Panasonic KX-FLB802CX Service Manual Download Page 282

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282

KX-FLB802CX/KX-FLB812CX/KX-FLB802CXS/KX-FLB812CXS

17.11. HIGH VOLTAGE POWER SUPPLY BOARD

17.11.1. COMPONENT VIEW

17.11.2. BOTTOM VIEW

Q62

C66

T61

(B61)

D67

D66

D77

SW1

J11

J1 J2

R95

D31

D61

D63

J5 J6

C83

C86

R91

Q87

C85

Q86

D83

R89

R84

(B1)

D81

VR1

D1 D3

J10

CN1

J12

+24V

GND

CHG

DEV

TRA

ALM

T0PCVR

REM

CLK

D82

D85 D84

T81 (B81)

0.8A/125V

QF431

NQ051

QF530

KX-FBL802CX/KX-FLB802CXS
KX-FLB812CX/KX-FLB812CXS : HIGH VOLTAGE POWER SUPPLY BOARD (COMPONENT VIEW)

N0GG4E000004

PbF

MPH7378

-A

PCPH0415

59A

D66

D67

D73

D72

D71

D70

R74

C66

Q62

D77

D31

(B81)

T81

R95

R50

C83

C82

C86

D85

D84

Q32

R26

R21

R36

R24

R20

R43

C11

R58

R96

C85

C88

D83

J12

CN1

R10

R27

J10

D81

Q81

D82

(B1)

IC1

SW1

J11

(B61)

T61

R72

C64

D63

D61

R66

D65

R68

D68

D69

R67

C61

D15

D13

D12

R44

R45

D14

R46

R47

R55

D16

R70

C62

R71

R65

R37

R31

R17

J14

R32

C10

R41

D11

R64 R1

R3 D1

R34

R13

R35

R81

R82

R83

Q83 R87

R88

R25

R18

R12

C31

R11

R14

R54

R49

R48

R89

R84

VR1

Q86

Q84

Q85

R91

Q87

C81

R90

C32

R40

R42

R94

R93

R92

C84

PbF

N0GG4E000004

MPH7378

-A

KX-FBL802CX/KX-FLB802CXS
KX-FLB812CX/KX-FLB812CXS : HIGH VOLTAGE POWER SUPPLY BOARD (BOTTOM VIEW)

Summary of Contents for KX-FLB802CX

Page 1: ... All rights reserved Unauthorized copying and distribu tion is a violation of law ORDER NO KMF0606970CE F7 All in One Flatbed Laser Fax with KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS With Document Separator for Asia and Middle Near East ...

Page 2: ...RY 104 12 Troubleshooting Guide 107 12 1 USER RECOVERABLE ERRORS 107 12 2 REMOTE PROGRAMMING 109 12 3 TROUBLESHOOTING DETAILS 113 12 4 DOCUMENT JAMS AUTO DOCUMENT FEEDER 192 12 5 RECORDING PAPER JAM 194 13 Service Fixture Tools 199 14 Disassembly and Assembly Instructions 200 14 1 LOWER CABINET SECTION 201 14 2 PRINTER COVER SECTION 202 14 3 SORTER SECTION 203 14 4 REMOVE THE BOTH SIDE CABINET SEC...

Page 3: ...BOARD 270 17 Printed Circuit Board 271 17 1 DIGITAL BOARD 271 17 2 ANALOG BOARD 273 17 3 TEL JACK BOARD 275 17 4 TONER SENSOR BOARD 275 17 5 HANDSET RELAY BOARD 275 17 6 VARISTOR BOARD 275 17 7 OPERATION BOARD 276 17 8 SCANNER I F BOARD 278 17 9 SENSOR BOARD 280 17 10 HANDSET BOARD 281 17 11 HIGH VOLTAGE POWER SUPPLY BOARD 282 17 12 LOW VOLTAGE POWER SUPPLY BOARD 283 18 Appendix Information of Sch...

Page 4: ... customer be sure to perform the following insulation resistance test to prevent the customer from being exposed to shock hazards 1 1 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 part s boxes with aluminum foil 2 Ground the soldering irons 3 Use a conductive mat on the...

Page 5: ...All the electrical sections of the unit supplied with AC power by the AC power cord are live Never disassemble the unit for service with the AC power supply plugged in CAUTION AC voltage is supplied to the primary side of the power supply unit Therefore always unplug the AC power cord before disas sembling for service 1 4 SERVICE PRECAUTIONS 1 4 1 PRECAUTIONS TO PREVENT DAMAGE FROM STATIC ELECTRIC...

Page 6: ...gh temperature soldering iron please 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 do...

Page 7: ...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 2 3 BATTERY CAUTION CAUTION Danger of explosion if the battery is replaced incorrectly Replace only with the same or equivalent type recommended by the manufacturer Dispose used batteries according to the manufacturer s instructions The lithi...

Page 8: ...ines inch SUPER FINE Copy resolution Up to 600 600 dpi Scanning resolution Up to 600 1200 dpi Optical Up to 9600 9600 dpi interpolated Photo resolution 64 level Scanner Type Colour Contact Image Sensor Printer Type Laser printer Data Compression System Modified Huffman MH Modified READ MR Modified Modified READ MMR Modem Speed 33 600 31 200 28 800 26 400 24 000 21 600 19 200 16 800 14 400 12 000 9...

Page 9: ... Large Memory Performed by DRAM Approx 150 pages of memory transmission Approx 170 pages of memory reception Phone Line Monitor On hook dialing Monitor speaker Redialing function 314 Station telephone directory Enhanced Copier Function Multi copy function up to 99 copies Enlargement and reduction Separator 64 Level halftone 5 2 HARDWARE REQUIREMENTS FOR MULTI FUNCTION SOFTWARE To use Multi Functio...

Page 10: ...10 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 6 Technical Descriptions 6 1 CONNECTION DIAGRAM ...

Page 11: ... is used for Program working and Image processing Modem IC607 Performs the modulation and the demodulation for FAX communication Detect the CALLED ID signal Read Section CIS Unit to read transmitted documents CIS Unit connected to FLATBED transit Unit Scan data is converted by Analog Front End on Digital Board Motor Driver Drives the DC motor for Printing Drives the Stepping Motor for Auto Documen...

Page 12: ... CHARGE DEV TR TOP COVER SENSOR 24V TONER SENSOR HALL IC READ POSITION SENSOR DOCUMENT SENSOR ADF COVER SENSOR HEAT LAMP 800W THERMOSTAT1 THERMOSTAT2 ADF MOTOR ADF RPS UNIT VARISTOR REGISTRATION MANUAL PAPER SENSOR MODEM CONEXANT 33 6kbps TEL LINE Handset LINE OPTION FAN LEFT CN606 POLYGON LASER CN601 CN625 CN608 EXIT SENSOR HOME SENSOR DRUM SENSOR PICK UP SENSOR PAPER SENSOR 24V 12V 6V 3 3V CN612...

Page 13: ...PC CN609 TO REGISTRATION PAPER AND PICK UP SENSOR CN611 TO TONER SENSOR CN612 TO THERMISTER AND EXIT SENSOR CN614 TO LASER CN617 TO SEPARATOR CN613 TO OPE CN606 TO SMPS RESET DSP 5V REG IC603 1 8V REG IC605 3 3V 5V 1 8V 6V CN615 TO POLYGON CN607 TO HVPS CN618 TO ANALOG CN608 TO FB AND ADF CN619 TO DC MOTOR PRINT DATA INT CS SDCLK CS INT CS LINE IN OUT SCANNER I F PRINTER I F G P I O CN602 TO FAN L...

Page 14: ...ATA BUS 0 B10 GPIO 82 O 3 3V NOT USED B11 SBCS 2 O 3 3V MODEM CHIP SELECT OUTPUT B12 SPIDO O 3 3V CIS INTERFACE B13 GPIO 7 O 3 3V NOT USED B14 GPIO 4 O 3 3V 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 B...

Page 15: ...TPUT PORT FAN1HALF 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 OUTPUT PORT SN_REG H2 SD 3 O 3 3V NOT USED H3 SMOT 4 O 3 3V NOT USED H4 VSSA33 GND GND H7 VS...

Page 16: ...D 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 INPUT PORT P...

Page 17: ...4 CCDILL 2 O 3 3V CIS INTERFACE 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 ...

Page 18: ...OP10 I 3 3V INPUT PORT POUT 28 SENIN1 IOP11 O 3 3V NOT 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 25MHz INPUT 39 XOUT_PLL O 3 3V CRYSTAL 25MHz OUTPUT 40 TEST...

Page 19: ...N 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 SCANNER MOTOR CONTROL 105 SMT5 OP75 O 3 3V SCANNER MOTOR CONTROL 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 ...

Page 20: ...witch 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 volt age as the battery voltage RTC goes into the backup mode in which the power consumption is lower 133 XINTOUT O 3 3V INTERRUPT OUTPUT 134 XRD I 3 3V RD SIGNAL 135 XWR I 3 3V WR SIGNAL 136 DB0 I O 3 3V DATA BUS 0 137 DB1 ...

Page 21: ...07 Analog gate array IC209 24 22 amplifier IC204 6 7 and the NCU section to the telephone line Refer to CHECK SHEET P 165 Facsimile Reception The analog 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...

Page 22: ...ck input 20 EXTIN Ext amp output 3 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 ...

Page 23: ...EM IC607 and the analog section The 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 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 circ...

Page 24: ...XP RX HSMIC INPUT MLAT MDATA MCLK ASIC SPOUT HOOK 0 6 A 5 A 4 A 3 A 2 A 1 D 0 6 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 1 0 9 6 1 4 1 25 26 29 32 1 KX FLB802 812 ANALOG BOARD BLOCK DIAGRAM ...

Page 25: ...odulation 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 image signal prior to modulation is used An A 4 size document is sent within about one minute Determined in 1980 Group IV G4 Transmission is via the da...

Page 26: ...ephone reservations and or the existence of continuous transmission 5 Facsimile Standards 6 Explanation of Communication and Compression Technology a G3 Communication Signals T 30 Binary Process For G3 Facsimile communication this is the procedure for exchanging control signals between the sending and receiving Item Telephone Network Facsimile G3 Machine Connection Control Mode Telephone Network S...

Page 27: ...ication Signal Format 00000001 Function Notifies the capacity of the receiving unit The added data signals are as follows Signal 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 ...

Page 28: ...25 4mm R8 7 7 lines mm and or 200 200 pels 25 4mm 16 Two dimensional coding capability Two dimensional coding capability 17 18 0 0 0 1 1 0 1 1 Recording width capabilities 1728 picture elements along scan line length of 215 mm 1 1728 picture elements along scan line length of 215 mm 1 2048 picture elements along scan line length of 255 mm 1 2432 picture elements along scan line length of 303 mm 1 ...

Page 29: ...lid Recording width Recording width indicated by bits 17 18 Recording width indicated by this field bit information 34 Recording width capability 1216 picture elements along scan line length of 151 mm 1 Middle 1216 elements of 1728 picture elements 35 Recording width capability 864 picture elements along scan line length of 107 mm 1 Middle 864 elements of 1728 picture elements 36 Recording width c...

Page 30: ...r to the next page RTC Return to Control Sends 12 bits 0 01 6 times to the receiver at the same speed as the image signal and notifies completion of transmission of the first sheet EOP End of Procedure X1110100 End of one communication MCF Message Confirmation X0110001 End of 1 page reception DCN Disconnect X1011111 Phase E starts MPS Multi Page Signal X1110010 Completion of transmission of 1 page...

