Redmi 9a MTK CPU USB 3.0V Line Short After Dead Recovery Slow Charging Problem Solution ❤❤❤

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0 LEVEL SE IC LEVEL TAK 9170885468

✅ऑल कॉम्पोनेंट्स वर्किंग और मल्टीमीटर टेस्टिंग ✅ all ic boll काउंटिंग ✅mipi,i2c,spi , all protocols ✅ Ldo working process ✅BQ ic चार्जिंग प्रक्रिया और फॉल्ट फाइंडिंग✅
Qualcomm pmi ic फुल चार्जिंग वर्किंग प्रोसेस ✅ mtk फुल चार्जिंग वर्किंग प्रोसेस✅samsung फुल चार्जिंग वर्किंग प्रोसेस✅ All चार्जिंग ic All problem solution ✅
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Working process and solution✅All mobile display baglite working
Process and solution✅
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DC Reading zero problem solution ✅ USB Reading Se folt finding ✅ CPU Emmc Rebaaling ke tirks ✅ TF institute min Advance mobile repairing course karne ke liye humse contact Karen 9170885468

Course Details
• Basic Electronics Components Identity ,Working ,Testing etc.

• How to use Multimeter.

• How to use DC Power Supply.

• Explain about boost / buck / LDO Circuit.

• Explain about RC/LC Circuit.

• How is work digital Circuit. (Pull up & Pull down resistance)

• Explain about GR/Diode value.

• Explain about Cool test & Hot test.

• Explain about Protocols -

 I2C LINE
 I2S LINE
 SPI LINE
 SPMI LINE
 MIPI LINE

• Explain about Primary & Secondary line.

• How to Diagnosis short circuit by rosin/cc method.

• Explain about voltages & signals deeply.

• We will explain all section by circuit diagram with practical-

 Booting sequence of mobile phones
 Charging section
 Thermal circuit fully explain
 Display light section (IPS & AMOLED)
 Graphic section (IPS & AMOLED)
 Audio section
 Network section
 Wi-Fi/BT/FM/GPS/NFC theory & practical
 Explain about sensors like – Hall /Proximity /Accelerometer etc.
 Explain about CPU/EMMC/EMCP/PMU AND ITS COMBINATION

*********************************************************
• REMOVE & install small components right way.

• Under masking jumper

• How to remove pasted ic (black & white paste)

• How to reball ( CPU , EMMC , PMU )

• Right way to remove plastic parts.

• Many more practical & repairing tips.

*********************************************************
• Driver installation (MTK, Qualcomm , SPD etc)

• Tools installation (MRT, UMT, CM2, Z3X etc.)

• How to unlock pattern lock , Google a/c , etc (online + offline)
• How to flash mobile phones online/offline.

• Explain about EMMC programming tools – UFI , JTEG etc.

• How to program EMMC/UFS chip

• How to repair EMMC bad health
• Boot Repair

• EMMC replacement proces


****************And many more repairing tricks
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