Panasonic FP-7742 Service Manual Download Page 57

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3-44

(CN123)

Signal

Destination

Status

Function

Name

Copier CPU

DC+5V power supply

CN15-15

LMREF

Copier CPU

Analog

Optics drive motor gain

CN15-14

0 to 2.5V

adjustment signal

LMM1

Copier CPU

Optics drive motor output

CN15-13

pattern control signal 1

LMM3

Copier CPU

Optics drive motor output

CN15-12

pattern control signal 3

LMCLK

Copier CPU

Optics drive motor

CN15-11

clock signal

LMCMB

Copier CPU

Optics drive motor

CN15-10

forward/reverse

rotation signal

LMENB

Copier CPU

Optics drive motor

CN15-9

output enable signal

LSMCBB

Copier CPU

Lens stepping motor

CN15-8

drive signal B

LSMCB

Copier CPU

Lens stepping motor

CN15-7

drive signal B

LSMCA

Copier CPU

Lens stepping motor

CN15-6

drive signal A

(CN123)

Signal

Destination

Status

Function

Name

LSMCAB

Copier CPU

Lens stepping motor

CN15-5

drive signal A

MSMCBB

Copier CPU

Mirror stepping motor

CN15-4

drive signal B

MSMCB

Copier CPU

Mirror stepping motor

CN15-3

drive signal B

MSMCA

Copier CPU

Mirror stepping motor

CN15-2

drive signal A

MSMCAB

Copier CPU

Mirror stepping motor

CN15-1

drive signal A

Pulse

Reverse

Forward

Pulse

Summary of Contents for FP-7742

Page 1: ...RDER NO OED9607318C1 Plain Paper Copier FP 7742 7750 1996 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law FP 7742 7750 Service Manual Field Service ...

Page 2: ...l environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his her own expense Any unaut...

Page 3: ......

Page 4: ...er PCB 3 24 3 4 Automatic Duplex Unit Driver PCB 3 28 3 5 Low Voltage Power Supply PCB 3 32 3 6 AC Driver PCB 3 45 IV Troubleshooting 4 1 Service Mode 4 1 1 Service mode function 4 1 2 Service mode procedure 4 2 3 F4 mode 4 4 4 F5 mode copier function programming 4 16 5 F6 mode adjustment and programming 4 21 6 F7 mode electronic counter 4 26 7 F8 mode copier operation adjustment 4 27 4 2 Self dia...

Page 5: ...am 1 Schematic Diagram 2 Main CPU PCB 3 Control Panel PCB 4 Paper Feed Driver PCB 5 Automatic Duplex Unit Driver PCB 6 Low Voltage Power Supply PCB 7 AC Driver PCB 8 Automatic Original Density Sensor PCB 9 Copy Density Sensor PCB 10 LED Array PCB ...

Page 6: ...ignal Information Component Location Preventive Maintenance Caution Danger of explosion if battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions ...

Page 7: ...er 2 Toner bottle 3 Drum unit 4 Developer unit 5 Toner hopper unit 6 Developer release lever 7 Waste toner bottle 8 Total counter 9 Manual paper feed knob Feed unit 10 Paper transport handle 11 Transfer Separation corona and corona cleaner 12 Paper transport unit 13 Manual paper feed knob Fuser unit SV711 ...

Page 8: ...rive motor Lens stepping motor Developer cooling fan Toner bottle motor Dust collecting fan ADU paper length guide motor ADU paper width guide motor ADU drive motor Optics fan Optics fan Main motor Optics fan Exhaust fan Lifting motor lower stage Suction Ozone fan ...

Page 9: ...r length ADU paper pass 1 Paper exit Lens home position Front cover open close ADU paper width Paper level lower stage ADU paper detection ADU paper pass 2 Registration roller paper pass Paper detection lower stage Bottom plate upper limit sensor lower stage Middle roller paper pass upper lower stage Waste toner bottle Total counter Bypass paper detection Bypass paper size Toner level Toner bottle...

Page 10: ...Paper feed clutch Registration roller clutch Discharge lamp Middle roller clutch Bypass pick up solenoid Paper feed clutch lower stage Separation solenoid Paper exit solenoid Power switch Door switch ADU clutch Pick up solenoid lower stage Recycle solenoid ...

Page 11: ...ocation 1 5 PCB Location HVPS High voltage power supply LED array Control panel 4 Control panel CPU Control panel 3 Paper feed driver LVPS Low voltage power supply AC driver Main CPU Automatic duplex unit driver SV704 ...

Page 12: ...080 000 copies Middle roller FFPMA0545 1 Replace at 1 200 000 copies Torque limiter Bypass FFPXQ24H00 1 Replace at 1 200 000 copies Torque limiter Copier FFPXQ04H00 1 Replace at 1 200 000 copies Developer Cleaning blade FFPHK0942 1 X unit Wire FFPXL05H00 1 X Developer FQ ZK20 1 X Drum FQ HK20 1 X Side seal Front FFPXG51H00 1 X Side seal Rear FFPXG50H00 1 X Spacer ring Front FFPHQ0059 1 X Spacer ri...

Page 13: ...de lower FFPKF1308 1 Replace at 1 200 000 copies Pressure roller FFPMA0565 1 X Pressure roller bearing FFPMQ0573 2 X Heat insulating bushing FFPJF0034 2 X Optics Exposure lamp E08V025WN2A 1 X unit Dust protection filter FFPJD0038 2 X Filter A FFPGB0022 1 X Filter B FFPGB0023 1 X Main Suction Ozone filter FFPHJ0039 1 X body Ozone filter 1 FFPHJ0038 1 X Ozone filter 5 FFPHJ0042 1 X Dust protection f...

Page 14: ...ound CN117 4 8 PGND LVPS PCB 0V Power ground CN117 3 9 VP LVPS PCB DC 24V power supply CN117 2 10 VP LVPS PCB DC 24V power supply CN117 1 0V OFF ON 0V 24V 0V 24V CN1 Pin Signal Destination Status Function No Name 1 ZCRS LVPS PCB Zero cross signal CN117 10 2 VLC LVPS PCB DC 5V power supply CN117 9 3 GND LVPS PCB 0V Ground CN117 8 4 GND LVPS PCB 0V Ground CN117 7 5 VL LVPS PCB DC 5V power supply CN1...

Page 15: ...e motor CN651 10 drive signal A Pulse Pulse Pulse 0V 24V CN2 Pin Signal Destination Status Function No Name 11 DXMCAB ADU driver PCB ADU drive motor CN651 12 drive signal A 12 DXMCB ADU driver PCB ADU drive motor CN651 14 drive signal B 13 DXMCBB ADU driver PCB ADU drive motor CN651 16 drive signal B 14 PSLSN ADU driver PCB Length paper guide CN651 6 sensor signal 15 PSWSN ADU driver PCB Width pap...

Page 16: ...bit data output driver CN601 6 enable signal or LCC driver PCB CN562 6 3 OQLTH System console 32 bit data transfer driver CN601 7 latch signal or LCC driver PCB CN562 7 4 F32CLK System console 32 bit data transfer driver CN601 8 receive clock signal or LCC driver PCB CN562 8 5 OQLD System console 32 bit data receive driver CN601 9 shift load control or LCC driver signal PCB CN562 9 for system cons...

