Panasonic KX-TC2000NZF manual RF Specification, HOW to Check the Handset Speaker, Base Unit

Page 32

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

13 RF SPECIFICATION

13.1.

Base Unit

 

 

 

 

 

 

 

 

 

 

 

Item

Value

Refer to -.*

Remarks

 

TX Frequency

30.175MHz ± 100Hz

ADJUSTMENTS (BASE UNIT) (C)

at CH3

 

TX Power

more than 1mW

ADJUSTMENTS (BASE UNIT) (D)

at CH3

 

Line Modulation factor

2.5 kHz~3.1 kHz

ADJUSTMENTS (BASE UNIT) (G)

 

 

Data Modulation factor

4.5 kHz~7.5 kHz

 

 

Line Output level

more than 120mV

 

 

*: Refer to Adjustment (P.26).

 

 

 

13.2.

Handset

 

 

 

 

 

 

 

 

 

 

 

Item

Value

Refer to -.**

Remarks

 

TX Frequency

39.875 MHz ± 0.1kHz

ADJUSTMENTS (HANDSET) (D)

at CH3

 

TX Power

more than 1mW

ADJUSTMENTS (HANDSET) (E)

at CH3 (Antenna

 

 

 

 

 

soldering point 50Ω

 

 

 

 

 

Load)

 

Data Modulation factor

5.0 kHz~6.0 kHz

ADJUSTMENTS (HANDSET) (J)

at CH3

 

MIC Modulation factor

2.9 kHz/dev~3.8 kHz/dev

ADJUSTMENTS (HANDSET) (I)

at CH3 (MIC terminal

 

 

 

 

 

2.4mV Input)

 

SP Output level

more than 30mV

 

**: Refer to Adjustment (P.29).

14 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.

32

Image 32
Contents KX-TC2000NZB KX-TC2000NZW KX-TC2000NZF Contents Cabinet and Electrical Parts Location Handet About Lead Free Solder PbF Pb free Suggested PbF SolderHow to recognize that Pb Free solder is used Base Unit Main PCBFor Service Technicians Battery Recharge Battery informationBattery Replacement Location of Controls Base Unit HandsetConnection For Service Hint Operations Making Calls Answering CallsKX-TC2000NZB / KX-TC2000N ZW / KX-TC2000NZF KX-TC2000NZB / KX-TC2000N ZW / KX-TC2000NZF Recall Button Disassembly Instructions Show in Fig Procedure 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.29 Check Handset Transmission Check Handset ReceptionAdjustments Base Unit Test Mode Flow Chart Base UnitHow to change the channel AdjustmentAdjustment Standard Base Unit IC1Adjustments Handset Test Mode Flow Chart Handset How to change the channel Adjustment IC1Adjustment Standard Handset Component ViewFlow Solder Side View Base Unit RF SpecificationHOW to Check the Handset Speaker 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 RF IC IC1Block Diagram Handset IC2Circuit Operation OutlinePower Supply Circuit Reset Circuit Base Unit Dtmf Charge CircuitTelephone Line Interface Transmitter/Receiver Base to HandsetHandset to Base Signal Route Reset Circuit Handset Circuit Operation HandsetBattery Low / Power Down Detector 21.1. IC2 22.1. IC2 23.1. IC1 HOW to Replace Flat Package IC ProcedureModification Procedure of Bridge PreparationCabinet and Electrical Parts Location Base Unit Cabinet and Electrical Parts Location Handet Accessories and Packing Materials Replacement Parts List Cabinet and Electrical PartsDiodesi LED LED1 ERDS2TJ223 PQXA36ASVC Battery Accessories and Packing Materials Handset Schematic Diagram Handset For Schematic DiagramBase Unit Schematic Diagram Base Unit Schematic Diagram Base Unit 30.1 Base UnitRF Unit Base Unit FILTER\2Schematic Diagram Handset 31.2 RF Unit Handset IC1Memo Circuit Board Base Unit Component ViewFlow Solder Side View RX-VCO TX-VCOIC2 IC1 KXTC2000NZB