Page 31: ...7 6 5 4 CALLING LINE IDENTIFICATION CIRCUIT 1 Function This unit is compatible with the Caller ID service offered by your local telephone company To use this feature you must sub scribe to a Caller ID service The data for the caller ID from the telephone exchange is sent during the interval between the first and second rings of the bell signal The data from the telephone exchange is a modem signal...

Page 32: ...e always occur 6 5 6 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 165 6 5 7 TAM INTERFACE CIRCUIT This circuit is to switch between FAX receiving and the external TAM s message recording automatically This circuit consists of an EXT TAM OFF HOOK detect circuit transfo...

Page 33: ...nts 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 IC600 to detect the other party CNG signal and RLY200 to separate EXT TAM a CNG signal detection circuit The CNG signal from the other party s FAX is detected in MODEM IC607 digital board Signal path Refer to ...

Page 34: ...n pressed pin U5 of IC600 goes to a low level and the transistor Q613 turns on This applies voltage to the CIS The CIS is driven by each of the SCSI SCCLK signals output from IC600 and the original image illuminated by the LED to output an analog image signal The analog image signal is input to the AFE on VINP 20pin of IC612 and converted into 16 bit data by the A D converter inside IC612 Then thi...

Page 35: ...H This signal is inverted by transistor Q634 and supplied to motor as Start Stop signal 2 Clock signal Output pin Pin 121 Output Signal Pulse Pulse frequency approx 1 9 KHz at the normal printing speed Pulse frequency approx 0 5 KHz at the half printing speed 3 Break signal Output pin Pin 122 Output Signal L When motor reaches constant speed low level signal is output from the motor as Lock detect...

Page 36: ...ollowing 2 signals are supplied from IC604 1 SS signal Output pin Pin 120 Output Signal L Consequently Start Stop signal becomes H 2 Break signal Output pin Pin 122 Output Signal H Motor stops rapidly by changing the Break signal from L to H Timing Chart of Stop operation 6 8 1 1 ENGINE MOTOR DRIVE CIRCUIT ...

Page 37: ...37 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 6 8 1 2 ENGINE MOTOR ...

Page 38: ...re set to ADF with synchronizing for reading 2 Motor operation During motor driving pin 98 of ASIC IC604 becomes a high level motor driver IC51 becomes active mode Stepping pulses are output from ASIC IC604 pins 100 105 causing driver IC51 pins 4 6 7 and 9 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...

Page 39: ...39 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 6 8 2 2 ADF Auto Document Feed MOTOR DRIVE CIRCUIT ...

Page 40: ...h synchronizing for reading 2 Motor operation During motor driving pin 99 of ASIC IC604 becomes high level motor driver IC54 becomes active mode Stepping pulses are output from ASIC IC604 pins 100 105 causing driver IC54 pins 4 6 9 and 7 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 021mm of CIS unit ...

Page 41: ...41 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 6 8 3 2 FB Flatbed MOTOR DRIVE CIRCUIT ...

Page 42: ...802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 6 9 DRIVE MODE AND WAVEFORM OF ADF AND FB MOTOR 1 Correspondent table of operation mode and waveform 2 Waveform Figure 1 phase pattern Flat torque 1 2 phase excitation ...

Page 43: ...43 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS Figure 2 phase pattern W1 2 phase excitation Figure 3 phase pattern Normal torque 1 2 phase excitation ...

Page 44: ...in G2 G3 of IC600 becomes high the FAN is activated In this case the pulse signal as shown next page input to pin P16 of IC600 and the rotation of the FAN is detected 6 10 2 Left side FAN FAN2 The signal level at pin P17 R16 becomes high the FAN is activated In this case the pulse signal as shown next page input to pin P18 of IC600 and the rotation of the FAN is detected ...

Page 45: ...ping device 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 Hig...

Page 46: ...Change Solenoid The solenoids are designed to be driven by 24V The diodes protect transistors from reverse generated voltage when solenoids are turned off REGISTER PICKUP BIN CHANGE MODE IC600_H1 Solenoid ON High level Solenoid OFF Low level MODE IC600_R3 Solenoid ON High level Solenoid OFF Low level MODE IC600_J3 Solenoid ON High level Solenoid OFF Low level ...

Page 47: ...47 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 6 12 LSU Laser Scanning Unit SECTION ...

Page 48: ...48 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS ...

Page 49: ...ocation Reference number Message Error Drum sensor Sensor PCB SW2 CHECK DRUM Paper sensor Sensor PCB SW3 OUT OF PAPER INPUT TRAY 1 Pickup sensor Sensor PCB SW4 Exit sensor Thermistor PCB PS5 PAPER JAMMED Home sensor FB Transit PCB PS51 CARRIAGE ERROR Read position sensor Sensor PCB PS2 CHECK DOCUMENT Registration Manual paper sen sor Sensor PCB PS4 PAPER JAMMED Print timing sensor Sensor PCB PS3 P...

Page 50: ... the input signal of IC600 N16pin becomes high level 6 13 3 PICKUP SENSOR This Switch detects whether a recording paper is picked up or not When there is a recording paper at the position of the switch the input signal of IC604 96pin becomes low level When there is no recording paper at the position of the switch the input signal of IC604 96pin becomes high level Signal IC600 N16pin Paper exist Lo...

Page 51: ... detects whether the carriage is at it s home position or not When the carriage is at it s home position a shelter plate closes the sensor light So the photo transistor turns off and the input signal of IC604 110pin becomes high level When the carriage is not at it s home position a shelter plate lets the sensor light pass So the photo transistor turns on and the input signal of IC604 110pin becom...

Page 52: ... of IC604 111pin becomes low level 6 13 7 REGISTRATION MANUAL PAPER SENSOR This sensor detects whether the recording paper is at the sensor position When the recording paper is detected the shelter plate lets the sensor light pass So the photo transistor turns on and input signal of IC604 112pin becomes low level When the recording paper is not detected the shelter plate closes the sensor light So...

Page 53: ...off and input signal of IC604 113pin becomes high level 6 13 9 DOCUMENT SENSOR This sensor detects whether a document is set in ADF or not When a document is set in ADF the shelter plate closes the sensor light So the photo transistor turns off and input signal of IC604 115pin becomes high level When a document is not set in ADF the shelter plate lets the sensor light pass So the photo transistor ...

Page 54: ... 117pin becomes low level 6 13 11 TOP COVER SENSOR The Switches detect whether the printer cover is open or closed When the printer cover is closed the switches turn ON and the input signal of IC604 97pin becomes a high level When the printer cover is open the switches turns OFF and the input signal of IC604 97pin becomes a low level Signal IC604 117pin Cover open High level Cover close Low level ...

Page 55: ...ve speed of the magnet 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 pendu lum 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 ...

Page 56: ...ed by continuous 5 times TONER LOW 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 73 sec onds ...

Page 57: ...57 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 6 13 12 2 Drum Detection ...

Page 58: ... They are controlled by the Gate Array IC101 and G A IC604 on the DIGITAL BOARD The key matrix table is shown below 1 Key Matrix a Hard Scan LED7 should be set to KSL4 8 x 5 key matrix is executed by hardware scanning Signal IC600 K16pin ON HOOK High level OFF HOOK Low level KIN0 KIN1 KIN2 KIN3 KIN4 KIN5 KIN6 KIN7 KSL0 2 1 3 STOP FAX MENU Caller ID KSL1 5 4 6 HELP Auto Answer KSL2 8 7 9 SET COPY S...

Page 59: ... OFF port LED2 6 15 LCD SECTION The Gate Array IC101 works only for writing the ASCII code from the data bus D4 D7 V0 is supplied for the LCD drive R118 and R117 are density control resistors Consequently in this unit the timing positive clock is generated by the LCD interface circuitry in the gate array IC101 SKIN0 XLED11 KIN1 XLED12 KIN2 XLED13 SKS0 XLED9 S5 S3 SKS1 XLED10 S8 S4 ...

Page 60: ...200µA is output from CHG OUTPUT GRID BIAS is generated by the current flowing in the GRID circuit via charge wire and GRID Charge CHG Grid Developing DC Developing AC Transfer TRA Transfer TRA Output Characteristics Constant current Constant voltage Constant voltage Rectangular Wave Constant current Variable Constant voltage Nominal Output Voltage 4 35KV 4 75 10V 230V 15V 50 300V PWM20 300V 15Vp p...

Page 61: ... from IC600 to DEV AC through transistor Q639 325 Vp p 17 5 kHz rectangular wave of developing AC voltage is output from DEV OUTPUT This voltage is overlapped with developing DC voltage and output as AC voltage that includes the development DC voltage 6 16 5 TRA BIAS Transfer BIAS TRA BIAS Transfer BIAS UNIT When CHG REM is L and TRA CLK is open Charge BIAS 200µA is output from CHG OUTPUT and at t...

Page 62: ...e heat lamp is turned on off by the HTRCTL signal IC604 41pin through the photo triac PC2 and the triac SCR51 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 170 C c After that control at the Secondary Stable temperature 205 C and feed p...

Page 63: ...63 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS ...

Page 64: ...A 168 93 5D 1 251 FB 85 200 C8 169 92 5C 2 251 FB 86 199 C7 170 91 5B 3 251 FB 87 198 C6 171 90 5A 4 251 FB 88 197 C5 172 89 59 5 251 FB 89 196 C4 173 88 58 6 251 FB 90 195 C3 174 87 57 7 250 FA 91 193 C1 175 86 56 8 250 FA 92 192 C0 176 85 55 9 250 FA 93 191 BF 177 84 54 10 250 FA 94 190 BE 178 83 53 11 249 F9 95 188 BC 179 82 52 12 249 F9 96 187 BB 180 81 51 13 249 F9 97 186 BA 181 80 50 14 249 ...

Page 65: ...138 130 82 222 49 31 55 229 E5 139 129 81 223 48 30 56 228 E4 140 127 7F 224 48 30 57 228 E4 141 126 7E 225 47 2F 58 227 E3 142 125 7D 226 46 2E 59 226 E2 143 123 7B 227 46 2E 60 225 E1 144 122 7A 228 45 2D 61 224 E0 145 121 79 229 45 2D 62 224 E0 146 120 78 230 44 2C 63 223 DF 147 118 76 231 44 2C 64 222 DE 148 117 75 232 43 2B 65 221 DD 149 116 74 233 43 2B 66 220 DC 150 114 72 234 42 2A 67 219 ...

Page 66: ...19 13 8 176 B0 39 63 3F 86 18 12 7 174 AE 40 61 3D 87 18 12 6 171 AB 41 60 3C 88 17 11 5 168 A8 42 58 3A 89 17 11 4 166 A6 43 57 39 90 16 10 3 163 A3 44 55 37 91 16 10 2 160 A0 45 54 36 92 16 10 1 158 9E 46 52 34 93 15 0F 0 155 9B 47 51 33 94 15 0F 1 152 98 48 50 32 95 14 0E 2 150 96 49 48 30 96 14 0E 3 147 93 50 47 2F 97 14 0E 4 144 90 51 46 2E 98 13 0D 5 141 8D 52 45 2D 99 13 0D 6 139 8B 53 43 2...

Page 67: ...cuit The 24V output is limited by this circuit Over Voltage Circuit If the 24V output increases because the error detecting circuit or control circuit is broken Control circuit will recognize this signal and output becomes 0V D104 D275 and D503 also prevent over voltage 3 3V Output Circuit This circuit is composed of DC DC converter method Dummy load method to quickly check the power supply output...

Page 68: ...shown in figure GEAR DRIVE OPC drives each part of fixing and developing When paper is fed from the standard cassette the plunger of solenoid is pulled to drive PICK UP ROLLER STANDARD then the roller starts feeding paper When paper is fed manually it is kept in the registration roller once then the roller starts feeding paper ...

