1 BATTERY 4
1.1. Recharge 4
1.2. Batteryinformation 4
2 BATTERY REPLACEMENT 5
3 LOCATION OFCONTROLS 6
3.1. BaseUnit 6
3.2. Handset 6
4 CONNECTION 7
4.1. AddingAnother Phone 9
5 OPERATIONS 10
5.1. MakingCalls 10
5.2. AnsweringCalls 10
5.3. StoringPhone Numbers inMemory 11
5.4. Storinga Phone Numberin theDIRECT Button 11
5.5. Dialinga StoredNumber 12
5.6. Dialinga StoredNumber inthe DIRECT Button 12
5.7. FLASHButton 13
6 DISASSEMBLY INSTRUCTIONS 14
7 TROUBLESHOOTING GUIDE 16
7.1. CheckPower 17
7.2. BellReception 18
7.3. CheckBattery Charge 19
7.4. CheckLink 20
7.5. CheckHandset Transmission 22
7.6. CheckHandset Reception 22
8 ADJUSTMENTS (BASEUNIT) 23
8.1. TestMode Flow Chart(Base Unit) 23
8.2. Howto change thechannel 24
8.3. Adjustment 24
8.4. AdjustmentStandard (Base Unit) 25
9 ADJUSTMENTS (HANDSET) 26
9.1. TestMode Flow Chart(Handset) 26
9.2. Howto change thechannel 27
9.3. Adjustment 27
9.4. AdjustmentStandard (Handset) 28
10 RF SPECIFICATION 30
10.1. BaseUnit 30
10.2. Handset 30
11 HOW TO CHECKTHE HANDSET SPEAKER 30
12 FREQUENCY TABLE (MHz) 31
13 EXPLANATION OF CPU DATA COMMUNICATION 32
13.1. STAND-BY-> TALK, TALK -> STAND-BY 32
13.2. Ringing 33
13.3. Changingthe Channel 34
13.4. Portsfor transmitting and receiving of data 35
13.5. Waveformof DATA used for cordless transmission and
reception 35
14 BLOCK DIAGRAM (BASE UNIT) 36
15 BLOCK DIAGRAM (HANDSET) 37
16 CIRCUIT OPERATION 38
CONTENTS

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