Samsung galaxy Not 2 GT-N7100 WCDMA BAND2 TX 3G Network Not Working Solution Schematic,Circuit,Diagram
Samsung galaxy Not 2 GT-N7100 WCDMA BAND2 TX 3G Network Not Working Solution Step By Step
Step 1
U100 PIN11 : About
30dBm ?
CHECK soldered
- RFS100,C103, L102
C107,L100,ANT100
Step 2
Resolder or change
U100, C101
Check the Voltage at
C101 = VDD_2V85_SUE2 ?
Step 3
Check L132 :
About 22dBm ?
Resolder or change
L132
Step 4
Check component
soldering status OK at
F100
Resolder or change
F100
Step 5
Check L137 :
About 22dBm ?
Resolder or change
L137
Step 6
Check the Voltage at
R105,C134=VOUT_CHARGER?
Resolder or change
U103, R105,C134
Step 7
Check C138, C121
About 0dBm ?
Resolder or change
C138, C121
Step 8
Check the voltage at
{C150 = VOUT_CHARGER ?}
& {C165, C166, C167 =
VOUT_CHARGER?}
& {C149, C174 = 2.85V ?}
& {C144, C172 = 2.65V ?}
& {C148, C177 = 1.8V?}
& {C147, C175, C173 = 1.2V?}
Resolder or change
U104
Step 9
Change or resolder
OSC100
Check the freq. at
OSC100 PIN 1,3: 26MHz ?
Step 10
WCDMA BAND2 Transmitter is O.K?
Resolder or change
UCP300
Step 11
END
Search Tags
Samsung Galaxy Not 2 GT-N7100 WCDMA BAND2 TX 3G Network not working Solution
Samsung Galaxy Not 2 GT-N7100 WCDMA BAND2 TX 3G Network Not Signal Solution
Samsung Galaxy Not 2 GT-N7100 WCDMA BAND2 TX 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
comment 0 التعليقات:
more_vertsentiment_satisfied Emoticon