Panasonic KX-P7105, KX-P7110 manual 4. IC004 Engine Control CPU, 5. IC005 Eeprom

Page 129

7.2.4.IC004 ( Engine Control CPU )

IC004 (Engine Control CPU)

Pin

Symbol

In/Out

Function

No.

 

 

 

1

UI2

-

(not used)

2

INT27

In

Door open signal

3

AN0

In

Thermistor voltage detect

4

P51

In

TESEN

5

P52

Out

Scanner motor control signal

6

P53

Out

Fan motor control signal

7

P54

Out

Toner Empty LED control

 

 

 

signal

8

P55

Out

Charger control signal

9

P56

Out

Dev. bias channel signal

10

P57

Out

Transfer bias control signal

11

AVCC

-

+5V

12

AVR

-

+5V

13

AVSS

-

GND

14

INT10

In

Hsync signal

15

P61

In

Scanner motor lock signal

16

INT12

In

Top sennsor signal

17

P63

In

Process unit detection signal

18

P64

In

Fan motor error signal

19

nRST

In

System reset

20

MOD0

-

GND

21

MOD1

-

GND

22

X0

In

System clock

23

X1

-

N.C.

24

VSS

-

GND

25

P27

-

(not used)

26

P26

-

(not used)

27

P25

Out

EEPROM data out

28

P24

Out

EEPROM clock

29

P23

Out

EEPROM chip select

30

PPGO2

Out

Scanner motor clock

31

PPGO1

Out

Fuser contorl signal

32

P20

Out

+5V contorl signal

KX-P7105 / KX-P7110

Pin

Symbol

In/Out

Function

No.

 

 

 

33

P17

In

EEPROM data in

34

P16

-

(not used)

35

P15

In

Paper empty signal

36

P14

In

Resist seneor signal

37

P13

In

2nd Feeder paper empty

 

 

 

signal

38

P12

In

2nd Feeder detection signal

39

P11

In

EEPROM initialize signal

40

P10

In

Exit sensor signal

41

P07

Out

Pick up control signal

42

P06

Out

Resist control signal

43

P05

Out

Exit control signal

44

P04

Out

Motor I0 control signal

45

P03

Out

2nd Feeder pickup control

 

 

 

signal

46

P02

Out

Purge signal

47

P01

Out

Status busy signal

48

P00

Out

Top signal

49

NC

-

GND

50

P30

Out

Printer ready signal

51

SCK1

In

Communication clock

52

SO1

Out

Status data signal

53

SI1

In

Command data signal

54

PTO2

Out

Dev. bias PWM signal

55

P35

In

Print signal

56

VCC

-

+5V

57

WTO

In

Command busy signal

58

PTO1

Out

Transfer bias PWM signal

59

INT20

In

Power save signal

60

P41

Out

Serial clock

61

P42

Out

Serial data out

62

P43

In

Serial data in

63

P44

Out

Chip select

64

P45

Out

Motor I1 control signal

7.2.5.IC005 ( EEPROM )

IC005 (EEPROM)

Pin

Symbol

In/Out

Function

No.

 

 

 

1

CS

In

Chip Select Signal

2

SK

In

Serial Clock

3

DI

In

Data Input

4

DO

Out

Data Output

5

GND

-

GND

6

TEST

-

Test terminal (not used)

7

NC

-

N.C.

8

VCC

-

+5 V

 

 

 

 

129

Page 128 Page 130
Image 129
Page 128 Page 130
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 Print Process Development / CleaningCharge ExposureTransfer FusingMedia Tray Paper FeedLaser Scan Unit Exposure Operation TheoryLaser Beam Polygon Scanner Collimator LensCylindrical Lens and Lens 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 DisassemblyRight Cover Right, Left and Top CoversLeft Cover Top 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 8. CN008 HVU-MAIN Connector 5. CN005 PSU-MAIN Connector6. CN006 Door + 24V Interlock SW 7. CN007 Thermistor9. CN009 Toner Empty Sensor CN013 Switchback SolenoidCN010 Polygon Motor CN011 Pickup SolenoidCN015 Exit Sensor 14. CN014 REG-TOP SensorCN017 Main Motor CN018 FAN ControlPaper Exit / ADU Paper Jam Sensor Board Registration & Paper Top Sensor BoardToner Empty Sensor Board Paper Empty Sensor Board1. CN407 Fuser GND 1. CN450 Paper Empty SensorNd 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 TablesCounter Reset Service Maintenance Maintenance CycleLubrication Recommended 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
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.
Top Page Image Contents