♾CASE STUDY
⏩MODEL: DELL LATITUDE 3480
⏩MOTHERBOARD PART NUM: 16852-1 D5FVH
PROBLEM: LAPTOP WORKING IN SLOWMOTION
STEPS TAKEN:
🤔1 PS_ID OK
🤔 2 VIN SECTION OK NO VOLTAGE DROP
🤔3 NEW BIOS DONE BUT STILL SAME PROBLEM
🤔4 CHARGING IC REQUIREMENTS CHECK
🎯DSO SE CHECK KIYA PIN 1 AND 2 PAR PROBLEM MIL GAYA ACN AND ACP VOLTAGE NOT SAME EK SIDE 19.4V THA AUR EK SIDE 18.4 V IS PATH KA CAPACITOR NIKAL DIYA FIR B SAME THA FIR SARE CAPS NIKAL DIYE BUT SAME PROBLEM
⭐️FIR CHARGING IC REMOVE KAR K TRACK KO CHECK KIYA EK SIDE BEEP THA AUR EK SIDE NAHI TO SIDA CLR SE JUMPER LAGA DIYA PROBLEM SOLVED
CASE STUDY BY https://t.me/circuitrepairs
⏩MODEL: DELL LATITUDE 3480
⏩MOTHERBOARD PART NUM: 16852-1 D5FVH
PROBLEM: LAPTOP WORKING IN SLOWMOTION
STEPS TAKEN:
🤔1 PS_ID OK
🤔 2 VIN SECTION OK NO VOLTAGE DROP
🤔3 NEW BIOS DONE BUT STILL SAME PROBLEM
🤔4 CHARGING IC REQUIREMENTS CHECK
🎯DSO SE CHECK KIYA PIN 1 AND 2 PAR PROBLEM MIL GAYA ACN AND ACP VOLTAGE NOT SAME EK SIDE 19.4V THA AUR EK SIDE 18.4 V IS PATH KA CAPACITOR NIKAL DIYA FIR B SAME THA FIR SARE CAPS NIKAL DIYE BUT SAME PROBLEM
⭐️FIR CHARGING IC REMOVE KAR K TRACK KO CHECK KIYA EK SIDE BEEP THA AUR EK SIDE NAHI TO SIDA CLR SE JUMPER LAGA DIYA PROBLEM SOLVED
CASE STUDY BY https://t.me/circuitrepairs