Antenna Spring (J301) - Siemens CFX 65 Service Repair Documentation

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3. Antenna spring (J301)

Fault symptoms
Customer
Poor network
No network
Exchange
antenna spring
Service Repair Documentation
Level 2.5 - CFX65
Antenna spring
Watch for oxidation and
damaged pads on the PCB
Check for dirt on the
antenna spring
Check the status of the
not okay
antenna spring visually
Use the resistor test
function of a multimeter to
not okay
check connection between
spring and soldered
contacts. Must be ~ 0Ω
GRT
Failure in RX/ TX measurements
No location update possible
okay
okay
okay
9
not okay
SCRAP
not okay
Clean
antenna spring
- check for twisted or
bent contacts
- check for dry joints
okay
Level 2,5e repair
V1.0