Page 17: ... Copier paper DC 24V power supply feed driver CN601 1 2 3 F32OUT Copier paper 32 bit data transfer feed driver output signal CN601 5 4 QLTH Copier paper 32 bit data transfer feed driver latch signal CN601 7 5 F32CLK Copier paper 32 bit data transfer feed driver receive clock signal CN601 8 6 QLD Copier paper 32 bit data receive feed driver shift load control CN601 9 signal 7 QIN Copier paper 32 bi...

Page 18: ...und paper pass sensor front CN 3 CN5 Pin Signal Destination Status Function No Name 1 VP Bypass paper DC 24V power supply feed clutch CN 1 2 HFCR Bypass paper Clutch ON OFF signal feed clutch CN 2 3 VP Bypass DC 24V power supply registration roller clutch CN 1 4 RRCR Bypass Clutch ON OFF signal registration roller clutch CN 2 5 VP Bypass paper DC 24V power supply feed solenoid CN 1 6 HFSOL Bypass ...

Page 19: ...cting sensor CN 3 0 to 5V signal 9 GND Toner density 0V Ground sensor CN 4 10 GOPSW2 Developer unit 0V Ground CN6 Pin Signal Destination Status Function No Name 1 VL Bypass paper DC 5V power supply size sensor 3 CN 1 2 HPSSN3 Bypass paper Paper size detecting size sensor 3 signal CN 2 3 GND Bypass paper 0V Ground size sensor 3 CN 3 4 VL Bypass paper DC 5V power supply size sensor 2 CN 1 5 HPSSN2 B...

Page 20: ...ame 1 OZFM Suction Ozone Fan drive signal fan CN 1 2 DDFM Developer cooling Fan drive signal fan CN 1 3 OZFL Suction Ozone Fan lock detecting fan CN 2 signal 4 DDFL Developer cooling Fan lock detecting fan CN 2 signal 5 PGND Suction Ozone 0V Power ground fan CN 3 6 PGND Developer cooling 0V Power ground fan CN 3 7 SCFM Dust collection Fan drive signal fan CN 1 8 9 SCFL Dust collection Fan lock det...

Page 21: ...REF HVPS Analog Bias adjustment signal CN 5 0 5 to 8 5V 6 HVLKD HVPS Separation high voltage CN 4 leak detecting signal 7 DTCNT HVPS Separation high voltage CN 3 ON OFF signal 8 PGND HVPS 0V Power ground CN 2 9 VP HVPS DC 24V power supply CN 1 CN8 Pin Signal Destination Status Function No Name 11 PGND Dust collection 0V Power ground fan CN 3 12 PCCR Middle roller Clutch ON OFF signal clutch CN 2 0...

Page 22: ...ize detecting signal 3 sensor 3 CN 2 CN10 Pin Signal Destination Status Function No Name 11 AOS3 Original size Sensor optics signal 3 sensor 3 CN 3 12 GND Original size 0V Ground sensor 3 CN 4 13 VL Original size DC 5V power supply sensor 4 CN 1 14 AOSS4 Original size Size detecting signal 4 sensor 4 CN 2 15 AOS4 Original size Sensor optics signal 4 sensor 4 CN 3 16 GND Original size 0V Ground sen...

Page 23: ...r CN 2 signal 6 GND Platen cover 0V Ground open close sensor CN 3 7 VL Platen cover DC 5V power supply angle sensor CN 1 8 PASN Platen cover Open detecting signal angle sensor more than 30 degrees CN 2 9 GND Platen cover 0V Ground angle sensor CN 3 10 VL 3 4 mirror unit DC 5V power supply home position sensor CN 1 CN10 Pin Signal Destination Status Function No Name 21 GND Lamp unit home 0V Ground ...

Page 24: ...al sensor CN 2 12 GND 3 4 mirror unit Ground home position sensor CN 3 CN12 Pin Signal Destination Status Function No Name 1 VP 2 VP 3 PGND 4 PGND Main motor 0V Power ground CN 1 5 MMCNT Main motor Motor drive control CN 2 signal 6 MMLCK Main motor Motor lock detecting CN 3 signal 7 MMCLK Main motor Motor clock signal CN 4 8 Rotates 0V Lock 5V Pulse 5V Home 0V ...

Page 25: ...bit data output CN101 10 enable signal 4 CPLTH LVPS DCD data latch signal CN101 9 5 F64CLK LVPS 64 bit data transfer CN101 8 clock signal 6 CPCLK LVPS DCD and LED array data CN101 7 receive clock signal 7 F64IN LVPS 64 bit data receive CN101 6 input signal 8 CPLD LVPS DCD data receive shift CN101 5 load control signal 9 CPTX LVPS Control panel receive CN101 4 signal 10 CPRX LVPS Control panel tran...

Page 26: ...drive signal A 3 MSMCB LVPS Mirror stepping motor CN123 13 drive signal B 4 MSMCBB LVPS Mirror stepping motor CN123 12 drive signal B 5 LSMCAB LVPS Lens stepping motor CN123 11 drive signal A 6 LSMCA LVPS Lens stepping motor CN123 10 drive signal A 7 LSMCB LVPS Lens stepping motor CN123 9 drive signal B 8 LSMCBB LVPS Lens stepping motor CN123 8 drive signal B 9 LMENB LVPS Optics drive motor CN123 ...

Page 27: ...Exposure lamp ON OFF CN206 5 control signal 6 VL AC driver DC 5V power supply CN206 6 0V 5V ON OFF CN15 Pin Signal Destination Status Function No Name 11 LMCLK LVPS Optics drive motor CN123 5 clock signal 12 LMM3 LVPS Optics drive motor output CN123 4 pattern control signal 3 13 LMM1 LVPS Optics drive motor output CN123 3 pattern control signal 1 14 LMREF LVPS Analog Optics drive motor gain CN123 ...

Page 28: ...al 6 TESTID ADF connector 6 ADF original feed completed signal 7 ADFOUT ADF connector 7 Spare CN17 19 Not used CN21 Pin Signal Destination Status Function No Name 1 ISTRX Sorter Inverse sorter receive connector 1 signal 2 STRX Sorter Sorter receive signal connector 2 3 GND Sorter Ground connector 3 4 ISTTX Sorter Inverse sorter transfer connector 4 signal 5 STTX Sorter Sorter transfer signal conne...

Page 29: ...0V Ground CN104 10 3 4 5 6 7 GND LVPS 0V Ground CN104 12 8 GND LVPS 0V Ground CN104 11 9 GND Toner bottle 0V Ground home position sensor SN10 3 10 GND Toner bottle 0V Ground empty sensor CN3 3 CN351 Pin Signal Destination Status Function No Name 1 INV1 LCD back light 0V Ground CN 1 2 3 INV2 LCD back light AC power supply CN 2 1 kV P P 0V 5V ...

