What are the uplink synchronization and drops due to others in UMTS E******* System?

[9waves.9waves]

What are the causes of uplink synchronization and drops due to others in UMTS E******* System?

please guide.

[kryptonic]

Please check the following to resolve:

Ul Sync:
Alarms
Alarms Nbr Cell
CPICH Power
CPICH Delta
UL RSSI
Terrain profile
electricalUlDelay

Others:

Alarms
Alarms on Neighbor Cells
SC Collision
CPICH Power
CPICH Delta (~3dB neighboring cells)
UL RSSI
Iub congestion
T1 down time
T1 error
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