ...sition the two springs M of the automatic inserter above the paper shifter roller shaft so as to be able to re latch them easily Fig 7 32 0 0 Fig 7 32 position lever L inside the notch T of the cam Fi...

Page 117: ...ing the Carriage Motor 1 Disassemble the base see sect 7 2 3 2 Disconnect the belt from sprocket P of the motor Fig 7 34 3 Fig 7 34 3 Rotate the motor counter clockwise until it is released from the l...

Page 118: ...the two tabs A then extract it rightward Fig 7 36 Fig 7 36 Caution When reassembling ensure that the pad is properly inserted within its guides G Fig 7 36 7 2 12 Replacing the Carriage 1 Disassemble...

Page 119: ...C from the driving rollers Fig 7 38 Fig 7 38 4 Extract the two screws V and flip frame T forward then disconnect the belt from the motor sprocket and flex the sides of the frame to release the guide...

Page 120: ...he carriage from the guide shaft and disconnect the belt from the carriage Fig 7 40 Fig 7 40 Caution During re assembly ensure that bushings B of the forward roller shaft have not come out of their ho...

Page 121: ...Fig 7 42 7 2 13 Replacing the Forward Driving Rollers 1 Perform steps 1 through 4 of the procedure in sect 7 2 12 2 Remove left bushing B from its housing then extract the shaft leftward Fig 7 43 Fig...

Page 122: ...gh 4 of the procedure in section 7 2 9 2 Replace elastic rings A covering the paper shifter rollers Fig 7 44 Fig 7 44 7 2 15 Replacing Rear Driver Rollers 1 Perform steps 1 through 4 of the procedure...

Page 123: ...ve bracket A and extract lever L with the related mechanisms Fig 7 46 Fig 7 46 4 Release spring M and move the carriage against the left side to be able to remove the lid of the optical unit A forward...

Page 124: ...utions ensure the left support of the shaft is properly re latched to the side reassemble the paper freeing lever L before the paper shifter roller shaft Fig 7 30 reassemble the paper shifter roller s...

Page 125: ...aft see sect 7 2 15 2 Unscrew the two screws V then remove the unit by pushing it downward Fig 7 49 9 9 Fig 7 49 7 2 17 Replacing the Document Sensor 1 Perform steps 1 through 3 of the procedure in se...

Page 126: ...ps 1 through 5 of the procedure in section 7 2 9 2 Flip the fax machine over and release lid C of the sensor by flexing its latch F Fig 7 51 Fig 7 51 3 Take the fax machine back to the starting positi...

Page 127: ...ing the Console Board 1 Disassemble the casing see sect 7 2 2 2 Unscrew the eight screws indicated by the arrows and flip over the board Fig 7 53 Fig 7 53 3 Disconnect flat cable F of the display from...

Page 128: ...ure that the two levers L are properly inserted in their housings Fig 7 55 Fig 7 55 7 2 20 Replacing the Display 1 Disassemble the console board see sect 7 2 19 2 Release the display from latch F and...

Page 129: ...ocedure 1 Remove the motherboard unplug the short pin P see fig 7 42 and plug it again after one second to be sure that the dynamic memory has been cleared Fig 7 42 2 Reassemble the motherboard and co...

Page 130: ...602E52970 8 1 8 OPTIONAL DEVICES The facsimile machine offers the following optional features Back to back connection Connecting the telephone answering device or an emergency phone set...

Page 131: ...connect the two facsimile machines with a telephone cable plugged into the LINE socket on each machine fig 8 1 Fig 8 1 8 2 CONNECTING THE TELEPHONE ANSWERING DEVICE OR AN EMERGENCY PHONE SET 1 Plug t...

Page 132: ...ephone answering device press the RX MODE key until the display reads RX SEGR FAX Caution To guarantee the proper operation of the TAD ensure the value of the silence time SWO software parameter sect...

Page 133: ...Spare parts catalogue REF PART DESCRIPTION 1 602E52970 DFC155 DWC155c...

Page 134: ...BLY Page 3 CASING 4 BASE AND ELECTRONICS BOARD 6 INTERNALMECHANISM1 8 INTERNALMECHANISM2 9 INTERNALMECHANISM3 10 INTERNALMECHANISM4 11 INTERNALMECHANISM5DFC155 12 INTERNALMECHANISM5DWC155c 13 INTERNAL...

Page 135: ...Spare parts catalogue REF PART DESCRIPTION 3 602E52970 ASSEMBLY DFC155 DWC155c...

Page 136: ...00177 123N00175 110N00814 117N01215 FULL CABIN GROUP DFC155 FULL CABIN GROUP DWC155c TELEPHONE GROUP PAPER SUPPORT CABIN DFC155 CABIN DWC155c NUMERIC KEY BUNCH FUNCTION KEY BUNCH STARTKEY HOOKKEY STOP...

