Labels:bulletin board | reckoner | sky OCR: KENWOOD ASB-1040 Service Bulletin Amateur Radio Division Subject: TM-642/742/942A Microprocessor Change Date February 1994 Symptom: Due to a recent rule change by the FCC it is no longer possible to supply transceviers, or provide replacement microprocessors that allow transceiver to receive in the 800 MHz band Corrective Action The microprocessor program ofIC5 has been modified to prevent 800 MHz band reception. Production has been changed beginning with serial number lot5 10XXXX Units produced after this point will not be capable of 800 MHz receplion Parts Required: Description Old Kenwood Part No. New Kenwood Part No Microprocessor HD6433388A22F HD6433388A A25F Procedure: When ordering replacement microprocessor you will be supplied with the new version Please make sure your customer un ...
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