Samsung galaxy S2 GT-I9100 Power On Dead Solution Not Working Solution

Samsung galaxy S2 GT-I9100 Power On Not Working Solution Schematic Circuit Diagram

Samsung galaxy S2 GT-I9100 Power On Not Working Solution Step By Step 

Step 1

Cell-phone can`t power on.

Step 2

Check the Battery Voltage.

Is it more than 3.6V?

Charging the battery by TA.
If its voltage level is extremely low(under 3.0V),

Change the battery.

Step 3

Power-on the phone and check
the power-on sound
or motor vibration.

Sound or vibration is ok?

Change the MEA FRONT-OCTA LCD ASSY

SW re-download and re-booting

Step 4

Try to power on with anyway
jig. If booting is success with
anyway jig,check the PK601
(soldering crack, open, etc)

Change the PK601(Power-key FPCB)
And retry to the power-on operation.
※ Test condition (Power supply 4.0V)

Step 5

Check the U501 output voltage
(C535 > 2.0V, C418 or C554 > 1.2V)

If the output voltage is not satisfied with normal
condition, Change the U501.
※ Each voltage level has ±10% margin.

Step 6

Check the U501 output signal
(AP_PS_HOLD(TP) > 2.8V)

If the output voltage is not satisfied with normal.
condition, Change the UCP400.
※ Each voltage level has ±10% margin.

Step 7

Check the Clock OSC500(TP213)
Is that frequency 32.768Khz?

Change the OSC500.
If OSC400 does not still work, Change the U501
This problem is internal oscillator of U501.
※ Test condition (Oscilloscope setting)
: 20.0us.div (time division)

Step 8

check the initial operation

Step 9

END

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Samsung Galaxy S2 GT-I9100 Power On Dead Solution not working Solution 

Samsung Galaxy S2 GT-I9100 Power On Dead Solution Not Responding Solution

Samsung Galaxy S2 GT-I9100 Power On Dead Solution Mobile device Not powerfull Solution

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Samsung Android Usb Driver Download

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Z3X BOX Samsung Update. Samsung Tool PRO v 22.4 Setup Download

Z3X-BOX Samsung Update. Samsung Tool PRO 22.4. CDMA SPC reading, SPD read codes G531H

Samsung Tool Pro 22.4 update.

Unofficial support site  By Welcome Zone Haldwani

New function added:

- Read and Write SEC for quacomm MSM based phones -

this function added becouse EFS on qualcomm phones do not contain security, so if you reset msl or write cert and want save security, use this function
- Read SPC/MSL code for CDMA phones (SM-G900P, SM-G925P, SM-N900P, SM-G900V...)
- Read codes without root for Android SPD phones(SM-G531H, GT-i9060c, GT-i9060i, GT-i9060m, GT-D5310i, GT-S5310l, SM-G110*,SM-G130*,SM-G316*, SM-G313*,SM-G318*,SM-G350*,SM-G355*)

New phones added:

- support GT-S5611V (Flash, Unlock, Read codes, Read/Write NV, Repair)
- support SM-G530W (Flash, Unlock (old and new security), Read/Write/Reset EFS, Read/Write QCN, Write CERT, reset MSL, wipe NVM, Activate diag, Reboot to Download/Recovery) - first in the world
- support SM-N915W8 (Flash, Unlock (old and new security), Read/Write/Reset EFS, Read/Write QCN, Write CERT, reset MSL, wipe NVM, Activate diag, Reboot to Download/Recovery)
- support SM-N910T2 (Flash, Unlock (root), Read/Write/Reset EFS, Read/Write QCN, Write CERT, reset MSL, wipe NVM, Activate diag, reboot to download/recovery) - first in the world
- support SM-N910T3 (Flash, Unlock (root), Read/Write/Reset EFS, Read/Write QCN, Write CERT, reset MSL, wipe NVM, Activate diag, reboot to download/recovery) - first in the world

Unlock new security:

- support GT-I9515 (unlock new security(need root ))
- support GT-I9515L (unlock new security(need root ))
- support SM-G850W (unlock new security(need root ))
- support SM-G870A (unlock new security(need root ))
- support SM-G870F (unlock new security(need root ))
- support SM-G870W (unlock new security(need root ))

- support SM-G928P (Flash, Domestic Unlock, Read/Write/Reset EFS, Read/Write QCN, reset MSL, wipe NVM, Reboot to Download/Recovery, Write MEID cert) - first in the world

