Labels:book | monitor | reckoner | sky OCR: KENWOOD SB-939 SERVICE BULLETIN AMA TEUR RADIO SUBJECT DATE TH- 25AT/ 45AT AUTOMATIC POWER OFF FUNCTION 8/02/88 Some users of the TH-25AT 45AT have expressed a desire to defeat the automa tic power off functi on The fol Low ing modifica modificat tion ion will does explain not how to op this should be noted that thi fect the battery funct ion REQUIRED PART: DIODE KENWOOD PART 1SS133 Disconnect the battery pack and antenna Remove the Volume Squel lch and Tuning control knobs by pulling them strai ah from the top panel Us ing 7mm spanner wrench remove the nut from the Volume control and the nut from the Tuning control Remove one screw located the PTT switch (FIGURE 1 Remove one screw located by the Speaker jack (FIGURE Remove two screws from the battery terminal plate (FIGURE 3 Carefully pul ...
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