Page 69: ...tandby position to pick up paper Pick upped paper is separated by ROLLER DOC SEPARATION and RUBBER SEPARATION and then fed by ROLLER DOC FEED After being read by CIS the paper is discharged by ROLLER DOC EJECT DOCUMENT TRANSMISSION SCANNER GLASS CIS Module is carried by the belt timing along the shaft carriage to the reading start position Then it goes back to the home position reading the documen...

Page 70: ...utton 3 ADF Auto Document Feeder cover 4 Document guides 5 Document tray 6 Document cover 7 Handset 8 Output tray 9 Top cover release lever 10 Document entrance 11 Paper input tray 12 Recording paper exit 13 Document exit 7 1 2 Rear view 1 Recording paper guides 2 Speaker 3 USB interface cover 4 Manual input tray 5 Telephone line jack 6 External telephone jack 7 Power inlet ...

Page 71: ...EL 1 Station keys 2 BROADCAST 3 MANUAL BROAD 4 LOWER 5 COLLATE DIRECTORY 6 CONTRAST 7 RESOLUTION 8 ZOOM QUICK SCAN 9 MENU 10 TONE 11 STOP 12 CALLER ID 13 FAX AUTO ANSWER 14 HELP 15 FAX 16 COPY 17 SET 18 SCAN 19 Navigator key 20 PAUSE REDIAL 21 FLASH 22 MONITOR 23 START ...

Page 72: ...ions 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 Do not place the unit in an area where the paper tray may be obstructed i e by a wa...

Page 73: ...o change the output tray from the computer set the printer properties Note The upper output tray can hold up to approximately 100 sheets of printed paper The lower output tray can hold up to approxi mately 50 sheets of printed paper Remove the printed paper before the output tray becomes full 1 Insert the output tray 1 into the slots 2 then push the tray down until it latches into place 2 Pull the...

Page 74: ...t tray becomes full If the top part of the extender is detached Pull the output tray extender 1 forward gently until it clicks into place then press the center part of the extender 2 to open 1 With the top part of the extender in the open position insert the tab 1 into the left hole 2 of the extender 2 Slide the other tab 1 into the right hole 2 of the extender from below until it clicks into plac...

Page 75: ...e of the extender into the output tray 2 Attach the extender 1 by bending the side of the output tray down ward slightly and pressing the right side of the extender 1 Line up the extender 1 with the left side of the output tray Make sure that the triangles 2 match to attach the extender correctly 2 Snap the extender 1 into the unit by pushing down the right side of the extender ...

Page 76: ...er Up to 200 sheets of 90 g m2 24 lb paper The unit is set for A4 size paper by default If you want to use Letter or legal size paper change the setting Refer to PROGRAM MODE TABLE P 111 1 Pull the paper input tray 1 completely out 2 Pinch the front side of the recording paper guide 1 then slide it to match the paper size mark Pinch the both sides of the recording paper guides 2 then slide them to...

Page 77: ...2 The paper should not be over the snubbers 3 5 Insert the paper input tray into the unit Note If the paper is not loaded correctly re adjust the paper guides or the paper may jam If the paper input tray dose not close the plate in the paper input tray may be lifted Push the paper and check that the paper is flat in the paper input tray Do not drop the input tray Hold the paper input tray with bot...

Page 78: ... the unit Please refer to page 91 in Operating Instructions Load the recording paper after you start printing with the computer 1 Pull open the manual input tray 1 to the front then raise the extender 2 gently until it clicks into place 2 Insert the paper print side down 1 until the unit grasps the paper and a single beep is heard Adjust the width of the guides 2 to the size of the recording paper...

Page 79: ...DSET UNIT 1 Connect the handset cord 1 to the handset and the handset cradle 2 Connect the handset connecter 1 to the handset unit connection jack 2 3 Insert the tab 1 into the slot 2 on the unit and insert the rib 3 of the handset cradle into the bottom groove 4 ...

Page 80: ...remove the handset unit 1 Pull the handset unit slightly forward 1 and then remove the rib of the handset cradle by lifting the handset unit in the direction of the arrow 2 2 Remove the tab 1 from the slot 2 on the unit and disconnect the handset connector 3 ...

Page 81: ...the auto document feeder Make a copy of the document using the scanner glass and set the copy Remove clips staples or other fasteners when using the auto document feeder When using the auto document feeder the total height of the documents when laid flat must be less than 10mm 3 8 If the documents exceed the capacity of the auto document feeder they may fall or cause a jam in the feeder Do not set...

Page 82: ...ality which may occur from the use of a non Panasonic toner cartridge and drum unit The drum unit 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 black drum surface Do not place the drum unit near dust or dirt or in a high humidity area Do not exp...

Page 83: ... 1 on the used toner cartridge firmly 6 Remove the used cartridge 1 from the drum unit 2 The toner may stick to the cartridge and the drum unit Be careful when handling Do not drop the toner on the black drum surface 3 Put the used toner cartridge into the protection bag 7 If you replace the drum unit at the same time remove the new drum unit from the protection bag Place the new toner cartridge 1...

Page 84: ...idge to snap into position 9 Turn the two green levers 1 on the toner cartridge firmly 10 Make sure that the triangles 1 match to install the toner cartridge cor rectly If the lower glass 2 is dirty clean it with a soft and dry cloth 11 Install the drum and toner unit 1 by holding the tabs ...

Page 85: ...posal method Waste material should be disposed of under conditions which meet all national and local environmental regulations Make sure that the triangles 2 match to install the drum and toner unit correctly 12 Close the top cover holding the cover release lever 1 until locked Caution To prevent injuries be careful not to put your hands under the top cover ...

Page 86: ...etup where D is the drive letter of your CD ROM drive Click OK If 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 b...

Page 87: ...t may disturb the network condition of the device 8 2 1 If the FAX machine shares a single telephone line with a DSL service If you use the unit with a computer and your internet provider instructs you to install a filter 5 please connect it as follows 8 2 2 Connecting to a computer Panasonic Multi Function Station software enables the unit to carry out the following functions Printing on plain pa...

Page 88: ...ecommended 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 that was released in and after April 2005 Important notice for the connection Do not connect the USB cable before installing Multi Function S...

Page 89: ...S KX FLB812CXS 1 USB cable Connect to the USB port Note Shielded USB cable 2 m or less in length must be purchased separately Be sure to use a USB 2 0 certified cable To assure continued emission limit compliance use only shielded USB cable ...

Page 90: ...90 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 9 Operation Instructions 9 1 YOUR LOGO The logo can be your name or the name of your company ...

Page 91: ...91 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 9 1 1 TO SELECT CHARACTERS WITH THE DIAL KEYPAD Pressing the dial keys will select a character as shown below 9 1 2 TO SELECT CHARACTERS USING OR ...

Page 92: ...9200bps 19 V34 21600bps 20 V34 24000bps 21 V34 26400bps 22 V34 28800bps 23 V34 31200bps 24 V34 33600bps 25 1100Hz 22 2100Hz SET ROM CHECK Service Mode 5 5 1 Indicates the version and checks the sum of the ROM SET LCD TEST Service Mode 5 5 8 Checks the LCD indication Illuminates all the dots to check if they are normal SET DTMF SINGLE TONE TEST Service Mode 5 5 2 Outputs the DTMF as single tones Us...

Page 93: ...one V VOX V VOX detect No VOX None U Pickup U Paper detect No paper T Print timing T Paper detect No paper F FB cover F Cover open Cover close A ADF cover A Cover open Cover close H Home H CIS at Home position CIS not at Home position None None None None None None None None None None PRINT TEST PAT TERN Service Mode 8 5 2 1 Press 852 then the SET key in the service mode 2 As PATNO is displayed on ...

Page 94: ...FLB812CX KX FLB802CXS KX FLB812CXS 10 1 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 10 1 2 BUTTON CODE TABLE ...

Page 95: ...X FLB812CXS 10 1 3 PRINT TEST PATTERN 1 NO 01 2 NO 06 3 NO 03 These print test patterns are just image printing and differ ent from actual ones When it is required to judge the print quality compare with the printing of a nondefective machine ...

Page 96: ...ial programs The normal programs are those 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 Func tions are used to test the various functions Th...

Page 97: ... clear Refer to Memory Clear Specification P 99 551 ROM check See P 92 552 DTMF single tone test 1 ON 2 OFF 1 2 2 See P 92 553 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 92 555 Scanner test See P 92 556 Motor test H V P S check 0 See P 92 557 LED test See P 92 5...

Page 98: ...12000BPS 3 9600BPS 4 7200BPS 5 4800BPS 6 2400BPS 1 6 1 Adjusts the speed to start training during FAX trans mission Refer to P 147 and 718 Receive speed select 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 148 and 721 Pause tone detect 1 ON 2 OFF 1 2 2 Selects the tone detection for pause in dialing 722 Redia...

Page 99: ...lear Specification 1 Execute Service 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 ...

Page 100: ...100 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 11 2 USER MODE The list below is an example of the SYSTEM SETUP LIST the unit prints out KX FLB802 Note The above values are the default values ...

Page 101: ...101 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS KX FLB812 Note The above values are the default values ...

Page 102: ...102 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 11 3 SERVICE MODE SETTINGS Example of a printed out list KX FLB802 Note The above values are the default values ...

Page 103: ...103 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS KX FLB812 Note The above values are the default values ...

Page 104: ...X FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 11 4 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 105 ...

Page 105: ...multifunction was used for the Scan ner The number of pages scanned If the unit does not have a PC interface NONE will be printed 27 NUMBER OF PC PRINT The number of times multifunction was used for the Printer The number of pages printed If the unit does not have a PC interface NONE will be printed 28 NUMBER OF RECEIVING TO PC The number of times received in the PC through the USB cable The numbe...

Page 106: ...AY 3 60 Total number of printing The number of printed papers including copy reception printing report etc 61 The printing number at the most recent maintenance kit replacement The condition is the same as 60 62 The replacement number of the maintenance kit The number is counted based on the service 670 ...

Page 107: ...put tray Recording paper was not fed into the unit properly Re insert the recording paper The cover at the left side of the optional input tray is open Close it The ADF cover is open Close it There is no space to store new items in navigator directory Erase unnecessary items The drum life is near to an end Replace the drum unit as soon as possible The unit has a document in memory See the other di...

Page 108: ...Attempted to send a document longer than 600 mm 235 8 Press STOP to remove the document Divide the document into two or more sheets and try again The recording paper is installed in the manual input tray when trying to copy recieve faxes or print reports Remove the recording paper from manual input tray The drum life is complete Replace the drum unit immediately The memory is full of received docu...

Page 109: ...nt out the setup list code 991 and 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 110 Also before exiting the remote programming mode it is advisable to obtain a new list to confirm that the ...

Page 110: ...110 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 2 1 ENTERING THE REMOTE PROGRAMMING MODE AND CHANGING SERVICE CODES CROSS REFERENCE PROGRAM MODE TABLE P 111 ...

Page 111: ...TIMER 0 OFF 1 30S 2 1min 3 2min 4 5min 1min OK 482 TONER SAVE 1 ON 2 OFF OFF OK Code Function Set Value Default Remote Setting 212 TEL FAX DELAYED RING 1 to 9 rings 2 OK 401 PRINT CONFIRMATION REPORT 1 Error 2 ON 3 OFF Error OK 402 JOURNAL AUTO PRINT 1 ON 2 OFF ON OK 404 MANUAL ANSWER MODE 1 TEL 2 TEL FAX TEL OK 411 OVERSEAS MODE 1 NEXT FAX 2 ERROR 3 OFF ERROR OK 412 DELAYED SEND 1 ON 0 OFF OFF NG...

