Panasonic KX-TC2000NZB, KX-TC2000NZW, KX-TC2000NZF manual IC2

Page 69

33 CIRCUIT BOARD (Handset)

33.1. Component View

69

 

REC

X1

 

VC1

C37

C42

C43

T6

DV1

 

C56

T5

C51

L200

L1

 

R28 C38

R21 C34 C76

R95

R101C23

 

 

 

 

 

R94

 

 

 

 

C77

R11

R14 R93

R110 C75

C31

C26

C27

R108

C8

C15

 

 

C12

R106

 

 

 

 

CF1

 

CF2

L6

 

T3

 

 

C29

 

 

 

C18

 

 

 

 

 

DPX1

R109

R16

C30

 

 

 

 

 

C32

R18

 

 

 

 

T1

C16

R6

 

C9

R8

 

 

 

 

 

R5

 

D3

C1

 

 

 

 

 

R46

R42

 

 

 

Q1

 

R98

 

BZ1

 

C33

C79

R103

R23

R102

R29

R30

C45

R79

R71

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C46

 

 

 

 

 

 

 

C14

Q8

 

R70

 

 

 

 

R3

 

 

R69

 

 

 

R55

 

 

 

 

 

 

 

R12

C78

Q3

Q7

R54 R56

Q12

 

X3

R77

 

R63

 

 

 

 

 

 

 

 

 

 

 

R61

 

 

 

 

 

 

 

 

R67

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R22

 

 

 

 

R66

 

 

 

 

 

C58

 

R57

 

R20

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R17

 

 

 

C39

R48

 

X2

 

 

 

 

 

 

 

 

 

 

 

 

Q2

 

 

R105

 

 

 

R62

 

 

R19

 

 

 

 

 

 

R58

R107

R72

R80

R73

R81

R83

C71

R96

Q11

 

 

R82

C74

R111

C64

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C70

R84

 

R76

R87

C73

R78

 

 

 

 

 

 

 

 

R53

 

 

 

 

 

IC2

 

 

 

 

R75

R74

 

 

 

 

 

 

 

 

 

R65

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R68

 

 

 

R112

 

 

 

 

 

 

R64

 

 

 

 

 

C84

 

 

R60

 

 

 

 

 

 

 

 

 

 

 

 

R59

 

C66

C65

C68

C67

 

 

 

 

 

 

 

R99 R37

R39

Q4

C69

C72

R86

R85

D1

L7

 

L3

C48 BATT1

R36 CHG-

C80

Q9

C63

ZD1

L2

CHG+

L5

L4 ZD3 C86

TX DATA

TX DATA

VDD (CPU: 40)

CHG DET

 

(CPU: 37)

(DV1)

Battery Low

(CPU: 36)

 

 

 

 

RSSI

KX-TC2000NZB/NZW/NZF CIRCUIT BOARD (Component View (Handset))

KX-TC2000NZB / KX-TC2000N ZW / KX-TC2000NZF

Image 69
Contents KX-TC2000NZB KX-TC2000NZW KX-TC2000NZF Contents Cabinet and Electrical Parts Location Handet Suggested PbF Solder About Lead Free Solder PbF Pb freeBase Unit Main PCB How to recognize that Pb Free solder is usedFor Service Technicians Recharge Battery information BatteryBattery Replacement Base Unit Handset Location of ControlsConnection For Service Hint Making Calls Answering Calls OperationsKX-TC2000NZB / KX-TC2000N ZW / KX-TC2000NZF KX-TC2000NZB / KX-TC2000N ZW / KX-TC2000NZF Recall Button Show in Fig Procedure To remove Remove Disassembly InstructionsRear Cabinet Battery compartment cover Troubleshooting Guide Check Power Bell Reception Check Battery Charge CPU IC2 RF IC IC1 Check LinkRefer to Adjustment P.29 Check Handset Reception Check Handset TransmissionTest Mode Flow Chart Base Unit Adjustments Base UnitAdjustment How to change the channelIC1 Adjustment Standard Base UnitTest Mode Flow Chart Handset Adjustments HandsetIC1 How to change the channel AdjustmentComponent View Adjustment Standard HandsetFlow Solder Side View RF Specification HOW to Check the Handset SpeakerBase Unit Frequency Table MHz STAND-BY TALK, Talk STAND-BY Explanation of CPU Data CommunicationRinging Changing the Channel Ports for transmitting and receiving of data RF IC IC1 Block Diagram Base UnitIC2 Block Diagram HandsetOutline Circuit OperationPower Supply Circuit Reset Circuit Base Unit Charge Circuit Telephone Line InterfaceDtmf Base to Handset Transmitter/ReceiverHandset to Base Signal Route Circuit Operation Handset Reset Circuit HandsetBattery Low / Power Down Detector 21.1. IC2 22.1. IC2 23.1. IC1 Procedure HOW to Replace Flat Package ICModification Procedure of Bridge PreparationCabinet and Electrical Parts Location Base Unit Cabinet and Electrical Parts Location Handet Accessories and Packing Materials Cabinet and Electrical Parts Replacement Parts ListDiodesi LED LED1 ERDS2TJ223 PQXA36ASVC Battery Accessories and Packing Materials For Schematic Diagram Base Unit Schematic Diagram Base UnitHandset Schematic Diagram Handset 30.1 Base Unit Schematic Diagram Base UnitFILTER\2 RF Unit Base UnitSchematic Diagram Handset IC1 31.2 RF Unit Handset Memo Component View Circuit Board Base UnitRX-VCO TX-VCO Flow Solder Side ViewIC2 IC1 KXTC2000NZB