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Panasonic KX-FLM652CX, Service Manual

The Panasonic KX-FLM652CX is a versatile all-in-one printer that combines printing, scanning, copying, and faxing functionalities. To assist you in making the most of this product, we offer a comprehensive Service Manual and user manual for free download from manualshive.com. Empower yourself with the detailed instructions to optimize your experience with this exceptional device.

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15.4. LOW VOLTAGE POWER SUPPLY BOARD (PCB6)

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KX-FLM652CX LOW VOLTAGE SCHEMATIC DIAGRAM (PCB6)

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268

Summary of Contents for KX-FLM652CX

Page 1: ...005 Panasonic Communications Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law KX FLM652CX for Asia and Middle Near East Multi Function Laser Fax ORDER NO KMF0512917CE ...

Page 2: ...HE MAIN MOTOR 58 5 20 HOW TO REMOVE THE FUSER UNIT 59 5 21 HOW TO REMOVE THE CIS 60 5 22 NOTE FOR ASSEMBLING 61 5 23 INSTALLATION POSITION OF THE LEAD 62 6 TROUBLESHOOTING GUIDE 63 6 1 USER RECOVERABLE ERRORS 63 6 2 PROGRAMMING AND LISTS 65 6 3 TEST FUNCTIONS 69 6 4 PROBLEMS WITH PC SOFTWARE 73 6 5 REMOTE PROGRAMMING 74 6 6 TROUBLESHOOTING DETAILS 84 7 CIRCUIT OPERATIONS 155 7 1 CONNECTION DIAGRAM...

Page 3: ... DIGITAL BOARD 2 PCB1 258 14 3 DIGITAL BOARD 3 PCB1 260 14 4 ANALOG BOARD PCB2 262 15 SCHEMATIC DIAGRAM 264 15 1 OPERATION BOARD PCB3 264 15 2 MOTOR DRIVER BOARD PCB4 266 15 3 HIGH VOLTAGE POWER SUPPLY BOARD PCB5 267 15 4 LOW VOLTAGE POWER SUPPLY BOARD PCB6 268 15 5 EXIT SENSOR BOARD PCB7 269 15 6 DRUM AND TONER SENSOR BOARD PCB8 269 15 7 VARISTOR BOARD PCB9 269 15 8 MEMO 270 16 PRINTED CIRCUIT BO...

Page 4: ...lease be careful not to heat too long PbF solder will tend to splash if it is heated much higher than its melting point approximately 1100 F 600 C If you must use Pb solder on a PCB manufactured using PbF solder remove as much of the original PbF solder as possible and be sure that any remaining is melted prior to applying the Pb solder When applying PbF solder to double layered boards please chec...

Page 5: ...ds control shafts bottom frame etc Note Some exposed parts may be isolated from the chassis by design These will read infinity 4 If the measurement is outside the specified limits there is a possibility of a shock hazard 1 4 FOR SERVICE TECHNICIANS ICs and LSIs are vulnerable to static electricity When repairing the following precautions will help prevent recurring malfunctions 1 Cover the plastic...

Page 6: ...times 1 7 PERSONAL SAFETY PRECAUTIONS 1 7 1 MOVING SECTIONS OF THE UNIT Be careful not to let your hair clothes fingers accessories etc become caught in any moving sections of the unit The moving sections of the unit are the rollers and a gear There is a separation roller and a document feed roller which are rotated by the document feed motor A gear rotates the two rollers Be careful not to touch ...

Page 7: ...the power supply unit Therefore always unplug the AC power cord before disassembling for service 1 7 3 LASER BEAM AND FUSER UNIT SECTION The printer of this unit utilizes a laser Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure The fuser unit is inside of the unit and gets hot Do not touch it when removing the ...

Page 8: ...n a person For instance clothes rubbing together can damage electric elements or change their electrical characteristics In order to prevent static electricity touch a metallic part that is grounded to release the static electricity Never touch the electrical sections such as the power supply unit etc 8 KX FLM652CX ...

Page 9: ...e ring detection Integrated Telephone System Monitor speaker Voice muting Redialing function 322 Station telephone directory Caller ID service This unit is compatible with the Caller ID service offered by your local telephone company To use this unit s Caller ID features you must subscribe to Caller ID service Important This unit will only display the caller s telephone number and name This unit w...

Page 10: ... 290 W Maximum Approx 950 W When the fuser lamp turns on Power Supply 220 240V AC 50 60 Hz Fax Memory Capacity Approx 150 pages of memory transmission Approx 170 pages of memory reception Based on ITU T No 1 Test Chart in standard resolution Laser diode properties Laser output Max 5 mW Wave length 760 nm 800 nm Emission duration Continuous Print Speed 14 ppm page per minute Printing Resolution 600...

Page 11: ...3 INSTALLATION 3 1 LOCATION OF CONTROLS 3 1 1 OVERVIEW 11 KX FLM652CX ...

Page 12: ...busy when you make a phone call using the MONITOR button the unit will automatically redial the number up to 5 times To insert a pause during dialling HANDSET MUTE To mute your voice to the other party during a conversation Press again to resume the conversation FLASH To access special telephone services or for transferring extension calls MONITOR To initiate dialling HELP To print helpful informa...

Page 13: ...e caller information STOP To stop an operation or programming session To delete a character from names and telephone numbers To return to a previous step during operation FAX START SET To start sending or receiving a fax To store a setting during programming COPY START To copy a document 13 KX FLM652CX ...

Page 14: ...or an extension telephone Remove the stopper if attached 4 Answering machine not included Note To avoid malfunction do not position the fax machine near appliances such as TVs or speakers which generate an intense magnetic field If any other device is connected to the same telephone line this unit may disturb the network condition of the device If you use the unit with a computer and your internet...

Page 15: ... Pentium 300 MHz or faster RAM Windows 98 24 MB 32 MB or more recommended Windows Me 32 MB 64 MB or more recommended Windows 2000 64 MB or more Windows XP 1 128 MB or more Other Hardware CD ROM drive Hard disk drive with at least 100 MB of available space USB interface 1 Multi Function Station software does not work with Windows XP Professional x64 Edition 64bit a new version of Windows XP Profess...

Page 16: ...be less than 5 meters Using a longer cord may reduce the voltage or cause malfunctions Avoid direct sunlight Do not install near devices which contain magnets or generate magnetic fields Do not subject the unit to strong physical shock or vibration Keep the unit clean Dust accumulation can prevent the unit from functioning properly To protect the unit from damage hold both sides when you move it D...

Page 17: ...he slots on the unit The paper stacker can hold up to approximately 100 sheets of printed paper Remove the printed paper before the paper stacker becomes full 3 4 3 DOCUMENT STACKER Pull the document stacker forward gently until it clicks into place then press the center part of the document stacker to open the document stacker extender 17 KX FLM652CX ...

Page 18: ...it 2 Pull the tension plate forward and attach the paper tray cover then push the tension plate back Note Do not place the unit in an area where the paper tray may be obstructed i e by a wall etc Keep this surface away from walls etc more than 50 mm 1 31 32 to let the unit cool down 18 KX FLM652CX ...

Page 19: ...To remove the paper tray Pull the paper tray forward in the direction of the arrow 19 KX FLM652CX ...

Page 20: ... See the note for paper specifications The unit is set for A4 size paper by default If you want to use letter or legal size paper change the setting feature 380 1 Before inserting a stack of paper fan the paper to prevent paper jams 2 Pull the tension plate forward 3 Remove the paper tray cover 4 Pinch the right side of the recording paper guides then slide it open to its full width 20 KX FLM652CX...

Page 21: ... readjust the paper or the paper may jam 6 Adjust the width to the size of the recording paper by sliding the right side of the guides 7 Attach the paper tray cover 8 Push the tension plate back Note When you use letter or legal paper change the recording paper size to LETTER or LEGAL feature 380 21 KX FLM652CX ...

Page 22: ...ostatically charged paper Badly curled creased or torn paper Paper with a coated surface Paper with a faint image Paper with printing on the opposite side that can be seen through the other side i e newspaper Note for the auto document feeder Check that ink paste or correction fluid has dried completely To set the document with a width of less than 210 mm we recommend using a copy machine to copy ...

Page 23: ...ead of pressing the dial keys you can select characters using or 1 Press repeatedly to display the desired character Characters will be displayed in the following order 1 Uppercase letters 2 Number 3 Symbol 4 Lowercase letters If you press the order will be reversed 2 Press to insert the character 3 Return to step 1 to enter the next character 23 KX FLM652CX ...

Page 24: ...3 4 9 SETTING YOUR LOGO The logo can be your company division or name 24 KX FLM652CX ...

Page 25: ... contains a photosensitive drum Exposing it to light may damage the drum Once you have opened the protection bag Do not expose the drum unit to light for more than 5 minutes Do not touch or scratch the green drum surface Do not place the drum unit near dust or dirt or in a high humidity area Do not expose the drum unit to direct sunlight Do not unplug the fax machine Loss of fax documents in memor...

Page 26: ...eplace the toner cartridge and the drum unit at the same time skip to step 7 5 Turn the two levers on the used toner cartridge firmly until the triangles match 6 Remove the used cartridge from the drum unit The toner may stick to the cartridge and the drum unit Be careful when handling Do not drop the toner on the green drum surface Put the used toner cartridge into the protection bag 26 KX FLM652...

Page 27: ...ner cartridge into the drum unit vertically 8 Firmly press down the toner cartridge to snap into position 9 Turn the two levers on the toner cartridge firmly 10 Make sure that the triangles match to install the toner cartridge correctly If the lower glass is dirty clean it with a soft and dry cloth 27 KX FLM652CX ...

Page 28: ... drum and toner unit by holding the tabs 12 Close the front cover by pushing down on both sides until locked While the unit displays PLEASE WAIT do not open the front cover or disconnect the power cord 28 KX FLM652CX ...

Page 29: ... you are not sure what the drive letter is for your CD ROM drive use Windows Explorer and look for the CD ROM drive The installation will start 3 When the setup program starts follow the on screen instructions 4 When the Setup Type dialog box appears select Standard then click Next Readiris OCR software and Device Monitor will also be installed 5 When the Connect Type dialog box appears select Con...

Page 30: ... testing to determine if the problem originates from the transmitter receiver or the telephone line 4 Determine causes Determine the causes of the equipment problem by troubleshooting 5 Equipment repairs Repair or replace the defective parts and take appropriate measures at this stage to ensure that the problem will not recur 6 Confirm normal operation of the equipment After completing the repairs...

Page 31: ...LER P 53 2 Paper Feed Roller Ref No 154 3 months 7 years 100 000 documents Refer to HOW TO REMOVE THE PICK UP UNIT P 48 3 ADF Separation Rubber Ref No 35 3 months 7 years 100 000 documents Refer to HOW TO REMOVE THE SEPARATION RUBBER P 51 4 ADF Exit Roller Ref No 34 3 months 7 years 100 000 documents Refer to HOW TO REMOVE THE SEPARATION RUBBER P 51 5 Pick up Roller Ref No 108 3 months 7 years 100...

Page 32: ...otates in the direction shown in the figure The gears of fixing and developing parts are driven by the GEAR IDLER 67 The GEAR PAPER FEED ROLLER drives the roller The GEAR CLUTCH runs idle and GEAR PICKUP PAPER is still 32 KX FLM652CX ...

Page 33: ...recording paper is pressed by the PICKUP ROLLER and the top paper is separated and fed Even the SOLENOID is turned OFF it can not stop on the way of a turn because the tip of LEVER PICK UP CLUTCH is on the CAM of GEAR PICKUP PAPER When the tip of LEVER PICK UP CLUTCH returns to CAM s home position the GEAR CLUTCH RING is unhooked then the GEAR PICKUP PAPER is stopped 33 KX FLM652CX ...

Page 34: ...f contact between the separation roller and the separation pad through the document feed roller then the document is fed there separately The document feed roller carries the document and the CIS reads it through the glass The document is exited through the document feed roller 34 KX FLM652CX ...

Page 35: ...y pattern appear on the original document when sending or copying Caution Be careful when handling the toner and drum unit Do not use paper products such as paper towels or tissues to clean inside of the unit 1 Disconnect the power cord and the telephone line cord 2 Lift open the front cover holding OPEN 3 Clean the document separation roller with a cloth moistened with isopropyl rubbing alcohol a...

