Panasonic KX-P7105, KX-P7110 manual Engine Control Block Diagram, Fuser Unit

Page 55

KX-P7105 / KX-P7110

4.1.2.Engine Control Block Diagram

 

 

 

 

Power Supply Unit

 

 

 

 

 

 

 

 

 

Heat Lamp

Fuser Unit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Thermister

 

 

 

 

 

 

 

 

 

 

 

Fuser Driver

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Thermal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fuse

 

 

 

 

Rectifier

 

 

 

 

 

+24V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

High

 

Thermostat

 

 

 

 

 

Noise

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Filter

 

 

 

 

 

+5V

 

 

+24V IR

Voltage

 

 

 

 

 

 

 

Thermistor

 

 

 

 

 

 

 

 

 

Toner Empty

 

 

 

 

 

 

 

 

 

 

nCHGCTL

Supply

 

 

Developer

 

 

 

 

 

 

 

 

 

 

 

 

DEV BIAS

 

 

 

 

 

 

 

 

 

 

 

 

 

nDBCH

Unit

Toner

Sensor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Board ￿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Grid Voltage

 

 

 

 

 

 

 

 

 

 

 

 

 

nTRCTL

Box

 

 

 

 

Voltage Control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TECTL

 

 

Charger

OPC

Toner Empty

 

 

 

 

Circuit

 

 

 

 

 

 

 

TE_LED

 

 

 

 

 

 

 

Voltage

 

 

Front Door

 

nDB

Current

Drum

Sensor ￿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Detector

 

 

 

 

 

Transfer Current

 

 

 

 

 

 

 

 

 

 

 

Interlock

 

nTR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Switch

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TH

 

 

 

OPC Drum Unit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Main Control

 

Engine Control

 

 

 

 

 

 

 

 

 

TESEN

 

 

 

 

5V

 

24V

+5V

 

 

 

 

 

 

 

 

 

Board

 

 

Board

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(GND) (GND)

+24V +24V IR

 

FAN

 

FANERR

FAN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HV Driver

 

 

Control Circuit

 

FANPWR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+24V IR

 

 

 

 

 

 

 

 

 

OPC Drum Unit

 

 

 

 

 

 

 

 

 

 

 

nFCTL

 

 

 

 

Interlock Switch

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USB

 

 

 

 

 

 

nFSRCTL

Fuser Control Circuit

 

 

 

+5V

 

 

 

 

 

 

nVIDEO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

nHSYNC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TESEN

 

 

 

 

 

+5V IR

LSU

Parallel

 

 

 

 

 

 

 

 

 

FANERR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+24V IR

 

 

 

 

FANCTL

 

 

 

 

 

+24V IR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SNRCLK

 

 

 

 

 

nSNRCLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DOPEN

IC004

 

SNRCTL

 

 

 

Polygon

 

nSNRCTL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Motor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

nSNRLD

 

 

 

 

nSNRLD

 

 

 

 

 

 

 

 

IC002

 

CPU

 

 

 

 

I/F Circuit

 

 

 

 

for KX-P7110)

 

 

 

 

 

 

PUNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ethernet

 

 

 

 

 

 

 

 

nCS

 

 

 

 

 

nHSYNC

LD

 

 

 

 

 

EEPCS

 

 

 

IC001

ASIC

 

 

 

Driver

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC005

 

 

SCK2

 

 

 

 

 

nVIDEO

 

 

 

 

 

EEPCLK

 

 

 

 

 

 

 

 

 

 

(Only

 

 

 

 

 

 

SO2

APC

 

 

 

 

nLDENB

 

 

 

 

 

 

EEPROM

EEPDO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SI2

Controller

 

 

 

nADJUST

 

 

 

 

 

 

 

2 k bit

EEPDI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+24V IR

 

 

 

 

 

 

 

 

 

 

 

 

ROM

 

 

X001

2ch

 

 

 

 

 

 

 

 

 

 

 

 

+5V

 

 

 

Stepping

SMA

IC006

 