Page 112: ...turn on ring number set 00 99 10 OK 590 FAX auto redial time set 00 99 05 OK 591 FAX auto redial line disconnection time set 001 999sec 065 OK 592 CNG transmit select 1 OFF 2 ALL 3 AUTO ALL OK 593 Time between CED and 300bps 1 75ms 2 500ms 3 1sec 75ms OK 594 Overseas DIS detection select 1 1st 2 2nd 1st OK 595 Receive error limit value set 1 5 2 10 3 15 4 20 10 OK 596 Transmit level set 15 00dBm 1...

Page 113: ...sting or cleaning it as required First determine the problem then decide the troubleshooting method If you have difficulty finding the broken part determine which board is broken For example the Digital PCB Analog PCB etc The claim tag from a customer or dealer may use different expressions for the same problem as they are not a technician or engineer Using your experience test the problem area co...

Page 114: ...802CXS KX FLB812CXS 12 3 2 STARTING TROUBLE SHOOTING Determine the symptom and the troubleshooting method CROSS REFERENCE USER RECOVERABLE ERRORS P 107 SIMPLE CHECK LIST P 116 DIGITAL BOARD SECTION P 253 POWER SUPPLY BOARD SECTION P 67 ...

Page 115: ...s of initialization one is the short 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 ...

Page 116: ...116 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 4 SIMPLE CHECK LIST Note Check according to the service code referring to TEST FUNCTIONS P 92 ...

Page 117: ...Failed drum unit Replace drum unit Dirty the pickup roller and the regist roller and the feed roller and the eject roller and the heat roller and the pressure roller Clean the pickup roller and the regist roller and the feed roller and the eject roller and the heat roller and the pressure roller Failed the high voltage terminal Check the high voltage terminal Failed the high voltage power supply b...

Page 118: ... the pickup rubber Clean or replace the separation rubber Failed the gear Check the gear Failed the solenoid Check the solenoid Failed the engine motor Go to FB FlatbedFlatbed MOTOR P 172 Failed the pickup sensor lever Check the pickup sensor lever Failed the pickup sensor Go to SENSOR SECTION P 168 5 THE RECORDING PAPER JAM P 138 PAPER JAMMED ON THE LCD Dirty or failed the pressure roller Clean o...

Page 119: ... Failed the document guide Replace the document guide 3 THE SENT FAX DATA IS SKEWED P 143 The cause of ADF Go to SKEW ADF P 142 The cause of scanner glass Problem with the other FAX machine 4 THE RECEIVED FAX DATA IS SKEWED P 143 The cause of printing Go to SKEW ADF P 142 Problem with the other FAX machine 5 THE RECEIVED OR COP IED DATA IS EXPANDED P 143 Dirty or failed the document feed roller at...

Page 120: ... 61h 40 deg or below by the temperature control after reaching the second stabilizing tem perature 205 C 3Ch 05 means that it did not reach the first stabilizing temperature 170 C 5Bh within 30 seconds from detection temperature 1 70 C D8h 06 means that it became 235 C 2Ah or over during printing 07 means that during printing the short of the thermistor AD 00h was detected 08 means that the thermi...

Page 121: ...B802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 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 ...

Page 122: ...12 3 6 2 CALL SERVICE 2 CALL SERVICE 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 ...

Page 123: ... temperature of the fuser 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 by service mode 655 Refer to P 120 for details ...

Page 124: ...4 means that the FAN does not run or the running of the FAN cannot be detected normally The running of the FAN is detected by IC600 16 and 18pin CALL SERVICE 4 is displayed when it detects NG three times contin uously After repairing copy three times If CALL SERVICE 4 is displayed check again ...

Page 125: ...125 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS ...

Page 126: ...126 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 6 5 CALL SERVICE 5 CALL SERVICE 5 means that Engine DC motor s rotation detection signal LD does not become Low ...

Page 127: ...127 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 6 6 CALL SERVICE 6 CALL SERVICE 6 indicates that abnormal charge voltage is output from the high voltage unit ...

Page 128: ...128 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 7 PRINT 12 3 7 1 GHOST IMAGE CROSS REFERENCE HIGH VOLTAGE SECTION P 179 POWER SUPPLY BOARD SECTION P 67 ...

Page 129: ...129 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 7 2 DARK OR WHITE VERTICAL LINE Note When wiping the cover glass reflecting mirror use a dry and soft cloth ...

Page 130: ...130 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 7 3 DARK OR WHITE HORIZONTAL LINE CROSS REFERENCE HIGH VOLTAGE SECTION P 179 ...

Page 131: ...131 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 7 4 DIRTY OR HALF DARKNESS BACKGROUND CROSS REFERENCE HIGH VOLTAGE SECTION P 179 ...

Page 132: ...132 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 7 5 BLACK PRINT CROSS REFERENCE HIGH VOLTAGE SECTION P 179 LSU Laser Scanning Unit SECTION P 47 ...

Page 133: ...133 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 7 6 LIGHT PRINT CROSS REFERENCE HIGH VOLTAGE SECTION P 179 ...

Page 134: ...134 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 7 7 BLACK OR WHITE POINT 12 3 8 RECORDING PAPER FEED 12 3 8 1 MULTIPLE FEED ...

Page 135: ...135 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 8 2 THE RECORDING PAPER IS WAVED OR WRINKLED ...

Page 136: ...136 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 8 3 SKEW ...

Page 137: ...137 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 8 4 THE RECORDING PAPER DOES NOT FEED CROSS REFERENCE SENSOR SECTION P 168 MOTOR SECTION P 172 ...

Page 138: ...138 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 8 5 THE RECORDING PAPER JAM ...

Page 139: ... the maximum length of the register sensor 3 The paper exit was not detected after the registration 4 The paper was longer than the maximum length of the paper exit sensor 5 The Registration Manual paper sensor or paper exit sensor was turned ON before the motor started to rotate 6 The Registration Manual paper sensor chattered 7 The sorter enter sensor chattered 12 3 8 6 BACK SIDE OF THE RECORDIN...

Page 140: ...140 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 9 ADF Auto document feed SECTION 12 3 9 1 NO DOCUMENT FEED DOCUMENT JAM and MULTIPLE DOCUMENT FEED CROSS REFERENCE SENSOR SECTION P 168 ...

Page 141: ...141 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS CROSS REFERENCE MOTOR SECTION P 172 ...

Page 142: ...142 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 9 2 SKEW ADF ...

Page 143: ... FLB812CX KX FLB802CXS KX FLB812CXS 12 3 9 3 THE SENT FAX DATA IS SKEWED CROSS REFERENCE SKEW ADF P 142 12 3 9 4 THE RECEIVED FAX DATA IS SKEWED CROSS REFERENCE SKEW P 136 12 3 9 5 THE RECEIVED OR COPIED DATA IS EXPANDED ...

Page 144: ...144 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 9 6 BLACK OR WHITE VERTICAL LINE IS COPIED ...

Page 145: ...BLEM P 147 3 The fax receives successfully one time and fails another Copying is also possible Troubleshooting Problem with the service line or with the transmitter s fax Refer to RECEIVE PROBLEM P 148 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 149 5 The fax fa...

Page 146: ...812CX KX FLB802CXS KX FLB812CXS 12 3 10 1 DEFECTIVE FACSIMILE SECTION 12 3 10 1 1 TRANSMIT PROBLEM CROSS REFERENCE CLEANING THE WHITE PLATE AND GLASSES P 238 ADF Auto document feed SECTION P 140 OPERATION PANEL SECTION P 168 ...

Page 147: ...FLB812CXS 12 3 10 1 2 SOMETIME THERE IS A TRANSMIT PROBLEM Note 596 Transmit level set represents a service code Refer to the SERVICE FUNCTION TABLE P 97 717 Transmit speed select represents a service code Refer to the SERVICE FUNCTION TABLE P 97 ...

Page 148: ...BLE P 97 For the receiving problem we have thought of causes other than in the software Some causes may be when the fax changes to the memory receiving mode for example when out of paper and the memory becomes full of the unprinted fax data In this 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 cancel...

Page 149: ...149 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 10 1 4 THE UNIT CAN COPY BUT CANNOT TRANSMIT RECEIVE CROSS REFERENCE TEST FUNCTIONS P 92 ...

Page 150: ...JOURNAL report only gives you basic 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 ...

Page 151: ... The values in parentheses indicate how many times the trigger has been used For example 0003 means three times 5 ERROR MEMORY Indicates the reason why the unit received a fax message in memory If you look at No 11 in the JOURNAL 2 in PRINTOUT EXAMPLE P 153 it shows the fax message was received in memory due to PAPER OUT error NO RESPONSE DISAPPEARED ON JOURNAL The NO RESPONSE DISAPPEARED ON JOURN...

Page 152: ...H MR MMR 7 MSLT MSLT means Minimum Scan Line Time Used only at the factory 8 EQM 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 ...

Page 153: ...153 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 11 3 PRINTOUT EXAMPLE ...

Page 154: ...154 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS ...

Page 155: ...0BSP training signal 3 43 COMMUNICATION ERROR SND No response after post message is transmitted three times 4 44 COMMUNICATION ERROR SND RTN and PIN are received 5 46 COMMUNICATION ERROR RCV No response after FTT is transmitted 6 48 COMMUNICATION ERROR RCV No post message 7 49 COMMUNICATION ERROR RCV RTN is transmitted 8 50 COMMUNICATION ERROR RCV PIN is transmitted to PRI Q 8 51 COMMUNICATION ERR...

Page 156: ...156 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS ...

Page 157: ...157 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS CROSS REFERENCE TEST FUNCTIONS P 92 ...

Page 158: ...158 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS CROSS REFERENCE TEST FUNCTIONS P 92 ...

Page 159: ...159 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS CROSS REFERENCE TEST FUNCTIONS P 92 ...

Page 160: ...160 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS CROSS REFERENCE TEST FUNCTIONS P 92 ...

Page 161: ...161 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS ...

Page 162: ...162 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS ...

Page 163: ...163 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS CROSS REFERENCE TEST FUNCTIONS P 92 ...

Page 164: ... is turned on the SOC IC600 initializes 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 254 POWER SUPPLY BOARD SECTION P 67 ...

Page 165: ...t the handset microphone and the signal 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 t...

Page 166: ... the signal disappears on each route between the handset microphone and telephone line sending or between the telephone line and the handset speaker receiv ing 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 165 is useful for this investigation 2 No pulse dialing 3 No ring tone or No b...

Page 167: ...ERENCE CHECK SHEET P 165 12 3 13 3 DETECTIVE TAM INTERFACE SECTION 1 The FAX turns on but does not arrive through TAM CROSS REFERENCE TAM INTERFACE SECTION P 33 2 A FAX is received but won t switch from TAM to FAX CROSS REFERENCE ANALOG BOARD SECTION P 165 TAM INTERFACE SECTION P 33 ...

Page 168: ...er to TEST FUNCTIONS P 92 1 NO KEY OPERATION 2 NO LCD INDICATION CROSS REFERENCE TEST FUNCTIONS P 92 12 3 13 5 SENSOR SECTION Refer to SENSORS AND SWITCHES for the circuit description Perform an SENSOR CHECK to determine if the sensor is operating correctly 1 Check the DRUM sensor CHECK DRUM ...

Page 169: ...2CXS KX FLB812CXS 2 Check the paper sensor OUT OF PAPER INPUT TRAY 1 3 Check the pickup sensor FAILED PICKUP 4 Check the paper exit sensor PAPER JAMMED 5 Check the home sensor CARRIAGE ERROR 6 Check the read position sensor CHECK DOCUMENT ...

