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