 

 

 

 

 

 

 

 

 

16KB

 

 

 

Motor

SMnA

 

M

 

 

 

 

 

 

 

 

 

 

 

 

 

Controller

Bipoler

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PPRDY

 

 

 

 

 

CPUCLK

 

 

SMB

 

 

 

 

 

 

 

 

 

 

 

 

Moter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RAM

 

 

 

 

 

SMnB

Driver

 

 

 

2nd

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

512 Byte

10_CTL

 

 

 

 

 

 

 

Feeder

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11_CTL

 

 

 

+24V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Option)

 

 

 

nPURGE,

nPRDY,nTOP,nSBSY,SXD

 

 

 

 

 

 

 

 

2nd

 

 

 

 

 

 

 

 

 

 

+5V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

nPSAVE,

nPRINT,CCLK,nCBSY,CXD

 

 

nRST

 

SM1A

2nd

 

 

CLOCK_OP

Feeder

 

 

 

 

 

 

 

 

nSM1EN

 

 

nMOEN_OP

I/F ￿

 

 

 

 

 

 

 

 

 

 

 

nPUCTL_OP

 

 

Feeder

 

nPUCTL_OP

 

 

 

 

 

 

 

 

 

 

 

nOPTION

 

 

I/F Circuit

 

nOPTION

Board

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

nPNON_OP

 

 

 

 

 

nPNON_OP

 

 

 

 

 

 

 

 

 

 

 

 

 

IC003 ￿

+5V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Recet IC

 

 

 

+24V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

nKEY

 

 

 

 

 

 

PUCTL

 

 

Pick Driver

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+24V

Pick Solenoid

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

READY

 

 

 

 

 

 

REGCTL

 

 

Regist Driver

 

 

 

 

 

 

 

ERROR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TONER

 

 

 

 

 

 

 

 

 

 

 

+24V

 

Regist Solenoid

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

nREGSEN

 

 

EXITCTL

 

 

Exit Driver

 

 

 

 

 

 

 

 

 

 

nTOPSEN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PNON

 

 

 

 

 

Switchback Solenoid

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Indicator Board

 

Regist/Top Sensor Board

 

 

Exit Sensor

 

 

Paper Empty

 

 

 

 

 

Ready

Error

Toner/Process

Switch

 

Top

Registration

 

 

 

Board

 

 

Sensor Board

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sensor

Sensor

 

 

 

Exit Sensor

 

Paper Empty Sensor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

nEXITSEN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

55

 

 

 

 

 

 

 

 

