User's Manual

mBSC0800S-005-RUCM11
MBSC2100-005-RUCM11 April 15, 2013
Page 42
HU installation & configuration
Reserve path signal level evaluation
RU VSWR is normal?
HU optical power level test
RU power on
Check connection of cable & antenna
Yes
No
Test Start
Test & Debug complete
HU RF signal input/output level adjustment
RU installation, cable & antenna connection
RU optical power lever is normal?
Yes
Reserve path pre-attenuation
RU forward path adjustment
RU reverse path adjustment
Forward path and reserve path balance
adjustment
RU parameter configuration
RU signal effect test
Coverage is normal?
Monitor & adjustment remotely
Yes
Adjust related parameters
mBSC Unit problem?
No
Yes
Adjust cable & antenna
No
HU noise figure is normal?
Yes
No
Figure 36 Flow Chart of System Debugging