Flow Chart of Troubleshooting and Circuit Diagrams
10-23
UCD100 CHECK
pin12
≥
-65dBm ?
10-2-2. PCS RX
③
③
②
②
①
U100 CHECK
pin4,5,6,7 Vp-p :
800mV
NO
YES
CHECK& RESOLDER
U100
CHECK& RESOLDER
OSC100
OSC100 CHECK
PIN3:26MHz?
U100 CHECK
pin34,35 :
26MHz ?
CHECK the
power source of
UCD100
UCD300
resolder or change
YES
NO
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
YES
NO
U100
resolder or change
C116,F102,C115,C117,L106
resolder or change
UCD100
resolder or change
RFS100, C105, L101,L104,L105,
C113
resolder or change
U100 CHECK
pin20,21
≥
-65dBm ?
CHECK
ANT101,ANT102,L101,
L102,L104,L105,C105,
C113,C139,R106
CONTINUOUS RX ON
RF INPUT : 660CH
BCH POWER : -60dBm
CHECK& RESOLDER
UCD300
NORMAL CONDITION
catch the channel?
U100 CHECK
pin
21 ≥
-65dBm ?
Summary of Contents for SGH-J610
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Page 38: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 5 ...
Page 39: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 6 ...
Page 42: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 9 ...
Page 43: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 10 ...
Page 45: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 12 ...
Page 47: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 14 ⓩ ...
Page 48: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 15 ...
Page 50: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 17 ...
Page 53: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 20 ...
Page 54: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 21 ...
Page 55: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 22 ...
Page 57: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 24 ⓩ ⓩ ...
Page 59: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 26 ⓩ ⓩ ...
Page 61: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 28 ⓩ ...
Page 63: ...Flow Chart of Troubleshooting and Circuit Diagrams 10 30 ...