Fixed:

SW crash while unlock some phones (A300FU, A500FU...)
Fixed read CERT on not duos SPD phones
unlock error J700F

Z3x v22.4 DOWNLOAD SETUP

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Samsung Galaxy Note 3 SM-N900 WCDMA BAND8 TX 3G Network not Working Solution

Samsung Galaxy Note 3 SM-N900 WCDMA BAND1 TX 3G Network not Working Solution Schematic, Diagram , Circuit

Samsung Galaxy Note 3 SM-N900 WCDMA BAND1 TX 3G Network not Working Solution Step by Step 

Step 1

F100 PIN 4 :

About 22dBm ?

CHECK soldered

- CN100, L100, C10

Step 2

Check F100 PIN 6

About 22dBm

Resolder or change

F100

Step 3

Check the Voltage at

C104 = VBATT ?

Resolder or change

C104, L110

Step 4

Check component

oldering status OK at

F101

Resolder or change

F101

Step 5

Check F101 PIN 2

About 22dBm ?

Resolder or change

F101

Step 6

Check U101 PIN 2

About 22dBm ?

Resolder or change

L114, C141

Step 7

Check U101 PIN 26

About 0dBm?

Resolder or change

U101

Step 8

Check the freq. at

OSC100 PIN 4 : 26MHz ?

Change or resolder

OSC100

Step 9

Check component

soldering status ok at

U103

Step 10

Band8 Transmitter is O.K?

 Resolder or change

UCP300

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Samsung Galaxy Note 3 SM-N900 WCDMA BAND8 TX 3G Network not working Solution 

Samsung Galaxy Note 3 SM-N900 WCDMA BAND8 TX 3G Network not Connect Solution

Samsung Galaxy Note 3 SM-N900 WCDMA BAND8 TX 3G Network not Support Solution

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Samsung Galaxy Note 3 SM-N900 WCDMA BAND5 TX 3G Network not Working Solution

Samsung Galaxy Note 3 SM-N900 WCDMA BAND5 TX 3G Network not Working Solution Schematic Diagram Circuit

Samsung Galaxy Note 3 SM-N900 WCDMA BAND5 TX 3G Network not Working Solution Step by Step 

Step1

F100 PIN 4 :

About 22dBm ?

CHECK soldered

- CN100, L100, C104

Step 2

Check F100 PIN 6

About 22dBm

Resolder or change

F100

Step 3

Check the Voltage at

C104 = VBATT ?

Resolder or change

C104, L110

Step 4

Check component

soldering status OK at

F101

Resolder or change

F101

Step 5

Check F101 PIN 35

About 22dBm ?

Resolder or change

F101

Step 6

Check U101 PIN 36

About 22dBm ?

Resolder or change

C145, L111, C147

Step 7

Check U101 PIN 26

About 0dBm?

Resolder or change

U101

Step 8

Check the freq. at

OSC100 PIN 4 : 26MHz ?

Change or resolder

OSC10

Step 9

Check component

soldering status ok at

U103

Resolder or change

U103

Step 10

Band5 Transmitter is O.K?

Resolder or change

UCP300

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Samsung Galaxy Note 3 SM-N900 WCDMA BAND5 TX 3G Network not working Solution 

Samsung Galaxy Note 3 SM-N900 WCDMA BAND5 TX 3G Network not Connect Solution

Samsung Galaxy Note 3 SM-N900 WCDMA BAND5 TX 3G Network not Support Solution

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Samsung Galaxy Note 3 SM-N900 WCDMA BAND2 TX 3G Network not Working Solution

Samsung Galaxy Note 3 SM-N900 WCDMA BAND2 TX 3G Network not Working Solution Schematic, Diagram ,Circuit 

Samsung Galaxy Note 3 SM-N900 WCDMA BAND2 TX 3G Network not Working Solution Step by Step 

Step 1

F100 PIN 4 :

About 22dBm ?

CHECK soldered

- CN100, L100, C104

Step 2

Check F100 PIN 6

About 22dBm

Resolder or change

F100

Step 3

Check the Voltage at

C104 = VBATT ?

Resolder or change

C104, L110

Step 4

Check component

soldering status OK at

F101

Resolder or change

F101

Step5

Check F101 PIN 5

About 22dBm ?

Resolder or change

F101

Step 6

Check U101 PIN 10

About 22dBm ?

