Samsung gt s7562 Samsung Galaxy S Duos S7562 VT Cam not Working solution

Samsung gt s7562 Samsung Galaxy S Duos S7562 VT Cam not Working solution Schematic, Diagram,Circuit

Samsung gt s7562 Samsung Galaxy S Duos S7562 VT Cam not Working solution Step By Step

Step 1

Operate CAMERA

Step 2

Camera connector
is connected correct?

Re-connect

Step 3

C604 = 1.8V
C607 = 2.8V
C606 = 1.8V

Check PM400(PMIC)

Step 4

VT_CAM_MCLK
(C621) = 24 MHz ?

Change UCP30

Step 5

Re-assy or replace the came
ra module

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Samsung Galaxy GT S  Duos S7562 VT Camera  Solution
Samsung Galaxy GT S Duos S7562  VT Camera Do Not Working Solution
Samsung Galaxy GT S Duos S7562 VT Camera Pixcel Problum solution

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Samsung gt s7562 Samsung Galaxy S Duos S7562 GSM 850 Rx Network not Working solution

Samsung gt s7562 Samsung Galaxy S Duos S7562 GSM 850 Rx not Working solution 

Samsung gt s7562 Samsung Galaxy S Duos S7562 GSM 850 Rx Network not Working solution Step By Step

Step 1

Continuous Rx ON
Channel : 190 CH
Cell power : -60dBm

Step 2

U100 PIN30 ≥ -65dBm?
(L141 using spectrum analyzer)

Resolder L141 or RFS100
Check RFcable

Step 3

U100 PIN22, L110, L115
≥ -68dBm?

Check the U100`s
Ant. selection diagram

Check Main chip(UCP300)

Resolder L110, L115
or Change U100

Step 4

PIN6,7
L112, L118, L119 ≥ -75dBm?

Resolder L112, L118, L119

Step 5

Change U100

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Samsung Galaxy GT S  Duos S7562 GSM 850 Rx Network Solution
Samsung Galaxy GT S Duos S7562  GSM 850 Rx Network Not Working Solution
Samsung Galaxy GT S Duos S7562 GSM 850 Rx  Network Receave solution

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Z3X BOX PRO Samsung Update Samsung Tool 22.1 PRO Released Setup Download

Z3X-BOX PRO Samsung Update
Samsung Tool 22.1 PRO Released, Domestic CDMA unlock, MEID cert writing and more. World First

Unofficial support site  By Welcome Zone Haldwani

Lot of users asked us for domestic unlock of cdma phones and meid cert writing.
Solution ready.


Added:

- support SPH-L520 (Flashing, Unlock, Unlock International, Read/Write/Reset EFS, Read/Write QCN, reset MSL, wipe NVM, Repair MEID, reboot to download/recovery)
- support SPH-L600 (Flashing, Unlock, Unlock International, Read/Write/Reset EFS, Read/Write QCN, reset MSL, wipe NVM, Repair MEID, reboot to download/recovery)
- support SPH-L720T (Flashing, Unlock, Unlock Domestic, Read/Write/Reset EFS, Read/Write QCN, reset MSL, wipe NVM, Repair MEID, reboot to download/recovery) - first in the world domestic unlock
- support SPH-L900 (Flashing, Unlock, Unlock International, Read/Write/Reset EFS, Read/Write QCN, reset MSL, wipe NVM, Repair MEID, reboot to download/recovery)

- support SM-G530P (Flashing, Unlock Domestic(beta), Read/Write/Reset EFS, Read/Write QCN, reset MSL, wipe NVM, reboot to download/recovery, Write MEID cert) - first in the world domestic unlock
- support SM-G920P (Flashing, Unlock Domestic, Read/Write/Reset EFS, Read/Write QCN, reset MSL, wipe NVM, reboot to download/recovery, Write MEID cert) - first in the world domestic unlock
- support SM-G925P (Flashing, Unlock Domestic, Read/Write/Reset EFS, Read/Write QCN, reset MSL, wipe NVM, reboot to download/recovery, Write MEID cert) - first in the world domestic unlock

- support SM-J110H ( Flashing, Unlock, Read Codes, Read/Write/Reset EFS, Read/Write CERT, Repair)

- support SM-A8000 (Flashing, Unlock(root), Read/Write/Reset EFS, write CERT, Read/Write QCN, reset MSL, wipe NVM, Activate diag)
- support SM-J500G (Flashing, Unlock(root), Read/Write/Reset EFS, write CERT, Read/Write QCN, reset MSL, wipe NVM, Activate diag)
- support SM-J500M (Flashing, Unlock(root), Read/Write/Reset EFS, write CERT, Read/Write QCN, reset MSL, wipe NVM, Activate diag)

- support SM-A800S (Flashing, Unlock, Read/Write/Reset EFS, Read/Write CERT, Write NV data, Reboot to download/recovery)
- support SM-G903F (Flashing, Unlock, Read/Write/Reset EFS, Read/Write CERT, Write NV data, Reboot to download/recovery)

Addition function added:

+ Write MEID cert for SM-N900P, SM-N910P, SM-N915P, SM-G360P, SM-G860P, SM-G900P, SM-G900V 
+ Unlock Domestic for SM-N900P, SM-N910P, SM-N915P, SM-G360P(beta), SM-G900P - first in the world 
GUI change:
- now need select adb device

Mega link here

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Samsung gt s7562 Samsung Galaxy S Duos S7562 WCDMA 3G Network Band1 (2100) Tx not Working solution

Samsung gt s7562 Samsung Galaxy S Duos S7562 WCDMA 3G Network Band1 (2100) Tx not Working solution 

Samsung gt s7562 Samsung Galaxy S Duos S7562 WCDMA 3G Network Band1 (2100) Tx not Working solution Step By Step

Continuous TX ON

(target power 24 dBm)

CONTINOUS TX ON CONDITION
TX POWER DAC:14500 CODE
APPLIED
WCDMA Band1 CH : 9750
RBW : 100KHz
VBW : 100KHz
SPAN : 10MHz
REF LEV. : 10dBm
ATT. : 20dB

Step 1

Check Output power of RFS100
≥ 20dBm ?

