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

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

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

Step 1 

Continuous Rx ON
Channel : 10700 CH
Cell power : -60dBm

Step 2

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

Resolder L141 or RFS100
Check RFcable
No
U100 PIN30 ≥ -65dBm?
(L141 using spectrum analyzer)

Step 3

U100 PIN27, L132, L108
≥ -68dBm?

Check the U100`s
Ant. selection diagram

Resolder L132, L108
or Change U100

Check Main chip(UCP300)

Step4

F100 PIN1, L102, C128, L106
≥ -75dBm?

Resolder L102, C128, L10
or Change F100

Step5

L129 ≥ -75dBm?

Change U100

Step 6

Check voltage L129, R111,
L127, C161 = about 2.1V

Resolder L129, R111,
L127, C16

Step7

F106 PIN3,4, L128, C162, C166
≥ -75dBm?

Resolder L128, C162, C166
or Change F106

Step8

Change U100

Unofficial Support Site By Welcome Zone haldwani

HOME
Search Tags
Samsung Galaxy GT S  Duos S7562   WCDMA 3G Network Band1 (2100)Rx Solution
Samsung Galaxy GT S Duos S7562  WCDMA 3G Network Band1 (2100) Rx Not Working Solution
Samsung Galaxy GT S Duos S7562  WCDMA 3G Network Band1 (2100) Rx Not receive solution

Android App For This Site
Download

Samsung Usb Drivers
Samsung Android Usb Driver Download

Facebook Page

Do You Want More Update Click Here And Like This Page

Read More

Samsung gt s7562 Samsung Galaxy S Duos S7562 DCS/PCS Tx Network not Working solution

Samsung gt s7562 Samsung Galaxy S Duos S7562 DCS/PCS Tx Network not Working solution Schematic, Diagram,Circuit

Samsung gt s7562 Samsung Galaxy S Duos S7562 DCS/PCS Tx not Working solution
Step by Step


Continuous TX ON

CONTINOUS TX ON CONDITION
TX POWER DAC:14500 CODE
APPLIED
DCS CH : 685
PCS CH : 661
RBW : 100KHz
VBW : 100KHz
SPAN : 10MHz
REF LEV. : 10dBm
ATT. : 20dB

Step 1

Check Output power of RFS100
≥ 28.5 dBm ?

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

Step 2

Check Output power at
R100, C164 ≥ 8dBm ?

Check the Ant.
switching diagram of U100
TP_ANT_SEL

Check GPIO control (UCP300)

Resolder or Change U100

Step 3

U100 normally is operated.

Change U100

Step 4

Check UCP300

Unofficial Support Site By Welcome Zone haldwani

HOME
Search Tags
Samsung Galaxy GT S  Duos S7562   DCS/PCS Tx Network Solution
Samsung Galaxy GT S Duos S7562   DCS/PCS Tx Network Not Working Solution
Samsung Galaxy GT S Duos S7562 DCS/PCS Tx  Network Not Transfer solution

Android App For This Site
Download

Samsung Usb Drivers
Samsung Android Usb Driver Download

Facebook Page

Do You Want More Update Click Here And Like This Page

Read More

Samsung gt s7562 Samsung Galaxy S Duos S7562 GPS not working solution

Samsung gt s7562 Samsung Galaxy S Duos S7562 GPS (Location) not working solution Schematic , Diagram , Circuit

Samsung Galaxy S Duos S7562 GPS (Location) not working solution Step by Step

GPS function on:-

Step 1

Check the voltage of L200,

= 2.7V

Check PM400

Step 2

Check U103
is ok?

Change U103
No

Step 3

Check UCP300

Resolder C250, F201, L201,
C207,F200, C208
GPS function is ok?

Repair is complete

Change the rear case

Unofficial support site for this Phone By 

Welcome Zone Haldwani

HOME
Search Tags
Samsung Galaxy GT S Duos S7562 GPS not working  Solution
Samsung Galaxy GT S Duos S7562 GPS navigation not Working Solution
Samsung Galaxy GT S Duos S7562 GPS position not working Solution

Android App For This Site
Download

Samsung Usb Drivers
Samsung Android Usb Driver Download

Facebook Page
Do You Want More Update Click Here And Like This Page

Read More

Samsung gt s7562 Samsung Galaxy S Duos S7562 Sim Card not Working solution

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

Samsung gt s7562 Samsung Galaxy S Duos S7562 Sim Card not Working solution Step By Step

Step 1

Insert & Operate
SIM card

Step 2

SIM Connector
Break down?