Page 36: ...cloth moistened with isopropyl rubbing alcohol and let all parts dry thoroughly Clean the upper glass with a soft and dry cloth 6 Push back the inner cover 7 Remove the drum and toner unit by holding the two tabs 8 Clean the lower glass with a soft and dry cloth 36 KX FLM652CX ...

Page 37: ...9 Reinstall the drum and toner unit by holding the tabs 10 Close the front cover by pushing down on both sides until locked 11 Reconnect the power cord and the telephone line cord 37 KX FLM652CX ...

Page 38: ...s follows 1 Lift open the front cover holding OPEN 2 Hold the center part of the front cover and pull open the inner cover Do not touch the transfer roller 3 Remove the jammed document carefully 4 Push back the inner cover 5 Close the front cover by pushing down on both sides until locked 38 KX FLM652CX ...

Page 39: ... 4 7 RECORDING PAPER JAMS The display will show the following 4 7 1 When the recording paper has jammed near the drum and toner unit 1 Lift open the front cover holding OPEN 2 Remove the jammed paper carefully by pulling it toward you Do not touch the transfer roller 39 KX FLM652CX ...

Page 40: ... front cover by pushing down on both sides until locked 4 7 2 When the recording paper has jammed near the recording paper exit 1 Lift open the front cover holding OPEN 2 Remove the paper tray cover 40 KX FLM652CX ...

Page 41: ...he jammed paper to pull free from the rear cabinet 4 Lift both green levers forward until they stop 5 Remove the jammed paper from the fuser unit by pulling it upwards carefully then install the drum and toner unit 6 Push back the levers to the original position 41 KX FLM652CX ...

Page 42: ...n both sides until locked 8 Pull the tension plate forward then re insert the recording paper Before re inserting make sure to fan and straighten the recording paper 9 Attach the paper tray cover then push back the tension plate 42 KX FLM652CX ...

Page 43: ... the following 1 Pull the tension plate forward then remove the paper tray cover Remove the recording paper 2 Re insert the recording paper Attach the paper tray cover then push back the tension plate Before re inserting make sure to fan and straighten the recording paper 43 KX FLM652CX ...

Page 44: ...5 DISASSEMBLY INSTRUCTIONS 44 KX FLM652CX ...

Page 45: ...OW TO REMOVE THE PICK UP UNIT P 48 A3 HOW TO REMOVE THE PICK UP ROLLER P 49 A4 HOW TO REMOVE THE OPERATION BOARD P 50 A5 HOW TO REMOVE THE LOWER FRAME P 51 A6 HOW TO REMOVE THE SEPARATION RUBBER P 51 A7 HOW TO REMOVE THE TRANSFER ROLLER P 52 A8 HOW TO REMOVE THE SEPARATION ROLLER P 53 45 KX FLM652CX ...

Page 46: ...HIGH VOLTAGE POWER BOARD P 55 B4 HOW TO REMOVE THE LASER UNIT P 55 B5 HOW TO REMOVE THE SOLENOID P 57 B6 HOW TO REMOVE THE LOW VOLTAGE POWER BOARD P 56 B7 HOW TO REMOVE THE SOLENOID P 57 B8 HOW TO REMOVE THE HANDSET HOLDER P 57 B9 HOW TO REMOVE THE MAIN MOTOR P 58 B10 HOW TO REMOVE THE FUSER UNIT P 59 C1 HOW TO REMOVE THE CIS P 60 46 KX FLM652CX ...

Page 47: ...5 3 HOW TO REMOVE THE OPERATION PANEL ASS Y 47 KX FLM652CX ...

Page 48: ...5 4 HOW TO REMOVE THE PICK UP UNIT 48 KX FLM652CX ...

Page 49: ...5 5 HOW TO REMOVE THE PICK UP ROLLER 49 KX FLM652CX ...

Page 50: ...5 6 HOW TO REMOVE THE OPERATION BOARD 50 KX FLM652CX ...

Page 51: ...5 7 HOW TO REMOVE THE LOWER FRAME 5 8 HOW TO REMOVE THE SEPARATION RUBBER 51 KX FLM652CX ...

Page 52: ...5 9 HOW TO REMOVE THE TRANSFER ROLLER 52 KX FLM652CX ...

Page 53: ...5 10 HOW TO REMOVE THE SEPARATION ROLLER 53 KX FLM652CX ...

Page 54: ...5 11 HOW TO REMOVE THE BOTTOM PLATE 5 12 HOW TO REMOVE THE ANALOG BOARD 54 KX FLM652CX ...

Page 55: ...5 13 HOW TO REMOVE THE HIGH VOLTAGE POWER BOARD 5 14 HOW TO REMOVE THE LASER UNIT 55 KX FLM652CX ...

Page 56: ...5 15 HOW TO REMOVE THE FAN UNIT 5 16 HOW TO REMOVE THE LOW VOLTAGE POWER BOARD 56 KX FLM652CX ...

Page 57: ...5 17 HOW TO REMOVE THE SOLENOID 5 18 HOW TO REMOVE THE HANDSET HOLDER 57 KX FLM652CX ...

Page 58: ...5 19 HOW TO REMOVE THE MAIN MOTOR 58 KX FLM652CX ...

Page 59: ...5 20 HOW TO REMOVE THE FUSER UNIT 59 KX FLM652CX ...

Page 60: ...5 21 HOW TO REMOVE THE CIS 60 KX FLM652CX ...

Page 61: ...5 22 NOTE FOR ASSEMBLING 5 22 1 FCC DIGITAL BOARD 5 22 2 DOCUMENT STACKER 5 22 3 THERMOSTAT 61 KX FLM652CX ...

Page 62: ...5 23 INSTALLATION POSITION OF THE LEAD 62 KX FLM652CX ...

Page 63: ...e document Copying has stopped due to a lack of recording paper or recording paper jam See the other displayed message instructions to continue copying The inside of the unit is extremely cold and cannot be operated Use the unit in a warmer area While the unit cannot be operated the received documents are temporarily stored into the memory and will be printed out automatically when the unit warms ...

Page 64: ...ull of received documents due to a lack of recording paper or a recording paper jam Install paper or clear the jammed paper The toner life is complete Replace the toner cartridge immediately The toner life is near to an end Replace the toner cartridge as soon as possible A transmission error occurred Try again The inside of the unit is cold Let the unit warm up Wait for a while The fax message was...

Page 65: ... listed in the Operating Instructions and are available to the user The special programs are only those listed here and not displayed to the user In both the User and Service Modes there are Set Functions and Test Functions The Set Functions are used to program various features and functions and the Test Functions are used to test the various functions The Set Functions are accessed by entering th...

Page 66: ... OFF 1 2 2 See P 69 553 Monitor on FAX communication select 1 OFF 2 PHASE B 3 ALL 1 3 1 Sets whether to monitor the line signal with the unit s speaker during FAX communication or not 554 Modem test See P 69 555 Scan check See P 69 556 Motor test 0 See P 69 557 LED test See P 69 558 LCD test See P 69 561 KEY test See P 69 570 BREAK select 1 61 2 67 1 2 1 Sets the break of pulse dialing according P...

Page 67: ...1 Adjusts the speed to start training during FAX transmission Refer to P 119 718 Receive speed selection 1 14400BPS 2 12000BPS 3 9600BPS 4 7200BPS 5 4800BPS 6 2400BPS 1 6 1 Adjusts the speed to start training during FAX reception Refer to P 120 721 Pause tone detect 1 ON 2 OFF 1 2 2 Selects the tone detection for pause in dialing 722 Redial tone detect 1 ON 2 OFF 1 2 2 Sets the tone detection mode...

Page 68: ...ce Mode 550 when you want to reset the all setting data keeping the user information 2 Execute Service Mode 710 to clear the user information in case that Main Unit is recycled Note Please restart a power supply after clearing a memory 68 KX FLM652CX ...

Page 69: ...00bps 25 1100Hz 22 2100Hz START ROM CHECK Service Mode 5 5 1 Indicates the version and checks the sum of the ROM START LCD CHECK Service Mode 5 5 8 Checks the LCD indication Illuminates all the dots to check if they are normal START DTMF SINGLE TEST Service Mode 5 5 2 Outputs the DTMF as single tones Used to check the frequencies of the individual DTMF tones Refer to DTMF SINGLE TONE TRANSMIT SELE...

Page 70: ...t No VOX None None T Paper top T Paper detect No paper None None None None M MP Tray M Paper detect No paper None None None None None None None None PRINT TEST PATTERN Service Mode 8 5 2 1 Press 852 then the SET key in the service mode 2 As PATNO is displayed on the LCD enter the test pattern No and press the SET key 3 When No is displayed on the LCD enter the printing number and press the SET key...

Page 71: ...6 3 1 DTMF SINGLE TONE TRANSMIT SELECTION Note After performing this check do not forget to turn the setting off otherwise dialing in DTMF signal will not work 6 3 2 BUTTON CODE TABLE 71 KX FLM652CX ...

Page 72: ...03 These print test patterns are just image printing and different from actual ones When it is required to judge the print quality compare with the printing of a nondefective machine 6 3 3 PRINT TEST PATTERN 72 KX FLM652CX ...

Page 73: ...your computer directly If the USB cable is more than 2m the unit may not function properly Make sure you have installed the latest Service Pack available for the version of Windows installed on your computer See the Microsoft web site for details Confirm the BIOS setting of your computer and select USB port mode Please refer to your computer operating instructions or consult the manufacturer If yo...

Page 74: ...the service list code 999 from the customer s fax machine Based on this the parameters for the desired codes can be changed The procedure for changing and listing parameters is described on ENTERING THE REMOTE PROGRAMMING MODE AND CHANGING SERVICE CODES P 75 Also before exiting the remote programming mode it is advisable to obtain a new list to confirm that the changes were made correctly Hint Sin...

Page 75: ...6 5 1 ENTERING THE REMOTE PROGRAMMING MODE AND CHANGING SERVICE CODES CROSS REFERENCE PROGRAM MODE TABLE P 76 75 KX FLM652CX ...

Page 76: ...DUCTION 1 ON 2 OFF ON OK 434 Remote FAX activation code 1 ON 0 OFF ON CODE 9 NG 435 AUTO DISCONNECTION 1 ON 0 OFF ON CODE 0 OK 436 SILENT FAX RING COUNT 3 9 3 OK 437 MEMORY RECEPTION ALERT 1 ON 2 OFF ON OK 438 FRIENDLY RECEPTION 1 ON 2 OFF ON OK 442 PCFAX SETTING 1 OFF 2 ALWAYS 3 CONNECTED OFF OK 459 SET FAX DEFAULT NO NG 6 5 2 2 SERVICE FUNCTION Code Function Set Value Default Remote Setting 501 ...

Page 77: ... data NG 717 Transmit speed select 1 14400bps 2 12000bps 3 9600bps 4 7200bps 5 4800bps 6 2400bps 14400bps OK 718 Receive speed select 1 14400bps 2 12000bps 3 9600bps 4 7200bps 5 4800bps 6 2400bps 14400bps OK 721 Pause tone detect 1 ON 2 OFF OFF OK 722 Redial tone detect 1 ON 2 OFF OFF OK 763 CNG detect time for friendly reception 1 10s 2 20s 3 30s 30s OK 771 T1 timer 1 35s 2 60s 35s OK 774 T4 time...

Page 78: ...6 5 3 USER MODE The list below is an example of the SYSTEM SETUP LIST the unit prints out Note The above values are the default values 78 KX FLM652CX ...

Page 79: ...6 5 4 SERVICE MODE SETTINGS Example of a printed out list Note The above values are the default values 79 KX FLM652CX ...

Page 80: ...6 5 5 HISTORY Note See the following descriptions of this report Item No 1 49 are corresponding to the listed items in DESCRIPTIONS OF THE HISTORY REPORT P 81 80 KX FLM652CX ...

Page 81: ...unit 10 TIME The shows the very first month date year and time set by the user after they purchased the unit 11 USAGE TIME The amount of time the unit has been powered ON 12 FACTORY NOW This shows how many days from factory production until the user prints out this history list 13 TEL MODE The amount of time the TEL mode setting was used 14 FAX MODE The amount of time the FAX mode setting was used...

Page 82: ...ns the unit received a fax message in the FAX mode 37 MAN RCV Means the unit received a fax message by manual operation 38 FRN RCV Means the unit received a fax message by friendly signal detect 39 Not used 40 RMT DTMF Means the unit detected DTMF Remote Fax activation code entered remotely 41 PAL DTMF Means the unit detected DTMF Remote Fax activation code entered by a parallel connected telephon...