Resolder or change

C114, L110

Step 7

Check the freq. at

OSC100 PIN 4 : 26MHz ?

Change or resolder

OSC100

Step 8

Check component

soldering status ok at

U103

Resolder or change

U103

Step 9

Band2 Transmitter is O.K?

Resolder or change

UCP300

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Samsung Galaxy Note 3 SM-N900 WCDMA BAND2 TX 3G Network not working Solution 

Samsung Galaxy Note 3 SM-N900 WCDMA BAND2 TX 3G Network not Connect Solution

Samsung Galaxy Note 3 SM-N900 WCDMA BAND2 TX 3G Network not Support Solution

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[Tutorial] [Download] All MTK Android IMEI REPAIR Tool (MTK ONLY)

[Tutorial] [Download] All MTK Android IMEI REPAIR Tool (MTK ONLY)

MTK IMEI REPAIR DOWNLOAD FOR ANDROID PHONE (MTK ONLY)

[Tutorial] [Download] All MTK Android IMEI REPAIR Tool (MTK ONLY)

MTK IMEI REPAIR DOWNLOAD FOR ANDROID PHONE (MTK ONLY)


NOW A DAY NOBODY IS NOOB EVERYONE CAN REPAIR THEIR MOBILE BY THEIR OWN,[BY WELCOME ZONE HALDWANI]BUT THE MAJOR PROBLEM IS FIXING IMEI NUMBER WHILE REPAIRING THE MOBILE.
ANDROID USER CAN FIX/UNBRICK THEIR DEVICES IF ITS SOFT BRICK OR AS WELL IF ITS HARDBRICK BUT MANY OF ANDROID USER DON'T KNOW HOW TO RECOVER IMEI NUMBER.

SO HERE I AM WITH MY NEW POST FOR ALL THOSE MEMBER WHO WANNA FIX THERE IMEI BY THEIR OWN.

 WORKS ON LISTED MTK CPU 

ANDROID CPU IMEI TOOL FOR WORK MTK6572
ANDROID CPU IMEI TOOL FOR WORK MTK6577
ANDROID CPU IMEI TOOL FOR WORK MTK6589
ANDROID CPU IMEI TOOL FOR WORK MTK6575

SO LET'S START

FIRST OF ALL DOWNLOAD THE REQUIRED FILES TO FIX IMEI

DB FILES

(DOWNLOAD AS PER YOUR MTK VERSION)

DOWNLOAD DATA BASE FILE FOR MTK6572
DOWNLOAD DATA BASE FILE FOR MTK6577
DOWNLOAD DATA BASE FILE FOR MTK6575
DOWNLOAD DATA BASE FILE FOR MTK6589

HOW TO FIX/REPAIR 

1. OPEN IMEI WRITER TOOL
2. AT LEFT SIDE UNDER PLATFORM CHOOSE SMARTPHONE
3. JUST BELOW TO PLATFORM CHOOSE USB (SEE SCREENSHOT GIVEN BELOW)
4. THEN TICK ON IMEI 1/2 & WRITE YOUR IMEI IN EMPTY BOX
5. NOW SELECT DB AS PER YOUR MTK(EXTRACT FIRST AND THAN SELECT)
6. NOW CLICK ON START & WAIT
7. IT WILL FIX YOUR IMEI NOW

DONE
REBOOT YOUR PHONE & ENJOY

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IMEI WRITER TOOL

IMEI WRITER TOOL LINK 1

IMEI WRITER TOOL LINK 2

USB DRIVER LINK 1

USB DRIVER LINK 2

DOWNLOAD IMEI TOOL

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Samsung galaxy Not 2 GT-N7100 OTG Not Working Solution

Samsung galaxy Not 2 GT-N7100 OTG Not Working Solution Schematic Circuit,Diagram

Samsung galaxy Not 2 GT-N7100 OTG Not Working Solution Step By Step

Step 1

OTG does not work

Step 2

Check CHG_IN_5V(C553)=5V
Change U505

Step 3

No Check U502

Check V_BUS_5V(C562) =5V

Step 4

Change the board

Step 5

END

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Samsung Galaxy  Not 2 GT-N7100  OTG not working Solution 

Samsung Galaxy  Not 2 GT-N7100  OTG Audio Player Not Solution

Samsung Galaxy  Not 2 GT-N7100  OTG Attached Not Solution

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