Panasonic KX-TC1205RUS manual RF Specification, HOW to Check the Handset Speaker, Base Unit

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KX-TC1205RUB / KX-TC1205R UW / KX-TC1205R US / KX-TC1205RUF

10 RF SPECIFICATION

10.1.

Base Unit

 

 

 

 

 

 

 

 

 

 

 

Item

Value

Refer to -.*

Remarks

 

TX Frequency

30.175 MHz ± 0.1kHz

ADJUSTMENTS (BASE UNIT) (C)

at CH3

 

TX Power

8mW (3CH)

ADJUSTMENTS (BASE UNIT) (D)

at CH3

 

Line Modulation factor

2.8 kHz~3.4 kHz

ADJUSTMENTS (BASE UNIT) (G)

 

 

Line Modulation factor (Max.)

4.5 kHz~8.5 kHz

 

 

Data Modulation factor

3 kHz~7 kHz

 

 

Line Output level

80mV ± 20mV

 

 

*: Refer to Adjustment (P.24).

 

 

 

10.2.

Handset

 

 

 

 

 

 

 

 

 

 

 

Item

Value

Refer to -.**

Remarks

 

TX Frequency

39.875 MHz ± 0.1kHz

ADJUSTMENTS (HANDSET) (D)

at CH3

 

TX Power

4mW (3CH)

ADJUSTMENTS (HANDSET) (E)

at CH3 (Antenna

 

 

 

 

 

soldering point 50Ω

 

 

 

 

 

Load)

 

Data Modulation factor

4.0 kHz/dev~8.0 kHz/dev

ADJUSTMENTS (HANDSET) (J)

at CH3

 

MIC Modulation factor

1.5 kHz/dev~0.3 kHz/dev

ADJUSTMENTS (HANDSET) (I)

at CH3 (MIC terminal

 

 

 

 

 

2.4mV Input)

 

SP Output level

120mV ± 30mV

 

**: Refer to Adjustment (P.27).

11 HOW TO CHECK THE HANDSET SPEAKER

1.Prepare the digital voltmeter, and set the selector knob to ohm meter.

2.Put the probes at the speaker terminals as shown below.

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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 Handset How 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