Labels:book | bulletin board | daily | earth | reckoner | sky OCR: BULLETIN from: TAIO- KENWOOD COMMUNICATIONS INC RM-7E SUBJECT RM-76 MICROPROCESSOR FAILURD DATE2/B/B0 When servicing an RM 76 for 105 failure als0 check pin 39 vdd voltage wh ch should be odde imately 6V DC Hi igher valtage W117 lead to pre a ture second failure An 1nc symptom for this probl em would be cuch reports a1 18 before total failure Replace IC5 PuR 1C2 NJM78LO6A the 51 regulator for the Micraproc essor Also check 131 FS7806M which supp1 ies regul ated 6V far all other hi sect ions Failure of this infa ator at about 10Y DC w111 give all laic JEB/ym THIO -KENWOOD 1111 WE5T WALNUT STREET COMPTON CALIFORNIA 90220 COMMUNICATIONS tN MAILINS BOX 7085 COMPTON CALIFORNIA 9022 SERVICE MICROPHOCESSDR FAILURL yottage mature setono 1ncidenta ymotom Such NJM78L supplies requ lated rerulator W1 ...
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