![background image](http://html.mh-extra.com/html/samsung/sgh-e380/sgh-e380_service-manual_1190561060.webp)
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
9-27
9-16. PCS Receiver
Yes
F101 Pin8
>= -65dBm
No
Resolder RFS100,C101,L141
Yes
Check ANT Switch
control circuit
F101 pin3,4
>= -68dBm
Check F101
pin10,pin12 = L
No
No
Resolder F101
Yes
Yes
No
U102
pin 32 >= -74dBm
pin 33 >= -74dBm
Yes
No
Resolder C113,C119,L108
U102 pin 7.8.9.10
>= 1V
Yes
No
Check U102 pin
23,26,31 >=2.7V
Check & Resolder
U102, R138, C114
RF26MHz, RF PSU Part
Yes
Resolder U102
Check UCP200
END
RX ON
RF input : CH center freq : +67.7kHz
Amp : -50dBm
Summary of Contents for SGH-E380
Page 32: ...8 PCB Diagrams 8 1 Top ...
Page 33: ...PCB Diagrams 8 2 Bottom ...