Siemens M75 - RF Connector Repair; Repair Procedure and Cleaning

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TI_Repair_L2.5l_CX75_M75_R1.0.pdf Release 1.0
6 Connector RF
Fault Symptoms
Customer: GRT:
Network search Failure by TX/RX measurements
No location update possible No location update possible
Connector RF
Use hot air blower to remove defective component. Avoid excessive heat! Watch surrounding components!
Resolder new component afterwards.
E-commerce order number: L36334-Z93-C297
E-commerce order name: CONNECTOR ANTENNA 6mm
Soldering temperature: ~ 360°C TIP Temp.
IRIS Diagnose Code:
81100 Radio / No Contact / Int. Antenna 81200 Radio / No Contact / Ext. Antenna
82100 Radio / Low Receiving Signal / Int. Antenna 82200 Radio / Low Receiving Signal / Ext. Antenna
83100 Radio / Dropped Calls / Int. Antenna 83200 Radio / Dropped Calls / Ext. Antenna
84100 Radio / Call Setup / Int. Antenna 84200 Radio / Call Setup / Ext. Antenna