Page 170: ...CXS KX FLB812CXS 7 Check the registration manual paper sensor PAPER JAMMED 8 Check the print timing sensor PAPER JAMMED 9 Check the document sensor 10 Check the ADF cover sensor CLOSE ADF COVER 11 Check the top cover sensor TOP COVER OPEN ...

Page 171: ...171 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 Check the toner sensor TONER LOW CHANGE DRUM 13 Check the option handset hook switch CROSS REFERENCE SENSORS AND SWITCHES SECTION P 49 ...

Page 172: ...172 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 13 6 MOTOR SECTION 12 3 13 6 1 FB FlatbedFlatbed MOTOR ...

Page 173: ...173 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 13 6 2 ADF MOTOR ...

Page 174: ...174 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 13 7 LSU SECTION CROSS REFERENCE LSU Laser Scanning Unit SECTION P 47 ...

Page 175: ...175 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 14 CIS CONTROL SECTION ...

Page 176: ...176 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS CROSS REFERENCE TEST FUNCTIONS P 92 ...

Page 177: ...areful high voltage is output at that moment Avoid mea suring then 7 The unit enters the service mode Then push 556_0 Do not push the SET button 8 Push the SET button High voltage will be added to the unit in the hereafter Avoid touching the wire and the tip of high voltage probe where high voltage is supplied 9 When the measurement is finished push the STOP button The high voltage output is stopp...

Page 178: ...178 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS ...

Page 179: ...179 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 16 HIGH VOLTAGE SECTION 1 Main ...

Page 180: ...180 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 2 CHG GRID ...

Page 181: ...181 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 3 TRA ...

Page 182: ...182 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 3 DEV DC ...

Page 183: ...183 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 4 DEV AC ...

Page 184: ...184 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS TRA ...

Page 185: ...185 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 17 USB SECTION Troubleshooting 1 Confirmation of the PC settings ...

Page 186: ...186 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 2 Confirmation of the digital unit ...

Page 187: ...1 2pin GND CN601 4pin Circuit Diagram Sequence of normal operation When USB cable from PC is connected to CN601 Vbus voltage goes up to 5V USBPWR becomes about 3V and IC600 recognizes the connection with PC Then D becomes about 3V waveform 1 The D becomes 0V the D voltage increases then communication between IC 600 and PC is started waveform 2 When a few seconds elapsed after USB cable was inserte...

Page 188: ...188 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS Waveform of normal operation ...

Page 189: ...and lightning surge voltage test with standing 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 located 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 t...

Page 190: ...190 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 12 3 18 2 TROUBLESHOOTING FLOW CHART ...

Page 191: ...eplace all of the parts D10 D13 F2 D101 If D101 is broken the oscillation circuit in the power supply cannot operate Check it with an electric tester F151 If F151 is melted open check the 12 Voltage line of the Digital PCB and others F301 If F301 is melted open check the 3 3 Voltage line of the Digital PCB and others F501 If F501 is melted open check the 6 Voltage line of the Digital PCB and other...

Page 192: ... forcibly before lifting the ADF cover 1 Hold the ADF cover 1 firmly and lift it to open 2 When the document has jammed near the document entrance Remove the jammed document 1 carefully When the document has jammed near the document exit Press the ADF cover release button 1 and open the ADF cover 2 Remove the jammed document 3 carefully ...

Page 193: ...193 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 3 Close the ADF cover ...

Page 194: ...ow the following Caution Do not pull out the jammed paper forcibly before opening the top cover To prevent injuries be careful not to put your hands under the top cover 1 Lift the cover release lever 1 and open the top cover 2 Important Close the manual input tray 3 before opening the top cover Note Do not touch the transfer roller 5 2 Remove the jammed paper ...

Page 195: ...tray completely out 2 Remove the jammed paper 1 carefully by pulling it upwards Remove the jammed paper 1 carefully by pulling it toward you 3 Insert the paper input tray into the unit Case 2 When the recording paper has jammed near the fuser unit 1 Lift both green levers 1 until they stop 2 Remove the jammed paper 1 carefully by pulling it upwards ...

Page 196: ...riginal position Case 3 When the recording paper has jammed near the output tray KX FLB812CX KX FLB812CXS only 1 Pull and hold the lever 1 to release the jammed paper 2 Remove the jammed paper 1 carefully by pulling it upwards 3 Close the top cover holding the cover release lever 1 until locked ...

Page 197: ...ly The display will show the following Note If the error message is still displayed check the recording paper specifications and re install recording paper 1 Pull the paper input tray completely out then remove the recording paper and straighten 2 Re load the recording paper 3 insert the paper unit tray into the unit ...

Page 198: ...g paper in the manual input tray is not fed into the unit properly The display will show the following Note If the error message is still displayed check the recording paper specifications and re install recording paper 1 Remove the recording paper 2 Re insert the recording paper ...

Page 199: ...199 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 13 Service Fixture Tools ...

Page 200: ...200 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 Disassembly and Assembly Instructions Note Remove the Document Cover the Paper Input tray and the drum and toner cartridge before reassembling ...

Page 201: ...201 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 1 LOWER CABINET SECTION ...

Page 202: ...202 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 2 PRINTER COVER SECTION ...

Page 203: ...203 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 3 SORTER SECTION ...

Page 204: ...204 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 4 REMOVE THE BOTH SIDE CABINET SECTION ...

Page 205: ...205 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 5 REMOVE THE LEFT SIDE CABINET SECTION ...

Page 206: ...206 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 6 REMOVE THE BOTTOM PLATE ...

Page 207: ...207 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 7 REMOVE THE RIGHT SIDE CABINET SECTION ...

Page 208: ...208 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 8 REMOVE THE ALALOG BOARD ...

Page 209: ...209 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 9 REMOVE THE DIGITAL BOARD ...

Page 210: ...210 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 10 REMOVE THE MIRROR ...

Page 211: ...211 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 11 REMOVE THE HIGH VOLTAGE POWER BOARD ...

Page 212: ...212 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 12 REMOVE THE LASER UNIT ...

Page 213: ...213 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 13 REMOVE THE PICK UP ROLLER ...

Page 214: ...214 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 14 REMOVE THE FUSER UNIT AND THE SORTER UNIT ...

Page 215: ...215 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 15 REMOVE THE FUSER UNIT PARTS ...

Page 216: ...216 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 16 REMOVE THE RIGHT SIDE CABINET SECTION ...

Page 217: ...217 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 17 REMOVE THE OPERATION PANEL AND BOARD ...

Page 218: ...218 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 18 REMOVE THE SCANNER GLASS COVER ...

Page 219: ...219 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 19 REMOVE THE SCANNER SECTION ...

Page 220: ...220 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 20 REMOVE THE MULTI ROLLER ...

Page 221: ...221 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 21 REMOVE THE TRANSFER ROLLER UNIT ...

Page 222: ...222 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 22 REMOVE THE EJECT SUPPORT ROLLER GUIDE HOLDER ...

Page 223: ...223 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 23 REMOVE THE MAIN GEAR UNIT ...

Page 224: ...224 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 24 REMOVE THE ADF TOP COVER ...

Page 225: ...225 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS ...

Page 226: ...226 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 25 REMOVE THE ADF UNIT ...

Page 227: ...227 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 26 REMOVE THE ADF PARTS ...

Page 228: ...228 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 27 REMOVE THE SORTER UNIT PARTS ...

Page 229: ...229 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS ...

Page 230: ...230 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 28 INSTALLATION POSITION OF THE LEAD 14 28 1 LSU SECTION 14 28 2 DIGITAL BOARD SECTION 1 ...

Page 231: ...231 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 28 3 DIGITAL BOARD SECTION 2 14 28 4 DIGITAL BOARD SECTION 3 ...

Page 232: ...232 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 28 5 DIGITAL BOARD SECTION 4 14 28 6 DIGITAL BOARD SECTION 5 ...

Page 233: ...233 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 28 7 HANDSET SECTION 14 28 8 FAN RIGHT MOTOR SECTION ...

Page 234: ...234 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 28 9 FAN LEFT MOTOR SECTION ...

Page 235: ...235 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 14 29 HOW TO INSTALL FERRITE CORE ...

Page 236: ...pying self testing and communication 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 eq...

Page 237: ...8 5 Abnormal wear and tear or loose parts Replace the part Check if the screws are tight on all parts No Item Cleaning Cycle Replacement Cycle Procedure 1 ADF Document Feed Roller Ref No 121 3 months 7 years 100 000 documents Refer to REMOVE THE ADF PARTS P 227 2 ADF Separation Rubber Ref No 110 3 months 7 years 100 000 documents Refer to REMOVE THE ADF PARTS P 227 3 ADF Eject Roller Ref No 143 3 ...

Page 238: ...r the original document the data scanned by the computer or the fax document received by the other party Caution Be careful when handling the drum and toner unit Do not use paper products such as paper towels or tissues to clean the inside of the unit 15 2 1 1 White plate and scanner glasses 1 Disconnect the power cord 2 Open the document cover 1 3 Press the ADF cover release button 1 and open the...

Page 239: ...e cover sheet 2 and its cir cumference 3 with a soft and dry cloth Clean the white cover sheet carefully to avoid damaging it 5 Close the ADF cover 1 then hold the document cover 2 while clean ing the white plate 3 and the scanner glass 4 6 Close the document cover 1 7 Re connect the power cord ...

Page 240: ...s off from the unit 1 Attach the hinges 1 to the document cover 2 Make sure that the inserted direction is correct Otherwise the hinges cannot be inserted into the slots in step 3 2 Lay down the hinges 1 3 Insert the hinges 1 into the slots 2 on the unit 4 Close the document cover ...

Page 241: ...ver release lever 1 and open the top cover 2 Important Close the manual input tray 3 before opening the top cover Note Do not touch the transfer roller 5 3 Remove the drum and toner unit 1 by holding the tabs 4 Clean the lower glass 1 with a soft and dry cloth 5 Reinstall the drum and toner unit 1 by holding the tabs ...

Page 242: ...2 match to install the drum and toner unit correctly 6 Close the top cover holding the cover release lever 1 until locked Caution To prevent injuries be careful not to put your hands under the top cover 7 Re connect the power cord 1 Disconnect the power cord 2 Hold the ADF cover firmly and lift it to open the upper part 1 of the ADF cover 3 Press the ADF cover release button 1 and open the ADF cov...

Page 243: ...the document feeder rollers 1 with a cloth moistened with iso propyl rubbing alcohol and let all parts dry thoroughly Clean the rollers in the direction of the arrow to avoid the discharge brush 2 from being pulled 5 Close the ADF cover 6 Re connect the power cord ...

Page 244: ...e of the sensitive drum a fixed electric potential The sensitive drum is the Organic Photo Conductor OPC which is a electric conductive cylinder whose surface is covered with the Charge Generation Transfer Layer CGTL When the charging bias DC 4 35kv is added and the plus charge is supplied to the opc surface while charging the whole surface potential of the drum is 475V Charging Part ...

Page 245: ...sing through the Charge Generation Transfer Layer which conducts the minus charge the plus charged drum s surface is neutralized to be skipped Then the plus 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 ...

Page 246: ...pply roller Secondly the potential difference causes to send the toner to the developing roller from the toner supply roller The supplied toner to the developing roller is kept to a certain layer thickness by the developing blade and also it is charged by triboelectricity Consequently the toner is transferred to the surface of the exposed OPC drum by the potential difference between the developing...

Page 247: ...t of the toner remains The cleaning 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 After paper jam or replacing toner and drum unit the transfer roller is plus charged to eliminate the plus charged toner Cleaning...

