Foxconn
RPQN O-RU Installation and Operating Guide
5.7 What is the power-on sequence to bring up the Radio?
● Bring up from power off
a. stop O-DU
b. power on O-RU
c. ./init_rrh_config_enable_cuplane
d. wait PTP lock at O-RU
e. start O-DU
● restart O-RU
a. stop O-DU
b. power down O-RU
c. power up O-RU
d. ./init_rrh_config_enable_cuplane
e. wait PTP lock at O-RU
f. start O-DU
5.8 How to separate PTP log from console log?
Please refer to “
📄
[R00-406] How to check PTP log in RPQN_v1.0
” for the procedure to get
PTP log from SSH terminal
5.9 Which FlexRAN version complies?
FlexRAN version 20.11 (the timeOffset must be changed to 484 for PRACH) and 21.03.
5.10 Which prach format does RU support?
RU only supports short prach format B4.
5.11 How to calculate Tx power?
● RRH_TX_ATTENUATION = 30.0, 30.0, 30.0, 30.0 -> output power is 0dBm per port
● RRH_TX_ATTENUATION = 20.0, 20.0, 20.0, 20.0 -> output power is 10dBm per port
● Antenna gain is 5dBi
5.12 How to disable/enable DPD?
● Disable DPD: RRH_RF_GENERAL_CTRL = 0x0, 0x0, 0x0, 0x0
● Enable DPD: RRH_RF_GENERAL_CTRL = 0x3, 0x0, 0x0, 0x0
● Note: the setting is affected for all 4 ports.
Version: v2.7
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