Page 83: ... 62 The replacement number of the maintenance kit The number is counted based on the service 670 83 KX FLM652CX ...

Page 84: ...xpressions for the same problem as they are not a technician or engineer Using your experience test the problem area corresponding to the claim Also returns from a customer or dealer often have a claim tag For these cases as well you need to determine the problem Test the unit using the simple check list on SIMPLE CHECK LIST P 86 Difficult problems may be hard to determine so repeated testing is n...

Page 85: ...t initialization about 3 seconds and the other is the long initialization about 10 seconds The short initialization makes the unit enter the standby mode The long initialization makes the unit enter the standby mode after cleaning or detecting the rest of toner 85 KX FLM652CX ...

Page 86: ...6 6 4 SIMPLE CHECK LIST Note Check according to the service code referring to TEST FUNCTIONS P 69 86 KX FLM652CX ...

Page 87: ... terminal Check the high voltage terminal Failed the high voltage power supply board Go to HIGH VOLTAGE SECTION P 148 Dirty the recording paper path Clean the recording paper path 5 BLACK PRINT P 100 Failed drum unit Replace drum unit Failed LSU Go to LSU SECTION P 145 Failed the high voltage terminal Check the high voltage terminal Failed the high voltage power supply board Go to HIGH VOLTAGE SEC...

Page 88: ...lace the separation rubber Failed the gear Check the gear Failed the engine motor Go to ENGINE MOTOR P 143 Failed the paper feed sensor lever Check the regist sensor paper top sensor lever Failed the paper feed sensor 5 THE RECORDING PAPER JAM P 107 PAPER JAMMED ON THE LCD Dirty or failed the pressure roller Clean or replace the pressure roller Dirty or failed the heat roller Clean or replace the ...

Page 89: ... ADF Go to SKEW ADF P 112 The cause of scanner glass Problem with the other FAX machine 4 THE RECEIVED FAX DATA IS SKEWED P 113 The cause of printing Go to SKEW ADF P 112 Problem with the other FAX machine 5 THE RECEIVED OR COPIED DATA IS EXPANDED P 114 Dirty or failed the drive roller at ADF Clean or replace the drive roller Dirty or failed the document feed roller at ADF Clean or replace the doc...

Page 90: ...r sensor lever Failed the paper sensor Go to PAPER SENSOR OUT OF PAPER P 189 5 COVER OPEN on the LCD Failed the top cover open switch lever Replace the top cover open switch lever Failed the top cover open switch Go to TOP COVER OPEN SWITCH P 187 6 CALL SERVICE 1 on the LCD The polygon motor of LSU is unusually Check the connector and LSU and the digital board 7 CALL SERVICE 2 on the LCD The laser...

Page 91: ...use distinction code and BB DD and FF show their temperature Cause distinction code 01 means that it did not reach 56 C within 22 seconds since the heater was turned ON 03 means that it did not reach the secondary stabilizing temperature 160 C within 35 seconds from 56 C 04 means that it became T2 40deg 120 C or below after T2 the secondary stabilizing temperature 160 C The heater has burnt out 05...

Page 92: ...6 6 6 1 CALL SERVICE 1 CALL SERVICE 1 means that the polygon motor inside the LSU does not rotate The rotation of the polygon motor is detected by IC604 48pin XREADY 92 KX FLM652CX ...

Page 93: ...E 2 means that the synchronous signal out of the LSU cannot be detected The synchronous signal out of the LSU is detected by IC 604 59pin XHSYNC Note As for the Pulse waveform of the above flow chart see the timing chart 93 KX FLM652CX ...

Page 94: ...r does not rise up to or exceed a constant temperature The temperature is monitored with the thermistor inside the fuser and detected with the voltage input into IC 604 21pin When Call Service 3 is occurred the cause can be distinguished Refer to P 83 for details 94 KX FLM652CX ...

Page 95: ...un or the running of the FAN cannot be detected normally The running of the FAN is detected by IC 600 P16pin CALL SERVICE 4 is displayed when it detects NG five times continuously After repairing copy five times If CALL SERVICE 4 is displayed check again 95 KX FLM652CX ...

Page 96: ...6 6 7 PRINT 6 6 7 1 GHOST IMAGE CROSS REFERENCE HIGH VOLTAGE SECTION P 148 POWER SUPPLY BOARD SECTION P 152 96 KX FLM652CX ...

Page 97: ...6 6 7 2 DARK OR WHITE VERTICAL LINE Note When wiping the lower glass reflecting mirror and LSU lens use a dry and soft cloth CROSS REFERENCE LSU SECTION P 145 97 KX FLM652CX ...

Page 98: ...6 6 7 3 DARK OR WHITE HORIZONTAL LINE CROSS REFERENCE HIGH VOLTAGE SECTION P 148 98 KX FLM652CX ...

Page 99: ...6 6 7 4 DIRTY OR HALF DARKNESS BACKGROUND CROSS REFERENCE HIGH VOLTAGE SECTION P 148 99 KX FLM652CX ...

Page 100: ...6 6 7 5 BLACK PRINT CROSS REFERENCE HIGH VOLTAGE SECTION P 148 LSU SECTION P 145 100 KX FLM652CX ...

Page 101: ...6 6 7 6 LIGHT PRINT CROSS REFERENCE HIGH VOLTAGE SECTION P 148 101 KX FLM652CX ...

Page 102: ...6 6 7 7 BLACK DENSITY IS LIGHT OR UNEVEN CROSS REFERENCE HIGH VOLTAGE SECTION P 148 102 KX FLM652CX ...

Page 103: ...6 6 7 8 BLANK PRINT 6 6 7 9 BLACK OR WHITE POINT 103 KX FLM652CX ...

Page 104: ...6 6 8 RECORDING PAPER FEED 6 6 8 1 MULTIPLE FEED 6 6 8 2 THE RECORDING PAPER IS WAVED OR WRINKLED 104 KX FLM652CX ...

Page 105: ...6 6 8 3 SKEW 105 KX FLM652CX ...

Page 106: ...6 6 8 4 THE RECORDING PAPER DOES NOT FEED CROSS REFERENCE SENSOR SECTION P 140 MOTOR SECTION P 143 106 KX FLM652CX ...

Page 107: ...SENSOR P 188 When the recording paper jam is occurred the service mode 630 distinguishes the cause 0 No Paper Jam 1 Failed pick up 2 The paper top sensor is not turned OFF although the fixed time had passed since the sensor was turned ON 6 6 8 5 THE RECORDING PAPER JAM 107 KX FLM652CX ...

Page 108: ...ed ON 4 The paper eject sensor is not turned OFF although the fixed time had passed since it was turned ON 5 The register sensor paper top sensor or paper exit sensor was turned ON before the motor started to rotate 6 The register sensor paper top sensor chattered 7 The paper exit sensor chattered 108 KX FLM652CX ...

Page 109: ...6 6 8 6 BACK SIDE OF THE RECORDING PAPER IS DIRTY CROSS REFERENCE HIGH VOLTAGE SECTION P 148 109 KX FLM652CX ...

Page 110: ...6 6 9 ADF Auto document feed SECTION 6 6 9 1 NO DOCUMENT FEED DOCUMENT JAM and MULTIPLE DOCUMENT FEED CROSS REFERENCE SENSOR SECTION P 140 110 KX FLM652CX ...

Page 111: ...CROSS REFERENCE MOTOR SECTION P 143 111 KX FLM652CX ...

Page 112: ...6 6 9 2 SKEW ADF 112 KX FLM652CX ...

Page 113: ...6 6 9 3 THE SENT FAX DATA IS SKEWED CROSS REFERENCE SKEW ADF P 112 6 6 9 4 THE RECEIVED FAX DATA IS SKEWED CROSS REFERENCE SKEW P 105 113 KX FLM652CX ...

Page 114: ...6 6 9 5 THE RECEIVED OR COPIED DATA IS EXPANDED 114 KX FLM652CX ...

Page 115: ...6 6 9 6 BLACK OR WHITE VERTICAL LINE IS COPIED 115 KX FLM652CX ...

Page 116: ...6 6 9 7 AN ABNORMAL IMAGE IS COPIED CROSS REFERENCE CIS Contact Image Sensor SECTION P 146 116 KX FLM652CX ...

Page 117: ...ng is also possible Troubleshooting Problem with the service line or with the transmitter s fax Refer to RECEIVE PROBLEM P 120 4 The fax completely fails to transmit or receive Copying is also possible Troubleshooting Problem with the electric circuit Refer to THE UNIT CAN COPY BUT CANNOT TRANSMIT RECEIVE P 121 5 The fax fails either to transmit or receive when making a long distance or an interna...

Page 118: ...6 6 10 1 DEFECTIVE FACSIMILE SECTION 6 6 10 1 1 TRANSMIT PROBLEM CROSS REFERENCE CLEANING THE INSIDE OF THE UNIT P 35 ADF Auto document feed SECTION P 110 OPERATION PANEL SECTION P 139 118 KX FLM652CX ...

Page 119: ... IS A TRANSMIT PROBLEM Note 596 Transmit level set represents a service code Refer to the SERVICE FUNCTION TABLE P 66 717 Transmit speed select represents a service code Refer to the SERVICE FUNCTION TABLE P 66 119 KX FLM652CX ...

Page 120: ...hooting Is the recording paper installed properly Refer to the next page Note 596 Transmit level set represents a service code Refer to the SERVICE FUNCTION TABLE P 66 718 Receive speed select represents a service code Refer to the SERVICE FUNCTION TABLE P 66 120 KX FLM652CX ...

Page 121: ... case MEMORY FULL and its main cause for example OUT OF PAPER are displayed on the LCD Accordingly by solving the main problem MEMORY FULL can be canceled and the receiving problem can solved Please refer to USER RECOVERABLE ERRORS P 63 for the above items Also when it actually becomes a hardware deformity please check each sensor 6 6 10 1 4 THE UNIT CAN COPY BUT CANNOT TRANSMIT RECEIVE CROSS REFE...

Page 122: ...information about a communication but the other two journal reports provide different information on the same item communication HOW TO READ JOURNAL REPORTS Example 1 Look at NO 01 in the JOURNAL If you want to know about the details about that item see NO 01 in the JOURNAL 2 and the JOURNAL 3 You can get the following information MODE Fax transmission RCV MODE TEL TX SPEED 9 6 kbps RESOLUTION sta...

Page 123: ...how many times the trigger has been used For example 0003 means three times No Display Function 1 FAX MODE Means the unit received a fax message in the FAX mode 2 MAN RCV Means the unit received a fax message by manual operation 3 RMT DTMF Means the unit detected DTMF Remote Fax activation code entered remotely 4 PAL DTMF Means the unit detected DTMF Remote Fax activation code entered by a paralle...

Page 124: ... EQM means Eye Quality Monitor Used only at the factory 9 ERROR LINE RX When an error occurs while receiving a fax this shows the number of error lines 10 MAKER CODE This shows a 2 digit code of the other party s fax machine brand 0E KX model 00 Unknown 79 UF model 19 Xerox model 6 6 11 2 JOURNAL 3 Description 6 6 11 3 PRINTOUT EXAMPLE 124 KX FLM652CX ...

Page 125: ...125 KX FLM652CX ...

Page 126: ...tted to PRI Q 8 51 COMMUNICATION ERROR RCV PIN is transmitted 8 52 COMMUNICATION ERROR RCV Reception is finished when the T1 TIMER expires 9 53 ERROR NOT YOUR UNIT POL RX DCN is received after DIS transmission 10 54 ERROR NOT YOUR UNIT RCV DCN is received after DIS transmission 11 58 COMMUNICATION ERROR RCV DCN is received after FTT transmission 13 64 COMMUNICATION ERROR POL RX Polling is not poss...

Page 127: ...2 Change the TX speed RX speed Service code 717 718 refer to SERVICE FUNCTION TABLE P 66 Note If the problem remains see the following Countermeasure flow chart 127 KX FLM652CX ...

Page 128: ...CROSS REFERENCE TEST FUNCTIONS P 69 128 KX FLM652CX ...

Page 129: ...CROSS REFERENCE TEST FUNCTIONS P 69 129 KX FLM652CX ...

Page 130: ...CROSS REFERENCE TEST FUNCTIONS P 69 130 KX FLM652CX ...

Page 131: ...CROSS REFERENCE TEST FUNCTIONS P 69 131 KX FLM652CX ...

Page 132: ...132 KX FLM652CX ...

Page 133: ...133 KX FLM652CX ...

