Panasonic KX-P7105, KX-P7110 manual 3. IC3 Flash / Mask ROM, 4. IC5 RAM

Page 123

KX-P7105 / KX-P7110

7.1.3.IC3 ( Flash / Mask ROM )

IC3 (Flash/Mask ROM)

Pin

Symbol

In/Out

Function

No.

 

 

 

1

nBYTE

In

nBYTE/Word Mode Selection

2

A16

In

Address 16

3

A15

In

Address 15

4

A14

In

Address 14

5

A13

In

Address 13

6

A12

In

Address 12

7

A11

In

Address 11

8

A10

In

Address 10

9

A09

In

Address 9

10

A08

In

Address 8

11

A19

In

Address 19

12

GND1

-

Ground

13

A20

In

Address 20

14

A18

In

Address 18

15

A17

In

Address 17

16

A07

In

Address 7

17

A06

In

Address 6

18

A05

In

Address 5

19

A04

In

Address 4

20

A03

In

Address 3

21

A02

In

Address 2

22

A01

In

Address 1

23

A00

In

Address 0

24

nCE

In

Chip Enable

Pin

Symbol

In/Out

Function

No.

 

 

 

25

GND2

-

Ground

26

GND4

-

Ground

27

nOE

In

Output Enable

28

DQ00

In/Out

Data 0

29

DQ08

-

N.C.

30

DQ01

In/Out

Data 1

31

DQ09

-

N.C.

32

DQ02

In/Out

Data 2

33

DQ10

-

N.C.

34

DQ03

In/Out

Data 3

35

DQ11

-

N.C.

36

nWE

In

Write Enable

37

VCC1

-

+3.3V

38

VCC2

-

+3.3V

39

DQ04

In/Out

Data 4

40

DQ12

-

N.C.

41

DQ05

In/Out

Data 5

42

DQ13

-

N.C.

43

DQ06

In/Out

Data 6

44

DQ14

-

N.C.

45

DQ07

In/Out

Data 7

46

DQ15

In/Out

Mode Select

47

GND5

-

Ground

48

GND3

-

Ground

7.1.4.IC5 ( RAM )

IC5 (RAM)

Pin

Symbol

In/Out

Function

No.

 

 

 

1

VCC1

-

+3.3V

2

DQ0

In/Out

Data 0

3

VCCQ1

-

+3.3V

4

DQ1

In/Out

Data 1

5

DQ2

In/Out

Data 2

6

VSSQ1

-

Ground

7

DQ3

In/Out

Data 3

8

DQ4

In/Out

Data 4

9

VCCQ2

-

+3.3V

10

DQ5

In/Out

Data 5

11

DQ6

In/Out

Data 6

12

VSSQ2

-

Ground

13

DQ7

In/Out

Data 7

14

VCC2

-

+3.3V

15

DGML

In

Data Mask Lower Byte

16

nWE

In

Write Enable

17

nCAS

In

Column Address Strobe

18

nRAS

In

Row Address Strobe

19

nCS

In

Chip Select

20

A13

In

Address 13

21

A12

In

Address 12

22

A10

In

Address 10

23

A0

In

Address 0

24

A1

In

Address 1

25

A2

-

Address 2

26

A3

In

Address 3

27

VCC3

-

+3.3V

 

 

 

 

Pin

Symbol

In/Out

Function

No.

 

 

 

28

VSS1

-

Ground

29

A4

In

Address 4

30

A5

In

Address 5

31

A6

In

Address 6

32

A7

In

Address 7

33

A8

In

Address 8

34

A9

In

Address 9

35

A11

In

Address 11

36

NC1

-

N.C.

37

CKE

In

Clock Enable

38

CLK

-

Clock

39

DQMU

In

Data Mask Upper Byte

40

NC2

-

N.C.

41

VSS2

-

Ground

42

DQ8

-

Data 8

43

VCCQ3

-

+3.3V

44

DQ9

In/Out

Data 9

45

DQ10

In/Out

Data 10

46

VSSQ3

-

Ground

47

DQ11

In/Out

Data 11

48

DQ12

In/Out

Data 12

49

VCCQ4

-

+3.3V

50

DQ13

In/Out

Data 13

51

DQ14

In/Out

Data 14

52

VSSQ4

-

Ground

53

DQ15

In/Out

Data 15

54

VSS3

-

GND

 

 

 

 

123

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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 FeedLaser Scan Unit Exposure Operation TheoryLaser 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 UnitIndicator Board Engine Control Board and Toner Empty Sensor BoardEngine Control Board Toner Empty Sensor Board Nd Feeder I / F Board and Main Control Board Nd Feeder I / F Board and Main Control BoardMain Control Board Disassembly Fuser Drive GearFan Motor Relay Board a , Drive Gear Unit and Motor Gear Support BracketPaper Empty Sensor Board Drive Gear Unit DisassemblyUpper Exit Roller Holder Disassembly Upper Exit Roller HolderUpper 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 Solenoids Control Circuit Pickup Control Solenoid Drive CircuitRegistration Solenoid Driver Circuit Switchback Solenoid Drive Control Circuit Sensors Circuit Registration Sensor 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 Connector2. CN002 LSU Control Signals 3. CN003 OPC Drum Unit Interlock SW4. 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 GNDNd Feeder I / F Board 1. CN452 to Engine Control Board CN0042. 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 ICRecommended Cleaning GeneralRecommended 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 ICs CapacitorsResistors 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
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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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