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Samsung gt s7562 Samsung Galaxy S Duos S7562 WiFi not Working solution

Samsung gt s7562 Samsung Galaxy S Duos S7562 WiFi not Working solution Schematic, Diagram,Circuit


Samsung gt s7562 Samsung Galaxy S Duos S7562 WiFi not Working solution Step by Step

Step 1
WiFi Function ON

Step 2
WiFi function enabled ?
Step 3
Check the TP_WLAN..
TP_WLAN is ok?
Change UCP300
Step 4
Check the supply voltage of
L208
The supply voltage is ok?
Check PM400
Step 5

Check C242,C243 is
19.2MHz
Step 6

Resolder or replace C242,C243
Check ANT201 ≥ 14 dBm
?
Step 7
Change Rear case

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Samsung Galaxy GT S  Duos S7562  WiFi Solution
Samsung Galaxy GT S Duos S7562  WiFi Not Working Solution
Samsung Galaxy GT S Duos S7562 WiFi Network Not Search  solution

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Updated: 09/12/2015 — 11:04 PM

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