Samsung galaxy Grand i9082 WCDMA Band1 RX 3G Network not working Solution

Samsung galaxy Grand i9082 WCDMA Band1 RX 3G Network not working Solution Schematic , Diagram , Circuit 

Samsung galaxy Grand i9082 WCDMA Band1 RX 3G Network not working Solution Step by Step

Step 1

NORMAL CONDITION

catch the channel?

Step 2

Check L101 ≤ -65dBm ?

CHECK soldered

RFS100, L101, L144, C152, C153

Step 3

Check the Voltage at

C100 = VBAT_RF ?

Resolder or change

U101, C100

Step 4

Check L147, L109

≥ -65dBm ?

Resolder or change

L147, L109

Step 5

Check component

soldering status OK at

DUF101

Resolder or change

DUF101

Step 6

Check DUF101 PIN 1, 8

≥ -65dBm

Resolder or change

DUF101

Step 7

Check the voltage at

{C139,C138 =

VOUT_CHARGER ?}

& {L402

= VOUT_CHARGER?}

& {C136, C137,C453 = 2.7V ?}

& {C142, C143,C453 = 2.7V ?}

Resolder or change

U104

Step 8

WCDMA band1 Receiver is O.K

Resolder or change

UCP300

END

Unofficial Support Site By welcome Zone Haldwani 

HOME

Search Tags

Samsung Galaxy Grand i9082  WCDMA Band1 RX 3G Network not working solution 

Samsung Galaxy Grand i9082  WCDMA Band1 RX 3G Network not reacheble Solution

Samsung Galaxy Grand i9082  WCDMA Band1 RX 3G Network Error 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