Page 30: ...N3 1 15 16 17 CPRX LVPS Control panel transfer CN104 8 signal 18 CPTX LVPS Control panel receive CN104 9 signal 19 BPSN LVPS Toner bottle home CN104 5 position detecting signal 20 CN401 Pin Signal Destination Status Function No Name 21 VLC LVPS DC 5V power supply CN104 14 22 VLC LVPS DC 5V power supply CN104 15 23 VP LVPS DC 24V power supply CN108 1 24 PGND LVPS 0V Power ground CN104 1 25 VP LVPS ...

Page 31: ...D DC17 to DC24V LCD density contro lCN 1 signal 2 VEE LCD DC24V LCD drive power supply CN 2 3 UD3 LCD LCD data signal 3 CN 3 4 UD2 LCD LCD coordinates signal 2 CN 4 5 UD1 LCD LCD coordinates signal 1 CN 5 6 UD0 LCD LCD coordinates signal 0 CN 6 7 LCDAC LCD LCD AC changing signal CN 7 8 GND LCD 0V Ground CN 8 9 VLC LCD DC 5V power supply CN 9 10 CP LCD LCD data transfer clock CN 10 signal Analog To...

Page 32: ...4V power supply motor CN 2 3 CLMB Corona cleaner Stepping motor drive motor CN 3 signal 4 CLMA Corona cleaner Stepping motor drive motor CN 4 signal 5 CLMAB Corona cleaner Stepping motor drive motor CN 5 signal 6 VLC Corona cleaner DC 5V power supply motor home position sensor SN4 1 7 CLSN Corona cleaner Home position detecting motor home signal position sensor SN4 2 8 GND Corona cleaner 0V Ground...

Page 33: ...MTR11 Control panel 3 Key input matrix circuit CN450 6 data signal 11 7 MTR12 Control panel 3 Key input matrix circuit CN450 7 data signal 12 8 MTR13 Control panel 3 Key input matrix circuit CN450 8 data signal 13 9 LDDRV0 Control panel 3 LED drive signal 0 CN450 9 10 LDDRV1 Control panel 3 LED drive signal 1 CN450 10 CN406 Pin Signal Destination Status Function No Name 11 GND Control panel 3 0V G...

Page 34: ...Pin Signal Destination Status Function No Name 1 DRV0 Control panel Key input matrix circuit CPU CN406 1 drive signal 0 2 DRV1 Control panel Key input matrix circuit CPU CN406 2 drive signal 1 3 DRV2 Control panel Key input matrix circuit CPU CN406 3 drive signal 2 4 DRV3 Control panel Key input matrix circuit CPU CN406 4 drive signal 3 5 MTR10 Control panel Key input matrix circuit CPU CN406 5 da...

Page 35: ...1 Control panel Key input matrix circuit CPU CN407 3 drive signal 1 4 DRV0 Control panel Key input matrix circuit CPU CN407 4 drive signal 0 5 MTR20 Control panel Key input matrix circuit CPU CN407 5 data signal 20 6 MTR21 Control panel Key input matrix circuit CPU CN407 6 data signal 21 7 MTR22 Control panel Key input matrix circuit CPU CN407 7 data signal 22 8 MTR23 Control panel Key input matri...

Page 36: ...3 23 PCB Connector and Signal Information CN475 Pin Signal Destination Status Function No Name 10 GND Control panel 0V Ground CPU CN407 10 ...

Page 37: ...it data signal CN4 3 6 FENB Copier CPU Enable signal CN4 8 7 QLTH Copier CPU Paper feed data latch CN4 4 signal 8 F32CLK Copier CPU Transfer clock signal CN4 5 CN601 Pin Signal Destination Status Function No Name 9 QLD Copier CPU 32 bit data receive CN4 6 shift load signal 10 11 QIN Copier CPU Paper feed input data CN4 7 signal 12 13 VL Copier CPU DC 5V power ground CN4 9 14 GND Copier CPU ground ...

Page 38: ...sensor CN 1 Lower stage 7 PEWSN2 Paper level Paper level detecting sensor CN 2 signal Lower stage 0V 24V ON 24V 0V 0V 5V ON 5V 0V CN605 Not used CN608 Not used CN604 Pin Signal Destination Status Function No Name 1 LUM2 1 Lift motor CN 1 Motor rotation control Lower stage signal lift up 2 LUM2 2 Lift motor CN 2 Motor rotation control Lower stage signal lift down 0V 24V ON 24V 0V CN603 When ADU is ...

Page 39: ...er stage 9 GND Paper level Ground sensor CN 3 Upper stage 0V 10 GND Paper pass Ground sensor CN 3 Upper stage 0V 24V ON 24V 0V 0V 5V ON 5V 0V Pass 5V 0V Pass 5V 0V CN609 Pin Signal Destination Status Function No Name 8 CRRSN2 Paper pass Paper detecting signal sensor CN 2 Lower stage 9 GND Paper level sensor CN 3 Lower stage 0V 10 GND Paper pass Ground sensor CN 3 Lower stage 11 VL Paper upper limi...

Page 40: ...Upper stage 12 VL Paper detecting DC 5V power supply sensor CN 1 Upper stage 13 LBSN1 Paper upper limit Paper upper limit sensor CN 2 detecting signal Upper stage 14 PESN1 Paper detecting Paper empty detecting sensor CN 2 signal Upper stage 15 GND Paper upper limit sensor CN 3 Upper stage 0V 16 GND Paper detecting Ground sensor CN 3 Upper stage Empty 5V 0V ...

Page 41: ...nal Destination Status Function No Name 9 QLTH Copier CPU Date transfer latch CN2 6 signal 10 DXMCA Copier CPU ADU drive motor CN2 10 drive signal A 11 F32CLK Copier CPU Data transfer receive CN2 7 clock signal 12 DXMCAB Copier CPU ADU drive motor CN2 11 drive signal A 13 QLD Copier CPU Data receive shift load CN2 8 control signal 14 DXMCB Copier CPU ADU drive motor CN2 12 drive signal B 15 DXIN C...

Page 42: ...sensor CN 3 2 DXPESN Paper detecting Paper detecting signal sensor CN 2 3 VL Paper detecting DC 5V power supply sensor CN 1 4 5 GND Paper pass 0V Ground sensor 2 CN 3 6 DXPSN2 Paper pass Paper detecting signal 2 sensor 2 CN 2 7 VL Paper pass DC 5V power supply sensor 2 CN 1 8 9 GND Paper pass 0V Ground sensor 1 CN 3 10 DXPSN1 Paper pass Paper detecting signal 1 sensor 1 CN 2 5V 0V Detected 0V 5V P...

Page 43: ...Length guide Motor drive signal B motor CN 5 6 7 DXWAB Width guide Motor drive signal A motor CN 1 8 DXWA Width guide Motor drive signal A motor CN 2 9 DXWB Width guide Motor drive signal B motor CN 3 10 COM Width guide DC 24V power supply motor CN 4 CN653 Pin Signal Destination Status Function No Name 11 EXWBB Width guide Motor drive signal B motor CN 5 0V 24V 0V 24V Pulse 24V 0V Pulse 24V 0V Pul...

