P300H P300 Series Modem Installation and Operating Handbook Page 84
Audio levels: V1=-12.3dBm V 2= 5. 6d Bm
Press 1 or 2 then level , YES to fix
Change, Tx/Rx, ESC/A ux/BA, Audio Levels Menu
6.6.34 Cha nge, Tx/Rx, ESC/Aux/BA, AUDIO LEVELS Menu
This screen is used t o set the level s for the Aud io ESC ports. T hese are typical used in IDR m odes for the
Audio ESC c hannel s, but may also be used when generating a 64kbps IBS carrier (comprising of 2 x
32kbps ADPCM audio channels only), or a 128kbps (comprising of 2 x 32kbps ADPCM audio channels plus
64kbps from the main data port.
Press 1 or 2 to select which channel, then use the Up and Down buttons to vary the level. Pressing the
up/down keys slowly/rapidly causes the level to change in 0.1dB steps, rapidly in 0.5dB steps. YES must
be pressed to exit the screen otherwise the previous values will be restored.