Check Main ant. contact & L131,
C122, L103, L107

Step 2

Check Output power at
L101, L100, L132 ≥ 20dBm ?

Check the Ant.
switching diagram of U100
TP_ANT_SEL

Check GPIO control (UCP300)

Resolder or Change U100

Step 3

Check L123
≥ 17dBm ?

Resolder or Change F100, L123

Step 4

Check L103
≥ 5dBm ?

Resolder or Change PAM100, L103

Step5

Check U100

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Samsung Galaxy GT S  Duos S7562 WCDMA 3G Network Band1 (2100) Tx  Solution
Samsung Galaxy GT S Duos S7562 WCDMA 3G Network Band1 (2100) Tx Not Working Solution
Samsung Galaxy GT S Duos S7562 WCDMA 3G Network Band1 (2100) Tx  Not Transfer solution

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Samsung gt s7562 Samsung Galaxy S Duos S7562 WCDMA 3G Network Band8 (900) Tx not Working solution

Samsung gt s7562 Samsung Galaxy S Duos S7562 WCDMA 3G Network Band8 (900) Tx not Working solution Schematic, Diagram,Circuit

Samsung gt s7562 Samsung Galaxy S Duos S7562 WCDMA 3G Network Band8 (900) Tx not Working solution Step by Step

Continuous TX ON
Target power 24 dBm)

CONTINOUS TX ON CONDITION
TX POWER DAC:14500 CODE
APPLIED
WCDMA Band8 CH : 2788
RBW : 100KHz
VBW : 100KHz
SPAN : 10MHz
REF LEV. : 10dBm
ATT. : 20dB

Step 1

Check Output power of RFS100
≥ 20dBm ?

Check Main ant. contact & L131,
C108, C122, L107

Step 2

Check Output power at
L108, L141, L142 ≥ 20dBm ?

Check the Ant.
switching diagram of U100
TP_ANT_SEL

Check GPIO control (UCP300)

Resolder or Change U100

Step 3

Check C122
≥ 20dBm ?

Resolder or Change F102, C122

Step 4

Check C121, L113 ≥ 5dBm ?

Resolder or Change
PAM101, C121, L113

Step5

Change U100

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Samsung Galaxy GT S  Duos S7562 WCDMA 3G Network Band8 (900)Tx  Solution

Samsung Galaxy GT S Duos S7562 WCDMA 3G Network Band8 (900)Tx Not Working Solution

Samsung Galaxy GT S Duos S7562 WCDMA 3G Network Band8 (900)Tx Not Transfer solution

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Samsung gt s7562 Samsung Galaxy S Duos S7562 WiFi not Working solution

Samsung gt s7562 Samsung Galaxy S Duos S7562 WiFi not Working solution Schematic, Diagram,Circuit

Samsung gt s7562 Samsung Galaxy S Duos S7562 WiFi not Working solution Step by Step

Step 1

WiFi Function ON

Step 2

WiFi function enabled ?

Step 3

Check the TP_WLAN..
TP_WLAN is ok?

Change UCP300

Step 4

Check the supply voltage of
L208
The supply voltage is ok?

Check PM400

Step 5

Check C242,C243 is

19.2MHz

Step 6

Resolder or replace C242,C243

Check ANT201 ≥ 14 dBm
?

Step 7

Change Rear case

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Samsung Galaxy GT S  Duos S7562  WiFi Solution

Samsung Galaxy GT S Duos S7562  WiFi Not Working Solution

Samsung Galaxy GT S Duos S7562 WiFi Network Not Search  solution

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Samsung gt s7562 Samsung Galaxy S Duos S7562 Bluetooth not Working solution

Samsung gt s7562 Samsung Galaxy S Duos S7562 Bluetooth not Working solution Schematic, Diagram,Circuit

Samsung gt s7562 Samsung Galaxy S Duos S7562 Bluetooth not Working solutionStep by Step

Step 1

Bluetooth Function ON

Step 2

Bluetooth function enabled ?

Step3

Check the BT_PCM TP.
BT_PCM TP is ok?

Change UCP300

Step 4

The voltage of R210 =
about 1.8V

Check PM400

Step5

Check C209 ≥ 5 dBm ?

Resolder or replace U201, C209

Step 6

Check the voltage of C239
= 3.3 V

Check PM400

Step7

Check ANT201 ≥ 3 dBm ?

Resolder or replace C246

Step 8

Change Rear case

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Samsung Galaxy GT S  Duos S7562    Bluetooth  Solution
Samsung Galaxy GT S Duos S7562    Bluetooth  Not Working Solution
Samsung Galaxy GT S Duos S7562 Bluetooth Not Exchange  Data solution

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