Garmin GMA 350 Pilot's Guide - Page 20

GMA 350 Audio Panel Adjusting Speaker Volume When the cursor is on SPKR, the Volume Control Knob adjusts the speaker volume of the selected sources (COM, NAV, AUX, MKR). Adjusting MKR, AUX, , and MUSIC Volume When the cursor is on MKR, AUX, , MUS1 or MUS2, the Volume Control Knob adjusts the individual volume of the selected source. Manual Squelch Annunciator; Off for Automatic Squelch, On Relative Volume/ for Manual Squelch Squelch Scale Volume or Manual Squelch Cursor Volume/Squelch Control SPEAKER All of the radios can be heard over the cabin speaker. Pressing the SPKR Key selects and deselects the cabin speaker. Speaker audio is muted when the PTT is pressed. Certain aural alerts and warnings (autopilot, traffic, altitude) are always heard on the speaker, even when the speaker is not selected. Speaker Key 20 Garmin GMA 350 Pilot's Guide 190-01134-12 Rev. C