Page 44: ...M ADU main motor DC 24V power supply CN 9 8 DXMBB ADU main motor Motor drive signal B CN 11 ON 24V 0V 0V 24V Pulse 24V 0V 0V 24V Pulse 24V 0V 0V 24V Pulse 24V 0V CN655 Pin Signal Destination Status Function No Name 1 GND Paper length 0V Ground sensor CN 3 2 PSLSN Paper length Paper length guide home sensor CN 2 position detecting signal 3 VL Paper length DC 5V power supply sensor CN 1 4 5 GND Pape...

Page 45: ...witch AC120V AC120V power supply AC1 4 AC1 Power switch AC120V AC120V power supply AC1 CN804 Pin Signal Destination Status Function No Name 11 AC2 Dehumidifier AC120V AC120V power supplyr heater AC2 4 AC1 Dehumidifier AC120V AC120V power supply heater AC1 CN805 Pin Signal Destination Status Function No Name 1 AC1 LVPS AC120V AC120V power supply CN204 1 2 3 AC2 LVPS AC120V AC120V power supply CN204...

Page 46: ...24V 0V 24V 0V 24V 0V 24V CN852 Pin Signal Destination Status Function No Name 1 PGND Main motor 0V Power ground CN 1 2 Vp Main motor DC 24V power supply CN 2 0V 24V CN854 Pin Signal Destination Status Function No Name 1 Vp Sorter connector DC 24V power supply CNT3 1 2 3 PGND Sorter connector 0V Power ground CNT3 5 0V 24V CN855 Pin Signal Destination Status Function No Name 1 Vp ADF connector DC 24...

Page 47: ... 64 bit data transfer CN13 2 output signal 3 FENB Copier CPU 64 bit data output CN13 3 enable signal 4 CPLTH Copier CPU DCD data latch signal CN13 4 5 F64CLK Copier CPU 64 bit data transfer CN13 5 clock signal 6 CPCLK Copier CPU DCD and LED array data CN13 6 receive clock signal 7 F32IN Copier CPU 64 bit data receive CN13 7 input signal 8 CPLD Copier CPU DCD data receive shift CN13 8 load control ...

Page 48: ...ion CN101 Pin Signal Destination Status Function No Name 11 12 CN102 Pin Signal Destination Status Function No Name 1 Vp Separation DC 24V power supply solenoid CN 1 2 SESOL Separation Solenoid ON OFF signal solenoid CN 2 3 0V 24V 0V ON 24V ...

Page 49: ...ol panel 0V Power ground CPU CN401 24 3 4 5 BPSN Control panel Toner bottle home CPU CN401 19 position detecting signal 6 PPTRDY Control panel Control panel CPU CPU CN401 15 communication ready signal 7 CPTRDY Control panel Copier CPU CPU CN401 16 Communication ready signal 8 CPRX Control panel Control panel transfer CPU CN401 17 signal 9 CPTX Control panel Control panel receive CPU CN401 18 signa...

Page 50: ... 13 VLC Control panel DC 5V power supply CPU CN401 21 14 VLC Control panel DC 5V power supply CPU CN401 22 15 VLC Control panel DC 5V power supply CPU CN401 1 0V 5V CN105 Pin Signal Destination Status Function No Name 1 GND LED array 0V Ground CN901 4 2 GND LED array 0V Ground CN901 3 3 VLC LED array DC 5V power supply CN901 2 4 VLC LED array DC 5V power supply CN901 1 0V 5V 0V 5V ...

Page 51: ... 2 signal 6 EXFM2 Exhaust fan 2 Fan motor ON OFF CN 1 signal 7 PGND Optics fan 1 0V Power ground CN 3 8 LPFL1 Optics fan 1 Fan motor lock detecting CN 2 signal 9 LPFM1 Optics fan 1 Fan motor ON OFF CN 1 signal 10 PGND Optics fan 4 0V Power ground CN 3 CN106 Pin Signal Destination Status Function No Name 11 LPFL4 Optics fan 4 Fan motor lock detecting CN 2 signal 12 LPFM4 Optics fan 4 Fan motor ON O...

Page 52: ... 2 Fan motor ON OFF CN 1 signal 4 PGND Optics fan 3 0V Power ground CN 3 5 LPFL3 Optics fan 3 Fan motor lock detecting CN 2 signal 6 LPFM2 Optics fan 3 Fan motor ON OFF CN 1 signal 0V Lock 24V ON 24V 0V 0V Lock 24V ON 24V 0V CN108 Pin Signal Destination Status Function No Name 1 Vp Control panel DC 24V power supply CPU CN401 23 2 Vp Control panel DC 24V power supply CPU CN401 25 CN109 111 Not used...

Page 53: ...ower supply motor CN 2 3 BMB Toner bottle Motor drive signal B motor CN 3 4 BMAB Toner bottle Motor drive signal A motor CN 4 5 BMCOM Toner bottle DC 24V power supply motor CN 5 6 BMA Toner bottle Motor drive signal A motor CN 6 7 TED Toner level Toner detecting signal sensor CN 2 8 VTED Toner level Sensor ON OFF signal sensor CN 1 9 GND Toner level 0V Ground sensor CN 3 0V 24V 0V 24V Pulse 5V 0V ...

Page 54: ...ction No Name 1 LSMAB Lens stepping Motor drive signal A motor CN 5 2 LSMA Lens stepping Motor drive signal A motor CN 4 3 LSMB Lens stepping Motor drive signal B motor CN 3 4 COM Lens stepping DC 24V power supply motor CN 2 5 LSMBB Lens stepping Motor drive signal B motor CN 1 6 7 MSMAB Mirror stepping Motor drive signal A motor CN 5 8 MSMA Mirror stepping Motor drive signal A motor CN 4 9 MASB M...

Page 55: ...nation Status Function No Name 1 VP Paper exit DC 24V power supply solenoid CN 1 2 PCSOL Paper exit Solenoid ON OFF signal solenoid CN 2 3 VL Paper exit pass DC 5V power supply sensor CN 1 4 PFOSN Paper exit pass Paper detecting signal sensor CN 2 5 GND Paper exit pass 0V Ground sensor CN 3 0V 24V 0V 24V ON 24V 0V ON 24V 0V Pulse 24V 0V ...

Page 56: ...r CPU 0V Ground CN1 4 8 GND Copier CPU 0V Ground CN1 3 9 VLC Copier CPU DC 5V power supply CN1 2 10 ZCRS Copier CPU Zero cross signal CN1 1 0V 24V 0V 24V 0V OFF ON 0V 5V 0V 5V Pulse CN118 Not used CN119 Pin Signal Destination Status Function No Name 1 Vp Key counter DC 24V power supply CN 1 2 KCT Key counter Count signal CN 2 3 GND Key counter 0V Ground CN 3 4 KCS Key counter Key counter connectio...

Page 57: ... output enable signal 8 LSMCBB Copier CPU Lens stepping motor CN15 8 drive signal B 9 LSMCB Copier CPU Lens stepping motor CN15 7 drive signal B 10 LSMCA Copier CPU Lens stepping motor CN15 6 drive signal A CN123 Pin Signal Destination Status Function No Name 11 LSMCAB Copier CPU Lens stepping motor CN15 5 drive signal A 12 MSMCBB Copier CPU Mirror stepping motor CN15 4 drive signal B 13 MSMCB Cop...

