AFS CHANNEL
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💥 AFS DVD MAGIC... 💥 Total 15 dvd's 40,000 💥 4 Theory, 6 practical,3 special edition. 2 dvd's ADVANCED LAPTOP BIOS EDIT full course 💥 Including bios edit & uma conversion 💥AFS BADA BUNDLE Data
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💥 TYPE-C online class 3hrs Video ready to watch
💥 Contact AFS SOLUTIONS +919663011022 on WhatsApp.
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💥 Notice
💥 Today 28/122/22 we will have online class night 10pm.
💥 Subject : C-type section
💥 C-type NVDC BUCK BOOST concept.
💥 C-type charger ic
💥 c-type fault tricks
💥 Bitlocker
💥 10th gen comman fault.
💥 FREE for SEMINAR attended members
💥 Paid for others...
💥 Online class @1000/-
💥 Class video @1500/-
💥 Contact SURAJ TAMRAKAKER on +91 85748 24301 for class group.
💥 @SCHEMAGURU
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💥 Notice
💥 Wednesday we will have online class night 10pm.
💥 Subject : C-type section
💥 C-type NVDC BUCK BOOST concept.
💥 C-type charger ic
💥 c-type fault tricks
💥 Bitlocker
💥 10th gen comman fault.
💥 FREE for SEMINAR attended members
💥 Paid for others...
💥 Online class @1000/-
💥 Class video @1500/-
💥 Contact SURAJ TAMRAKAKER on +91 85748 24301 for class group.
💥 @SCHEMAGURU
2 549
💥 Notice : AFS SOLUTIONS
💥 Wednesday 28/12/22 we will have online class night 10pm.
💥 Subject : C-type section
💥 C-type NVDC BUCK BOOST concept.
💥 C-type charger ic
💥 c-type fault tricks
💥 Bitlocker
💥 10th gen comman fault.
💥 FREE for SEMINAR attended members
💥 Paid for others...
💥 Online class @1000/-
💥 Class video @1500/-
💥 Contact SURAJ TAMRAKAKER on +91 85748 24301 for class group.
💥 @SCHEMAGURU
2 549
💥 Notice
💥 Wednesday we will have online class night 10pm.
💥 Subject : C-type section
💥 C-type NVDC BUCK BOOST concept.
💥 C-type charger ic
💥 c-type fault tricks
💥 Bitlocker
💥 10th gen comman fault.
💥 FREE for SEMINAR attended members
💥 Paid for others...
💥 Online class @1000/-
💥 Class video @1500/-
💥 Contact SURAJ TAMRAKAKER on +91 85748 24301 for class group.
💥 @SCHEMAGURU
2 549
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Case Study-06
NM-A311
Problem -Dead
Dc Reading 0.020
Open laptop and Check someone already worked on stand by Sections
First i check all coil impadance all coil ok only 5v coil showing Short
Then inject 4v PJ406 pad and check any heating components found 1 cap short near by U2 Ic replace cap and check coil impedance 5v coil ok
Check Dc reading 0.165 laptop cannot on 😥 remove CPU heat sink and Reflow PWM Mosfet check dc reading 0.016 press power button boom Laptop on and display 💥💥💥
Thanks to Md. Rafi Sir ( Guruji ) For this confidence and and your Motivational Teaching
Thanks AFS Solution ❤️
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💥 Learn Laptop Chiplevel Repair on RENTAL Scheme.
💥 New Revolution in INDIA 🇮🇳
💥 Just Pay INR2500/- per Month & start learning with #SCHEMAGURU
💥 Contact AFS SOLUTIONS 9663011022
💥 Website www.afsrehber.com
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Repost from N/a
Case Study-47
La-6562p
Problem -Dead
Dc Reading 0.004
Open laptop and Check someone already worked on bios and charging section
First i check all coil impadance all are ok
Then check charging section
Pq4 was Short its p channel MOSFET replace it
Now Dc Reading is 0.012-40 fluctuating and PQ4 MOSFET gate is High Low High not Stable
Backtrace SOFT_START_GC its come from PU14 CD3301 not available in my collection
So i bypass this ic Using AFS Rehber Data
When i By-pass ic Now Gate voltage is Stable and Dc Reading is 0.011
Trigger the board Board is Working and Give the Display but
Problem No 2
Battery 🔋 not Charging Adaptor shows Unknown
Check PSID found
PQ2 and PQ3 was Burn so I Replace it but same then i found PR9 was Open Replace it Done adaptor showing 90W and Now battery also Charging
Thanks to Md. Rafi Sir For this confidence and and your Motivational Teaching
Thanks AFS Solution ❤️
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Case study
Cedar-13269
Prb- battery 🔋 mode on
Adaptor mode off
1 cheq cheq CLR
Vin not pass
Then go to first MOSFET gate 20v(this is p ch MOSFET) Remove and cheq MOSFET is ok
Cheq gate back trace
Voltage divider not working
But register are ok
Next go PQ4205 this is not 🚫 working so just remove and
Cheq gate it's 3.2v put the MOSFET
💥 Boom vin pass
Board on with adapter charging ok 🙏 thanks guruji for sochne ka tarika shikane ke liye
And AFS family
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Case Study-46
Again Cedar 13269-1
Problem No Display With 7 beeps
Dc Reading - 0.240-230
Open laptop all coil impadance is ok
Check 3v 5v 1.05v 1.8v also ok but i found corrosion near pu4806
Replace PR4823,pr4824, pr4822,
But same problem
Replace Bios Same
Then i check all CPU voltage and signal
I found LPC_AD3 track was damage near Ram Slot then i jumper the track
Now put CMOS dc Reading is now 0.008 trigger the board Boom 💥 Alhamdulillah board is working it gives Display
Thank you 💕 Md Rafi Sir and AFS Solution Banglore love you Sir
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CASE STUDY NO 1
MODEL NO- CEDAR 13269-1
PRIBLEM - NO DISPLAY
1) Motherboard observations kiya patachala ki pahile kise us motherboard kam kiya hai
2)Dc reding - 30
3)Coil ki values check kiya reading ok
4)Voltagees check kiya to ram ka voltage nahi banrahatha
Ram section yaha kam liya tha check to ram ic our 2fet change kiya tha ic ki voltages check kiya
Pin 12 pe 5v tha
Pin 16 s5 3.3v
Pin 17 s3 4.8v
Pin 6 vref 0.27 tha
Vref pe pc4902 pf cap missing tha dusre m/b same cap lagaya check kiya to same reading tha cap betya huva cap ka drysoldring check kar raha tha to bajuka cap pc 4903 corvtion tha to uska reading check kiya to 259 dikha rahath to o change kiya our check kiya
Boom motherboard ko display aagya
Thank you 😊RAFI SIR😊
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