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Go Back   GSM-Forum > GSM & CDMA Phones / Tablets Software & Hardware Area > Samsung > Samsung Hardware Repair


Samsung Hardware Repair Post here your Hardware Repairing Hints or Problems with Samsung Phones.

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Old 12-23-2014, 11:36   #1 (permalink)
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samsung i9152 galaxy mega 5.8 schematic


samsung i9152 galaxy mega 5.8 schematic
pls any one upload
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Old 12-13-2015, 14:22   #2 (permalink)
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up.....up.....up.....
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Old 12-14-2015, 11:59   #3 (permalink)
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samsung i9152 galaxy mega 5.8 troubleshooting


only press thank
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Old 01-22-2016, 17:10   #4 (permalink)
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Gt-i9152

External memory card not detected, would u help??
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Old 04-05-2016, 02:22   #5 (permalink)
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sinyal way,,please jumper rf9830a,,no sell at shop
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Old 10-13-2017, 10:30   #6 (permalink)
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Pls help me schematic charger samsung gt-i9152

Sent from my MI MAX using Tapatalk
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Old 05-28-2018, 17:34   #7 (permalink)
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Quote:
Originally Posted by d-Artigo View Post
samsung i9152 galaxy mega 5.8 troubleshooting


only press thank

Its not I9152 Schematic, its I9152 Plus Duos and its has a difference
The red arrow showing element that is present on Plus Duos and on Simple I9152 is not present...

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Old 05-29-2018, 01:33   #8 (permalink)
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Quote:
Originally Posted by Formingus View Post
Its not I9152 Schematic, its I9152 Plus Duos and its has a difference
The red arrow showing element that is present on Plus Duos and on Simple I9152 is not present...


hello my friend ... i accommodate the member request .... the arrow that you show on the board is there ... please type samsung you ask
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Old 05-29-2018, 13:30   #9 (permalink)
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Quote:
Originally Posted by d-Artigo View Post
hello my friend ... i accommodate the member request .... the arrow that you show on the board is there ... please type samsung you ask
Actually i have Samsung I9152 and there is no ZD element present
I Realize after i start tracing power circuit.


Mine Problem is a bit strange. Phone come to store to change broken LCD. No one before touch PCB or remove ZD or any other element.

Before i order phone any LCD i always Disassembly phone 1st to see is old LCD flex same with the one that i will order.
I order LCD and left Disassembly phone on Table. After LCD Arrive before i change LCD i try to turn ON Phone, it will not Turn ON "STRANGE".
I start to trace power circuit and i found small short 0.04a near U404. After i remove U404 short gone.
Replaced u404 with new one short is not present but phone will still not turn ON.
Connected on Power supplay 4v after press power ON button it will go at most 0.07a. Elements near u404 gives 4.2v.
Download Mode - Recovery Mode even JTAG not Work (I Mean Software mode - Sometimes get SW Bricked)
Any help will be highly appreciated.

br Formingus

Last edited by Formingus; 05-29-2018 at 13:37. Reason: Add few Words
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Old 11-06-2018, 23:30   #10 (permalink)
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u404

Quote:
Originally Posted by Formingus View Post
Actually i have Samsung I9152 and there is no ZD element present
I Realize after i start tracing power circuit.


Mine Problem is a bit strange. Phone come to store to change broken LCD. No one before touch PCB or remove ZD or any other element.

Before i order phone any LCD i always Disassembly phone 1st to see is old LCD flex same with the one that i will order.
I order LCD and left Disassembly phone on Table. After LCD Arrive before i change LCD i try to turn ON Phone, it will not Turn ON "STRANGE".
I start to trace power circuit and i found small short 0.04a near U404. After i remove U404 short gone.
Replaced u404 with new one short is not present but phone will still not turn ON.
Connected on Power supplay 4v after press power ON button it will go at most 0.07a. Elements near u404 gives 4.2v.
Download Mode - Recovery Mode even JTAG not Work (I Mean Software mode - Sometimes get SW Bricked)
Any help will be highly appreciated.

br Formingus
could you please tell me the u404 and u402 ic part numbers?, i have one but whitout the ic, some tech removed it and i cant find the number.
thanks in advance
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Old 11-13-2018, 20:33   #11 (permalink)
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Quote:
Originally Posted by josuecas View Post
could you please tell me the u404 and u402 ic part numbers?, i have one but whitout the ic, some tech removed it and i cant find the number.
thanks in advance
You should look on some other schematic i dont have board any more
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