Page 58: ...120V 2 AC1 Power switch AC120V power supply CN 1 AC120V 3 AC2 Power switch AC120V power supply CN 2 AC120V 4 AC2 Power switch AC120V power supply CN 2 AC120V 3 6 AC Driver PCB CN202 Pin Signal Destination Status Function No Name 1 AC1 Exposure AC120V power supply thermostat AC120V 2 EXLP Exposure lamp Lamp ON OFF signal 60 80Vrms 18 or 20 mS ...

Page 59: ...V 2 3 DSAC1 Fuser thermostat AC120V power supply AC120V 4 FULP1 Fuser lamp 1 Lamp ON OFF signal 5 6 FULP2 Fuser lamp 2 Lamp ON OFF signal CN204 Pin Signal Destination Status Function No Name 1 PSAC1 LVPS AC120V power supply CN805 1 AC120V 2 3 PSAC2 LVPS AC120V power supply CN805 2 AC120V AC120 Vrms AC120 Vrms ...

Page 60: ... CN206 Pin Signal Destination Status Function No Name 1 HTCNT1 Copier CPU Fuser lamp 1 ON OFF CN16 1 control signal 2 HTCNT2 Copier CPU Fuser lamp 2 ON OFF CN16 2 control signal 3 LPFB1 Copier CPU Exposure lamp feedback CN16 3 voltage 4 LPFB2 Copier CPU Exposure lamp feedback CN16 4 voltage 5 LPCNT Copier CPU Exposure lamp ON OFF CN16 5 control signal 6 VL Copier CPU DC 5V power supply CN16 6 0V 2...

Page 61: ... left in the F mode and shut off when the copier is turned ON again it will still be in the F mode The reset program must be used to reset the F mode 1 Service mode functions Service Item Function mode F1 Display check Indicators and display check NOTE Message display is turned ON and OFF F2 Single sheet copying For single copy operation F3 Continuous copying For continuous copy operation F4 Input...

Page 62: ...k original 2 sided copy mode b One sheet is copied normally when the Print key is pressed c When the Print key is pressed again One sheet is copied and fed into the duplex unit tray d When the Print key is pressed again the second side is copied and fed to the copier exit tray 2 Service mode procedure F1 appears in the display when the service mode is first turned ON Multi Copy key Display check S...

Page 63: ...ed and fed into the duplex unit tray c When the Print key is pressed again the second side is copied and fed to the copier exit tray d Repeat procedures b and c 3 Book original 2 sided copy mode a Select the Book original 2 sided copy mode b 50 sheets are copied normally when the Print key is pressed c When the Print key is pressed again One sheet is copied and fed into the duplex unit tray d When...

Page 64: ... sensor Duplex unit is detected 01 a Registration roller paper pass Paper is not detected sensor b Mirror home position sensor Mirror unit in home position c Lens home position sensor Lens unit in home position d Duplex unit paper width home Paper guide A for width position sensor in home position e Duplex unit paper length home Paper guide B for length position sensor in home position 02 a Copier...

Page 65: ...or signal 10V line is defective c Discharge lamp error signal 1 Lamp is not lit d Discharge lamp error signal 2 Lamp is not lit e Dust collecting fan motor Motor is locked f Suction fan motor Motor is locked g High voltage leak detection High voltage leak is not Separation corona detected Normal h High voltage leak detection High voltage leak is not Charge corona detected Normal 06 a Toner level d...

Page 66: ...per detecting Paper is not detected sensor 09 a Paper detection sensor Paper is not detected Copier lower paper tray b Paper limit sensor 2 Paper is full Copier lower paper tray c Paper pass sensor Paper is not detected Copier lower paper tray d Paper level sensor 1 Paper is empty or tray is Copier upper paper tray pulled out e Paper level sensor 2 Paper is empty or tray is Copier lower paper tray...

Page 67: ...2 Paper is over stocked System console middle paper tray c Paper pass sensor 2 Paper is not detected System console middle paper tray d Paper detection sensor 1 Paper is not detected System console upper paper tray e Paper limit sensor 1 Paper is over stocked System console upper paper tray f Paper pass sensor 1 Paper is not detected System console upper paper tray 13 a Paper level sensor 1 Paper ...

Page 68: ...A A505 a Encoder sensor Signal is detected When driving the transport belt b Original detection sensor Original is detected c Original feed pass sensor Original is detected d Original exit pass sensor Original is detected e ADF open close sensor ADF is opened For FA A888 a Registration roller pass sensor Original is not detected b Original reverse detection sensor Original is not detected c Timing...

Page 69: ...in lower limit switch Bin is placed less than lower limit b Bin cam home position sensor Cam in home position c Tamper home position Bar in home position sensor d Transfer motor clock sensor Clock signal is detected 21 For FA S575 a Sorter detection switch Sorter is pulled out For FA S615 a Bin paper detecting sensor Paper is not detected b Paper detection sensor for JAM Paper is not detected c St...

Page 70: ...ed b Paper pass sensor Paper is detected c Staple detecting sensor Staple is detected 25 For FA S680 a Stapler cam sensor Cam in home position b Stapler swing home position Stapler swing in home position sensor c Staple position sensor Stapler in staple position d Stapler safety switch Switch is not detected Switch turns on ...

Page 71: ...ghts up Lamp turns off after 2 seconds 34 Ozone suction fan developer unit cooling When CN8 1 is 24V ozone suction fan rotates fan and dust collecting fan When CN8 2 is 24V dust collecting fan rotates When CN8 7 is 24V developer cooling fan rotates 35 Recycling solenoid When CN7 11 is 24V solenoid operates 36 Paper exit selection solenoid When CN116 2 is 24V solenoid operates 37 Exhaust fan motor ...

Page 72: ...ed 49 Lift motor 2 When CN604 1 is 24V motor rotates lifting up together with upper limit control 50 Paper feed clutch 2 When CN609 3 is 24V clutch operates 51 Paper feed solenoid 2 When CN609 4 is 24V solenoid operates 52 Duplex unit drive motor When CN654 3 is 24V motor rotates to Storage storage direction 53 Duplex unit drive motor When CN654 6 is 24V motor rotates to Paper feed second paper fe...

Page 73: ...ion paper feed drive motor When CN602 7 is 24V motor rotates 65 LCC paper feed solenoid When CN564 2 is 24V solenoid operates 66 LCC paper feed tray lift up When CN563 1 is 24V motor rotates lifting up together with upper limit control 67 LCC paper feed tray lift down When CN563 2 is 24V motor rotates dropping down together with upper limit control 68 72 Not used 73 Transport belt motor forward Th...

Page 74: ...otation FA A888 Middle speed 83 Paper reverse exit motor forward The motor rotates forward rotation FA A888 Low speed 84 Wait plate and paper feed The solenoid operates solenoid FA A888 FA A505 85 Reverse solenoid FA A888 The solenoid operates 86 Not used 87 Not used 88 Transport paper feed motor The motor rotates Sorter 89 Bin movement for down direction The 20 bin position moves forward Sorter 1...

Page 75: ...Troubleshooting 4 15 Code Item Function 93 Staple ready indicator LED The ready indicator lights up only Staple Sorter 94 Stapler swing motor The swing motor drives in and out only Staple Sorter ...