Page 248: ...rface of the heat roller is rosined by Teflon and lubri cated to 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...

Page 249: ...249 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 15 4 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 15 4 1 DIGITAL BOARD 15 4 2 ANALOG BOARD ...

Page 250: ...250 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 15 4 3 OPERATION BOARD 15 4 4 AFE BOARD 15 4 5 HIGH VOLTAGE POWER SUPPLY BOARD ...

Page 251: ...251 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 15 4 6 LOW VOLTAGE POWER SUPPLY BOARD ...

Page 252: ...OLDER PbF Pb free P 6 15 5 2 PROCEDURE 1 Tack the flat pack IC to the PCB 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 ...

Page 253: ...d at the plant various tests are applied and any mal functions 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 sol dering fault instead Soldering faults difficult to detect with the naked eye are com...

Page 254: ...254 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 15 6 1 NG EXAMPLE ...

Page 255: ...255 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 15 7 TEST CHART 15 7 1 ITU T No 1 TEST CHART ...

Page 256: ...256 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 15 7 2 ITU T No 2 TEST CHART ...

Page 257: ...4 L688 L689 L690 L693 L646 L685 L686 PVCLK Z0 1u C891 C821 K1000p C822 K1000p C823 K1000p C824 K1000p C825 K1000p C826 K1000p C827 K1000p C820 K1000p C828 K1000p 1P181 L695 C671 J18p C691 C7p CN607 1 SW 2 HVERR 3 TRS 4 DEVAC 5 DEV 6 CHG 7 PG 8 24V CN606 1 HTRCTL 2 3 3V 3 3 3V 4 6V 5 12V 6 DG 7 DG 8 PG 9 PG 10 24V 11 24V CN611 1 5V 2 TNR 3 GND 2 2 3216size R817 2 2 3216size R818 BAT600 FAN2DET FAN2...

Page 258: ...R700 L653 L652 L651 L682 L683 L684 L659 L660 L662 L671 L670 L669 L696 L699 L691 L677 L731 R682 2 2K Q632 3 3V R685 2 2K Q621 3 3V R673 180 CHKSEL R814 100 IC610 1 2 3 GND 4 5 VCC C815 J10p R815 22 L668 R816 NC R742100 D609 2 5V 3 3V C816 Z0 1u CN613 1 THRM 2 KSTART 3 KTXD 4 KSCLK 5 OPERST 6 GND 7 5V CN615 1 POLCLK 2 XREADY 3 POLON 4 DG 5 24V CN609 1 PAPER 2 PICK 3 GND 4 LED 5 REGIST 6 GND CN612 1 ...

Page 259: ... VDD88 89 VSS89 90 VSSO90 91 VDDO91 92 D0 93 D1 94 D2 95 D3 96 D4 97 D5 98 D6 99 D7 100 VSS100 XMDMINT1 XMDMCS1 C732 Z0 1u R750 100 R761 100 C729 Z0 1u R756 4 7K C746 K0 1u R762 4 7K C733 Z1u C744 Z0 1u R759 10K R745 47K D 15 0 C728 Z1u C753 K1000p EVOL2 BBRESET 6V TONE LINERLY1 HSALC1 CIDRLY BBMUTE Z1 0u C804 10K R794 150K R791 K2200p C807 10 R788 120K R793 R789 NC 1K R795 R790 NC 10K R792 Z1 0u ...

Page 260: ...00 R810 47 R811 47 R812 47 R605 22 R606 22 R613 22 R614 22 R615 22 R813 47 33 RA604 1 2 3 6 7 8 33 RA603 1 2 3 6 7 8 33 RA602 1 2 3 6 4 5 4 5 4 5 7 8 L716 L715 22 RA631 1 2 3 6 4 5 7 8 L707 L721 L712 L713 L714 Z0 1u C799 Z0 1u C795 RESET 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 VDD33 K4 VDD33 M4 VDD33 R4 VDD33 R6 VDD33 R...

Page 261: ...J22p C650 16V47u L617 C651 Z0 1u R799 0 R808 47 L814 J100p C812 Z0 1u C907 Z0 1u C906 K1000p C908 K1000p C909 K1000p C910 R835NC 470 R868 R869 NC C572 NC C574 NC J15p C573 L728 VREF Z0 1u C798 K1000p C813 C852 NC C872 NC C819 NC 470 R822 K0 01u C555 K0 1u C552 K0 1u C551 K0 1u C554 K1u C556 K0 1u C557 K0 1u C558 K0 1u C559 K0 1u C560 C7p C648 C7p C649 470 R832 470 R833 470 R834 12VCIS D 0 D 1 D 2 ...

Page 262: ...K T201 1 2 3 4 6 L225 1B252 R256 12K FG2 A B IC204 1 2 3 4 V 5 6 7 8 V A B IC211 1 2 3 4 5 6 7 8 C244 K0 027u L227 1B252 R218 43K C270 J390p R234 J R275 100 R229 47K Q204 R381 NC 5VD 12VA L226 1B252 L229 1B252 C248 50V4 7u Q200 J L272 R274 1K 22K R235 R241 1K R269 100K PC200 A K E C C335 NC 10K R240 R223 110K J J205 R249 15 J J200 Q203 C273 K0 01u R265 10K L237 1B252 D204 C336 NC IC205 1 VCC 2 DET...

Page 263: ...0 01u R320 220K R344 NC 1B252 L268 C313 J680p R321 220K PC206 AK KA E C C299 16V10u C298 6 3V220u C316 J100p 1B252 L270 R334 33K 5VA 1B252 L267 Q206 R335 8 2K D210 NC L265 D218 NC VREF 2 2K R302 R315 120K K0 068u C289 PC203 A K E C 5VD IC207 1 X4 2 X6 3 X 4 X7 5 X5 6 INH 7 VEE 8 VSS 9 C 10 B 11 A 12 X3 13 X0 14 X1 15 X2 16 VDD K0 1u C281 4 7K R254 L257 1B252 SA200 C323 NC ZNR200 K0 22u C293 D214 K...

Page 264: ... FLB802 812CX KX FLB802 812CXS TEL JACK BOARD C42 Z0 1u IC40 1 VCC 2 GND 3 OUTPUT CN43 1 2 3 To DIGITAL KX FLB802 812CX KX FLB802 812CXS TONER SENSOR BOARD L42 0 L41 0 NC C41 CN42 1 2 3 4 5 6 L40 0 L43 0 NC C40 CN44 1 2 3 4 5 6 TO OPTION HANDSET TO ANALOG BOARD HSMIC HOOK_IN HSMIC AG HSSP HSSP HSMIC HOOK_IN HSMIC AG HSSP HSSP KX FLB802 812CX KX FLB802 812CXS HANDSET RELAY BOARD J4 W6N10T ZNR1 431 ...

Page 265: ...122 S5 SW128 S4 SW116 C109 J100p C113 K0 01u C120 J100p C119 J100p C121 J100p S6 SW129 LOCATO R SW108 NC SW126 COLLATE SW125 S2 SW124 6 SW120 MONITOR SW118 SW119 ZOOM SW112 STO P SW109 SW103 SET SW101 SW115 MENU 3 SW121 RESOLUTION SW102 CALLER ID SW133 COPY SW105 S7 SW130 ERASE SW111 NC PLAYBACK SW131 NC 9 SW117 AUTO ANSWER SW132 S1 SW123 C107 Z0 1u 5VD C122 6 3V100u 12K R116 12K R127 C116 Z0 1u N...

Page 266: ...9 39 3216 R96 47 3216 R91 47 3216 R89 22 2125 R95 C82 6 3V100u C83 35V100u CN57 1 5V 2 DG 3 M0 4 CR_LED 5 M1 6 CRG 7 M2 8 ADFENB 9 M3 10 PSTART 11 M4 12 CRENB 13 M5 14 RPS 15 M6 16 ADFCVR 17 PG 18 DOCU 19 24V 20 DOCU_LED C65 NC 16V10u C85 PG L57 NC L58 NC CN56 1 A 2 B 3 XA 4 XB D55 CN54 1 PSTART 2 DG 3 PSTART_LED CN53 1 RPS 2 DOCU_LED 3 GND 4 DOCU 5 ADFCVR 6 RPS_LED 7 A 8 XA 9 B 10 XB CN51 1 12VCI...

Page 267: ...STOR_G To DIGITAL PAPER To REGIST SENS PICKUP To DIGITAL AMP CONNECTOR To ADFMOTOR CABLE To ADFDOC To FAN DRUM SENSOR SENSOR DOCU_LED GND DOCU ADFCVR DOCU_LED GND DOCU ADFCVR PSTART DG PSTART_LED DG REGIST REG_LED THERM NC GND THERM LED HAISHI DG PAPER PICKUP DG REG_LED REG DG DG DRUM PG FANDET FANON DG REGIST REG_LED 1 PG FANDET FANON RPS DOCU_LED GND DOCU ADFCVR RPS_LED PFLP1719MZ A DOCUMENT SEN...

Page 268: ...B802CXS KX FLB812CXS 16 12 HANDSET BOARD OPTION KX FLB802CX KX FLB802CXS KX FLB812CX KX FLB812CXS HANDSET BOARD CN940 1 HSSP 2 HSSP 3 AG 4 HSMIC 5 HOOK_IN 6 HSMIC CN941 1 HSMIC 2 HSSP 3 HSSP 4 HSMIC SW940 1 2 3 4 FLT940 1 2 3 4 5 6 7 8 ...

Page 269: ... 4700p R64 4 7K R32 33K 4 7K 33K R41 33K R34 D82 C81 470p R91 100 0 033u R55 C82 C84 1000p C85 22u 4700p C86 D85 R50 1K 10M 10M 430K 24K 2 2K R48 R49 R43 C83 R82 D77 C84 D66 D67 D63 C61 0 068u R70 10K R54 R58 D31 R92 15K R94 4 7K R81 R82 R83 C3 C11 1u 0 1u 0 01u 0 22u 0 1u D1 D2 5 J3 J4 blue 6 7 Grid 3 2 11 IC1 1 4 D81 R89 R87 2 2K Q83 R37 R35 R36 R40 680K C32 R90 33K 33K 100K 220K IC1 Q81 R96 Q84...

Page 270: ...56k Q271 C7 3300p R24 47k D7 R4 R3 R2 100k 100k 150k 150k C10 C15 100p R14 100k D3 L3 T1 C6 2200p C108 2200p L101 D101 C150 C510 D151 D501 SCR51 N L 1 2 C101 120p D104 R102 R501 560 560 R502 R105 R130 R104 VR101 R101 1k 10k 10k 1 5k R402 C503 R106 12k R152 R151 C151 56 C501 47p D4 R13 R12 22k 330 D5 D27 C14 C13 0 001 1 C16 D22 R23 R26 R8 33k 33k 100k 1k R301 R279 4 7k 47k 10k 2 2k 2 2k 18k R250 15...

Page 271: ...L608 L727 C682 R684 R681 R692 RA630 C741 C748 C747 C750 C733 C752 C709 R757 R683 C676 C751 R755 R769 C660 C663 L638 L636 L640 L639 L634 L689 L637 L635 L688 L690 C924C921C922C923 C928 R687 C885 BAT600 C773 C807 C769 C879 C573 C574 C572 40 39 C874 R794 C700 C936 C858 C595 C590 C681 C895 C695 R773 L671 L670 L696 L660 L669 L662 L661 C699 C712 C711 C857 C774 R706 R703 R788 R680 Q634 L816 L663 L642 L641...

