LG VX11000 - Page 45

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LG Electronics Inc.
VX11000
Checking Flow
Checking Flow
Check pin2 at U1002
Check if there is any major difference referring
To Figure 4.1.1 (c). Is any signal detected at
that point?
Start
Replace U1002
YES
RF signal path is OK. See next page to Rx I/Q data signal
NO
Is any signal detected at
that point?
Check L1001, C1003, C1002
NO
Check pin1 at DP1000
Check if there is any major difference referring
To Figure 4.1.1 (d). Is any signal detected at
that point?
YES
Replace DP1000
NO
YES
Is any signal detected at
that point?
Check L1007, L1009, C1037
NO
YES