Page 76: ...ntry version 0 Japanese 1 North American 1 for American 2 European Others 2 for European 1 Frequency desired 0 50 Hz 0 for European 1 60 Hz 1 for American 2 Auto reset timer 0 None 1 45 second 2 2 1 minute 3 2 minute 3 Energy saver timer 0 15 m 1 30 m 2 60 m 0 3 1 5 h 4 2 h 5 3 h 6 4 h 4 6 Not used 7 Message display 0 Japanese 5 Spanish 1 language change 1 English 6 Swedish 2 German 7 Finnish 3 Fr...

Page 77: ...utomatically feeder discriminated 21 Sorter 0 Cancellation of sorter 1 1 Sorter installation automatically discriminated 22 System console 0 Cancellation of system console 1 1 System console installation automatically discriminated 23 LCC 0 Cancellation of LCC 1 3000 sheet paper tray 1 LCC installation automatically discriminated 24 Not used 25 Copy density sensor read 0 Not detecting 1 QUANTUM Fu...

Page 78: ...41 0 timing 44 Counter count up 0 Does not count up 0 Interleaving cover mode 1 Count up 45 49 Not used 50 Auto exposure defoult 0 Not detecting 2 1 Auto mode priority 2 Manual mode priority 51 2 in 1 mode copy ratio 0 Full size 1 setting 1 Reduction 52 Auto original size 0 No detection Priority Manual key LED lit 1 detecting sensor 1 Detection Priority Manual key LED off 2 Manual key status LED l...

Page 79: ...Blank paper 0 setting 1 Copied paper 68 Cover mode default 0 Front blank 1 Front copy 0 2 front back blank 3 Front back copy 69 Not used 70 Preventive maintenance 0 No call 12 1 1 5K 2 2 5K 3 5K 4 10K 5 15K 6 20K 7 30K 8 40K 9 60K 10 80K 11 90K 12 120K 13 160K 71 Preventive maintenance 0 No indication 1 Duplex unit 1 Indication 72 Copier operation After cleaning 0 Continuous copier operation 1 web...

Page 80: ...e upper 4 System console middle 5 System console lower 6 LCC 7 Sheet bypass 86 Auto selection prohibition same as F5 85 0 paper tray setting 2 87 89 Not used 90 Beep sound 0 None 1 1 Yes 91 Check size M1 Y Width of paper parallel position to paper 32 feed direction 92 Check size M1 X Length of paper vertical position to paper 14 feed direction 93 Check size M2 Y Width of paper parallel position to...

Page 81: ...cated with arrow keys then touch 70 key Touch desired PM cycle key and OK key When the CANCEL key is touched the desired PM cycle will be not accepted Scroll the display menu until code number 73 is indicated with arrow keys then touch 73 key Touch desired PM cycle key and OK key When the CANCEL key is touched the desired PM cycle will be not accepted Press Clear Stop and User Preset key to escape...

Page 82: ...accepted Press Clear Stop and User Preset key to escape service mode Code Item Function Remarks 0 100 selection Adjustment from 99 1 0 10 Ratio of vertical and to 100 9 9 to 9 parallel position to the Enlargement paper feed direction Reduction standard 100 1 Just 100 Ratio of Adjustment of ratio for 0 10 parallel position to the parallel position 9 to 9 paper feed direction L T 2 100 focus Adjustm...

Page 83: ...0 Not used 11 Exposure standard Adjustment of overall 0 18V standard 60V exposure standard 99 to 99 12 Photo mode exposure Adjustment of Photo 0 4V voltage change mode exposure voltage 9 to 9 standard 10V 13 Zoom exposure In reduction mode the 0 2V 50 Reduction exposure voltage is 9 to 9 standard 2 35V adjusted in proportion to the difference between the reduction and 100 ratio 14 Zoom exposure In...

Page 84: ... QUANTUM 30 Not used 31 Fuser temperature Adjustment of fuser 0 7 C temperature 15 to 15 Lower Raise 32 Original density light peak The level is adjusted in 1 of auto original density proportion to the 99 to 99 level difference between the light peak and standard level 33 35 Not used 36 Registration of original Adjustment of registration 0 4mm A870 for the automatic document timing 0 65mm A505 fee...

Page 85: ... Registration void of image Adjustment of registration 0 425mm FP 7750 During use with ADF NO void 0 375mm FP 7742 swing back condition 54 Registration void of image Adjustment of registration 0 425mm FP 7750 During use with ADF NO void 0 375mm FP 7742 swing back condition 0 to 99 55 Original stop position Adjustment of original stop 0 4mm 2 in 1 mode position from original guide 32 to 32 FA A888 ...

Page 86: ... 70 LCD contrast adjustment Reference voltage adjustment for LCD contrast 71 Coordinates compensation Coordinates compensation for touch panel X1 value X1 point 72 Coordinates compensation Coordinates compensation for touch panel Y1 value Y1 point 73 Coordinates compensation Coordinates compensation for touch panel X2 value X2 point 74 Coordinates compensation Coordinates compensation for touch pa...

Page 87: ... count NOTE When the service call indicator turns ON the PM count is cleared 23 Developer count Total elapsed copies since the last developer change 24 25 Not used 26 Fuser cleaning web count Possible number of copies until replacement of web roller 27 32 Not used 33 ADF original feed total count Total count of originals fed 34 Duplex unit copy total count Total count of duplex unit copies 35 Shee...

Page 88: ...r count 40 LCC count Total count of optional LCC 3000 sheet paper drawer 41 Copier upper paper drawer Total count of copies from upper paper drawer of the copier count NOTE When the duplex unit is installed to upper stage of When duplex unit is not copier this code No 05 does not count up installed 42 50 Not used ...

Page 89: ...adjustment copy checking the original registration consisting of three 100 and 200 copies Procedure a Position the Panasonic Test chart 53 on the platen glass b Press the Print key 02 Measurement input for adjusting the This function measures the registration that was copied original registration using 01 The original registration is corrected by input of the resulting measured value Procedure a P...

Page 90: ... key then the mirror and lens unit move to locked position for transporting the copier b When the mirror and lens unit are locked any digit key input won t be accepted NOTE The lock operation is automatically reset when the Power switch is turned ON again 09 Automatic gain adjustment of toner a Press the Print key and the gain voltage and density sensor judgment level of the toner density sensor i...

Page 91: ...5 Not used 16 LCD touch panel key input position This adjustment is to compensate the LCD touch panel adjustment detecting position corresponding key input 17 20 Not used 8 F9 Telephone input Set the copier to service mode and press Multi Copy key 9 Press Print key Touch INPUT key on the touch panel display Input the telephone number Number Multi Copy key Hyphen Reset key Space Interrupt key Carou...

Page 92: ...e option 4 31 Sorter won t close securely U5 CLOSE DUPLEX UNIT Duplex unit failure 4 31 U6 CLOSE RIGHT SIDE PANEL Copier paper feed cover failure 4 32 U7 CLOSE RIGHT SIDE PANEL System console option paper 4 32 feed cover failure U10 CLOSE ADF ADF option failure 4 32 U11 CLEAR SORTER BINS Sorter copy paper removal 4 32 NOTE When clearing U11 all paper is removed from bins U12 ADD STAPLES Sorter wit...

