Panasonic KX-P7100 manual Main Control Board

Page 73

KX-P7100

5 Schematic Diagram

5.1.Main Control Board

A

B

C

D

E

F

G

H

1

+5VSP

+24VIR

+24V

1

C144 0.1u

0.1u

C147

0.1u C148

0.1u

C149

0.1u

C167

0.1u

C145

Not Used

2

2

R43

PSAVE_E

R153

100

33

R49

10k

005:G3

IC2

1

2

Not Used

1000p

14

0.1u

IC2

C16

0.1u

C168

VCC

Not Used

13

12

GND

IC2

0.1u

C4

7

R48

10k

C3

IC1

002:B3

1

44

AD[0-7]

IC2

VCC

3

NC1

3

4

1284SEL

003:E4

2

P10

AD0

43

AD[0]

3

P11

AD1

42

AD[1]

RIP_DO

003:G2

4

P12

AD2

41

AD[2]

nRDYLED

003:C4

5

P13

AD3

40

AD[3]

3

nPURGE

005:G4

6

P14

AD4

39

AD[4]

IC2

RIP_DI

003:G2

7

P15

AD5

38

AD[5]

5

6

RIP_SK

003:G2

8

P16

AD6

37

AD[6]

RIP_CS

003:G2

9

P17

AD7

36

AD[7]

RST

003:G3

10

RST

nEA/VPP

35

100p

11

RXD

NC4

34

C1

12

33

13

NC2

ALE/nPROG

32

14

TXD

nPSEN

31

15

nINT0

A15

30

002:B3

16

nINT1

A14

29

A[8-10]

17

T0

A13

28

T1

A12

18

27

19

nWR

A11

26

A[10]

nERRLED

003:C4

20

nRD

A10

25

A[9]

nDRMLED

003:C4

21

XTAL2

A9

24

A[8]

002:B4

XTAL1

A8

nINTR

22

23

003:B3;004:D5

GND

NC3

nCAUTOFD

003:H1

nUSTB

003:F4

nKEY

4

CPUCLK

003:G3;005:D3

500 ns

4

Not Used

ALE

002:B3

(53.84 MHz)

nRD

002:B3

10p

C2

nWR

002:B3

R5

10k

Not Used

10p

10p

10p

0.6

s

IC2

IC2

11

9

R7

002:B3;002:B4;003:A4

10

8

VCLK

C5

C6

C7

27

Not Used

R2

U3(53.84MHz)

10p

4.7k

100

C14

X2

5

53.84MHz R4

C10

5p

C13

5p

HC/49

500 ns

5

POWER<+5V>

POWER<+24V>

+24V

+5VLD

+24VIR

POWER<+5VLD>

POWER<+24VIR>

6

+5VSP

GND<+24V>

POWER<+5VSP>

(Main Control Board)

6

GND<+5V>

F.G.

FG-B

FG-D

1/6

FG-A

FG-C

FG-E

KX-P7100

A

B

C

D

E

F

G

73

Image 73

Contents KX-P7100 KX-P7100 Contents Printer SpecificationsPaper Interface, Options, Accessories, and Supplies Others About Media Margins and Print Area Printer Panel Indicators / Button IndicatorsKX-P7100 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 FeedOperation Theory Laser Scan Unit ExposureLaser Beam Polygon Scanner Collimator LensCylindrical Lens and Lens LensFuser Unit Normal Printing Mode Not Duplex Mode Paper Ejection and Paper SwitchbackSetup Installation RequirementsKX-P7100 Material Required RepackingKX-P7100 KX-P7100 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 UnitMain Controller Board and Fuser Drive Gear Indicator Board and Toner Empty Sensor BoardMain Controller Board Fuser Drive Gear Fan MotorGear Support Bracket Gear Support Bracket, Motor and Drive Gear UnitDrive Gear Unit and Motor Drive Gear Unit Disassembly Upper Exit Roller Holder Upper Exit Roller Holder DisassemblyUpper Exit Roller Holder Fuser Unit Disassembly Heat Roller Heat LampThermostat KX-P7100 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-P7100 KX-P7100 Block Diagram Electronic Circuit Description and DiagramsConnection Diagram Connection DiagramPower Supply Main Control CPU Main Control BoardDram I/F GDI Asic IC3Dram USB ChipAsic KME Clock Reset Circuit Main 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 Exit Sensor Circuit Fanctl Fan Control CircuitPprdy Internal Engine I / F Control CPU Engine CPUTiming Chart Engine I / F Communication Main Control Board POWER+5V GND+24V POWER+5VLD POWER+5V Usol Pusolctl Puctl Sensors, Indicator and Relay Boards KX-P7100 Main Board 3. CN3 LSU Control Signals1. CN1 to Front Panel 2. CN2 OPC Drum Unit Interlock SW5. CN6 Centronics Parallel I / F 4. CN4 USB I / F Connector9. CN10 HVU-MAIN Connector 6. CN7 PSU-MAIN Connector7. CN8 Door + 24V Interlock SW 8. CN9 Thermistor10. CN11 Polygon Motor CN14 Switchback SolenoidCN12 Pickup Solenoid CN13 Registration SolenoidCN18 Main Motor 15. CN16 Exit SensorCN19 FAN Control CN20 Toner Empty SensorRegistration & Paper Top Sensor Board Indicator BoardPaper Exit / ADU Paper Jam Sensor Board 1. CN451 Toner Empty Sensor Toner Empty Sensor BoardIC2 Inverters IC1 Main Control CPUMA9 IC3 GDI AsicVSS1 GND IC5 DramRsto OUT IC6 AsicIC8 USB Chip IC10 Reset ICIC9 Comparators 10. IC12 Eeprom IC11 Engine Control CPU12. IC15 Inverters 11. IC14 Motor driver ICMaintenance Tables Recommended CleaningUser Maintenance GeneralKX-P7100 Counter 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 Media Tray Empty or Misfeed Paper JamJam at a Jam at B Jam at C Jam at D, E 1. E20 Call Service119 2. E30 3. E31 4. E32 5. E50 6. E54 7. E71 8. E73 9. E81 Exterior Replacement Parts List with Lubrication Guide127 128 Right Side PartsMain Controller 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 134 Fuser Unit135 136 Bottom Side Parts137 Mechanical Base Media Tray Paper Cassette Packing Component Side View Parts Side View Capacitors ICsAll resistor values are in OHMs ResistorsTransistor and Diodes Others ConnectorsResistor values is in OHMs Registration & Paper Top Detection Sensor BoardResistor values are in OHMs Relay Board a

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