Mobile Repairing Course Online Free Class 3 Checking With Multimeter
Checking The Various Parts With Multimeter :
You Can Check The Battery In Dc Voltage Range In Multimeter
You Can Check Resistance In Ohms Range.
You Can Check Ringer, Speaker And Various Parts In Buzzer Mode.
1. Diode :
- It Is Checked In Buzzer Mode.
When Checked It Shows Some Resistance From One Side And Also Shows Infinite Resistance From Another Side.
2.LED:
- It Is Also Checked In Buzzer Mode.
It Is Also A Type Of Diode. When Checked It Glows From One Side Does Not Glow From Another Side.
3. Condensor / Capacitor :
- It Is Also Checked In Buzzer Mode.
When Checked It Shows Infinite Resistance.
4. Filter Condensor:
- It Is Also Checked In Buzzer Mode.
When Checked Value Increased And Then Slowly Decreased
5. Coil:
- It Is Also Checked In Buzzer Mode.
When Checked It Shows Some Resistance Then It Is Ok.
6. Fuse:
- It Is Also Checked In Buzzer Mode.
- When Checked It Buzzer Of Meter Generate Beep Sound Then It Is Ok.
7. Transistor:
- There Are Three Electrodes In Transistors.
- It Is Also Checked In Buzzer Mode.
- All Transistors Give Continuity Base To Collector And Base To Emitor From One Side.
8. Resistor:
- It Is Checked In Ohms Range
It Shows Resistance Value Of The Resistor.
9. Speaker:
- It Is Also Checked In Buzzer Mode.
When Checked It Shows Some Resistance.
10. Mic:
- It Is Also Checked In Buzzer Mode.
It Shows Resistance From One Side And Less Resistance From Another Side.
11. Vibrator:
- It Also Checked In Buzzer Range.
It Shows Some Resistance When Checked. It Can Be Also Checked Through Digital Dc Power Supply. To Check Vibrator From Digital Power Supply Machine We Need To Give 1.5 to 2.5 Volt DC.
12. Switch:
- It Is Also Checked In Buzzer Mode.
When Checked Buzzer Beeps While Pressing Switch. Without Pressing It Shows Infinite Resistance.
13. External Antina:
- It Is Also Checked In Buzzer Mode.
- It Shows 0 Zero Resistance.
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