Page 93: ...nd press the each sorter mode key on the touch panel Not ready Red LED flashes Stand by The ready indicator will lights and the other displays are turned OFF To clear the Stand by mode press the Print key Not ready Red LED lights Power saving The ready indicator will flashes and the other displays are turned OFF To clear the Power saving mode press the Print key ...

Page 94: ...ver is connectors are defective opened and closed The CN16 of CPU PCB is disconnected 3 U4 Sorter failure option The copier does not indicate READY TO COPY when the sorter is installed Is the sorter closed securely NO Close the sorter securely YES Does J3 5 output signal of Sorter CPU NO Adjust the sorter interlock switch of sorter change when the sorter interlock The sorter interlock switch is de...

Page 95: ...le driver change when the paper Detected Cover sensor is defective feed cover is opened and closed Not detected Check DC5V line YES System console drive PCB is defective Refer to system console Service Manual 7 U10 ADF option failure The copier does not indicate READY TO COPY when the original is placed onto the original feed tray Is the ADF closed securely NO Close the ADF securely YES Is the ADF...

Page 96: ...full Is the waste toner bottle full YES Replace the waste toner bottle 12 U16 Developer unit failure Is the developer unit installed in the NO Install the developer unit securely copier securely or check the CN7 on CPU PCB connection 13 U17 Sorter transport cover failure FA S680 The copier does not indicated READY TO COPY when the transport cover is closed Is the transport cover closed securely NO...

Page 97: ...7 C G F D E B A SV725 15 oF Sorter bin capacity failure Too many copies in at least one bin or too many bins selected Did the number of copies YES Remove copies and press the Sorter mode exceed the bin capacity select key ...

Page 98: ... paper feed roller starts rotating J06 When optional LCC is installed A The copier lower stage paper pass sensor 2 does not detect paper within a predetermined time after LCC pick up roller starts rotating J07 Paper feeding from the copier lower paper tray or optional A LCC or system console The copier upper stage paper pass sensor 1 does not detect paper within a predetermined time after copier l...

Page 99: ...aper feeding except from sheet bypass A The registration roller paper pass sensor does not detect paper within a predetermined time after copier upper stage paper pass sensor 1 detected paper J19 20 Not used J21 Copier upper stage paper pass sensor 1 is detecting paper A J22 Copier lower stage paper pass sensor 2 is detecting paper A J23 Optional system console upper paper pass sensor 1 is detecti...

Page 100: ...r exit sensor does not detected paper F within a predetermined time after sorter entry paper pass sensor detected paper c The sorter entry or exit paper pass sensor is detecting paper F d For FA S575 F The sorter exit paper pass sensor does not detect paperwithin a predetermined time after sorter entry paper pass sensor detected paper e For FA S575 F The sorter exit paper pass sensor is detecting ...

Page 101: ...can operating 4 41 E1 20 Lens ratio operating 4 41 E1 21 Mirror ratio operating 4 42 E1 23 F8 02 mis input 4 42 E1 32 Auto original density detection 4 42 E1 40 Optics fan motor 1 rotation 4 43 E1 41 Optics fan motor 2 rotation 4 43 E1 43 Optics fan motor 4 rotation 4 43 E2 Paper feed unit error Code Function Refer page E2 01 Lift motor rotation 1 Copier upper tray E2 02 Lift motor rotation 2 Copi...

Page 102: ...de Function Refer page E4 01 Fuser warm up 4 48 E4 10 Exhaust fan motor 1 rotation 4 49 E4 11 Exhaust fan motor 2 rotation 4 49 E4 12 Exhaust fan motor 3 rotation 4 49 E5 System 24V 10V error Code Function Refer page E5 01 Vp 24V line 4 49 E5 04 Vo 10V line 4 50 E5 10 5V for EPA 4 50 E5 21 ADF communication abnormal 4 50 E5 22 Sorter communication abnormal 4 50 E5 23 Control panel communication ab...

Page 103: ...t Service Manual Code Function Refer page E7 01 Sorter bin movement Sorter Service E7 03 Transport belt motor failure Manual E7 06 Stapler drive motor failure E7 07 Tamper drive motor failure E7 10 ADF main motor rotation ADF Service E7 11 ADF sensors output abnormal Manual registration and original exit reverse sensor ...

Page 104: ...ition sensor mounting position is ON OFF incorrect YES CPU PCB is defective E1 20 Lens ratio drive When the lens stepping motor drives to the lens home position sensor and is not detected within a predetermined time Does the lens unit move when the power NO Lens stepping motor connector is switch is turned ON defective CN115 or CN123 of LVPS PCB is shorted or broken YES Lens drive mechanism is def...

Page 105: ...roken NO Check all DC5V lines Does CN11 2 output signal of CPU PCB NO Home position sensor connector is shorted or change when the home position sensor is turned broken ON OFF Home position sensor mounting position is incorrect Home position sensor is defective YES CPU PCB is defective E1 23 F8 02 mis input Measurement input for adjusting the Input the average measurement correctly original regist...

Page 106: ...per E2 04 Lift motor rotation 1 System console middle E2 05 Lift motor rotation 1 System console lower When the lift motor is turned on the level sensor is not turned ON within a predetermined time Does the lift motor lift the plate YES Check level sensor signal CN 2 when NO the plate rises Changed CPU PCB defective Not changed Check sensor lever Check DC5V of CN 1 Level sensor is defective Does L...

Page 107: ...ves System console driver PCB is defective NO Copier CPU PCB is defective E2 06 Optional LCC lift operation UP E2 07 Optional LCC lift operation DOWN When the lift motor drives up and down the upper and lower limit switch are not detected within a predetermined time Is lift motor sound detected YES Check the upper limit sensor signal NO Canged CPU PCB is defective Not changed Limit sensor is defec...

Page 108: ... 11 of control panel CPU PCB is shorted or broken change when the toner bottle home position Sensor mounting position is incorrect sensor is turned ON OFF Bottle motor home position sensor is defective YES Harness is defective between control panel CPU and main CPU PCB CN401 is shorted or broken on control panel CPU PCB CPU PCB is defective E3 03 Toner density sensor gain When the toner density ga...

Page 109: ...y leak 2 When a leak is detected from the high voltage power supply separation corona Is the separation corona dirty YES Clean the separation corona NO Does the ground terminal float YES Tighten screw s on the ground terminal of from the copier frame HVPS PCB or HVPS bracket NO CPU PCB is defective E3 20 Main motor rotation When the main motor is turned ON OFF the signal is not detected Does the m...

Page 110: ...DC24V on CPU PCB CN14 2 connector CN 2 YES Discharge lamp terminal position is incorrect CPU PCB is defective E3 40 Copy density sensor output adjustment When the QUANTUM Function does operate the white density output signal is not detected Is the copy density sensor dirty YES Clean the copy density sensor NO Does the copy density sensor connector NO Re insert the sensor connector securely insert ...

Page 111: ... detected on sensor CN 1 NO Sensor connector is shorted or broken YES Does CN4 5 output signal of control NO Sensor is defective panel CPU PCB change when the sensor is turned ON OFF E4 01 Fuser warm up When the fuser temperature does not reach the predetermined level within a predetermined time Does fuser lamp turned ON after YES Fuser thermistor is dirty the power switch is turned on Sensor posi...

