SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-20
9-12. GSM Receiver
RX ON
RF input : 191CH center freq : 836.8MHz
Amp : -50dBm
Yes
F100 Pin13
>= -65dBm
No
Resolder RFS100, C101, L102
Yes
Check ANT Switch
control circuit
F100 pin1,2
>= -68dBm
Check F100
pin9,pin11 = L
No
No
Yes
Yes
Resolder F100
No
Resolder C111, C113, L108
U101
pin 23 >= -70dBm
pin 24 >= -70dBm
Yes
No
U101 pin
12,13,28,29 >=2.8V
U101 pin 4,5,6,7
>= 1V
No
Check
U101, OSC100
RF26MHz, RF PSU Part
Yes
Yes
Resolder U101
Check UCP200
END
Summary of Contents for SGH-t329 Series
Page 31: ...8 PCB Diagrams 8 1 Top ...
Page 32: ...PCB Diagrams 8 2 Bottom ...