Page 134: ...CROSS REFERENCE TEST FUNCTIONS P 69 134 KX FLM652CX ...

Page 135: ...izes and checks each IC The ROM IC602 SDRAM IC601 G A IC604 and MODEM IC607 are checked If initialization fails for the ICs the system will not boot up In this case please find the cause as follows CROSS REFERENCE NG EXAMPLE P 221 POWER SUPPLY BOARD SECTION P 152 135 KX FLM652CX ...

Page 136: ...gnal is output to the telephone line The signal mainly flowing on this route is analog You can trace the signal with an oscilloscope The signal flow on each route is shown in the Check Sheet here If you find a specific problem in the unit for example if you cannot communicate with the H S trace that signal route locally with the following Check Sheet and locate the faulty point 6 6 13 1 CHECK SHEE...

Page 137: ...test in the ITS or the NCU section and locate a defective point where the signal disappears on each route between the handset microphone and telephone line sending or between the telephone line and the handset speaker receiving or between the microphone and the telephone line sending or between the telephone line and the speaker receiving Check the components at that point CHECK SHEET P 136 is use...

Page 138: ...ION 1 The FAX turns on but does not arrive through TAM CROSS REFERENCE TAM INTERFACE SECTION P 174 2 A FAX is received but won t switch from TAM to FAX CROSS REFERENCE ANALOG BOARD SECTION P 136 TAM INTERFACE SECTION P 174 138 KX FLM652CX ...

Page 139: ...6 6 13 4 OPERATION PANEL SECTION Refer to TEST FUNCTIONS P 69 1 NO KEY OPERATION 2 NO LCD INDICATION CROSS REFERENCE TEST FUNCTIONS P 69 139 KX FLM652CX ...

Page 140: ...circuit description Perform an SENSOR CHECK to determine if the sensor is operating correctly 1 Check the document sensor CHECK DOCUMENT 2 Check the paper feed sensor REMOVE DOCUMENT 3 Check the hook switch 4 Check the cover open switch COVER OPEN 140 KX FLM652CX ...

Page 141: ...5 Check the DRUM sensor CHECK DRUM 6 Check the regist sensor FAILED PICKUP 7 Check the paper sensor OUT OF PAPER 8 Check the exit switch PAPER JAMMED 141 KX FLM652CX ...

Page 142: ...r the following check remove the drum from the main body set it again and close the cover then perform that check during initializing operation Refer to SENSORS AND SWITCHES SECTION P 185 CROSS REFERENCE SENSORS AND SWITCHES SECTION P 185 142 KX FLM652CX ...

Page 143: ...6 6 13 6 MOTOR SECTION 6 6 13 6 1 ENGINE MOTOR 143 KX FLM652CX ...

Page 144: ...6 6 13 6 2 ADF MOTOR 144 KX FLM652CX ...

Page 145: ...6 6 13 7 LSU SECTION CROSS REFERENCE LSU Laser Scanning Unit SECTION P 183 145 KX FLM652CX ...

Page 146: ...6 6 14 CIS Contact Image Sensor SECTION CROSS REFERENCE TEST FUNCTIONS P 69 146 KX FLM652CX ...

Page 147: ...uses to output high voltage from each terminal so be careful not to touch them The sound Pi Pi Pi warns that the high voltage is outputting 7 When the measurement is finished push the STOP button The high voltage output is stopped 8 Repeat the items No 5 7 until the measurement is finished 9 When the measurement is finished turn OFF the TOP cover SW Output voltage of each terminal No BIAS Name Spe...

Page 148: ...6 6 16 HIGH VOLTAGE SECTION 148 KX FLM652CX ...

Page 149: ...149 KX FLM652CX ...

Page 150: ...150 KX FLM652CX ...

Page 151: ... the High Voltage Probe HV PROBE 9014 of HIOKI electric co or the equivalent should be used As for the tester FLUKE 85 III multi meter or the equivalent should be used Be careful not to touch the terminals during adjustment because the high voltage is used 151 KX FLM652CX ...

Page 152: ...withstanding voltage test intentional short circuit test etc Caution If you find a melted fuse in the unit do not turn on the power until you locate and repair the faulty parts except for the fuse otherwise the fuse will melt again and you cannot pinpoint the faulty point In most cases the symptom is that nothing is output It is more likely that the fault is in the primary side rather than the sec...

Page 153: ...6 6 17 2 TROUBLESHOOTING FLOW CHART 153 KX FLM652CX ...

Page 154: ...154 KX FLM652CX ...

Page 155: ...7 CIRCUIT OPERATIONS 7 1 CONNECTION DIAGRAM 155 KX FLM652CX ...

Page 156: ...contains all of the program instructions on the unit operations 4 Synchronous Dynamic RAM IC601 This memory is used for Program working and Image processing 5 Modem IC607 Performs the modulation and the demodulation for FAX communication Detect the CALLER ID signal 6 Read Section CIS Unit to read transmitted documents CIS Unit connected to Digital Board Scan data is converted by Analog Front End o...

Page 157: ...5V and 24V to the digital unit and controls the HEATER 12 High Voltage Power Supply Board Supplies bias need for the printing operation bias of the Drum developing and transcription 13 Fixing Unit Composed heat lamp thermistor and thermal fuse 157 KX FLM652CX ...

Page 158: ...C B TO LINE TO EXT_TEL DRIVER THERMISTER PICKUP SOLENOID DC FAN OPC G A 256Mbit SDRAM HANDSET SPEAKER TO AC230V HEAT LAMP 800W PCB0 PAPER SENSOR EXIT SENSOR REGIST SENSOR 28 33 6K MODEM ANALOG ASIC DOCUMENT SENSOR PAPER FEED SENSOR SCAN MOTOR DRIVER DRUM DETECT TONER SENSOR 28 224 MHz 32bit CPU DSP RTC COVER OPEN SW THERMISTER AFE USB 5V 16MHz 32KHz Print DATA DRIVER P C B 10 11 2 158 KX FLM652CX ...

Page 159: ...RMISTER HAISHI SENSOR CN614 TO LASER PAPER SENSOR CN613 TO OPE CN606 TO SMPS RESET DSP 1 8V REG IC605 3 3V 5V 1 8V CN615 TO POLYGON CN607 TO HVPS CN618 TO ANALOG CN610 TO ENGINE MOTOR PRINT DATA INT CS SDCLK CS INT CS LINE IN OUT SCANNER I F PRINTER I F G P I O CN604 TO FAN REAR A D LSU I F MOTOR I F GPIO SENSOR ANALOG ASIC I F OPE HVPS CTRL AFE IC610 SCAN MOTOR DRIVER CN608 TO SCAN MOTOR REGIST S...

Page 160: ...ELECT OUTPUT B12 SPIDO O 3 3V AFE INTERFACE B13 GPIO 7 O 3 3V NOT USED B14 GPIO 4 I 3 3V 5V torelant NOT USED B15 GPIO 1 I 3 3V 5V torelant MODEM INTERRUPT INPUT B16 GPIO 36 O 3 3V NOT USED B17 TDI I 3 3V 5V torelant JTAG INTERFACE B18 TRST I 3 3V 5V torelant JTAG INTERFACE C1 SBA 8 O 3 3V SYSTEM ADDRESS BUS 8 C2 SBA 7 O 3 3V SYSTEM ADDRESS BUS 7 C3 SBA 6 O 3 3V SYSTEM ADDRESS BUS 6 C4 SBD 14 I O ...

Page 161: ...LF G4 VDD33 3 3V POWER SOURCE G7 VSS18 GND GND G8 VSS33 GND GND G9 VSS33 GND GND G10 VSS33 GND GND G11 VSS33 GND GND G12 VSS18 GND GND G15 VDD33 3 3V POWER SOURCE G16 PRIO 7 O 3 3V OUTPUT PORT PVDATA3 G17 PRIO 8 O 3 3V OUTPUT PORT CIDRLY G18 PRIO 9 O 3 3V OUTPUT PORT SPMUTE H1 SMOT 5 O 3 3V NOT USED H2 SD 3 O 3 3V CCD INTERFACE H3 SMOT 4 O 3 3V OUTPUT PORT SN_MNL H4 VSSA33 GND GND H7 VSS33 GND GND...

Page 162: ... M9 VSS33 GND GND M10 VSS33 GND GND M11 VSS33 GND GND M12 VSS18 GND GND M15 VDD33 3 3V POWER SOURCE M16 PRIO 22 O 3 3V NOT USED M17 PRIO 23 I 3 3V 5V torelant INPUT PORT VOX M18 PRIO 24 I 3 3V 5V torelant INPUT PORT DRUM N1 DDP I O 3 3V 5V torelant USB INTERFACE N2 VDDUA18 1 8V POWER SOURCE N3 VSSUA18 GND GND N4 VSSSW GND GND N15 VDD33 3 3V POWER SOURCE N16 PRIO 25 I 3 3V 5V torelant NOT USED N17 ...

Page 163: ... 3 3V NOT USED U5 CCDCLK 4 O 3 3V CIS INTERFACE U6 CCDCLK 1 O 3 3V CIS INTERFACE U7 DA 5 O 3 3V SDRAM ADDRESS BUS 5 U8 DA 8 O 3 3V SDRAM ADDRESS BUS 8 U9 DA 12 O 3 3V SDRAM ADDRESS BUS 12 U10 DQM 1 O 3 3V SDRAM DQMU SIGNAL U11 DD 9 I O 3 3V SDRAM DATA BUS 9 U12 DA 1 O 3 3V SDRAM ADDRESS BUS 1 U13 DA 10 O 3 3V SDRAM ADDRESS BUS 10 U14 DBA 0 O 3 3V SDRAM BANK ADDRESS BUS 0 U15 DCAS O 3 3V SDRAM CAS ...

Page 164: ...OT USED 29 SENIN2 IOP12 O 3 3V NOT USED 30 SENIN3 IOP13 O 3 3V NOT USED 31 OMT0 OP60 O 3 3V NOT USED 32 OMT1 OP61 O 3 3V NOT USED 33 OMT2 OP62 O 3 3V NOT USED 34 OMT3 OP63 O 3 3V NOT USED 35 OMT4 OP64 O 3 3V NOT USED 36 VSS GND GND 37 3 3V 3 3V POWER SOURCE 3 3V 38 XIN_PLL I 3 3V CRYSTAL 16MHz INPUT 39 XOUT_PLL O 3 3V CRYSTAL 16MHz OUTPUT 40 TEST1 I 3 3V NOT USED 41 HTRCTL O 3 3V HEATER CONTROL 42...

Page 165: ... NOT USED 100 SMT0 OP70 O 3 3V SCANNER MOTOR CONTROL 101 SMT1 OP71 O 3 3V SCANNER MOTOR CONTROL 102 SMT2 OP72 O 3 3V SCANNER MOTOR CONTROL 103 SMT3 OP73 O 3 3V SCANNER MOTOR CONTROL 104 SMT4 OP74 O 3 3V NOT USED 105 SMT5 OP75 O 3 3V NOT USED 106 SMT6 OP76 O 3 3V SCANNER MOTOR CONTROL 107 SENCTL2 IOP02 O 3 3V OUTPUT PORT SEN_LED 108 VSS GND GND 109 3 3V 3 3V POWER SOURCE 3 3V 110 SENIN8 IOP20 O 3 3...

Page 166: ... 3 3V WR SIGNAL 136 DB0 I O 3 3V DATA BUS 0 137 DB1 I O 3 3V DATA BUS 1 138 DB2 I O 3 3V DATA BUS 2 139 DB3 I O 3 3V DATA BUS 3 140 DB4 I O 3 3V DATA BUS 4 141 DB5 I O 3 3V DATA BUS 5 142 DB6 I O 3 3V DATA BUS 6 143 DB7 I O 3 3V DATA BUS 7 144 3 3V 3 3V POWER SOURCE 3 3V 166 KX FLM652CX ...

Page 167: ...it Operation When the power switch is turned ON power is supplied to the RTC inside IC604 At this time the voltage at pin 128 of the IC604 is 3 3V When the power switch is turned OFF the BAT600 supplies power to RTC through DA600 When the power switch is OFF and the voltage of 3 3V decreases pin 128 of RTC IC604 becomes roughly the same voltage as the battery voltage RTC goes into the backup mode ...

Page 168: ...og image data which is received from the telephone line passes through the NCU section and enters pin 29 of the modem IC607 The signals that enter pin 29 of the modem IC607 are demodulated in the board to digital image signals then placed on the data bus In this case the image signals from the telephone line are transmitted serially Hence they are placed on the bus in 8 bit units Here the internal...

