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Level 3 Repair
8-37
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8-4-5. WCDMA Band2 RX (S5830L only)
**If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
The End
Check L112 = -65 dBm?
Normal Condition
Catch the channel?
Yes
Yes
Yes
No
No
Check Antenna Contact
Resolder U103 or Change
Replace PAM100
Check L130 = -65 dBm?
Replace DUF100
No
Yes
Continous Rx ON
RF Input : 9800CH
Amplitude : -50dBm
Summary of Contents for GT-S5830B
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