Panasonic KX-TC1205RUS, KX-TC1205RUW, KX-TC1205RUB, KX-TC1205RUF manual IC1 IC4 IC2 IC3

Page 66

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

28.2. Flow Solder Side View

						T.P ( CH change at test mode)
TXPOWER	TXGND	TX DATA		2nd Mix	IF IN	R98: for Changing the channel
TXPOWER	TXGND	(DV1) RX-VCO	TX-VCO	(RF IC: 36)	(RF IC: 32)	R98: for Changing the channel
						XOUT
						(CPU: 1)
						VDD (CPU: 28)

+12V

GND

RING TIP

IC1

IC4

IC2

IC3

CHG LD (CPU: 26)

DETOUT (RF IC: 27)

RST (CPU: 27)

RX DATA (CPU: 10)

RX DATA (RF IC: 23)

CHG DET (CPU: 18)

TX DATA (CPU: 17)

RING DET
(CPU: 24)	KX-TC1205RUB/W/S/F CIRCUIT BOARD (Flow Solder Side View (Base Unit))

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Image 66

Contents KX-TC1205RUB KX-TC1205RUW KX-TC1205RUS KX-TC1205RUF Contents Accessories and Packing Materials Battery Recharge Battery informationBattery Replacement Location of Controls Base Unit HandsetConnection KX-TC1205RUB / KX-TC1205R UW / KX-TC1205R US / KX-TC1205RUF Adding Another Phone Operations Making Calls Answering CallsKX-TC1205RUB / KX-TC1205R UW / KX-TC1205R US / KX-TC1205RUF KX-TC1205RUB / KX-TC1205R UW / KX-TC1205R US / KX-TC1205RUF Flash Button Disassembly Instructions Show in Fig To remove RemoveRear Cabinet Battery compartment cover Troubleshooting Guide Check Power Bell Reception Check Battery Charge Check Link CPU IC2 RF IC IC1Refer to Adjustment P.27 Check Handset Transmission Check Handset ReceptionAdjustments Base Unit Test Mode Flow Chart Base UnitHow to change the channel AdjustmentAdjustment Standard Base Unit IC3Adjustments Handset Test Mode Flow Chart HandsetHow to change the channel Adjustment IC1Adjustment Standard Handset Component ViewFlow Solder Side View RF Specification HOW to Check the Handset SpeakerBase Unit Frequency Table MHz Explanation of CPU Data Communication STAND-BY TALK, Talk STAND-BYRinging Changing the Channel Ports for transmitting and receiving of data Block Diagram Base Unit IC1Block Diagram Handset IC1Circuit Operation OutlinePower Supply Circuit Reset Circuit Base Unit Charge Circuit Telephone Line InterfaceTransmitter/Receiver Base to HandsetHandset to Base Signal Route Reset Circuit Handset Circuit Operation HandsetBattery Low / Power Down Detector 18.1. IC2 19.1. IC2 Modification Procedure of Bridge HOW to Replace Flat Package ICProcedure PreparationCabinet and Electrical Parts Location Base Unit Cabinet and Electrical Parts Location Handet Accessories and Packing Materials Replacement Parts List Cabinet and Electrical PartsDiodesi ZNR1 ERJ3GEYJ514 PQXA36ASVC Battery ERJ3GEYJ202 Accessories and Packing Materials For Schematic Diagram Base Unit Schematic Diagram Base UnitHandset Schematic Diagram Handset Schematic Diagram Base Unit 26.1 Base Unit26.2 RF Unit Base Unit FILTER\2Schematic Diagram Handset 27.1 HandsetRF Unit Handset 450kHzKX-TC1205RUB / KX-TC1205R UW / KX-TC1205R US / KX-TC1205RUF Circuit Board Base Unit IC1 IC4 IC2 IC3 Circuit Board Handset RX VCO TX VCO KXTC1205RUB