Page 54 Page 56
Image 55
Page 54 Page 56
Contents KX-P7105 KX-P7110 KX-P7105 / KX-P7110 Contents KX-P7105 / KX-P7110 Printer SpecificationsPaper Interface, Options, Accessories, and Supplies Others About Media Margins and Print Area Printer Panel Indicators IndicatorsPrint / Reset Button Front Side View Rear Side View Parts IdentificationComponent Layout and Paper Path Electrical Components and Sensor Boards Switches and Solenoids Exposure Development / CleaningPrint Process ChargeTransfer FusingMedia Tray Paper FeedOperation Theory Laser Scan Unit ExposureLaser Beam Lens Collimator LensPolygon Scanner Cylindrical Lens and LensFuser Unit Normal Printing Mode Not Duplex Mode Paper Ejection and Paper SwitchbackSetup Installation RequirementsKX-P7105 / KX-P7110 Installing the Upgrade Kit for PostScript or RAM Board Material Required RepackingKX-P7105 / KX-P7110 KX-P7105 / KX-P7110 Front and Rear Covers Removal and Replacement ProceduresRear Cover Disassembly Front Cover DisassemblyTop Cover Right, Left and Top CoversRight Cover Left CoverRelay Board B Laser Scanning Unit LSUHigh Voltage Board High Voltage Board and Power Supply UnitPower Supply Unit Disassembly Power Supply UnitEngine Control Board and Toner Empty Sensor Board Indicator BoardEngine Control Board Toner Empty Sensor Board Nd Feeder I / F Board and Main Control Board Nd Feeder I / F Board and Main Control BoardFuser Drive Gear Main Control Board DisassemblyFan Motor Relay Board a , Drive Gear Unit and Motor Gear Support BracketPaper Empty Sensor Board Drive Gear Unit DisassemblyUpper Exit Roller Holder Upper Exit Roller Holder DisassemblyUpper Exit Roller Holder Fuser Unit Disassembly Heat Roller Heat LampThermostat KX-P7105 / KX-P7110 Pickup Roller and Pickup Solenoid Pickup, Paper Feed, Registration and Transfer RollersRegistration Roller Paper Feed Roller / Registration RollerTransfer Roller Assembly Auto Duplex Pinch and Registration Rollers Auto Duplex Unit ADUAuto Duplex Disassembly KX-P7105 / KX-P7110 KX-P7105 / KX-P7110 Paper Empty Sensor Lever Main Control Board Block Diagram Block DiagramFuser Unit Engine Control Block DiagramConnection Diagram Connection DiagramPower Supply Asic KME Engine Control BoardClock Circuit Reset CircuitMain Motor Drive Circuit Motor Current will be cut off in case of OFF condition above Laser Scanning Unit Control Circuit Fuser Temperature Control Circuit High Voltage Control Circuit Eeprom Control Circuit Safety Interlock SW Pickup Control Solenoid Drive Circuit Solenoids Control CircuitRegistration Solenoid Driver Circuit Switchback Solenoid Drive Control Circuit Registration Sensor Circuit Sensors CircuitTop Sensor Circuit Paper Empty Sensor Circuit Exit Sensor CircuitFan Control Circuit Toner Empty Sensor CircuitNd Feeder I / F Circuit 2nd Feeder control signals are explained as followsKX-P7105 / KX-P7110 Data Flow Main Control BoardPower Supply Clock Circuit CPU Asic IC1 overview CPU Sdras Sdram I/FFRCS1 ROM I/FEepdata SXD Internal Engine I/F Main Board Engine BoardOperation Panel Circuit Parallel I/F USB I/F Pcitrdy PCI I/FTPRDM, Tprdp Network I/F only for KX-P7110KX-P7105 / KX-P7110 Main Control Board Option ROM CN Option RAM CN Main Control Board 4/9 IEEE1284 Circuit Block Main Control Board 6/9 ICE Connector Power Regulator Circuit Main Control Board KX-P7105 / KX-P7110 Engine Control Board Engine Control Board 2/3 Parts Side 102 Sensors, Indicator and Relay Boards 104 Paper Empty Sensor Board, 2nd Feeder I/F Board 106 1. CN1 Optional PostScript Upgrade Kit I / F Connector Explanation of Connectors2. CN2 Optional RAM Connector CN2 Optional RAM ConnectorCN2 3. CN3 Network Connector4. CN4 Ieee 1284 I / F Connector CN4 Ieee 1284 I/F Connector6. CN6 Front Panel Connector 5. CN5 Engine I / F Connector1. CN001 Video Interface 7. CN9 USB I / F Connector3. CN003 OPC Drum Unit Interlock SW 2. CN002 LSU Control Signals4. CN004 2nd Feeder 7. CN007 Thermistor 5. CN005 PSU-MAIN Connector8. CN008 HVU-MAIN Connector 6. CN006 Door + 24V Interlock SWCN011 Pickup Solenoid CN013 Switchback Solenoid9. CN009 Toner Empty Sensor CN010 Polygon MotorCN018 FAN Control 14. CN014 REG-TOP SensorCN015 Exit Sensor CN017 Main MotorPaper Exit / ADU Paper Jam Sensor Board Registration & Paper Top Sensor Board1. CN450 Paper Empty Sensor Paper Empty Sensor BoardToner Empty Sensor Board 1. CN407 Fuser GND1. CN452 to Engine Control Board CN004 Nd Feeder I / F Board2. CN453 to 2nd Feeder 1. IC1 Main Control CPU Component Reference GuideIC1 GND12 2. IC2 Reset IC4. IC5 RAM 3. IC3 Flash / Mask ROMIC6 LAN IC 5. IC6 LAN IC7. IC10 Regulator 6. IC7 Eeprom8. IC12 Regulator 1. IC001 Asic 2. IC002 Comparators 3. IC003 Reset IC5. IC005 Eeprom 4. IC004 Engine Control CPU7. IC007 Inverters 6. IC006 Motor Drive ICGeneral Recommended CleaningRecommended Tools User Maintenance Maintenance TablesRecommended Lubrication Service Maintenance Maintenance CycleCounter Reset LubricationPrinter Status Paper Jam Self-Diagnostic IndicatorsUser Error Call for Service Initial Troubleshooting Flowchart No Operation White Vertical Line in Print Print QualityBlank Print Dark Vertical Line in Print Dark Horizontal Line in Print Dirty Background All-black Print Light Print Ghosting Black or White Dots Toner Spatter Jam at a Paper JamJam at B Jam at C Jam at D, E Jam at STD Jam at OP 1. E20 Call Service156 2. E30 3. E31 4. E32 5. E50 6. E54 7. E71 8. E73 9. E81 10. E90 11. E91 12. E96 Exterior Replacement Parts List with Lubrication Guide168 169 Right Side Parts170 Engine Control Board Connector Pickup Roller and Paper Feed Roller Motor and Drive Gear Unit Left Side Parts Power Supply Unit and High Voltage Board Rear and Top Side Parts 176 Fuser Unit177 178 Bottom Side Parts179 Mechanical Base Media Tray Paper Cassette Packing Component Side View Parts Side View Capacitors ICsResistors Transistor and Diodes 10.9.6 Others 10.9.5 Connectors188 189 190 191 Resistor values is in OHMs Registration & Paper Top Detection Sensor BoardResistor values are in OHMs Relay Board a194
Related manuals
Manual 4 pages 48.16 Kb Manual 4 pages 54.34 Kb

