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Panasonic KX-TC1205RUB, KX-TC1205RUF, KX-TC1205RUS, KX-TC1205RUW - page 11

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5.3. Storing Phone Numbers in Memory

5.4. Storing a Phone Number in the DIRECT Button

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205R US / KX-TC1205RUF

Contents

Main CONTENTS Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page 7 TROUBLESHOOTING GUIDE 7.1. Check Power 7.2. Bell Reception 7.3. Check Battery Charge Page Page Page 8 ADJUSTMENTS (BASE UNIT) 8.1. Test Mode Flow Chart (Base Unit) 8.2. How to change the channel *: Refer to Flow Solder Side View (P.66). 8.3. Adjustment 8.4. Adjustment Standard (Base Unit) IC2 IC3 IC6 IC1 Note: (A) - (H) is refered to ADJUSTMENTS (BASE UNIT) (P.23) 9 ADJUSTMENTS (HANDSET) 9.1. Test Mode Flow Chart (Handset) 9.2. How to change the channel 9.3. Adjustment 9.4. Adjustment Standard (Handset) + - (Flow Solder Side View) Note: (A)-(I) is refered to ADJUSTMENTS (HANDSET) (P.26) 10 RF SPECIFICATION 10.1. Base Unit 10.2. Handset 11 HOW TO CHECK THE HANDSET SPEAKER 12 FREQUENCY TABLE (MHz) Page Page Page 13.5.2. Base Unit 13.5.1. Handset 14 BLOCK DIAGRAM (BASE UNIT) RF IC IC1 TELEPHONE LINE INTERFACE CPU IC2 POWER SUPPLY RESET CHARGE 15 BLOCK DIAGRAM (HANDSET) RF IC IC1 CPU IC2 16 CIRCUIT OPERATION 16.1. Outline 16.2. Power Supply Circuit Page 16.4. Charge Circuit 16.5. Telephone LineInterface 16.6. Transmitter/Receiver 16.6.1. Base to Handset 16.6.2. Handset to Base 16.6.3. RF signal operation/control and PLLoperation (RFUNIT) Page Page 17.2. Battery Low / PowerDown Detector Page Page 20 HOW TO REPLACE FLAT PACKAGE IC 20.1. Preparation 20.2. Procedure 20.3. Modification Procedure of Bridge Page Page Page 24 REPLACEMENT PARTS LIST 24.1. Base Unit 24.1.1. CABINET AND ELECTR ICAL PARTS 24.1.2. MAIN P.C.BOARD PARTS Page Page 24.2. Handset 24.2.1. CABINET AND ELECTR ICAL PARTS 24.2.2. MAIN P.C.BOARD PARTS Page 24.3. ACCESSORIES ANDPACKING MATERIALS 25 FOR SCHEMATIC DIAGRAM 26 SCHEMATIC DIAGRAM (Base Unit) 26.1. Base Unit RING SELECT AGC CIRCUIT RX TX 26.2. RF Unit (Base Unit) RX TX 4.4V450kHz 10.7MHz IC1 0V 27 SCHEMATIC DIAGRAM (Handset) 27.1. Handset 3.9V 3.9V0V P75 27.2. RF Unit (Handset) 2.1V 450kHz IC1 RX TX Page Page 28.2. Flow SolderSide View IC2 KX-TC1205RUB/W/S/F CIRCUIT BOARD (Flow Solder Side View (Base Unit)) IC3 IC4 IC1 29 CIRCUIT BOARD (Handset) 29.1. Component View IC2 29.2. Flow SolderSide View RX VCO IC1