Page 112: ...YES Fan is defective E5 01 Vp 24V When the VCNT signal is L DC24V output is under approximately 18V or when the VCNT signal is H DC24V outputs over approximately 18V approximately Is DC24V detected on CN851 3 and 4 NO VCNT signal connector is of the LVPS PCB defective or broken YES Low voltage power supply PCB is defective Is DC24V detected on CN205 1 and 2 NO Connector is shorted or broken of CPU...

Page 113: ...e E5 22 Sorter communication abnormal When the communication signal between the sorter and copier is abnormal Is Sorter connector NO Re insert Sorter connector securely inserted securely YES Sorter control PCB is defective Refer to Sorter Service Manual Copier CPU PCB is defective E5 23 Control panel communication abnormal When the communication signal between the control panel and copier CPU beco...

Page 114: ...E5 50 I O Communication error When an abnormal communication is detected Main CPU IC5 paper feed driver ADU driver or LCC driver is defective E6 03 Paper length home position detecting sensor When the paper length motor drives to home position paper length home position detecting sensor is not sensed within a predetermined time Does the paper length motor rotate YES Check paper length home positio...

Page 115: ...CB is defective Not changed Check DC 5V on CN 1 Detected Check sensor Not detected Check DC 5V line Is DC 24V detected on CN653 7 NO Check DC 24V line YES Paper width motor is defective Duplex unit control PCB is defective E6 05 Paper detecting sensor When paper is in the duplex unit tray but it is not detected Does CN 2 DXPESN output level NO Check DC 5V on sensor change when the duplex unit tray...

Page 116: ...to the initial menu Example Paper size setting a Press the User Preset key on the control panel b Touch the Paper Size Setting key c Select the paper size with each paper size select key on LCD Touch key The paper size can be changed to the following steps when touch the paper size indicated keys on the LCD display Ledger A3 Legal B4 Letter Letter R Invoice OK 1 Paper size 2 Paper size priority 3 ...

Page 117: ... or change pass codes Press User Preset key Scroll the display menu until Department counter item is indicated withe arrow keys then touch Department counter item key Touch Pass code item key Touch desired pass code of department in the pass code list If you wish to select other pass code scroll the menu with arrow keys Change the pass code with Multi Copy key 3 digits then touch OK key Press User...

Page 118: ...UP 08 2 in 1 copy ratio 0 Full size 1 Reduction 0 UP 09 Auto edge default 0 OFF 1 ON 0 UP 10 Check mode ON OFF selection 0 OFF 1 M1 ON 0 2 M2 ON 3 M1 M2 ON UP 11 Manual toner addition 0 OFF 1 ON UP 12 Total copy usage of a specific Press Print key and input the department code number Changing the total copy Press Print key and input the usage of a specific code number department Then press Recall ...

Page 119: ...Blank paper 0 1 Copied paper UP 29 Cover mode initial 0 Cover page Blank paper 0 setting 1 Cover page Copied paper 2 Cover page Copied paper Back cover Blank paper 3 Cover page Copied paper Back cover Copied paper UP 30 Not used UP 31 Changing upper copy quantity Quantity 999 n x 10 1 0 n 99 to 0 UP 32 Check width size in M1 memory Width n x 5mm 28 n 1 to 60 Check length size in M1 memory Length n...

Page 120: ...ensure that the socket outlet is installed near the equipment and shall be easily accessible The copier should be installed in a level and well ventilated area to minimize the ozone density in the air 5 2 Contents Check Contents Check 1 Copier 2 Exit tray 3 Document bag Copier Exit tray Multi sheet bypass tray 14 350mm 4 100mm 28 700mm 5 3 Unpacking Check the condition and contents of the box for ...

Page 121: ...e the lens unit fixing bracket B 1 screw 5 Reinstall the platen glass 6 Reinstall the original guide plate 2 Duplex unit 1 Open the waste toner bottle cover 2 Remove the waste toner bottle 3 Remove the tape and duplex unit bracket 4 Pull the duplex unit tray out fully 5 Remove the paper guide shipping screws 2 screws 6 Raise the paper guide 7 Remove the shipping styrofoam 1 piece 8 Slide back the ...

Page 122: ...t release lever clockwise 3 Remove the recycle solenoid cover 1 screw 4 Open the waste toner bottle door 5 Lower the paper transport 6 Remove the drum unit 1 screw 1 connector 7 Disconnect the TDC connector 8 Remove the developer unit Pull out until it stops then angle up to remove Note B e c a r e f u l t o a v o i d damaging the recycle and toner addition sponge seals 4 TDC connector Toner bottl...

Page 123: ... unit 7 Pull the developer unit release lever out until it stops and rotate it 90 degrees counterclockwise 8 Push the developer unit release lever back in until it stops Cleaning blade pressure release 1 Install the cleaning blade pressure spring to the pin 2 Reconnect the solenoid connector 3 Reinstall the solenoid cover 1 screw 4 Swing back the toner bottle hopper 5 Raise the paper transport 6 C...

Page 124: ...09 5 Press the Print key for automatic TDC sensor gain adjustment Wait approximately 2 minutes until the adjustment cycle stops 6 Write the contents of F6 21 and 26 on the memory sheet Black density sensor output gain adjustment 1 Press the 1 and 4 to enter the F8 mode code 14 2 Press the Print key for automatic black density sensor output gain adjustment 3 Write the content of F6 65 on the memory...

Page 125: ...d the hopper are aligned 6 Close the front cover Paper size setting 1 Pull the paper drawer out until it stops 2 Position the paper guides front rear to the paper size required If the size will remain fixed remove the latch locking screw rotate the lock and reinstall the screw 3 Position the paper guide left to the paper size required and install the paper guide screw 4 Push in the paper tray 5 Se...

Page 126: ...cale 2 should be clearly visible Note Skip to step 11 if the density is in target 5 Enter the F6 28 mode 6 Enter the new content Note The Reset key is used to enter the content Lighter side Darker side 7 Press the Print key 8 Press the Clear Stop key twice 9 Enter the F2 mode 10 Make a copy to confirm the adjustment Note Repeat step 3 to 10 until the proper density is attained 11 Press the User Pr...

Page 127: ...below 2 550 sheet paper drawer 1 Pull the paper drawer out until it stops 2 Loosen the paper drawer adjusting plate 2 screws and move it to the front or rear as required 3 Install new paper then adjust the paper width 4 Remove the paper 5 Retighten the paper drawer adjusting plate mounting screws 6 Loosen paper size plate mounting screw and move the plate as necessary then tighten the screw Screw ...

Page 128: ... adjustment 1 Press the User Preset Ledger A3 of Original Size and 3 keys simultaneously to enter the mode 2 Press the 6 key to enter the F6 mode 3 Press the Print key 4 Press the 0 and 5 keys to enter the F6 mode code 05 5 Press the Print key 6 Enter the new content Note The Reset key is used to enter the content Paper feed timing is delayed Paper feed timing is advanced 7 Press the Print key 8 P...

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Panasonic FP-7742, Service Manual

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