problem with azurewave 1034 (twinhan) and progdvb 4.85.3

#1
problem with azurewave 1034 (twinhan) and progdvb 4.85.3 with diseq
used {BDA}DTV-DVB Mantis DVBS Receiver
the problem iam received 3 sat when used {BDA}DTV-DVB Mantis DVBS Receiver when change from channel in sat 1 to channel in sat 2 the channel not work but when change to other channel in sat 2 and return to this channel work good.
this problem not found in {BDA} Twinhan