Page 169: ... DATA Data input 21 EXTOUT Ext amp input 4 VDD Logic power supply 22 LINEOUT Line amp output 5 VOXOUT VOX output 23 LINEIN Line amp input 6 VOXDET VOX detection adjustment 24 MODEMTXIN MODEM TX amp input 7 VOXIN VOX input 25 MODEMTXOUT MODEM TX amp output 8 VSS Logic ground 26 NC Not used 9 NC Not used 27 TONEIN Tone amp input 10 ROUT2 HS receiver amp output 2 28 NC Not used 11 ROUT1 HS receiver a...

Page 170: ... control signals transmitted to the analog section are output mainly from G A IC604 and the analog status is stored as data in G A IC604 2 Circuit Operation NCU Network Control Unit the NCU comprises of the following DC loop forming circuit to connect with the telephone line Switching circuit for other interconnected telephones Bell detection circuit Side tone circuit Remote fax activation circuit...

Page 171: ... 4 A 3 A 2 A 1 D 0 1 2 3 MUTE2 MUTE1 0 1 2 3 4 5 6 7 8 0 3 20 30 0 6 12 DET 20 EVOL0 EVOL2 EVOL1 TONE VOX Modem Python TXM TXP RX HSMIC 4 3 2 1 16 15 14 13 12 11 10 9 8 7 6 5 18 17 21 22 23 24 25 26 27 28 29 30 19 20 31 32 33 34 35 36 1 2 3 4 5 6 7 8 1 1 0 9 6 1 4 1 25 26 29 32 DECODER LATCH OUT IN GND DET VCC 5 4 3 2 1 IC207 IC209 IC208 171 KX FLM652CX ...

Page 172: ...en the first and second rings of the bell signal The data from the telephone exchange is a modem signal which is modulated in an FSK Frequency Shift Keying format Data 0 is a 1200 Hz sine wave and data 1 a 2200 Hz sine wave There are two type of the message format which can be received i e the single data message format and multiple data message format The multiple data format allows to transmit t...

Page 173: ...tween the IC204 2 pin and 3 pin and a side tone results because the balance cannot be maintained completely at all frequencies in the audio range some side tone always occur 7 4 7 REMOTE FAX ACTIVATION CIRCUIT 1 Function Another telephone connected to same line activates the unit to the FAX mode by using a DTMF signal 2 Signal Path Refer to CHECK SHEET P 136 7 4 8 TAM INTERFACE CIRCUIT This circui...

Page 174: ... 1 4 TAM INTERFACE SECTION 1 Function When TAM is connected to this unit the unit receives documents for FAX calls or the external TAM records a voice message automatically 2 Circuit Operation The TAM INTERFACE circuit consists of transformer T200 amplifier IC204 analog ASIC IC209 MODEM IC607 to detect the other party CNG signal and RLY200 to separate EXT TAM a CNG signal detection circuit The CNG...

Page 175: ... a low level and the transistor Q602 turns on This applies voltage to the LED to light it The contact image sensor is driven by each of the SI CLK signals output from IC600 and the original image illuminated by the LED undergoes photoelectric conversion to output an analog image signal SIG The analog image signal is input to IC611 Pin20 and converted into 4 bit data by the A D converter IC611 Then...

Page 176: ...r printing 2 Motor operation Excitation pulses is output from G A IC604 pins 119 120 121 and 122 Then stepping pulses are output from driver IC IC50 pin No 2 7 8 and 13 and drives the motor coil During motor driving pin 123 of G A IC604 becomes a low level As a result a current of about 1A are supplied to the motor coil DRIVE MODE FUNCTION MODE PHASE PATTERN SPEED CURRENT PRINT 2 phase 951pps 1A 1...

Page 177: ...7 7 1 2 ENGINE MOTOR DRIVE CIRCUIT 177 KX FLM652CX ...

Page 178: ...g motor driving pin 106 of ASIC IC604 becomes a high level and Q618 Q613 turns ON As a result 24V is supplied to the motor coil Stepping pulses are output from ASIC IC604 pins 100 101 102 103 causing driver IC610 pins 16 13 to drive the motor coil The motor coil is energized sequentially in 2 phase increments which causes a 1 step rotation A 1 step rotation feeds 0 065mm of document paper 178 KX F...

Page 179: ...N MODE PHASE PATTERN SPEED SCAN FAX STANDARD 2 phase 579pps SCAN FAX COPY FINE PHOTO 2 phase 579pps SCAN FAX COPY SUPER FINE 1 2 phase 579pps SCAN FAX COPY PHOTO WITH TEXT 2 phase 579pps SCAN DOC PREFEED EJECT 2 phase 579pps STAND BY ALL PHASE OFF 179 KX FLM652CX ...

Page 180: ...s used to radiate heat in the unit The signal level at pin 92 94 of IC600 becomes high the FAN is activated In this case the pulse signal as shown below input to pin 91 of IC604 and the rotation of the FAN is detected 180 KX FLM652CX ...

Page 181: ...e After printing is finished it rotates at low speed Approx 2200 rpm when the temperature of the unit goes up over a fixed one or depending on the number of printed papers frequency While the fan is rotating at high speed the voltage of Approx 21 V is supplied to the fan however while rotating at low speed the supply voltage is decreased to Approx 12V Each signal wave is as follows 1 High speed ro...

Page 182: ...t controls the pick up clutch The solenoid is designed to be driven by 24V driven by IC600 H3 pin Diode D603 protects Q610 from backward voltage when the solenoid is driven Mode IC606 149 pin SOLENOID ON high level SOLENOID OFF low level 182 KX FLM652CX ...

Page 183: ...7 10 LSU Laser Scanning Unit SECTION 183 KX FLM652CX ...

Page 184: ...184 KX FLM652CX ...

Page 185: ...B PS601 Register FAILED PICKUP Digital PCB PS600 Paper OUT OF PAPER Exit Sensor PCB PS1 Exit PAPER JAMMED Toner Sensor PCB SW1 IC1 Dev Toner Set TONER EMPTY TONER LOW CHECK DRUM Analog PCB SW200 Hook Note See TEST FUNCTIONS SENSOR CHECK SECTION for the sensor test 815 of Service Mode test Refer to TEST FUNCTIONS P 69 7 11 1 HOOK SWITCH When the handset is raised the switch is turned OFF and the si...

Page 186: ...r turns ON and the input signal of IC101 19pin becomes a low level Photo transistor Signal IC101 19pin Document Set OFF High level No Document ON Low level 7 11 3 PAPER FEED SENSOR The Sensor detects the front edge of the document When a document is detected the switch turns ON and the input signal of IC605 74pin becomes a low level When there is no document the switch turns OFF and the input sign...

Page 187: ...ches turns OFF and the input signal of IC604 97pin becomes a low level Switch Signal IC604 97 pin Close ON Low level Open OFF High level 7 11 5 DRUM SENSOR The Switch detects whether the OPC unit is set or not When there is the DRUM unit the input signal of IC604 16pin becomes a high level When there is no DRUM unit the input signal of IC604 16pin becomes a low level Signal IC600 M18 pin DRUM Set ...

Page 188: ... passing through the photo transistor turns ON and the input signal of IC604 113pin becomes a low level When there is no recording paper the shelter plate closes the sensor light the photo transistor turns OFF and the input signal of IC604 113pin becomes a high level Photo transistor Signal IC605 5 pin No Recording Paper OFF High level Recording Paper Regist ON Low level 188 KX FLM652CX ...

Page 189: ...605 35 pin Recording Paper Set OFF Low level No Recording Paper ON High level 7 11 8 PAPER EXIT SENSOR PAPER JAMMED The sensor detects whether the recording paper exit out or noy When there is no recording paper at the position of the sensor the shelter plate closes the sensor light the photo transistor fot tarus OFF and the input signal of IC604 27pin becomes high level When the recording paper r...

Page 190: ...he drum unit is new or old should be judged by detecting the turn delay of Mixing Paddle Toner detection sensor When shipping the drum unit the mixing paddle gear is set to the position that has the space of more than one turn max 600 After the main motor starts when the toner detection signal is not varied within the fixed time max 4 5 sec the drum unit is found new 190 KX FLM652CX ...

Page 191: ...191 KX FLM652CX ...

Page 192: ... put on the pendulum of Mixing Paddle The pendulum is pushed up by the Mixing Paddle then it falls down by its own weight The rotation speed of paddle is set slower than the one of pendulum which falls down by its own weight When the toner is still left the pendulum falls and stops on the toner then pushed by the paddle it starts to rotate When no toner is left the pendulum falls to the bottom Con...

Page 193: ...W signal at only printing It is not executed at 2 Toner full can be judged by continuous 3 times TONER FULL signal at initialization It is not executed at printing 3 In the ordinal operation CHECK DRUM is displayed when TONER EMPTY sensor does not generate a signal for 2 7 seconds 193 KX FLM652CX ...

Page 194: ...ft 1 Key Matrix a Hard Scan KIN0 KIN1 KIN2 KIN3 KIN4 KIN5 KIN6 KIN7 KSL0 AUTO ANSWER CALLER IQ NEXT STOP MENU FLASH H S MUTE REDIAL PAUSE KSL1 QUICK SCAN S6 VOL CID SEARCH DIRECTORY PROGRAM 0 KSL2 COPY PREV CID PRINT 9 8 7 KSL3 RESOLUTION COLLATE S12 MONITOR 3 2 1 KSL4 FAX START VOL S11 HELP 6 5 4 LED7 should be set to KSL4 8 x 5 key matrix is executed by hardware scanning b Soft Scan SKIN0 XLED8 ...

Page 195: ...ing the ASCII code from the data bus D4 D7 V0 is supplied for the crystal drive R130 and R134 are density control resistors Consequently in this unit the timing positive clock is generated by the LCD interface circuitry in the gate array IC101 195 KX FLM652CX ...

Page 196: ...eloping Rate output voltage 150 20V DEV BIAS Output format Constant voltage 3 Transfer Variable output current 4 25µA Output current TRA BIAS Output voltage 3500V Max varies with the Output format Variable Constant current printed rate Transfer Rate output voltage 1000 100V TRA BIAS Output format Constant voltage DEV BIAS is output from one of the output terminals after the DEV CHG signal selects ...

Page 197: ... L and the TRA CLK terminal is Open Transfer BIAS 1000V is output from TRA OUTPUT the moment Charge BIAS 1000V is output from CHG OUTPUT When 8KHz PWM pulse width modulation signal is input to the TRA CLK terminal Q1 turns ON by IC1 and TRA CURRENT BIAS according to the PWM signal is output from TRA OUTPUT The PWM signal will be turned to a constant voltage by the resistor and the condenser and in...

Page 198: ...102 at the heater control port IC606 29pin and is turned ON OFF at the triac SCR101 And two thermostats are set on the AC line as the safety devices 1 Control at Printing a After the printing signal is received turn ON the heater b After that turn ON the motor at the Primary Stable Temperature 150 C c After that control at the Secondary Stable temperature 160 C and feed papers 198 KX FLM652CX ...

Page 199: ...2 Safety Protection a 2 thermostats are provided with the unit and the heater circuit is shut down when their surface temperatures became over 199 KX FLM652CX ...

Page 200: ...emperature C HEX reading Temperature C HEX reading 10 C2 36 41 82 12 9 BF 37 40 83 12 8 BC 38 3E 84 11 7 B9 39 3C 85 11 6 B5 40 3A 86 10 5 B2 41 39 87 10 4 AF 42 37 88 10 3 AB 43 36 89 0F 2 A8 44 34 90 0F 1 A5 45 33 91 0E 0 A2 46 31 92 0E 1 9E 47 30 93 0E 2 9B 48 2F 94 0D 3 98 49 2D 95 0D 4 95 50 2C 96 0D 5 91 51 2B 97 0C 6 8E 52 2A 98 0C 7 8B 53 29 99 0C 8 88 54 27 100 0C 9 85 55 26 101 0B 10 82 ...

Page 201: ... 08 24 5B 70 19 116 08 25 59 71 19 117 08 26 56 72 18 118 07 27 54 73 17 119 07 28 52 74 17 120 07 29 4F 75 16 121 07 30 4D 76 15 122 07 31 4B 77 15 123 07 32 49 78 14 124 06 33 47 79 14 125 06 34 45 80 13 35 43 81 13 Note The value is displayed on LCD at TEST FUNCTIONS P 69 815 201 KX FLM652CX ...

