User manual GARMIN SL 10

[. . . ] Apolloâ Model SL10 Series Audio Selector Panel User's Guide December 2001 560-0973-00a No part of this document may be reproduced in any form or by any means without the express written consent of UPS Aviation Technologies, Inc. UPS Aviation Technologies, Inc. , II Morrow, and Apollo are trademarks of UPS Aviation Technologies, Inc. © 2001 by UPS Aviation Technologies, Inc. Toll Free 800. 525. 6726 Canada Toll Free 800. 654. 3415 International 503. 391. 3411 FAX 503. 364. 2138 Visit our web page at http://www. upsat. com Send comments about this manual by email to: techpubs@at. ups. com History of Revisions Original Release December 2001 Rev. [. . . ] Additionally, there is no intercom function between pilot and copilot. Passengers still have intercom capability among themselves. 1. 5 1. 5. 1 Intercom Volume Control, Monaural (SL10M SL10) The pilot volume control knob adjusts the loudness of intercom and music in the pilot's headphones only. It has no effect on selected radio audio levels. The copilot volume control adjusts the loudness of the intercom and music in the copilot headset only. The passenger volume is factory set Figure 3 Volume Controls Mono at a comfortable level. This is a service adjustment that can be Page 3 UPS Aviation Technologies SL10 Series Audio Selector Panel and Intercom System User's Guide accessed by the avionics technician. Most general aviation headsets have a built-in volume control, so volume can be adjusted "locally. " 1. 5. 2 Volume Control, Stereo, (SL10S, SL10MS) The volume control knob adjusts the loudness of the intercom and music for the pilot and copilot only. It has no effect on selected radio levels or passengers' level. The passenger volume level is factory set for a comfortable listening level. Most general aviation headsets today have a built-in volume controls, therefore, volume can be adjusted at the headset. There is a service adjustment that can be accessed by Figure 4 Volume Control Stereo the avionics technician. This will allow adjustment of the passenger's volume for a comfortable listening level. 1. 5. 2. 1 Mono headsets in Stereo Installation All passenger headsets are connected in parallel. Therefore, if a monaural headset is plugged in to a SL10 Stereo installation, one channel will be shorted. Although no damage to the unit will occur, all passengers will lose one channel. 1. 5. 3 Adjusting the VOX-Squelch control, Monaural (SL10, SL10M) The SL10 provides adjustable VOX squelch controls for the pilot and copilot (the copilot's VOX control also adjusts the passengers VOX squelch) Since the number of microphones open at any one time is reduced, the amount of background noise is diminished. This also allows the use of dissimilar headsets with the same intercom. The user can adjust the trip level of the VOX to fit the individual's voice and mic, which helps eliminate the frustration of clipping the first syllables. With the engine running, set the VOX control knob by slowly rotating the SQL control knob clockwise until you no longer hear the engine noise in the headphones. When the microphone is positioned properly near your lips, normal speech levels should open the channel. When you have stopped talking, there is a delay of about ½ second before the channel closes. This helps prevent choppy communications. Page 4 UPS Aviation Technologies SL10 Series Audio Selector Panel and Intercom System User's Guide 1. 5. 4 Adjusting the VOX- Squelch control, Stereo (SL10S, SL10MS) The stereo versions of the SL10 incorporate a single VOX Squelch control for all positions. [. . . ] This output will go to +4. 75 VDC (± 0. 25 VDC) when a valid Middle Marker signal is received. 1. 6. 2 External Marker Lights (SL10, SL10S) For installations that require external marker beacon lights, there are three outputs that can drive 12 Volt lamps only. The external output lamps are driven high (+9 VDC ±0. 5 VDC) when active. Maximum source current per lamp is 125 mA. [. . . ]