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reserved. Only training and service purposes
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3. TROUBLE SHOOTING
Checking DRX RF signal path (LTE B7)
3.5.3 GSM, WCDMA, LTE PART - DRX
3.5 GSM, WCDMA, LTE PART
Check TP2
Signal exist?
Check TP1
Signal exist?
Checking Flow
START
Check next step
Check SW1101 Soldering
YES
NO
Check Transceiver
physical damage or soldering
condition
OK
Replace U1800
NOT
GOOD
YES
Check FL1104 Soldering
NO
Image
TP1
SW1101
(M/S)
BOTTOM
FL1104
(Diplexer)
TP2
U1210
(LNA Module)
U1211
(LNA Module)
TOP
U1800
(WTR2965)
BOTTOM
TP3
Check TP3/4
Signal exist?
YES
Check U1210/U1211
Soldering
NO
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Summary of Contents for LG-M700TV
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