Page 202: ...13 E2 97 AA 181 4C 14 E2 98 A9 182 4C 15 E1 99 A8 183 4B 16 E1 100 A7 184 4A 17 E1 101 A6 185 4A 18 E1 102 A5 186 49 19 E0 103 A3 187 48 20 E0 104 A2 188 47 21 E0 105 A1 189 46 22 E0 106 A0 190 45 23 DF 107 9E 191 44 24 DF 108 9D 192 44 25 DF 109 9C 193 43 26 DE 110 9C 194 42 27 DE 111 9A 195 41 28 DE 112 99 196 40 29 DD 113 98 197 40 30 DE 114 96 198 3F 31 DD 115 95 199 3E 32 DD 116 94 200 3D 33 ...

Page 203: ...9 CE 143 72 227 2C 60 CD 144 72 228 2A 61 CD 145 70 229 2B 62 CD 146 6F 230 2A 63 CC 147 6E 231 2A 64 CB 148 6D 232 29 65 CA 149 6C 233 2A 66 CA 150 6A 234 29 67 C9 151 69 235 29 68 C8 152 69 236 28 69 C7 153 68 237 28 70 C6 154 67 238 27 71 C5 155 66 239 27 72 C4 156 64 240 26 73 C3 157 63 241 26 74 C2 158 62 242 25 75 C2 159 61 243 25 76 C1 160 60 244 24 77 C0 161 5F 245 24 78 BF 162 5E 246 24 7...

Page 204: ...e ON time caused by heavier output load and makes the control circuit prolong the OFF time of Q1 Thus the circuit eliminates the charged energy in the primary of T1 When the output voltage rises above 24V the zener diode D104 between 24V output and GND breaks down The over voltage protection works when the overload causes the overcurrent protection circuit of the control circuit to be activated 24...

Page 205: ...ctric potential The sensitive drum is the Organic Photo Conductor OPC which is a electric conductive cylinder whose surface is covered with the Charge Generation Layer CGL and Charge Transfer Layer CTL When the charging bias DC 1 0 kiev is added and the minus charge is supplied to the charge brush while charging the whole surface potential of the drum is 600V Charging Part 205 KX FLM652CX ...

Page 206: ...ayer which conducts the plus charge the minus charged drum s surface is neutralized to be skipped Then the minus charge goes to the ground from the electric conductive cylinder Consequently the charge of the part which is not exposed remains as it is and the electric potential of the scanned part changes At that time an invisible image is created on the drum Exposing Part 8 1 4 LASER SCANNING UNIT...

Page 207: ... of the exposed OPC drum by the potential difference between the developing roller and OPC drum s surface The transfer is the stage that the created image on the OPC drum is transferred to the paper When the transfer roller is plus charged with the image the minus charged toner particles are gathered on the surface of the drum and transferred to the paper Developing and Transcription Part The valu...

Page 208: ... is the stage that cleans the remain toner after the transcription stage The remain toner on the drum and the toner which was attached to the place where the laser beam didn t scan are gathered to the developing roller to be used again When no paper is supplied the transfer roller is minus charged to eliminate the minus charged toner Cleaning Part 208 KX FLM652CX ...

Page 209: ...prevent from attaching the toners The press roller is made of silicon and its spring compresses the melted toner Fixing Part The fixing part becomes high temperature so the thermistor and the thermal fuse are provided 1 Thermistor The thermistor touches the heat roller and check the temperature to feed back to the control circuit The surface temperature should be kept 160 C while printing 2 Thermo...

Page 210: ...r reaching T2 The OPC rotates for 10 seconds when the room temperature is 15 C or below Printing start signal The rise time of development and voltage The transit time of the paper in an uncharged part The initial position of paper Register sensor s positioning time Transfer exposure time The register is turned ON transfer transfer exposure time top margin compensation value distortion of the pape...

Page 211: ...0msec JAM detection 62ms 500msec JAM detection Top margin 5mm Transfer fixed current value 4 The next paper is constantly picked up independently of paper length at 3471msec intervals JAM detection 14ppm JAM detection Judging the JAM detection before the next paper is inserted into the fixer Paper exit operation Paper exit sensor paper jam is detected by measuring the time from when the register i...

Page 212: ...ralized area is moved to the uncharged part on startup On startup charging is turned off to remove the electricity from uncharged part Slow down time JAM detection Paper exit operation Bottom setting control after transferring SF668 The register is turned OFF transfer transfer exposure time bottom compensation value distortion of the paper 30 SF668 978ms 113ms 62ms 927ms Default setting value 122 ...

Page 213: ...8 1 11 Timing Chart Initializing Long 213 KX FLM652CX ...

Page 214: ...8 1 12 Timing Chart when the registration sensor is turned OFF then ON during initializing 214 KX FLM652CX ...

Page 215: ...8 2 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 8 2 1 DIGITAL BOARD 215 KX FLM652CX ...

Page 216: ...8 2 2 ANALOG BOARD 8 2 3 OPERATION BOARD 8 2 4 MOTOR DRIVER BOARD 216 KX FLM652CX ...

Page 217: ...8 2 5 HIGH VOLTAGE POWER BOARD 217 KX FLM652CX ...

Page 218: ...8 2 6 LOW VOLTAGE POWER BOARD 8 2 7 DRUN AND TONER SENSOR BOARD PARTS 218 KX FLM652CX ...

Page 219: ... by temporarily soldering two diagonally opposite pins in the correct positions on the PCB Be certain each pin is located over the correct pad on the PCB 2 Apply flux to all of the pins on the IC 3 Being careful to not unsolder the tack points slide the soldering iron along the tips of the pins while feeding enough solder to the tip so that it flows under the pins as they are heated 8 3 3 REMOVING...

Page 220: ...plied and any malfunctions are analyzed In past experiences digital IC especially DRAM and ROM malfunctions are extremely rare after installation in the product This may be repaired by replacing the IC DRAM etc However the real cause may not have been an IC malfunction but a soldering fault instead Soldering faults difficult to detect with the naked eye are common particularly for ASIC and RA Resi...

Page 221: ...8 4 1 NG EXAMPLE 221 KX FLM652CX ...

Page 222: ... lines Determined in 1968 Transmission for about 6 minutes at a scanning line density of 3 85 lines mm Group II G2 Using reduction technology in the modulation demodulation format an A 4 size document is sent at an official scanning line density of 3 85 lines mm for about 3 minutes Methods to suppress redundancy are not used Determined in 1976 Group III G3 Method of suppressing redundancy in the i...

Page 223: ... the document was actually sent and to check for telephone reservations and or the existence of continuous transmission 5 Facsimile Standards Item Telephone Network Facsimile G3 Machine Connection Control Mode Telephone Network Signal Mode Terminal Control Mode T 30 Binary Facsimile Signal Format Digital Modulation Mode PSK V 27 ter or QAM V 29 Transmission Speed 300 bps Control Signal 2400 4800 7...

Page 224: ...nal DCS Digital Command Signal Identification Signal Format X1000001 Example Some models do not support the following items Bit No DIS DTC DCS 1 Transmitter T 2 operation 2 Receiver T 2 operation Receiver T 2 operation 3 T 2 IOC 176 T 2 IOC 176 4 Transmitter T 3 operation 5 Receiver T 3 operation Receiver T 3 operation 6 Reserved for future T 3 operation features 7 Reserved for future T 3 operatio...

Page 225: ...22 23 0 0 0 0 0 1 0 1 0 1 0 0 0 1 1 1 1 0 1 0 1 1 1 1 Minimum scan line time capability of the receiver 20 ms at 3 85 l mm T7 7 T3 85 40 ms at 3 85 l mm T7 7 T3 85 10 ms at 3 85 l mm T7 7 T3 85 5 ms at 3 85 l mm T7 7 T3 85 10 ms at 3 85 l mm T7 7 1 2 T3 85 20 ms at 3 85 l mm T7 7 1 2 T3 85 40 ms at 3 85 l mm T7 7 1 2 T3 85 0 ms at 3 85 l mm T7 7 T3 85 Minimum scan line time 20 ms 40 ms 10 ms 5 ms ...

Page 226: ... CFR Confirmation to Receive X0100001 Notifies the sending side that TCF has been properly received If TCF is not properly received FTT Failure To Train X0100010 is relayed to the sender The sender then reduces the transmission speed by one stage and initiates training once again Training 2 Used for reconfirming the receiving side like training 1 Image Signal Refer to the next page RTC Return to C...

Page 227: ...227 KX FLM652CX ...

Page 228: ...8 6 TEST CHART 8 6 1 ITU T No 1 TEST CHART 228 KX FLM652CX ...

Page 229: ...8 6 2 ITU T No 2 TEST CHART 229 KX FLM652CX ...

Page 230: ...9 FIXTURES AND TOOLS 230 KX FLM652CX ...

Page 231: ...10 CABINET MECHANICAL AND ELECTRICAL PARTS LOCATION 10 1 GENERAL SECTION 231 KX FLM652CX ...

Page 232: ...10 2 OPERATION COVER SECTION 1 232 KX FLM652CX ...

Page 233: ...10 3 OPERATION COVER SECTION 2 233 KX FLM652CX ...

Page 234: ...10 4 OPERATION COVER SECTION 3 234 KX FLM652CX ...

Page 235: ...10 5 PICK UP SECTION 235 KX FLM652CX ...

Page 236: ...10 6 FUSER SECTION 236 KX FLM652CX ...

Page 237: ...10 7 UPPER MAIN CABINET SECTION 237 KX FLM652CX ...

Page 238: ...10 8 LOWER MAIN CABINET SECTION 1 238 KX FLM652CX ...

Page 239: ...10 9 LOWER MAIN CABINET SECTION 2 239 KX FLM652CX ...

Page 240: ...10 10 LOWER MAIN CABINET SECTION 3 240 KX FLM652CX ...

Page 241: ...10 11 ACTUAL SIZE OF SCREWS AND WASHER 241 KX FLM652CX ...

Page 242: ...11 ACCESSORIES AND PACKING MATERIALS 242 KX FLM652CX ...

Page 243: ... ABS HB 14 PFBX1193Z1 PUSH BUTTON STP ABS HB 15 PFBC1101Z1 PUSH BUTTON COPY START ABS HB 16 PFBC1099Z1 PUSH BUTTON START ABS HB 17 PFBX1190Z1 PUSH BUTTON DIAL ABS HB 18 PFGP1348Z1 PANEL LCD 19 PFGV1015Z COVER TEL CARD 20 PFGD1050Z CARD TEL NO 21 PFGG1288Z1 GRILL SUB PS HB 22 PFGB1003Z3 BADGE 23 PFGX1009Z RING NAVI ABS HB 24 PFGG1287S1 GRILLE OPERATION PS HB 12 1 2 OPERATION COVER SECTION 2 Ref No ...

Page 244: ...PFDJ1044Z SPACER POM 156 PFDE1203Z LEVER ABS 157 PFQT2639W INDICATION PLATE LABEL 158 PFDE1204W LEVER POM 159 PFDF1097Z SHAFT 160 PQDR9685Y ROLLER POM 161 PFUS1275Z COIL SPRING 162 PFGT2875Z M NAME PLATE 163 PFUE1022Z CASE COVER 164 PFUS1448Z LEAF SPRING Ref No Part No Part Name Description Remarks 165 PF0G1006Z GLASS 166 PFQT2077Z LABEL 12 1 7 LOWER MAIN CABINET SECTION 1 Ref No Part No Part Name...

Page 245: ...0EBE0000124 IC IC607 C5CB00000057 IC IC608 C1CB00001985 IC IC609 C0JBAA000362 IC Ref No Part No Part Name Description Remarks IC610 B1HAGFF00015 IC IC611 C1DB00001173 IC TRANSISTORS Q600 B1ABDF000025 TRANSISTOR SI Q601 2SB1197KQ TRANSISTOR SI S Q602 B1ABDF000025 TRANSISTOR SI Q605 PQVTD143Z106 TRANSISTOR SI S Q606 PQVTD143Z106 TRANSISTOR SI S Q607 2SB1197KQ TRANSISTOR SI S Q608 2SB1197KQ TRANSISTO...

