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Summary of Contents for AT-930

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Page 89: ...les are open These examples were compiled by Mr Negishi of the Kanto service center Make full use of the Material as a technical reference for repair Through hole Symptom No 1 GND 2 GND 3 Transmit mode not entered 4 N C 5 No display However pressing the BAND switch operates the BAND changeover relay 6 Transmit mode not entered 7 N C 8 RIT operates in transmit mode 9 Continuous tone and no display ...

Page 90: ...ved 20 No display or 54 444 4 is displayed 21 36 222 2 or 14 444 4 is displayed 22 RIT 1 1 kHz is displayed when an odd numbered frequency is displayed 23 Only the g segment of the display lights 24 25 26 No display or only segments egf light 1 27 28 The main dial and UP and DOWN switches do not operate 29 30 Only segments g DP light 31 Many analog pointers light The brightness of the pointers var...

Page 91: ...s of values are not displayed 40 ex 14 XXX 5 41 42 43 44 45 46 47 48 The main dial does not operate 14 000 0 is displayed Turning on the RIT switch displayes 14 100 00 49 Continuous tone Display is locked RIT is turned ON and 14 001 4 is continuously displayed Transmission in no possible 50 Frequency varies 51 As if scanning were being performed Transmission is possible 52 53 54 55 56 ...

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