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602E52970

2-13

2.3.3 Block Diagram of the Network Control Unit Board

The NCU (Network Control Unit) board acts as the physical interface with the

telephone line. The NCU board is available in several 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.

Call

detector

Current

detector

Handset

TAD

Selector and

modem-line

connection relay

Motherboard

Telephone line

Telephone-line

connection relay

Receiver

detector

relay

Telephone

circuit

Содержание DFC155

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

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

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

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

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

Страница 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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Xerox DFC155, Руководство по обслуживанию и список запасных частей

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