Page 246: ...17 100 C720 ECJ1VF1H104Z 0 1 C721 ECUV1H222KBV 0 0022 C722 ECUV1H222KBV 0 0022 C723 ECUV1H330JCV 33p Ref No Part No Part Name Description Remarks C724 ECUV1H100JCV 10p C725 F2G0J3310015 330 C726 F2G0J3310015 330 C727 F2G0J3310015 330 C728 ECUV1A105KBV 1 C729 ECUV1C104ZFV 0 1 C732 ECUV1C104ZFV 0 1 C733 ECUV1A105KBV 1 C734 ECUV1A105KBV 1 C735 ECUV1A105KBV 1 C736 ECUV1C104ZFV 0 1 C737 ECUV1C104ZFV 0 ...

Page 247: ...No Part Name Description Remarks L702 PFVF1B601ST CERAMIC FILTER S L703 PFVF1B601ST CERAMIC FILTER S L704 PFVF1B601ST CERAMIC FILTER S L705 PFVF1B601ST CERAMIC FILTER S L707 PFVF1B601ST CERAMIC FILTER S L709 PFVF1B601ST CERAMIC FILTER S L710 PFVF1B601ST CERAMIC FILTER S L602 J0JCC0000278 FILTER L603 J0JCC0000278 FILTER L604 J0JCC0000278 FILTER L605 J0JCC0000278 FILTER L606 J0JCC0000278 FILTER L607...

Page 248: ...693 ERJ3GEYJ562 5 6k R694 ERJ3GEYJ102 1k Ref No Part No Part Name Description Remarks R695 ERJ3GEYJ105 1M R696 ERJ3GEYJ103 10k R697 ERJ3GEYJ103 10k R698 ERJ3GEY0R00 0 R699 ERJ3EKF2702 27k R701 ERJ3GEYJ471 470 R702 ERJ3GEYJ102 1k R703 ERJ3GEYJ101 100 R704 ERJ3GEYJ105 1M R706 ERJ3GEYJ101 100 R707 ERJ3GEYJ101 100 R708 ERJ3EKF1802 18k R710 ERJ3GEYJ101 100 R711 ERJ3GEYJ101 100 R712 ERJ3GEYJ181 180 R713...

Page 249: ...0JCV 10p C259 ECJ1VB1H392K 0 0039 C260 ECUV1C273KBV 0 027 C261 ECEA1CK470 47 S C262 ECUV1H101JCV 100p C263 ECUV1A105ZFV 1 C264 ECJ1VB1H392K 0 0039 Ref No Part No Part Name Description Remarks C265 ECUV1A105ZFV 1 C266 F2A1H2R20016 2 2 C267 ECJ1VB1H682K 0 0068 C268 ECUV1C104KBV 0 1 C269 F2A1C1000030 10 C270 ECUV1H391JCV 390p C272 ECUV1H391JCV 390p C273 ECUV1H103KBV 0 01 C275 ECUV1C104KBV 0 1 C276 EC...

Page 250: ...0 0 L276 ERJ3GEY0R00 0 L291 ERJ3GEY0R00 0 L292 ERJ3GEY0R00 0 L295 ERJ3GEY0R00 0 L296 ERJ3GEY0R00 0 R211 ERJ3GEYJ333 33k R216 ERJ3GEYJ114 110k R217 ERJ3GEY0R00 0 R218 ERJ3GEYJ433 43k R223 ERJ3GEYJ114 110k R225 PQ4R18XJ100 10 S R229 ERJ3GEYJ473 47k R230 ERJ3GEYJ331 330 R231 ERJ3GEYJ621 620 R233 ERJ3GEY0R00 0 Ref No Part No Part Name Description Remarks R234 ERJ3GEY0R00 0 R235 ERJ3GEYJ223 22k R236 ER...

Page 251: ...TRANSDUCER PS101 CNA1006N PHOTO SENSOR RESISTORS J164 ERJ3GEY0R00 0 J165 ERJ3GEY0R00 0 Ref No Part No Part Name Description Remarks J166 ERJ3GEY0R00 0 J167 ERJ3GEY0R00 0 R102 ERJ3GEYJ123 12k R103 ERJ3GEYJ181 180 R104 ERJ3GEYJ123 12k R105 ERJ3GEYJ181 180 R106 ERJ3GEYJ123 12k R107 ERJ3GEYJ181 180 R110 ERJ3GEYJ181 180 R112 ERJ3GEYJ181 180 R113 ERJ3GEYJ181 180 R114 ERJ3GEYJ181 180 R115 ERJ3GEYJ181 180...

Page 252: ...T027EC003 TRANSISTOR SI S Ref No Part No Part Name Description Remarks Q72 PFVT032GC002 TRANSISTOR SI S DIODES D1 PFVDMTZJ5R6B DIODE SI S D2 PFVDMTZJ7R5A DIODE SI S D3 PFVDMTZJ16B DIODE SI S D4 1SS133 DIODE SI D5 PFVDMTZJ39A DIODE SI S D6 PFVDESJA5806 DIODE SI S D7 PFVDESJA5806 DIODE SI S D21 1SS133 DIODE SI D22 PFVDMTZJ7R5A DIODE SI S D23 PFVDESJA5703 DIODE SI S D24 PFVDESJA5703 DIODE SI S D25 PF...

Page 253: ...D7 1SS355 DIODE SI Ref No Part No Part Name Description Remarks D9 1SS355 DIODE SI D10 PSVDERA1506 DIODE SI S D11 PSVDERA1506 DIODE SI S D12 PSVDERA1506 DIODE SI S D13 PSVDERA1506 DIODE SI S D17 1SS355 DIODE SI D20 PFVDERA9102 DIODE SI S D22 1SS355 DIODE SI D23 1SS355 DIODE SI D101 PFVDYG911S2R DIODE SI S D104 PFVDTZPT8130 DIODE SI S D110 PFVDHZS7L DIODE SI S D271 PFVDEC31QS04 DIODE SI S D274 PFVD...

Page 254: ...WITCH S TRANSFORMER T1 PFLT06D1 TRANSFORMER S VARIABLE RESISTOR VR101 ECNCYAA03B53 VARIABLE RESISTOR S VARISTOR Z1 PFRZCENC751 VARISTOR S 12 9 EXIT SENSOR BOARD PARTS Ref No Part No Part Name Description Remarks PCB7 PFLP1711MZ B EXIT SENSOR BOARD ASS Y RTL Ref No Part No Part Name Description Remarks PHOTO ELECTRIC TRANSDUCER PS1 PFVIRM574SL PHOTO SENSOR S CONNECTORS CN1 K1KA03BA0012 CONNECTOR 3P...

Page 255: ...IAGRAMS Note 1 DC voltage measurements are taken with an oscilloscope or a tester with a ground 2 The schematic diagrams and circuit board may be modified at any time with the development of new technology 3 255 KX FLM652CX ...

Page 256: ...0 T4 CCDILL 1 U4 CCDILL 2 A13 SPICLK B12 SPIDO A12 SPIDI G3 SMOT 0 G2 SMOT 1 G1 SMOT 2 J3 SMOT 3 H3 SMOT 4 H1 SMOT 5 R3 SMOT 6 C15 GPIO 0 B15 GPIO 1 A15 GPIO 2 C14 GPIO 3 B14 GPIO 4 A14 GPIO 5 C13 GPIO 6 B13 GPIO 7 A17 RXD GPIO 34 A16 TXD GPIO 35 B16 RTS GPIO 36 C16 CTS GPIO 37 IC600 SOC N15 VDD33 M15 VDD33 J15 VDD33 G15 VDD33 F15 VDD33 D13 VDD33 D12 VDD33 D9 VDD33 D7 VDD33 D6 VDD33 F4 VDD33 G4 VD...

Page 257: ...67 Z0 1u C771 Z0 1u C833 Z0 1u C788 Z0 1u C773 Z0 1u C791 Z0 1u C766 Z0 1u C787 Z0 1u C792 Z0 1u C843 Z0 1u C844 Z0 1u C772 Z0 1u C842 Z0 1u C775 Z0 1u C777 Z0 1u C834 1 8V Z0 1u C768 Z0 1u C785 Z0 1u C764 Z0 1u C789 Z0 1u C846 3 3V Z0 1u C786 Z0 1u C839 Z0 1u C782 Z0 1u C769 Z0 1u C847 Z0 1u C776 Z0 1u C774 Z0 1u C845 Z0 1u C763 Z0 1u C770 Z0 1u C790 Z0 1u C837 Z0 1u C781 Z0 1u C783 Z0 1u C835 Z0...

Page 258: ...25A F606 Z0 1u C657 PG D607 1 5K 1 2W R665 1K R663 PG 24V 0 L632 Q610 1K R653 SN_PICK 1 5B 24V D603 PG R683 5 6K R679 56K PS601 1 2 3 4 C676 K1000p R648 56K PS600 1 2 3 4 C659 K1000p R654 5 6K Z0 1u C714 R690 56K R691 10K C687 K1000p R693 5 6K 5VD C686 K1000p DRUM 1 3B X602 22MHz 5VD K1u C674 R698 0 C683 K1u 3 3V 180 R673 180 R652 3 3V 3 3V 3 3V 2 7K R688 1B601S L635 1B252SD L638 1B601S L634 1B601...

Page 259: ...K C713 K1000p Z0 1u C666 24V PG 5VD L646 3 3V 9 1K R660 CN612 1 THRM 2 GND 3 LED 4 POUT 5 CTL CN610 1 24V 2 24V 3 PG 4 PG 5 RMA 6 RMB 7 RMXA 8 RMXB 9 RMPWR 10 5VD CN615 1 POLCLK 2 XREADY 3 POLON 4 PG 5 24V CN614 1 DG 2 APC 3 VIDEO 4 LDON 5 DG 6 5V 7 DG 8 XHSYNC Q624 CN613 1 RPS 2 THRM 3 KSTART 4 KTXD 5 KSCLK 6 OPERST 7 GND 8 5VD F609 3 15A Q622 Q626 Q625 D604 D605 TP_CHKSEL R815 22 R816 NC 3 3V D6...

Page 260: ...BE EYESYNC 14 VSS14 15 SIA_RXOUT 16 SIA_SCK EYECLK 17 VSS17 18 VDD18 19 SIA_TXSIN 20 PSIA_CLKIN 21 SIA_CNTRL_SIN 22 IA_AVSS22 23 IA_AVDD 24 SPKR 25 TXP 26 TXM 27 VREF 28 VC 29 RX 30 IA_AVSS30 31 IA_RESETn 32 HSMIC 33 RESERVED33 34 TALKn 35 VDDO35 36 IA_AVSS36 37 RESERVED37 38 IA_CNTRL_SIN 39 IA_CLKIN 40 IA_TXSIN 41 IA_SCK 42 IA_RXOUT 43 IA_STROBE 44 IA_AVSS44 45 OH 46 VDDO46 47 RESERVED47 48 VSUB ...

Page 261: ...261 KX FLM652CX ...

Page 262: ... C270 J390p 1B252 L238 16V10u C253 L220 1B252 C234 K0 027u 5VD 5VA J L271 FG2 J J200 J J201 J J202 J J203 J J204 J J205 J L272 24VA 24V 100K R359 100K R360 Z0 1u C329 12VA 100 R239 16V10u C330 J206 NC R383 NC R375 NC R378 NC C335 NC R377 NC L284 NC L283 NC L278 NC L279 NC R374 NC R382 NC L282 NC L281 NC A B 1 2 3 4 5 6 7 8 C337 NC R384 NC C343 NC C339 NC C342 NC C336 NC C341 NC R379 NC A B 1 2 3 4...

Page 263: ... 1 2 3 4 RLY201 3 5 4 D212 C282 J680p 10K R300 D213 R282 15K R306 330K 1K R293 L265 NC R328 82 5VD L260 1B252 10K R295 R324 150K L253 1B252 120K R280 R275 100 PC201 A K E C L254 1B252 Z1 0u C290 K0 068u C289 R315 120K R326 82 5VD D215 CN206 1 a1 2 E G A2 3 a A1 4 b B1 5 S W B2 6 b1 24V C311 250V1 0u SA200 K2200p C288 10K R294 D207 10K R283 R344 NC 30K R286 PC206 AK KA E C PC203 A K E C C305 J82p R...

Page 264: ...K R102 12K R106 PS101 A K C E 5VD C103 6 3V100u 5VD C102 NC C101 NC 5VA R111 NC R109 NC R108 NC 2 5V NC J101 C104 Z0 1u R120 330 0 R119 56K 5VD SW141 REDIAL PAUSE H S MUTE SW136 STOP SW131 HELP SW108 SW127 PREV SW126 SW142 SW125 SW143 7 6 SW119 SW117 4 SW144 9 SW118 S6 SW111 5 SW139 MONITOR SW109 DIRECTORY PROG SW107 8 SW138 RESOLUTION SW105 QUICK SCAN SW102 AUTO ANSWER SW101 SW112 COLLATE 0 SW137...

