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Samsung galaxy Grand i9082 DCS RX Network not working Solution

Samsung galaxy Grand i9082 DCS RX Network not working Solution Schematic , Diagram , Circuit 

Samsung galaxy Grand i9082 DCS RX Network not working Solution Step by Step

Step 1

NORMAL CONDITION
catch the channel?

Step 2

Check L101 ≤ -65dBm ?
CHECK soldered
RFS100, L101,C153,L144,C152

Step 3

Check the Voltage at
C100 = VBAT_RF ?
Resolder or change
U101, C100

Step 4

Check C114
≥ -65dBm ?
Resolder or change
C114

Step 5

Check component
soldering status OK at
F101
Resolder or change
F101

Step 6

Check F101 PIN 3,4
≥ -65dBm
Resolder or change
F10

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

Check the freq. at
OSC100
PIN1,3 : 26MHz ?
Change or resolder
OSC100

Step 9

DCS Receiver is O.K?
Resolder or change
UCP300
END

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Samsung Galaxy Grand i9082  DCS RX Network not working solution 
Samsung Galaxy Grand i9082  DCS RX Network not able to catch the channel Solution
Samsung Galaxy Grand i9082  DCS RX Network not connect the channel Solution

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Updated: 09/12/2015 — 11:03 PM

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