Hello, I have RM520n-gl modem, and the problem is I can’t reach 5g connection. I HAVE ATTACH all 4 antennas to this modem? My country is Malaysia and use NSA 5G.
Which use LTE BAND 28 and NSA N78. I have different 5G modem/module and it work well.
AT+QENG=“servingcell”
+QENG: “servingcell”,“NOCONN”,“LTE”,“FDD”,502,12,ABF851E,255,9310,28,5,5,14B7,-106,-9,-77,17,15,-20,-
OK
AT+QNWPREFCFG=“mode_pref”
+QNWPREFCFG: “mode_pref”,AUTO
OK
AT+QNWPREFCFG=“nr5g_disable_mode”
+QNWPREFCFG: “nr5g_disable_mode”,0
OK
CURRENT FIRMWARE VERSION: RM520NGLAAR01A07M4G
MODEL ROUTER: SUNCOMM O2
also tested on OPENWRT Z8102ax modem router have error on connection log. can’t read imsi or sim.