Page 265: ... 7 DB4 8 DB5 9 DB6 10 DB7 R132 NC C124 NC C125 Z0 1u C123 NC C115 J100p C118 J100p C119 K0 01u C117 J100p C129 J100p C128 J100p C130 J100p R139 330 0 0 R129 C116 NC C120 Z0 1u 5VD C132 6 3V100u LED101 LED102 12K R147 4 7 R148 C122 Z0 1u 5VD Z0 1u C139 NC R150 R128 22K R127 10K R133 1 2K TH101 NC C141 CN102 1 RPS 2 THM 3 KSTART 4 SDATA 5 KSCK 6 OPERST 7 GND 8 5V COB MODULE TO COB AUTO ANSWER TO DIG...

Page 266: ...23 VsA 24 NC24 25 Io 26 IN2 27 IN1 28 Vcc 28 29GND 29 GND 30 GND 30 GND PG R50 33K R52 0 47 1W PG F50 3 15A 5VD PG 24V CN51 1 24V 2 24V 3 PG 4 PG 5 R MA 6 R MB 7 R MXA 8 R MXB 9 R MPWR 10 5VD CN50 1 A 2 XA 3 B 4 XB Q51 4 7K R59 1K R58 F1 20K R57 0 22 1 2W R60 0 22 1 2W R61 24VR C50 50V330u A B IC51 1 2 3 4 V 5 6 7 8 V PG R62 NC 24VR Z0 1u C60 PG Z0 1u C59 D54 R55 F300 R63 NC D50 D51 D52 D53 TP1 RM...

Page 267: ...1 Q72 R72 R74 R71 R75 J11 DEV J8 J9 DEV KX FLM652CX HIGH VOLTAGE POWER SUPPLY PCB5 R65 R63 R59 R61 R62 C26 T201 B201 D3 D4 R6 R9 C2 R3 R21 D21 VR1 1 6 5 2 4 3 CN1 6 TOPCVR 5 TRA CLK 2 GND 3 CHG REM 4 DEV CHG 47 C1 C1 C1 0 1 0 0047 0 01 0 01 330p 330p 0 001 0 1 0 01 0 068 0 01 0 001 220p 330p 330p 10k 1 5k 11k 130k 15k 15k 4 7k 33k 1M 10k 100k 33k 220k 27k 470 30M 3 9k 18k 24k 1 3k 220k 5 6k 470 82...

Page 268: ...52CX LOW VOLTAGE SCHEMATIC DIAGRAM PCB6 R503 R113 C502 R528 R527 R526 R525 R524 R523 C504 D504 C501 C102 C101 D104 R130 R131 C503 R504 R112 D110 Q401 Q101 D401 R103 C105 R151 D502 PC2 R501 R502 IC501 R102 R111 R101 PC1 R114 VR101 R152 C108 L101 Z2 L3 CN2 D12 0 22 1M 100k 100k 150k 150k 0 01 150 0 0022 10 100 100 0 001 330 1k 330 3 3k 12k 330 560 560 560 560 560 560 33 68k 0 1 10k 22k 1k 1k 470 0 0...

Page 269: ...ND CN2 1 THRM1 2 GND 3 LED 4 POUT 5 CTL DG2 15 6 DRUM AND TONER SENSOR BOARD PCB8 KX FLM652CX DRUM AND TONER SENSOR BOARD PCB8 IC1 1 VCC 2 GND 3 OUTPUT DG3 C3 Z0 1u SW1 1 2 3 4 CN3 1 5VD 2 DRUM 3 TNREMP 4 GND 15 7 VARISTOR BOARD PCB9 KX FLM652CX VARISTOR BOARD PCB9 J72 W6N10T ZNR1 271 J71 W6N10T FG5 FG4 269 KX FLM652CX ...

Page 270: ...15 8 MEMO 270 KX FLM652CX ...

Page 271: ...C729 C732 C728 C734 C735 C731 C730 C738 L674 R684 RA627 3 3V BAT RA628 C877 C874 1 8 9 16 3 3V BAT1 C688 L682 C856 C855 C706 C704 R772 C784 C783 C679 C684 C685 5 4 1 3 C677 1 8V C655 C719 C845 R814 C816 R815 S Q625 24V 5V C847 Q628 R371 Q624 R720 R825 R824 C844 R716 R744 L669 R743 C815 PCB CH REF CH R742 R718 R715 R816 Q614 Q611 Q609 Q629 C788 C789 C658 C782 R643 1 8 9 16 C792 3 3V C786 C764 L609 ...

Page 272: ...K RTS TXD TDO TMS C622 C630 C632 C871 C604 C603 C616 C614 PbF C636 C872 C865 C625 C629 C638 R794 L704 L705 L706 L702 L700 L701 C628 C868 C631 C644 C642 L610 C645 C799 C873 L614 C635 C621 C637 C624 C862 C867 C627 L707 R632 C665 1 10 1 1 8 C707 R713 R712 C701 R711 R710 R659 R746 C723 C724 R748 L769 L768 C746 R765 C839 C767 L699 R773 TP_CHKSEL L698 TP635 C876 C875 R604 RA600 RA601 E R756 R660 C666 C7...

Page 273: ...321 C317 J347 J348 J326 J333 J368 J335 J334 J339 J353 J361 J362 C231 D201 T201 T200 C330 J363 J341 J346 J344 D200 C248 CN200 28 C334 C285 J345 CN204 1 2 27 2 J352 J360 C276 PC202 PC201 C284 J318 J317 C269 CN207 2 1 6 5 J316 J223 J366 J306 R385 R322 D212 R337 R343 L258 D215 RLY201 T202 C311 Q206 C347 E J302 R347 SA200 SA201 F200 J311 R387 R273 R263 D202 C261 R249 Q200 C266 E J314 D211 C277 1 J340 J...

Page 274: ... L275 L282 L276 L273 Q219 R390 L283 L285 C279 Q204 R274 L222 L221 R216 R237 C219 R384 J227 R381 C342 C341 R383 R382 C343 C344 L284 C339 C244 R277 L286 R359 L279 C337 C338 R378 R377 C220 C287 L245 IC208 1 4 5 8 2 1 R295 9 8 1 16 IC207 R293 R292 L254 L294 C250 L227 L267 L261 L269 L270 L268 L260 R333 R272 R264 L256 C303 R320 R317 C313 R324 R309 L255 C355 C300 R318 R307 R326 R327 R328 R304 C294 C293 R...

Page 275: ...ELP SW106 J137 J138 MENU SW126 PREV SW124 NEXT SW125 SW107 DIRECTRY RROGRAM SW121 S7 SW115 S8 SW113 S9 SW123 J158 J140 J131 J132 J134 J135 J142 J136 J133 J155 D101 D103 D102 S1 SW122 J117 J116 J168 J119 J120 J122 J169 C123 CN101 1 10 S2 SW114 J126 S3 SW129 S4 SW130 S5 SW111 S6 SW110 CALLER IQ SW112 COLLATE SW102 QUICK SCAN SW101 LED102 LED101 AUTO ANSWER SW105 RESORUTION SW134 S11 SW135 S12 SW131 ...

Page 276: ...C106 R102 R104 J167 J166 R122 R124 C140 R123 R152 J164 J165 R115 R117 R118 R110 R112 R113 R107 R114 R105 R116 R129 R150 C141 R119 C116 R137 C130 C128 C104 C102 R108 R109 C126 C138 C134 C135 R142 C127 R136 C131 C121 C133 R140 R141 R145 IC102 5 8 4 1 R111 R144 C136 R143 C129 J101 R146 SW146 R133 C124 C120 1 PbF 2 3 4 5 6 7 8 9 A B C D E F G H I KX FLM652CX OPERATION BOARD BOTTOM VIEW PCB3 PFUP1332Z ...

Page 277: ...UP1518Z B R61 C59 24V AUTO CH IC51 R59 R58 R62 R50 CN50 C51 D54 C58 C53 C52 F50 3 15A 5V C60 R52 IC50 14 8 29 30 7 1 28 22 21 15 Q51 R57 R55 R51 D53 D52 KX FLM652CX MOTOR BOARD COMPONENT VIEW PCB4 D51 D50 R63 R53 ZNR50 1 4 8 5 C54 C55 CN51 R54 PG C56 277 KX FLM652CX ...

Page 278: ...278 KX FLM652CX ...

Page 279: ...VIEW D71 D74 Q21 D22 C1 VR1 D1 D4 D3 C8 T101 B101 T201 D23 D25 J1 J12 J13 C72 B201 PbF SW101 QJ005 8 7 1 10 QJ072 8 7 1 10 CN1 1 D21 J5 J2 Q1 D5 D2 C24 C9 D7 D6 J16 F1 0 8V 125V R17 R82 J14 J15 D24 J4 J6 J3 C26 J11 J10 J8 J9 C73 C25 KX FLM652CX HIGH VOLTAGE COMPONENT VIEW PCB5 KX FLM652CX 279 ...

Page 280: ... R73 Q72 T201 B201 VR1 R71 R21 R1 R2 R3 R10 R19 J2 R12 R11 R14 C4 R6 R5 R22 R82 R57 R56 R54 D23 R27 R28 R29 R30 R48 R47 R46 R49 J10 R31 D25 J1 R58 R61 R63 R59 R64 R60 R35 R36 R37 R38 R39 R77 Q71 R32 R33 D73 R72 J3 C23 R25 R80 C22 C21 R23 R24 R41 J6 D74 D71 R74 R75 R40 R76 C26 R81 R42 R43 R44 J11 J8 R45 R62 R65 J9 R55 R53 R51 R52 C24 C9 D5 R9 R15 D4 D3 R16 F1 J16 R17 R82 J14 J15 C6 Q1 R7 C5 R4 D2 C...

Page 281: ...01 J105 J101 J114 L301 D275 J108 J102 D277 D13 D10 C1 Z1 D11 J3 J2 D12 J110 J109 IC201 1 IC501 D502 L5 C8 Q1 R19 R30 F1 F2 L3 T10AH 250V R31 C60 D20 59 XJ C17 J103 D110 D401 VR101 C501 J115 C502 C302 D104 C101 C7 L2 L1 TH1 T1 C5 R1 CN1 1 L102 C271 L271 D301 D291 D274 C3 C4 C2 PbF R152 PC1 PC2 R32 KX FLM652CX LOW VOLTAGE COMPONENT VIEW PCB6 CN101 KX FLM652CX 281 ...

Page 282: ...04 R205 R206 Q291 R301 Q274 Q292 Q273 Q272 D271 R523 R527 R113 R504 Q401 R103 C105 R151 R102 R112 R503 R525 R526 R524 C504 R114 R111 R502 J107 C303 C503 C102 C305 C275 R250 Q271 R275 C278 R271 R272 R273 R281 R282 C276 Q301 C272 R302 R303 R293 R291 R292 R276 R279 R280 J104 C277 C273 Q275 Q277 J106 R295 R278 C274 R294 R277 R501 Q101 R11 D22 C9 R8 R41 R14 R28 R27 R25 R23 D23 D27 C15 D17 R4 R2 R33 KX ...

Page 283: ...17 4 EXIT SENSOR BOARD PARTS PCB7 KX FLM652CX EXIT SENSOR BOARD PCB7 PFUP1517Z B CN2 1 5 PbF PFUP1517Z B B PCB CH CN1 PS1 1 3 AUTO CH C2 C1 5 1 3 1 PbF PFUP1517Z B B KX FLM652CX 283 ...

Page 284: ...17 5 DRUM AND TONER SENSOR BOARD PCB8 KX FLM652CX DRUM AND TONER SENSOR BOARD PCB8 PFUP1517Z C CN3 1 4 SW1 PCB CH PbF PFUP1517Z C B AUTO CH C3 IC1 PFUP1517Z B C PbF 4 1 KX FLM652CX 284 ...

Page 285: ...17 6 VARISTOR BOARD PCB9 KX FLM652CX VARISTOR BOARD PCB9 PFUP1517Z D PbF PFUP1517Z B D J1 J2 PbF PFUP1517Z D B PCB CH ZNR1 KX FLM652CX 285 ...

Page 286: ...286 KX FLM652CX K N KXFLM652CX ...

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