9
KX-TG6051BXM/KX-TGA601BXM
4.1.3.
Signal Flowchart in the Whole System
Reception
CN101 of the base unit is connected to the TEL line, and signal is input through the bridge diode D101. While talking, the relay
(Q141) is turned ON and amplified at the Q171, then led to DSP (IC501). The DSP encodes ADPCM and TDD/TDMA with
FHSS to TXDATA. The TXDATA signal goes into IC701 of RF PART, and is modulated to 5.8 GHz. The RF signal is amplified by
the power amplifier (IC801) and fed to Antennas.
As for the handset, RF signal from the RX antenna is amplified by LNA (IC801). The amplified signal is down-converted to IF
signal in IC701. The IF signal passing through internal filter is demodulated into RXDATA, then goes into DSP (IC501). The DSP
performs TDD/TDMA and ADPCM decoding to convert the RXDATA into the voice signal, then it is output to the speaker.
Transmission
The voice signal entering from the handset microphone is led to DSP (IC501). The DSP encodes ADPCM and TDD/TDMA with
FHSS to TXDATA. The TXDATA signal goes into IC701 of RF PART, and is modulated to 5.8 GHz. The RF signal is amplified by
the power amplifier (IC801) and fed to Antenna.
As for the base unit, RF signal from the Antennas is amplified by LNA (IC801). The amplified signal is down-converted to IF sig-
nal in IC701. The IF signal passing through internal filter is demodulated into RXDATA, then goes into DSP (IC501). The DSP
performs TDD/TDMA and ADPCM decoding to convert the RXDATA into the voice signal. The voice signal is amplified at the TX
amplifier (Q161), then output to the TEL line CN101 through the relay (Q141) and bridge (D101).
Содержание KX-TG6051BXM
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Страница 6: ...6 KX TG6051BXM KX TGA601BXM 3 Specifications ...
Страница 24: ...24 KX TG6051BXM KX TGA601BXM 4 8 2 Power Supply Circuit Voltage is supplied separately to each block ...
Страница 30: ...30 KX TG6051BXM KX TGA601BXM 4 10 Signal Route ...
Страница 31: ...31 KX TG6051BXM KX TGA601BXM RF part signal route ...
Страница 36: ...36 KX TG6051BXM KX TGA601BXM 7 1 2 Programming using the Direct Commands ...
Страница 38: ...38 KX TG6051BXM KX TGA601BXM 7 3 Error Messages ...
Страница 39: ...39 KX TG6051BXM KX TGA601BXM 7 4 Troubleshooting ...
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Страница 43: ...43 KX TG6051BXM KX TGA601BXM 8 1 2 TX CW Mode for Base Unit Note 1 Refer to Check Table for RF part P 61 ...
Страница 44: ...44 KX TG6051BXM KX TGA601BXM 8 1 3 RX CW Test Mode for Base Unit Note 1 Refer to Check Table for RF part P 61 ...
Страница 63: ...63 KX TG6051BXM KX TGA601BXM 10 1 6 5 RF DSP Interface Signal Wave Form Test Burst Mode ...
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Страница 65: ...65 KX TG6051BXM KX TGA601BXM Test Burst Mode and TX CW Mode when TX confirmation and RX confirmation ...
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Страница 73: ...73 KX TG6051BXM KX TGA601BXM 11 1 2 Handset ...
Страница 74: ...74 KX TG6051BXM KX TGA601BXM 11 2 How to Replace the Handset LCD ...
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Страница 106: ...106 KX TG6051BXM KX TGA601BXM 15 3 Explanation of IC Terminals RF Part 15 3 1 IC701 ...
Страница 107: ...107 KX TG6051BXM KX TGA601BXM 15 3 2 IC801 ...
Страница 108: ...108 KX TG6051BXM KX TGA601BXM 15 4 Terminal Guide of the ICs Transistors and Diodes 15 4 1 Base Unit 15 4 2 Handset ...
Страница 109: ...109 KX TG6051BXM KX TGA601BXM 16 Exploded View and Replacement Parts List 16 1 Cabinet and Electrical Parts Base Unit ...
Страница 111: ...111 KX TG6051BXM KX TGA601BXM 16 3 Accessories and Packing Materials ...