Page 272: ...642 L664 C804 C780 37 39 38 40 4 2 3 1 C803 R795 R797 C833 C704 C873 C706 C705 C596 C597 L659 L656 L717 C743 C598 C829 C851 C604 C603 Q604 Q603 L723 L609 L726 L605 C761 R766 C616 C614 C662 C632 C641 C624 C715 C561 C562 C938 C756 L606 L722 C626 C634 C635 C639 C633 C843 C637 C636 C623 R721 R689 C830 C831 C832 C861 C768 R600 L693 R667 C591 L651 L652 L653 L648 R641 R643 Q643 E E 5V CHKSEL 3 3V BAT C73...

Page 273: ...R249 R387 F200 SA201 SA200 POS200 CN250 1 4 R337 R343 D203 J325 J326 J332 C321 J372 J344 J353 J377 J338 CN200 2 1 27 28 J373 J346 J361 J370 J378 J371 J352 J354 C253 C247 J341 J339 J315 T201 T200 J310 J305 J302 D215 J363 J306 J384 J303 J221 J222 R332 ZNR200 J223 J307 C310 C309 R319 J313 R273 J314 J301 D211 J311 J340 J366 J368 J362 J337 J359 J351 C299 CN220 1 6 J357 J347 J380 J336 J335 J334 J333 J32...

Page 274: ... L278 L224 L225 L286 L279 L282 L268 L257 L256 L260 L265 L284 L272 L223 L222 L289 L264 4 1 L263 L266 C316 C315 C323 C314 C348 J200 J201 J202 L262 C262 C345 C320 L220 L221 R333 C322 1 1 1 R225 4 4 Q204 Q207 Q203 Q202 Q205 Q216 Q212 Q211 D217 Q210 D216 Q201 4 8 8 8 5 5 5 E E C337 C339 C342 C341 C343 C344 C220 C329 C219 C225 C340 C336 C335 C353 C234 C244 C251 C252 C239 C243 C265 C255 C257 C258 C352 C2...

Page 275: ... 6 CN207 CN206 PbF PFUP1521 B A 4 1 1 2 5 6 1 2 5 6 KX FLB802 812CX KX FLB802 812CXS TONER SENSOR BOARD PFUP1521 C A CN43 1 3 PbF AUTO CH PCB CH PFUP1521 C A 1 3 C42 IC40 KX FLB802 812CX PFUP1521 D A CN44 CN42 2 1 6 5 1 6 PbF PCB CH PFUP1521 D A 1 6 C40 C41 L43 L42 L40 L41 1 2 5 6 KX FLB802 812CXS HANDSET RELAY SENSOR BOARD KX FLB802 812CX PFUP1521 E A J6 J7 J5 ZNR1 J4 PbF PCB CH PFUP1521 E A KX F...

Page 276: ...J166 J132 J160 J133 J143 J105 J115 J140 J111 J101 J123 J129 J102 J117 J118 J120 J137 J121 J161 J162 J165 J131 J130 SW125 CALLATE SW131 PLAY BACK SW111 ERASE SW127 FAX SW105 COPY SW107 SCAN REDIAL FLASH SW104 SW101 SW103 SW110 SET SW113 SW102 CONTRAST PCB CH RESOLUTION SW112 ZOOM SW108 SW115 LOCATOR MENU LED102 LED105 LED106 LED103 SW126 C110 C106 CN103 1 10 SW139 1 SW145 2 SW121 3 SW120 6 SW117 9 ...

Page 277: ... C116 C107 C108 C114 C115 C104 2 3 1 2 1 1 1 4 4 I C 1 0 1 R120 R121 R118 R117 R119 R110 C101 C102 C113 C112 C111 C109 R123 R122 R115 R116 R124 R127 R125 R103 R109 R102 R104 R101 J149 J148 J146 J147 TH101 R126 C120 C123 C121 C119 C118 CN102 R111 R112 R114 R107 R130 R129 CN103 10 1 7 1 OPERATION BOARD BOTTOM VIEW KX FLB802 812CX KX FLB802 812CXS ...

Page 278: ... C76 C68 C80 IC54 C64 C66 L57 CN54 R61 C53 L58 R60 PS51 PCB CH AUTO CH 1 25 12 24 26 13 C61 R76 E Q53 D55 C83 12 25 1 24 26 13 R69 C73 F51 3 15A R62 R99 C93 IC53 IC52 1 1 C92 C96 C51 R40 1 2 R34 R32 R39 R31 R54 R86 C89 R56 R88 R55 R87 C91 C90 C99 DA51 IC55 C52 C87 FLT52 FLT51 C67 E Q52 CN51 CN58 12 1 C95 R30 R57 R38 R53 R36 R35 R52 R33 L56 C98 12 11 C97 C65 R96 R95 R90 Q57 R91 R89 R37 R51 D56 D57 ...

Page 279: ... KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 17 8 2 SCANNER I F BOARD BOTTOM VIEW PbF PFUP1523Z A 2 1 1 1 19 1 10 1 4 1 3 20 2 12 11 12 SCANNER I F BOARD BOTTOM VIEW KX FLB802 812CX KX FLB802 812CXS ...

Page 280: ... LONG PS1 PFUP1524Z A A PbF CN1 4 1 SW1 PS1 PFUP1524Z B A PbF CN3 CN2 4 6 1 1 PS2 PFUP1524Z B A PbF CN2 CN3 4 6 1 1 PS2 KX FLB802 812CXS READ POSITION SENSOR BOARD KX FLB802 812CX PFUP1524Z C A PbF CN11 3 1 CN4 5 1 SW2 SHORT PFUP1524Z C A PbF CN11 3 1 CN4 5 1 SW2 KX FLB802 812CXS DRUM SENSOR BOARD KX FLB802 812CX PFUP1524Z D A PbF CN5 6 1 CN12 PCB CH 3 1 SW3 LONG SW4 AUTO CH PFUP1524Z D A PbF CN5 ...

Page 281: ...NSOR BOARD PFUP 1524Z E A PbF CN6 3 1 PS3 KX FLB802 812CX PFUP1524Z F A PbF CN7 3 1 PS4 PFUP1524Z F A PbF CN7 3 1 PS4 KX FLB802 812CXS REGISTRATION SENSOR BOARD KX FLB802 812CX PFUP1524Z G A PbF CN8 3 1 CN9 4 1 PS5 KX FLB802 812CXS THERMISTOR BOARD PFUP1524Z G A PbF CN8 3 1 CN9 4 1 PS5 KX FLB802 812CX SW940 1 1 5 2 6 5 8 4 CN940 CN941 PFUP1496Z PbF FLT940 J940 J941 J942 KX FLB802 812CXS HANDSET BO...

Page 282: ...W N0GG4E000004 PbF MPH7378 A PCPH0415 59A D66 D67 D73 D72 D71 D70 R74 C66 Q62 C1 F1 D77 D31 B81 T81 R95 R50 C83 C82 C86 D85 D84 Q32 R26 R21 R36 R9 C2 D6 D9 R24 R20 R43 R7C11 R58 R96 C85 C88 D83 D4 Q1 J8 J7 J12 1 CN1 R10 R27 J10 R8 C4 D81 Q81 D82 T1 B1 J4 J3 C8 J5 J6 IC1 J2 J1 SW1 J11 B61 T61 7 7 6 1 9 7 8 5 6 1 2 8 2 5 6 1 R72 C64 D63 D61 R66 D65 R68 D68 D69 R67 C61 D15 D13 D12 R44 R45 D14 R46 R47...

Page 283: ...17 D5 C50 C8 C7 C2 Z1 R51 R52 R53 C18 C74 C73 C1 220 240V R50 PC1 PC2 J108 24V 24V PG PG DG DG 12V 6V 3 3V 3 3V HTR CTL C510 D101 D104 FG2 KX FBL802CX KX FLB802CXS KX FLB812CX KX FLB812CXS LOW VOLTAGE POWER SUPPLY BOARD COMPONENT VIEW KX FBL802CX KX FLB802CXS KX FLB812CX KX FLB812CXS LOW VOLTAGE POWER SUPPLY BOARD BOTTOM VIEW R151 R115 R130 R502 C503 C304 R295 Q277 R272 R275 R291 R278 J101 R277 R1...

Page 284: ...12CXS 18 Appendix Information of Schematic Diagram 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 ...

Page 285: ...285 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 Exploded View and Replacement Parts List 19 1 CABINET MECHANICAL AND ELECTRICAL PARTS LOCATION 19 1 1 OPERATION PANEL SECTION ...

Page 286: ...286 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 2 RINTER COVER SECTION 1 ...

Page 287: ...287 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 3 ADF SECTION ...

Page 288: ...288 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 4 PRINT COVER SECTION 2 ...

Page 289: ...289 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 5 PRINTER COVER SECTION 3 ...

Page 290: ...290 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 6 MANUAL TRAY SECTION ...

Page 291: ...291 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 7 SEPARATION ROLLER SECTION KX FLB802only ...

Page 292: ...292 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 8 UPPER CABINET SECTION ...

Page 293: ...293 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 9 FUSER SECTION ...

Page 294: ...294 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 10 MOTOR SECTION ...

Page 295: ...295 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 11 GEAR SECTION ...

Page 296: ...296 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 12 LOWER CABINET SECTION 1 ...

Page 297: ...297 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 13 LOWER CABINET SECTION 2 ...

Page 298: ...298 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 14 LOWER CABINET SECTION 3 ...

Page 299: ...299 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 15 MAIN CABINET ...

Page 300: ...300 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 16 LOWERSIDE CABINET ...

Page 301: ...301 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 17 CASSETTE DOCUMENT TRAY ...

Page 302: ...302 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 18 TRAY SECTION 19 1 19 HANDSET CRADLE SECTION ...

Page 303: ...303 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 20 ACTUAL SIZE OF SCREWS AND WASHER ...

Page 304: ...304 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 21 ACCESSORIES AND PACKING MATERIALS KX FLB802 ...

Page 305: ...305 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS 19 1 22 ACCESSORIES AND PACKING MATERIALS KX FLB812 ...

Page 306: ...1 PUSH BUTTON ABS HB 10 PFBC1158Z1 PUSH BUTTON ABS HB 11 PFBX1243Z2 PUSH BUTTON ABS HB 12 PFBX1250Z1 PUSH BUTTON ABS HB 13 PFBX1249Z1 PUSH BUTTON ABS HB 14 PFBC1143Z2 PUSH BUTTON ABS HB 15 PFGE1023Z1 COVER ABS HB 16 PFHE1279Z SPONGE ABS HB Ref No Part No Part Name Description Remarks 30 PFHX1922Z PLASTIC PARTS 31 PFMD1096Z COVER 32 WLL20YG82M3M LEAD WIRE 33 PFDE1271Z ARM POM HB 34 PFBS1002Z1 KNOB ...

Page 307: ... TAPE 173 PFHX1796Z PLASTIC PARTS 174 PFHX1923Z PLASTIC PARTS 175 PF0G1009Z TRANSPARENT PLATE 176 PFUS1701Z COIL SPRING 177 PFDF1145Z SHAFT 178 PFDR1073Z ROLLER POM HB 179 PFUS1700Z COIL SPRING Ref No Part No Part Name Description Remarks 180 PF0G1011Z TRANSPARENT PLATE 181 PFKM1184Z1 CABINET BODY PS HB 182 PFUS1643Z COIL SPRING 183 PFDR1066Z ROLLER POM HB 184 XPL12A8WUW KEY PIN 185 PFHR1533Z1 CLA...

