Kenwood TH-D72A Service Manual

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Contents

TH-D72A/D72E41RTC table (Compensation table)OSC Freq. (Hz) RTC adjust valueLower Upper32766.800 32766.899 11532766.900 32766.999 11632767.000 32767.099 11732767.100 32767.199 11832767.200 32767.299 11932767.300 32767.399 12032767.400 32767.499 12132767.500 32767.599 12232767.600 32767.699 12332767.700 32767.799 12432767.800 32767.899 12532767.900 32767.999 12632768.000 32768.099 12732768.100 32768.199 032768.200 32768.299 132768.300 32768.399 232768.400 32768.499 332768.500 32768.599 432768.600 32768.699 532768.700 32768.799 632768.800 32768.899 732768.900 32768.999 832769.000 32769.099 932769.100 32769.199 10• E. Transmission Frequency1) Display the “FREQ B” item.2) Press [S], [T] key and turn the encoder to the “adjust-ment value”.3) Press [XOK] key to set the “adjustment value” in theEEPROM.82821EEPROM settingadjustment valueQERF B B 1• F. APC1) Display the “7.4V VHF” item.2) Set power supply voltage to 7.4V from Battery Terminal.3) Set display frequency and transmission power afterpress key at “7.4V VHF” item.4) While press [PTT], press [S], [T] key and turn the en-coder during transmission to increase or decrease trans-mission power and change the “adjustment value”.5) Press [XOK] key to set the “adjustment value” in theEEPROM.6) Set item the display to “HI”, “LO” and “EL” and adjusttransmission power.7) Display the “7.4V UHF” item.8) Set power supply voltage to 7.4V from Battery Terminaland perform steps 3 to 6 above.9) Display the “13.8 VHF” item.10) Set power supply to 13.8V and perform steps 3 to 6above.11) Display the “13.8 UHF” item.12) Set power supply to 13.8V and perform steps 3 to 6above.V4.757571EEPROM settingadjustment valuePower Frequency adjustment pointVe nCCWIHV HtF1• G. MAX deviation1) Display the “MAX DEV” item.2) Select display frequency point after press [XOK] key at“MAX DEV” item.3) While press [PTT], press [S], [T] key and turn the en-coder during transmission to change the “adjustmentvalue”.4) Press [XOK] key to set the “adjustment value” in theEEPROM.5) Set item the display to “VHF Cent”, “VHF Lo”, “VHFHi”, “UHF Cent”, “UHF Lo” and “UHF Hi” and adjust allfrequency adjustment points.DXAM18181EEPROM settingadjustment valueFrequency adjustment pointDe nCCFHVE VtW• H. Balance 11) Display the “BAL1” item.2) Select display frequency point after press [XOK] key at“BAL1” item.3) While press [PTT], press [S], [T] key and turn the en-coder during transmission to change the “adjustmentvalue”.4) Press [XOK] key to set the “adjustment value” in theEEPROM.5) Set item the display to “VHF Cent”, “VHF Lo”, “VHFHi”, “UHF Cent”, “UHF Lo” and “UHF Hi” and adjust allfrequency adjustment points.1LAB59591EEPROM settingadjustment valueFrequency adjustment pointDe nCCFHVE VtWADJUSTMENT