User's Manual

Sprint User Manual
3G Indoor Repeater
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4.2.4 Troubleshooting Guide
Item Check Point Troubleshooting
System input power
range
-Downlink: -57dBm ~ -37dBm
-Uplink: -57dBm ~ -37dBm
System gain
-Downlink: 60dB ~ 80dB
-Uplink: 60dB ~ 80dB
Output power at server
port
-Downlink: 23dBm ± 2dB
-Uplink: 23dBm ± 2dB
Check before
system
operation
Check points before open
for service
-Please check quantity of all accessories with
specification before you set up
-Fit cable length in accordance with field condition
-Set up 1900MHz CDMA Donor antenna to secure
Isolation. (More than 87dBc)
Check after
system
operation
Check points after open
for service
Check following status;
-Verify that the antennas are securely mounted
and pointed in the correct directions
-Connection status between antennas and RF cable
-Verify that the Repeater is securely mounted
-Proper AC power status
-Grounding status of electrical circuit
-Coaxial cable (RF) construction status
-Connectors and combiners connection status
-Cable connection status against leakage of water
4.2.5 Troubleshooting Guide Related to RF
Symptom Check Point Troubleshooting
When
repeater
does not
work
properly
Check electricity cord
connection status
-Re-plug in Adapter cord