SGH-E910 Flow Chart of Troubleshooting
2-
25
2-2-3. PCS Receiver
CHECK
CN101 Contact
NO
Nomal condiction
catch the channel
PAM100 CHECK
pin12
≥
-65dBm?
YES
NO
CN101, c109
resolder or change
YES
PAM100
resolder or change
PAM100 CHECK
pin20
≥
-65dBm?
NO
YES
U101 CHECK
pin17,18
≥
-65dBm?
NO
C111,F105,C110,C113,L106
resolder or change
YES
U101 CHECK
pin11,12,13,26,28,
U301 A13,J12,
C314,C315
resolder or change
NO
U101 CHECK
pin30 :26MHz
Vp-p : 600mV
pin31 :26MHz
Vp-p : 800mV
YES
U101 CHECK
pin8 : 13MHz
NO
NO
YES
OSC101
Resolder or Change
YES
NO
DCS RX path component
resolder or change
DCS Receiver is ok?
END
NO
U101 CHECK
pin 1,2,3,4,5,6,7
U101
resolder or change