Watch "2018 AFS SOLUTIONS SEMINAR WITH PRACTICAL WORKSHOP" on YouTube
https://youtu.be/OoaWPzkf8eA

Watch "Acer la-7912p power on issue" on YouTube
https://youtu.be/Qvt7R-LC3fo

💥 Jalu pawar ystrdy late night case study..
💥 repaired in 1hr 45 mnts
💥 model la-7912p
💥 issue : no power
💥 1st checked vin = ok
💥 2nd sb section short = found 5v electrolytic caps short
💥 still no solution in sb..
💥 checked pin details of sb ic
💥 vin= ok,
💥 2v ref was 3.4v
💥 no ldo3, no ldo 5
💥 removed 2v ref caps, now its was 2.2v still no LDO volts generate
💥 change SB ic = 3.3v,5v, ok
💥 there was voltage disturbance in sb = checked in CRO found output caps leaky, change it, now sb section was solved..
💥3rd ram section coil was showing short..
💥 changed Ram ic, section clear
💥 4th pch section was showing short
💥 changed pch pwm ic, section clear..
💥 we thought all was showing well and clear..
💥 after pressing POWER ON Dc showed 74, means something short..
💥 found 5v line short..
💥 isolated 3.3v & 5v jumper pads..
💥 now DC showed.. 11..means output short..
💥 just joined pad of 3.3v, dc showed 123,means ready to switch and ok..
💥 it was now clear that 5v section line was short..
💥 removed dc to dc section mosfets and put jumper to clarify... No results
💥 injected 5v at put pad of 5v section.. Heating not found..
💥 now checked with temperature heat sensor GUN..
💥 normal border 34°, But near 1v coil it was showing 36°..
💥 it was now clear to check this section.. There was no heating in any caps or ic..
💥 removed 1v section pwm and checked DC was showing 11..
💥 now the case was clear..
💥 changed 1v pwm
💥 now resolder 5v pad and power on... BOOM.... the laptop was on one shot display...
💥 Regards : The' Jalu pawar..
💥 AFS SOLUTIONS student..

Watch "ONLINE LAPTOP REPAIR COURCE DETAILS" on YouTube
https://youtu.be/7bkDw6CyAEE

Watch "ONLINE LAPTOP REPAIR COURCE DETAILS" on YouTube
https://youtu.be/7bkDw6CyAEE

Watch "FIRST DAY ONLINE CLASS" on YouTube
https://youtu.be/btA0nR2MvR4

Watch "SECOND DAY ONLINE DEMO CLASS" on YouTube
https://youtu.be/5DP2Bs8R-ao

Complete Laptop Chiplevel Repairing Training Videos. ( Hindi + English mix Language)
After Purchase DVD Online Support Also.

VOL 01 :
Bios Editing,
ME Region, CSME, TXE,
& Graphics Conversion

VOL 02 :
VIn, Charger, Standby,
15v, 28v, 12v Sections

VOL 03: SIO, RTC, States, DV to DC, RAM Section

VOL 04:
PCH, CPU, GPU, Connectors, Clock IC,
Green Clock, Display, USB

VOL 05:
BIOS Data,
Schematic Data & Conversion Full HD Data

₹10000/- ( Ten Thousands Rupees) per DVD..
If you Purchase all set then ₹40000/- Total DVD : 05
( Fourty Thousands Rupees)

Account Details
A/C Name: AFS Solutions
A/C No: 33391409284
IFSC Code: SBIN0041201
Bank : State Bank of India
Branch : Aaditya Nagar, Bangalore



DVD Content Details ( check last slide )
https://youtu.be/phMmJPXamBM

Demo Class 01
https://youtu.be/btA0nR2MvR4

Demo Class 02
https://youtu.be/5DP2Bs8R-ao

💥NOTICE:
AFS SOLUTIONS ONLINE classes starting soon
💥 MODEL 3542, CEDAR, 13269
💥 New concept, new technique in Schematics..
💥 only members who can be awake from night 11pm to 12.30 can join...
💥 classes details and fees contact The'Jalu Pawar
💥 demo https://youtu.be/5DP2Bs8R-ao