1-18 (No.RA003)4.5 Common Section*Note 1:During test mode, click the [Tune Assist Voltage] button in test mode dialog box, then start automatic adjustment of the Receive/Transmit assist voltage.*Note 2:The CV voltage checking of CH:2 (Default value) test frequency must be performed in test mode.4.6 Transmitter SectionItem Condition Measurement Adjustment Specifications/RemarksTest-equipmentUnit Terminal Unit Parts Method1. Setting 1) Power supply voltageDC power supply terminal : 7.5V2. ReceiveAssist voltage1) Auto tuning*Note 1FPU 4.0 ± 0.1V2) CH: Low*Note 2DVM TX-RX CVIN Check 0.6V or more(at CVIN terminal)3. TransmitAssist voltage1) Auto tuning*Note 1FPU 4.0 ± 0.1V2) CH: Low*Note 2DVM TX-RX CVIN Check 0.6V or more(at CVIN terminal)Item Condition Measurement Adjustment Specifica-tions/RemarksTest-equipmentUnit Terminal Unit Parts Method1. Frequency (1)TEST CH: CenterPTT ONFrequencycounterANT FPU 435.100MHz (K2, P,M2, M3)485.100MHz (K, M)375.100MHz (K3)±50Hz2. High Trans-mit Power(1)TEST CH: Low, Low', Center,High', High (5 point)(2)Baterry Terminal voltage:7.5V(3)PTT ONPowermeterAmmeterANT FPU 5.0W ±0.1W2.0A or less3. Low Trans-mit Power(1)TEST CH: Low, Center, High(3 point)(2)Baterry Terminal voltage:7.5V(3)PTT ONPowermeterAmmeterANT FPU 1.0W ±0.1W1.0A or less4. DQTBalance 1*Note 3(1)TEST CH: Low, Low', Center,High', High (5 point)(2)Deviation meter filterLPF: 3kHzHPF: OFF(3)PTT ONDeviationmeterOscillo-scopeANT FPU Make the demodula-tion wave into squarewave.4. DQTBalance 2*Note 3(1)TEST CH: Low, Low', Center,High', High (5 point)(2)Deviation meter filterLPF: 3kHzHPF: OFF(3)PTT ONDeviationmeterOscillo-scopeANT FPU The Deviation of20Hz frequency is-fixed.Change the 1kHz ad-justment value to be-come the samedeviation of 20Hzwithin the specifiedrange.±15Hz5. MaximumDeviation (Ana-log Narrow)(1)TEST CH: Low, Low', Center,High', High (5 point)(2)Deviation meter filterLPF: 15kHzHPF: OFF(3)PTT ONDeviationmeterOscillo-scopeANT FPU 2.0kHz (According tolarger +, -)±50HzNote:FPU auto in-put 1kHz/150mV
