User Guide

SAMSUNG Proprietary-Contents may change without notice
SGH-E610 Flow Chart of Troubleshooting and Circuit Diagrams
2-18
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3. PCS Receiver
CONTINUOS RX ON
RF INPUT : 698CH
Cell power : -50dBm
NORMAL CONDITION
catch the channel?
F100 CHECK
pin13
≥
-65dBm?
F100 CHECK
pin5, 6
≥
-65dBm?
U101 CHECK
pin16,17
≥
-65dBm?
CHECK
L104,L105,contact
NO
CON101
resolder or change
NO
F100
resolder or change
NO
CHECK
U101, C116, C119,
L102
resolder or change
NO
YES
YES
YES
YES
U101 CHECK
pin8:13MHz
NO
R103, C105
resolder
NO
OSC101 CHECK
pin 4 : 2.8V
pin 3 : 13MHz
Vp-p : 950mV
NO
OSC101
change
YES
U101 CHECK
pin 1,2,3,4,5,6,7:
V p-p100mV
NO
U101
resolder or change
YES
PCS Receiver is ok?
NO
PCS RX path component
resolder or change
END