How to change modem Transmit Level.
The S registers S91 and S92 control the transmit levels:S91 can be set in value from 8 to 20 and the default is 12. The level in dBm will be from 8 to -20 dBm in DATA mode.
S92 can be set in value from 8 to 20 and the default is 12. The level in dBm will be from 8 to -20 dBm in FAX mode.
Note: Multi-Tech provides this command for test purposes only and that changes to this S-register may violate regulatory approvals.