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3-2.RF
3-2-1. EGSM RX
Continuous RX ON
RF Input : 62 CH
AMP : -50dBm
NORMAL CONDITION
Catch the channel ?
YES
F600 Check
Pin #6 ≥ -65dBm ?
YES
F600 Check
Pin #12,13 ≥ -65dBm ?
YES
UCD600 Check
Pin#6, 7 ≥ -65dBm ?
YES
UCD600 Check
Pin#34(C214) =2.9V?
YES
UCD600 Check
Pin#21 :26MHz?
Vp_p 1.1 v ?
UCD600
Pin 35,36,37,38
Vp_p : 100mV ?
YES
UCD 600
Resolder or change
NO
NO
NO
NO
NO
NO
NO
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Check soldered status of
C602
Resoer or Change
C601 , L600
F600 Resolder or Change
Check soldered status of
L602, L603, C609
UCP201
Change or resolder
OSC 600
Change or resolder
Check UCP201
Cange or resolder
3-23
Flow Chart of Troubleshooting
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Table of Contents
Troubleshooting
