Acer 4736 Z case study

[aamkaachaar]

Case Study
Make/Model- Acer 4736Z
Motherboard Part No-Compal LA-5272p
Processor Type-Intel Dual Core
Ram Type –DDRII
Problem –Power on No display & off
Diagnosis-Token Capacitor Problem
Process-
Motherboard get powered on 3.3 V present , 5v present , 1.8V present , 1.5 present
Vcore present … PSU take up the load of 0.64Amps and get switched off
No corrosion seen, no overheating components, Suspecting the token and lifeted the cap .
Found burnt on one side … replaced token ….and job done
here is the pic

[Dhirendra Gaur]

Nice case studies (this is case studies Ver:1.1)

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[aamkaachaar]

yes sir aapka hi format hai

[dnyaneshwar1]

good sir

[chiptechnologies]

Good

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[bghcore]

nice one sir

[PINTUSINGH]

nice sir

[Juandi]

Good job

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[gssystem14]

good work sir

[dip_chh]

Good Sir