ALL MOBILE FLASH TOOL

Mobile Flashing Tools , Driver And Flashing Box Software Update Download

Samsung galaxy S2 GT-I9100 WCDMA Band1 RX 3G Network Not Working Solution

Samsung galaxy S2 GT-I9100 WCDMA Band1 RX 3G Network Not Working Solution Schematic,Circuit,Diagram

Samsung galaxy S2 GT-I9100 WCDMA Band1 RX 3G Network Not Working Solution Step By Step

Step 1
NORMAL CONDITION
catch the channel?

Step 2

Check C107 ≤ -65dBm ?
CHECK soldered
RFS100, L107,C107,L108

Step 3

Check the Voltage at
C102 = VBATT
Resolder or change
U101, C102

Step 4

Check C108, L102
≥ -65dBm ?
Resolder or change
C108, L102

Step 5

Check component
soldering status OK at
F100
Resolder or change
F100

Step 6

Check F100 PIN 14, 15
≥ -65dBm
Resolder or change
F100

Step 7

Check the voltage at
{C138 = VOUT_CHARGER ?}
& {C169, C170, C171
= VOUT_CHARGER?}
& {C137, C174 = 2.85V ?}
& {C134, C176 = 2.65V ?}
& {C136, C178 = 1.8V?}
& {C135, C175, C173 = 1.2V?}
Resolder or change
U104

Step 8

Check the freq. at C123
: 26MHz ?
Change or resolder
OSC100

Step 9

WCDMA band1 Receiver is O.K?
Resolder or change
UCP300

Step 10

END
Unofficial Support Site For This Phone By welcome Zone Haldwani 

HOME


Search Tags
Samsung Galaxy S2 GT-I9100 WCDMA Band1 RX 3G Network  Not working Solution 
Samsung Galaxy S2 GT-I9100 WCDMA Band1 RX 3G Network  Not Responding Solution
Samsung Galaxy S2 GT-I9100 WCDMA Band1 RX 3G Network  error Solution

Android App For This Site

Samsung Usb Drivers
Samsung Android Usb Driver Download

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

Leave a Reply

Your email address will not be published.

ALL MOBILE FLASH TOOL © 2016