Panasonic KX-TC2000NZW, KX-TC2000NZB manual Adjustments Handset, Test Mode Flow Chart Handset

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

12 ADJUSTMENTS (HANDSET)

If your unit have below symptoms, adjust or confirm each item using remedy column from the table.

Symptom	Remedy*
The movement of Battery Low Indicator is wrong.	Make confirmation in item (A)
The base unit does not respond to a call from the handset.	Make adjustments in item (B)
The base unit does not transmit or the transmit frequency is off.	Make confirmation in item (C)
The transmit frequency is off.	Make adjustments in item (D)
The transmit power output is low, and the operating distance between the base unit and	Make confirmation in item (E)
the Handset is less than normal.
The reception sensitivity of the handset is low with noise.	Make confirmation item (F)
Does not link between the base unit and the handset.	Make confirmation in item (G)
The reception level is high or low.	Make confirmation item (H)
The transmit level is high or low.	Make confirmation in item (I)

*: Refer to Adjustment (P.29).

Unit condition:

1.Remove the antenna lead wire from P.C Board of the handset.

2.Power Supply: DC 3.9V (DC power supply)

3.Volume: HIGH (When P.C. Board of handset is in test mode, volume condition is medium. Press “LOCATOR” key once.)

4.Speaker Load: 150Ω

CH	TX Frequency	RX Frequency
CH3	39.875MHz	30.175MHz

12.1. Test Mode Flow Chart (Handset)

Note:

Refet to CIRCUIT BOARD (Handset) (P.69)

Signal Route (P.46)

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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 HandsetHow to change the channel Adjustment IC1Adjustment Standard Handset Component ViewFlow Solder Side View HOW to Check the Handset Speaker RF SpecificationBase 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 RF IC IC1Block Diagram Handset IC2Circuit Operation OutlinePower Supply Circuit Reset Circuit Base Unit Telephone Line Interface Charge CircuitDtmf 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 Base Unit Schematic Diagram Base Unit For Schematic DiagramHandset Schematic Diagram Handset 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