7.2.14

MICROPHONE

MIC CONVERT AUDIO SIGNAL IN SOUND SIGNAL,OK TESTING OF MIC .SET M/M ON BUZZ MODE TEST BOTH LEGS OF MIC ONE SIDE SHOWS '1' AND ANOTHER IDE SHOWS VALUE BETWEEN,900---1800  WITHOUT BEEP THEN MIC OK OTHER WISE FAULTY
VIBRATOR-IT GENERATE VIBRATION  DURING CALL.OR ANY OTHER FUNCTION,OK TESTING OF VIBRATOR SET M/M ON BUZZ MODE TEST BITH PIN OF VIBRATOR IF SHOWS SOME VALUE THEN VIB IS OK
BATTERY-BATTERY'WORK  SUPPLY POWER TO ALL SECTION AND PART OF MOBILE OKTESTING OF BATTERY SET M/M ON 20 DCV MODE TEST ITS  NEGATIVE AND POSITIVE POINT IF SHOWS VOLTAGE 3.70V THEN BATTERY IS OK

No comments: