Instruction/ maintenance manual of the product SL40 Garmin
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No part of this document may be reproduced in any form or by any means without the express written consent of Garmin AT, Inc. II Morrow, Garmin AT, and Apollo are trademarks of Garmin AT, Inc. © 2003 by Garmin AT, Inc. All rights reserved. Printed in the U.
Welcome ... Welcome to a new era of aviation communication. Once again, Garmin AT, Inc. has set new standards in features and ease of use for the general aviation public. The Apollo SL40 is a VHF Communications Transceiver for use by the aviation pilot.
History of Revisions December 1996 Original Release March 1997 Rev. -01 June 1998 Rev. -02 September 2003 Rev. -02a Ordering Information To receive additional copies of the Apollo SL40 User’s Guide, order part #560-0954-02a. The Apollo SL40 Installation Guide is part #560-0956-xx.
Table of Contents Welcome ... ·······················i History of Revisions ··················i i Ordering Information ·················i i In.
Intercom Function ·················9 Stuck Mic ·····················9 System Functions ···················1 0 Software Version ········.
Introduction This guide describes the operation of the Apollo SL40 VHF Communication Transceiver. Display The 1-line by 16-character display is composed of 5x7 dot matrix alphanumeric high intensity LEDs. A photocell is located in the top left corner of the front panel display.
Controls Power/Volume/Squelch The knob on the left side of the SL40 controls power on/off, volume, and squelch test. Rotate the knob clockwise (CW) past the detent to turn the power on. Continuing to rotate the knob to the right increases speaker and headphone amplifier volume level.
Basic Operation This section introduces the basic operating details of the Apollo SL40 VHF Communications Transceiver. Power On/Off Turn the Power/Volume control clockwise past the OFF detent. The SL40 may be installed to be powered from the avionics panel so the on/off control will be disabled.
Frequency Monitoring The Frequency Monitoring function allows you to listen to the Standby frequency, while monitoring the Active frequency for activity. Press the MON button to listen to the standby frequency. A small “m” is displayed in front of the Standby frequency.
TWR - Tower frequency GND - Ground frequency ATS - ATIS frequency ATF - Air Traffic Frequency APP - Approach ARR - Arrival AWS - Automatic Weather Station CLR - Clearance/Delivery CTF - Common Traffic.
Weather (WTH) The standard weather channels are stored in the memory of the SL40. You cannot transmit on a weather channel frequency. A small “x” to the right of the Active frequency indicates that transmitting is not permitted. Press RCL and then turn the Large , outer knob to display the weather (WTH) channel memory.
Removing a Frequency from User Memory You may edit the contents of User memory to remove its stored frequencies when you want to make a change or you receive a “MEM Full” message. 1. Press RCL . Turn the Large knob to the User (MEM) frequencies. 2.
Assigning an ID to a User Frequency Frequencies in User (MEM) memory can be given an alphanumeric identifier for your ease of use. 1. Press RCL . Turn the Large knob to the User (MEM) frequencies. 2. Press MEM and hold it for about two seconds. “Assign ID” and the frequency to be given an ID will be displayed.
Intercom Function When two headphone and microphone jacks are connected to the SL40, these headsets can be used as a voice-activated intercom. When you select the Intercom function with the installed selector switch, the intercom function is enabled. The Volume control will control the headphone listening level.
System Functions The SL40 includes a number of System Functions that give you more information about your communication equipment. Press and hold the MON button for about three seconds to reach the System Function. Turn the Large, outer knob to display the available functions.
RF Level The RF Level function shows the relative signal strength of the frequency you are listening to. The range displayed is between 0 and 255. The value will constantly change as you are viewing it as signal conditions change. Noise Level The Noise Level function shows the relative received noise level of the frequency you are listening to.
Mic Squelch 1 and 2 The input level required to break squelch by the microphone is set from this page. Lower numbers indicate a higher input level necessary to break squelch. Turn the Small knob to change the value. The range is from 0 to 127. Transmit Mic The Transmit Microphone page allows you to control which microphone is permitted to transmit.
Sidetone Level This function displays and adjusts the sidetone audio level. Turn the Small knob to change the value. The range is from 0 to 255. Setting the value to 0 slaves the sidetone level to the volume control knob.
SL40 Specifications Features 760 Communication Channels Frequency Range: 118 to 136.975 MHz Active and Standby Flip/Flop Frequencies Volume Control 16-Character High-Intensity Alphanumeric LED Display.
Physical 1.3” (H) x 6.25” (W) x 10.5” (D) Weight: 2 lbs 15 SL40 Specifications.
Notes 16 SL40 Specifications.
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© 2003 by Garmin AT, Inc. 2345 Turner Rd., S.E. Salem, OR 97302 U.S.A. Phone 503.581.8101 800.525.6726 In Canada 800.654.3415 FAX 503.364.2138 http://www.
An important point after buying a device Garmin SL40 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Garmin SL40 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Garmin SL40 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Garmin SL40 you will learn all the available features of the product, as well as information on its operation. The information that you get Garmin SL40 will certainly help you make a decision on the purchase.
If you already are a holder of Garmin SL40, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Garmin SL40.
However, one of the most important roles played by the user manual is to help in solving problems with Garmin SL40. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Garmin SL40 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