KX-P7105, KX-P7110 specifications

The Panasonic KX-P7105 is a compact and efficient dot matrix printer designed for high-performance printing in both home and office environments. Known for its reliability and versatility, the KX-P7105 is especially favored for its ability to handle a variety of printing tasks, from simple documents to more complex forms.

One of the standout features of the KX-P7105 is its impressive printing speed. It can reach up to 550 characters per second, which makes it an ideal choice for businesses that require quick turnaround times for their printing needs. Additionally, with a resolution of 240 x 216 dpi, the printer produces clear and legible text, ensuring that prints are suitable for professional use.

The KX-P7105 is designed with convenience in mind, featuring a user-friendly interface that makes it easy to operate. It supports both continuous forms and cut sheets, allowing users to switch between different media types smoothly. This flexibility is complemented by the printer’s multi-part form capability, which can handle up to six-part forms effortlessly, making it ideal for printing invoices, shipping labels, and other official documents.

In terms of connectivity, the Panasonic KX-P7105 offers parallel and optional serial interfaces, allowing it to connect seamlessly with various devices such as computers and terminals. This connectivity ensures that users can integrate the printer into their existing workflows without any major disruptions.

Another significant characteristic of the KX-P7105 is its durability. Built with robust components, it is designed to withstand the rigors of daily use in demanding environments. The dot matrix technology also allows for long-lasting ribbons that provide extended printing output, which is an economical advantage for users.

The printer is also equipped with an automatic line feed function that enhances operational efficiency by automatically adjusting the paper feed according to the print job. This feature minimizes the chance of paper jams and improves the overall reliability of the printing process.

In summary, the Panasonic KX-P7105 stands out for its fast printing speeds, versatility in media handling, durable construction, and user-friendly operation. These characteristics make it an excellent choice for businesses and individuals seeking a dependable dot matrix printer that can accommodate a range of printing needs while delivering quality results.
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