Kenwood TK-785 Service Manual

Also see for TK-785: Instruction manual

49ADJUSTMENTMeasurementTest-equipment Unit TerminalAdjustmentUnit Parts Method Specifications/RemarksConditionItemTK-7853. High power 1) Set test mode Power meter Rear ANT 10.0W K ± 1.0WSelect “HPOW” in tuning mode. F. counter panel 15.0W E“L HPOW” 25.0W MPTT : ON2) “L2 HPOW”PTT : ON3) “C HPOW”PTT : ON4) “H2 HPOW”PTT : ON5) “H HPOW”PTT : ON4. Low power 1) Set test mode Power meter 5.0W ± 0.5WSelect “LPOW” in tuning mode.“L LPOW”PTT : ON2) “L2 LPOW”PTT : ON3) “C LPOW”PTT : ON4) “H2 LPOW”PTT : ON5) “H LPOW”PTT : ON5. Power check 1) Set test mode Power meter ANT Check 10W±1W, 6A or less KCH : CH1 - Sig1 15W±1W, 6A or less ECH2 - Sig1 Ammeter DC IN 25W±1W, 8A or less MCH3 - Sig1PTT : ON6. Modulation 1) Set test mode Power meter Rear ANT Make the de-balance MIC input : OFF Deviation panel modulationSelect “BAL” in tuning mode. meter waveform near.“L BAL” OscilloscopeDeviation meter filterLPF : 3kHz AF VTVM Front MICHPF : OFF AG panelDe-emphasis : OFF2) “C BAL”PTT : ON3) “H BAL”PTT : ON7. Maximum 1) Set test mode 2.05kHz +0Hz/–50Hzdeviation Connect AG to the MIC (According to theterminal. larger +, –)Select “MAX” in tuning mode.“L MAX”AG : 1kHz/40mVDeviation meter filterLPF : 15kHzHPF : OFFDe-emphasis : OFFPTT : ON2) “C MAX”PTT : ON3) “H MAX”PTT : ON