Page 308: ...496Z LEVER PBT GF30 V0 335 PFDR1069Z ROLLER POM HB 336 PFUS1568Z BAR SPRING 337 PFUA1068Y CHASSIS PBT ABS GF30 V0 338 A4DP7K000001 HALOGEN LAMP 339 PFDG1421Z GEAR PPS V0 340 PFDJ1089Z SPACER Ref No Part No Part Name Description Remarks 341 PFDS1015Y ROLLER 342 PFDJ1088Z SPACER 343 PFJT1031Z TERMINAL TERMINAL PLATE 344 PFMH1085Z METAL PARTS 345 K0BDB0000073 THERMOSTAT 346 PFHX1881Z SPACER 347 PFJT1...

Page 309: ...KET 511 NOT USED 512 NOT USED 513 PQLB1E1 INSULATOR 514 PQHR945Z BAND 515 PFJS02P02Z CONNECTOR 2P 516 WLR18YK39CM4 LEAD WIRE 517 PFDF1148Z SHAFT 518 PFDJ1084Z SPACER POM HB Ref No Part No Part Name Description Remarks 519 PFDR1067Z PULLEY POM HB 520 PFDE1246Z ANGLE POM HB 521 PFDN1048Z ROLLER 522 PFDJ1098Z SPACER POM HB 523 PFUS1610Z COIL SPRING 524 PFUG1020Y GUIDE PS V0 525 PFDE1250Z LEVER POM HB...

Page 310: ...2402Z INSTRUCTION BOOK K1 PFPK3053Z M PACKING CASE KX FLB812CX S K1 PFPK3153Z M PACKING CASE KX FLB812CXS K2 PFPN1418Z CUSHION K3 PFPN1419Z CUSHION K4 PFPP1041Z PROTECTION COVER K5 PFPN1416Z CUSHION K6 XZB32X45A04 PROTECTION COVER K7 PFPD1306Z CUSHION K8 XZB20X35A04 PROTECTION COVER K9 PFPN1417Z CUSHION K10 PFPB1001Z CUSHION K11 PFPD1309Z CUSHION K12 PFPH1046Z PROTECTION COVER K13 XZB20X30A04 PROT...

Page 311: ...0 1 C624 ECJ0EC1H270J 27p C625 ECJ0EF1C104Z 0 1 C626 ECJ0EC1H270J 27p C627 ECJ0EF1C104Z 0 1 C628 ECJ0EC1H270J 27p Ref No Part No Part Name Description Remarks C629 ECJ0EF1C104Z 0 1 C630 ECJ0EC1H270J 27p C631 ECJ0EF1C104Z 0 1 C632 ECJ0EC1H270J 27p C633 ECJ0EF1C104Z 0 1 C634 ECJ0EC1H270J 27p C635 ECJ0EF1C104Z 0 1 C636 ECJ0EF1C104Z 0 1 C637 ECJ0EF1C104Z 0 1 C638 ECJ0EF1C104Z 0 1 C639 ECJ0EF1C104Z 0 1...

Page 312: ...04ZFV 0 1 C780 ECUV1C104ZFV 0 1 C781 ECUV1C104ZFV 0 1 C782 ECUV1C104ZFV 0 1 Ref No Part No Part Name Description Remarks C783 ECUV1C104ZFV 0 1 C784 ECUV1C104ZFV 0 1 C785 ECUV1C104ZFV 0 1 C786 ECUV1C104ZFV 0 1 C787 ECUV1C104ZFV 0 1 C788 ECUV1C104ZFV 0 1 C789 ECUV1C104ZFV 0 1 C790 ECUV1C104ZFV 0 1 C791 ECUV1C104ZFV 0 1 C792 ECUV1C104ZFV 0 1 C793 ECUV1C104ZFV 0 1 C794 ECUV1C104ZFV 0 1 C795 ECUV1C104Z...

Page 313: ...06A00428 CONNECTOR 6P Ref No Part No Part Name Description Remarks CN611 K1KA03A00495 CONNECTOR 3P CN612 K1KA04A00527 CONNECTOR 4P CN613 K1KA07A00257 CONNECTOR 7P CN614 K1KA07AA0193 CONNECTOR 7P CN615 K1KA05A00364 CONNECTOR 5P CN617 K1KA02AA0193 CONNECTOR 2P CN618 K1MN28AA0019 CONNECTOR 28P CN619 K1KA08AA0193 CONNECTOR 8P CN620 K1KA02A00587 CONNECTOR 2P CN623 K1KA02AA0193 CONNECTOR 2P CN624 K1KA02...

Page 314: ...3GEYJ103 10k R633 PQ4R10XJ822 8 2k S R634 PQ4R10XJ822 8 2k S R635 ERJ3GEYJ330 33 R636 ERJ3GEYJ473 47k R637 PQ4R10XJ822 8 2k S Ref No Part No Part Name Description Remarks R638 PQ4R10XJ822 8 2k S R639 ERJ3GEYJ103 10k R640 ERJ3GEYJ103 10k R641 ERJ12YJ471 470 R642 ERJ12YJ390 39 R643 ERJ12YJ471 470 R644 ERJ3GEYJ563 56k R645 ERJ3GEYJ563 56k R646 ERJ3GEYJ223 22k R649 ERJ3GEYJ223 22k R650 ERJ3GEYJ332 3 3...

Page 315: ...J470 47 R850 ERJ2GEJ470 47 R851 ERJ2GEJ470 47 R868 ERJ3GEYJ471 470 R870 ERJ3GEYJ473 47k R872 ERJ3GEYJ332 3 3k R901 ERJ3GEY0R00 0 R902 ERJ8GEY0R00 0 R903 ERJ3GEYJ222 2 2k R904 ERJ3GEYJ472 4 7k R905 ERJ3GEYJ103 10k R906 ERJ2GEJ470 47 R907 ERJ2GEJ470 47 R908 ERJ2GEJ470 47 R909 ERJ2GEJ470 47 R910 ERJ2GEJ470 47 R911 ERJ2GEJ470 47 R912 ERJ2GEJ470 47 R913 ERJ2GEJ470 47 R914 ERJ2GEJ470 47 R915 ERJ2GEJ470 ...

Page 316: ...06 ECUV1H820JCV 82p C307 ECUV1H820JCV 82p C308 ECJ1VC1H680J 68p C309 ECKD2H681KB 680p S C310 ECKD2H681KB 680p S C313 ECJ1VC1H681J 680p C314 ECUV1H104KBV 0 1 C315 ECUV1H103KBV 0 01 C316 ECUV1H101JCV 100p C319 ECUV1H103KBV 0 01 C321 ECEA1CK470 47 S C322 ECUV1H103KBV 0 01 C329 ECUV1C104ZFV 0 1 C349 ECUV1C683KBV 0 068 C350 ECUV1H153KBV 0 015 C351 ECJ1VB1H472K 0 0047 C352 ECUV1H100JCV 10p C353 ECUV1H10...

Page 317: ...R315 ERJ3GEYJ124 120k R317 ERJ3GEYJ683 68k R318 ERJ3GEYJ474 470k R320 ERJ3GEYJ224 220k R321 ERJ3GEYJ224 220k R322 ERDS1TJ473 47k S R324 ERJ3GEYJ154 150k R326 ERJ3GEYJ820 82 R327 ERJ3GEYJ820 82 Ref No Part No Part Name Description Remarks R328 ERJ3GEYJ820 82 R329 ERJ3GEYJ102 1k R332 ERDS1TJ682 6 8k S R333 ERJ3GEYJ471 470 R334 ERJ3GEYJ333 33k R335 ERJ3GEYJ822 8 2k R338 ERJ3GEYJ222 2 2k R340 ERJ3GEYJ...

Page 318: ...J3GEYJ181 180 Ref No Part No Part Name Description Remarks R112 ERJ3GEYJ181 180 R113 ERJ3GEYJ241 240 R114 ERJ3GEYJ241 240 R119 ERJ3GEYJ4R7 4 7 S R121 ERJ3GEYJ561 560 S R122 ERJ3GEYJ101 100 R123 ERJ3GEYJ101 100 R124 ERJ3GEYJ101 100 R125 ERJ3GEYJ101 100 R129 ERJ3GEYJ181 180 R130 ERJ3GEYJ181 180 R132 ERJ3GEYJ181 180 J146 ERJ3GEY0R00 0 J147 ERJ3GEY0R00 0 J148 ERJ3GEY0R00 0 J149 ERJ3GEY0R00 0 CONNECTOR...

Page 319: ... ERJ3GEY0R00 0 R35 ERJ3GEY0R00 0 R36 ERJ3GEY0R00 0 R54 ERJ3GEY0R00 0 R55 ERJ3GEY0R00 0 R56 ERJ3GEY0R00 0 R58 ERJ3GEYJ181 180 R59 ERJ3GEYJ181 180 R60 ERJ3GEYJ181 180 R61 ERJ3GEYJ181 180 R63 ERJ12RQG1R0 1 R64 ERJ12RQG1R0 1 R65 ERJ3GEYJ2R2 2 2 R66 ERJ3GEYJ102 1k R67 ERJ3GEYJ102 1k R68 ERJ3GEYJ472 4 7k R69 ERJ3GEYJ472 4 7k R70 ERJ3GEYJ221 220 R72 ERJ3GEYJ331 330 R73 ERJ3GEYJ103 10k R76 ERJ3GEYJ472 4 7...

Page 320: ...FVDRD120S DIODE SI S D14 PFVDRD150S DIODE SI S D15 PFVDRD150S DIODE SI S D16 PFVDRD150S DIODE SI S D31 PFVDMTZJ39A DIODE SI S D61 PFVDMTZJ7R5A DIODE SI S D63 PFVDMTZJ39A DIODE SI S D65 PFVDRD150S DIODE SI S D66 PFVDMTZJ13C DIODE SI S D67 1SS133 DIODE SI D68 PFVDRD150S DIODE SI S D69 PFVDRD150S DIODE SI S D70 PFVDRD150S DIODE SI S D71 PFVDRD150S DIODE SI S D72 PFVDRD150S DIODE SI S D73 PFVDRD150S D...

Page 321: ...NSISTOR SI DIODES Ref No Part No Part Name Description Remarks D10 PSVDERA1506 DIODE SI S D101 PFVDYG911S2 DIODE SI S D104 PFVDTZPT8130 DIODE SI S D11 PSVDERA1506 DIODE SI S D110 PFVDHZS7L DIODE SI S D115 PFVDMTZJ6R8 DIODE SI S D116 PFVDMTZJ6R8 DIODE SI S D12 PSVDERA1506 DIODE SI S D13 PSVDERA1506 DIODE SI S D151 PFVDERB83006 DIODE SI S D17 MA111 DIODE SI D20 PFVDERA9102 DIODE SI S D22 1SS133 DIOD...

Page 322: ...3 18k S R4 PQ4R10XJ154 150k S R41 PQ4R10XJ154 150k S R42 PQ4R18XJ334 330k S R43 PQ4R18XJ334 330k S R5 PQ4R10XJ203 20k S R50 ERG2DJ184 180k R501 PQ4R10XJ561 560 S R502 PQ4R10XJ561 560 S R51 ERDS2TJ101 100 R52 ERDS2TJ101 100 R53 PFRDT26A100 10 S R54 PQ4R10XJ151 150 S R6 PQ4R18XJ681 680 S R7 PQ4R10XJ561 560 S R8 ERJ3GEYJ333 33k R9 ERJ3GEYJ682 6 8k J101 ERJ6GEY0R00 0 J2 ERJ6GEY0R00 0 R25 ERJ6GEY0R00 0...

Page 323: ...323 KX FLB802CX KX FLB812CX KX FLB802CXS KX FLB812CXS YF Q KXFLB802 KXFLB812 ...

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