Page 137: ...Spare parts catalogue REF PART DESCRIPTION 5 602E52970 CASING 9 3 5 6 7 8 12 11 10 13 16 20 17 19 18 15 14 4 DFC155 DWC155c...

Page 138: ...NCU BOARD BELGIUM NCU BOARD FINLAND NCU BOARD HOLLAND NCU BOARD NORWAY NCU BOARD PORTUGAL MAIN BOARD DFC155 MAIN BOARD DWC155c EPROM DFC155 EPROM DWC155c ALI SWITCHING BOARD POWER SUPPLY BOARD MYLAR D...

Page 139: ...Spare parts catalogue REF PART DESCRIPTION 7 602E52970 BASE AND ELECTRONICS BOARDS DFC155 DWC155c 7 8 6 5 4 3 2 1...

Page 140: ...alogue 8 REF Part DESCRIPTION 602E52970 1 2 3 4 12N00981 38N00248 130N00845 1N00277 1N00278 TRANSPORT MOTOR GROUP PAPER EXIT GUIDE SPEAKER GROUP FRAME DFC155 FRAME DWC155c 1 3 2 4 DFC155 DWC155c INTER...

Page 141: ...00062 127N00982 9N00991 11N00403 7N00729 7N00730 38N00249 23N00612 TENSIONING BELT GROUP PAPER FEED COMMAND SLIDE PAPER FEED MOTOR GROUP COMPRESSION SPRING DELECTION LEVER GROUP GEAR T 70 37 GEAR T 35...

Page 142: ...ER FEED COMMAND SLIDE GEAR T 24 GEAR T 55 20 GEAR T 18 Pcs 2 SCANNING FEEDING GEAR T 20 26 FRICTION WASHER FEEDING SWITCHING LEVER GROUP 10N00063 7N00731 7N00732 7N00733 7N00734 28N00238 11N00404 1 2...

Page 143: ...11 602E52970 1 2 3 4 130N00846 130N00847 42N00071 42N00072 21N00068 21N00069 TOP SENSOR GROUP ADF SENSOR GROUP CLEANER GROUP DFC155 CLEANER GROUP DWC155c CAPPING GROUP DFC155 CAPPING GROUP DWC155c DF...

Page 144: ...8N00250 54N00041 130N00848 9N00993 22N00958 9N00994 2N01550 BUSH FOR PAPER FEED SHAFT GROUP RIGHT GROUND SPRING SCANNER C I S MYLARFORC I S PAPERFEEDSHAFTTOTALASSY PAPER CONVEYOR GROUP TOP SENSOR COVE...

Page 145: ...41 130N00848 9N01000 22N00963 9N00994 22N00964 2N01550 BUSH FOR PAPER FEED SHAFT GROUP RIGHT GROUND SPRING SCANNER C I S MYLARFORC I S PAPERFEEDSHAFTTOTALASSY PAPER CONVEYOR GROUP TOP SENSOR COVER LEF...

Page 146: ...0 11 12 13 14 15 16 1 2 3 4 5 6 7 DFC155 DWC155c INTERNAL MECHANISM 6 TRANSPORT GROUND SPRING TRANSPORT SUPPORT CARRIAGEBELT CARRIAGESHAFT PULLEY TENSIONING BRAKET BELT TENSIONING SPRING IDLE PULLEY B...

Page 147: ...Spare parts catalogue REF PART DESCRIPTION 15 602E52970 INTERNAL MECHANISM 6 DFC155 DWC155c 8 9 10 11 12 13 14 16 15...

Page 148: ...60N00013 60N00014 2N01552 60N00015 2N01554 2N01553 9N00999 LEFT FLANK GROUP ASF PAPER BOX GROUP ADF PAPER BOX GROUP RIGHT FLANK PAPERBOXSEPARATOR C I S PAPER CONTRAST DFC155 C I S PAPER CONTRAST DWC15...

Page 149: ...Spare parts catalogue REF PART DESCRIPTION 17 602E52970 1 2 22N00962 13N00373 ADF ASF SHAFT ASSEMBLY ADF ASF BUSH FOR SHAFT 1 2 INTERNAL MECHANISM 8 DFC155 DWC155c...

Page 150: ...Spare parts catalogue 18 REF Part DESCRIPTION 602E52970 PART NUMBER INDEX DFC155 DWC155c...

Page 151: ...1 10 11N00404 10 28N00238 10 7N00733 10 38N00249 9 11N00403 9 7N00730 9 10N00062 9 10N00063 10 9N00991 9 54N00041 12 13 38N00250 12 13 9N00997 14 23N00612 9 62N00144 12 13 2N01554 16 23N00611 9 12N009...

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Summary of Contents for DFC155

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