Change SIM700

Step 3

R719,R720
= 3.0V

Check PM400(PMIC)

Resolder SIM700

Step 4

Check data,clk,reset line

Resolder or Replace
PM400

Change PBA

JUMPER

Unofficial Support Site By Welcome Zone haldwani

HOME
Search Tags
Samsung Galaxy GT S  Duos S7562 Sim Card Solution
Samsung Galaxy GT S Duos S7562 Sim Card  Not Working Solution
Samsung Galaxy GT S Duos S7562 Insert Sim Card Jumper solution

Android App For This Site
Download

Samsung Usb Drivers
Samsung Android Usb Driver Download

Facebook Page
Do You Want More Update Click Here And Like This Page

Read More

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

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

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

Step 1

Operate Vibrator

Step 2

Check
Vibrator Motor

Resolder Vibrator Motor

Step 3

Check
D500,C501

Step 4

Resolder or Replace
D500,C501

Step 5

VREG_VIB_3.05V
(C427) = 3.05V?

Check PMIC (PM400)

Unofficial Support Site By Welcome Zone haldwani

HOME
Search Tags
Samsung Galaxy GT S  Duos S7562 Vibrate Solution
Samsung Galaxy GT S Duos S7562 Vibrate Not Working Solution
Samsung Galaxy GT S Duos S7562Vibrate Not Responding solution

Android App For This Site
Download

Samsung Usb Drivers
Samsung Android Usb Driver Download

Facebook Page
Do You Want More Update Click Here And Like This Page

Read More

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

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

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

Srep1

Operate CAMERA

Step 2

Camera connector
is connected correct?

Re-connect

Step3

C600 = 2.8V
C603 = 1.2V
C601 = 1.8V
C602 = 2.8V

Check PM400(PMIC)

Step 4

5MP_CAM_MCLK
(C621) = 24 MHz ?

Change UCP300

Step 5

Re-assy or replace the came
ra module

Unofficial Support Site by Welcome Zone haldwani

HOME
Search Tags
Samsung Galaxy GT S  Duos S7562 Camera  Solution
Samsung Galaxy GT S Duos S7562  Camera Do Not Working Solution
Samsung Galaxy GT S Duos S7562 Camera Pixel Problem solution

Android App For This Site
Download

Samsung Usb Drivers
Samsung Android Usb Driver Download

Facebook Page
Do You Want More Update Click Here And Like This Page

Read More

NCK Box Android MTK Module v1.8.5.7 Update Setup Download

NCK Box Android MTK Module v1.8.5.7 Update Released 

Unofficial support site  By Welcome Zone Haldwani

Added:

Alcatel OT-4009K - Read Info/Unlock/Flashing/Boot Mode/Backup/Restore security.
Alcatel OT-4009M - Read Info/Unlock/Flashing/Boot Mode/Backup/Restore security.
Alcatel OT-4009S - Read Info/Unlock/Flashing/Boot Mode/Backup/Restore security.
Alcatel OT-4009F - Read Info/Unlock/Flashing/Boot Mode/Backup/Restore security.
Alcatel OT-4009A - Read Info/Unlock/Flashing/Boot Mode/Backup/Restore security.
Alcatel OT-4009E - Read Info/Unlock/Flashing/Boot Mode/Backup/Restore security.
Alcatel OT-4009X - Read Info/Unlock/Flashing/Boot Mode/Backup/Restore security.
Alcatel OT-4009D - Read Info/Unlock/Flashing/Boot Mode/Backup/Restore security.

ZTE Blade V2 Lite - Read Info/Unlock/Flashing/Boot Mode/Backup/Restore security.

MTC Smart Run 4G - Read Info/Unlock/Flashing/Boot Mode/Backup/Restore security.

Fixed bug "smart card not found" what was reported by some users.

Download From SUPPORT AREA

Official website:

NCK BOX

& on Face Book

https://www facebook.com/nckteamproducts

NO THNX POSTS OR SPAM POSTS PLEASE, ONLY DISCUSSION REGARDS THIS UPDATE OR TEST LOGS WITH RELATED MODELS.

PS. PLEASE MAKE SURE YOU HAVE FULL INSTALLER INSTALLED FIRST THEN INSTALL NEW VERSION FULLY TO AVOID HAVING ISSUES.
based IMEI operation.
__________________

Read More