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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. Press MEM. Turn Large knob to show

“Remove.”

3. Turn the Small knob to choose the

frequency to Remove.

4. Press MEM to remove the frequency.

Or, turn the Large knob to “Abort” and
press MEM to cancel and leave memory
as it was.

Replacing a Frequency from User Memory
You may edit the contents of User memory to replace its
stored frequencies when you want to make a change or
you receive a “MEM Full” message.

1. Select the desired new frequency with

the Large and Small knobs.

2. Press RCL. Turn the Large knob to the

User (MEM) frequencies.

3. Press MEM. Turn Large knob to show

“Replace.”

4. Turn the Small knob to choose the

frequency to Replace.

5. Press MEM to replace the displayed

stored frequency with the current
Standby frequency. Or, turn the Large
knob to “Abort” and press MEM to
cancel and leave memory as it was.

7

Basic Operation

Summary of Contents for Apollo SL40

Page 1: ...II MORROW V I S I O N A R Y T H I N K I N G T O D A Y User s Guide SL40 VHF Communications Transceiver POLLO A ...

Page 2: ...1998 by II Morrow Inc All rights reserved Printed in the U S A II Morrow Inc 2345 Turner Road S E Salem OR 97302 U S A 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 iimorrow com Send comments about this manual by e mail to techpubs iim ups com II MORROW V I S I O N A R Y T H I N K I N G T O D A Y ...

Page 3: ...L40 is unequaled in providing the features level of performance and reliability that aviation users expect The Apollo slim line series of avionics sets a precedent that will be the standard that all other avionics will be compared to You can be confident in knowing that you are the owner of the state of the art in aviation communication Our products are built to last and to allow for upgrading as ...

Page 4: ...ember 1996 Original Release March 1997 Rev 01 June 1998 Rev 02 Ordering Information To receive additional copies of the Apollo SL40 User s Guide order part 560 0954 02 The Apollo SL40 Installation Guide is part 560 0956 xx ii ...

Page 5: ...ic Operation 3 Power On Off 3 Volume 3 Selecting Frequencies 3 Frequency Monitoring 4 Recalling a Frequency 4 Remote REM 4 Auto Stack List LST 5 User Stored Frequencies MEM 5 Weather WTH 6 Aborting a Frequency Recall 6 Removing a Frequency from User Memory 7 Replacing a Frequency from User Memory 7 Assigning an ID to a User Frequency 8 iii ...

Page 6: ...Functions 10 Software Version 10 RF Level 11 Noise Level 11 Headphone Level 11 Mic Squelch 1 and 2 12 Transmit Mic 12 Intercom Level 12 Sidetone Level 13 Display Brightness 13 SL40 Specifications 14 Features 14 Performance 14 Physical 15 iv ...

Page 7: ...TX Transmit annunciator is lighted whenever you are transmitting If the avionics bus drops below 9 VDC the SL40 will not transmit An LED will be lighted above the MON and RCL buttons when these functions are selected An s will appear to the left of the Standby frequency An m will appear to the left of the Standby frequency when you are using the Monitor function An I indicates the Intercom functio...

Page 8: ...in a function Details are provided in the appropriate section Buttons Five backlighted buttons allow you to access the functions in your Apollo SL40 Flip Flop Arrows Press the Flip Flop button to switch between the active left most and standby right most frequency Switching between frequencies is disabled while you are transmitting EC Emergency Channel Press the EC button to load the Emergency Cha...

Page 9: ...quency display use the Large and Small knobs on the right side of the SL40 to select the desired frequency 1 Turn the Large outer knob to change the values in 1 MHz increments The MHz selection range is between 118 and 136 in 1 MHz steps 2 Turn the Small inner knob to change the values in 25 kHz increments The kHz selection range is between 000 and 975 kHz in 25 kHz steps Note that only two digits...

Page 10: ...uency for activity The Monitor function is deactivated when you transmit or press MON Recalling a Frequency The SL40 can access several areas of stored frequencies The SL40 can also receive airport frequencies if connected to certain Apollo GPS receivers Remote REM The Remote function will allow the SL40 to access the airport frequency database in an Apollo GPS receiver Press RCL to view the Remot...

Page 11: ...lay the Auto Stack List LST Then turn the Small inner knob to view the stored frequencies Frequencies are shown in the order of use User Stored Frequencies MEM When you press the MEM button the Standby frequency is stored in User memory The SL40 stores the last eight frequencies selected by the user After eight User frequencies are stored you will be prompted that the stack is full mem full You ma...

Page 12: ...annels Weather Frequencies 162 400 MHz 162 425 MHz 162 450 MHz 162 475 MHz 162 500 MHz 162 525 MHz 162 550 MHz Aborting a Frequency Recall You may abort the recall of a frequency so the current Standby frequency will remain in place 1 Press RCL While viewing one of the frequency types press MEM If you are viewing a REM LST or WTH frequency type the display will read Abort RCL If you are viewing a ...

Page 13: ...cel and leave memory as it was Replacing a Frequency from User Memory You may edit the contents of User memory to replace its stored frequencies when you want to make a change or you receive a MEM Full message 1 Select the desired new frequency with the Large and Small knobs 2 Press RCL Turn the Large knob to the User MEM frequencies 3 Press MEM Turn Large knob to show Replace 4 Turn the Small kno...

Page 14: ...the first one will flash 5 Turn the Small knob to select characters Turn the Large knob to move to another space Continue to select the desired characters 6 Press MEM to save the displayed ID Turn the Large knob to Done and press MEM The alphanumeric ID for a frequency is displayed only when looking at user stored frequencies using the recall RCL feature The stored frequency is displayed numerical...

Page 15: ...or m of the standby frequency to indicate the Intercom function is selected The Microphone Squelch Sensitivity can be set in the System Functions Stuck Mic The SL40 helps protect you from a situation where the microphone may get stuck in the ON or Transmit position If the microphone is keyed for longer than 35 seconds the SL40 will return to the receive mode on the selected frequency A flashing St...

Page 16: ...unctions Adjustments are made with the Small inner knob Software Version The Software version is available for reference when you contact Technical Support 10 System Functions SW VER x xx Software Version RF Level Noise Level Turn LARGE Knob MON Press for about two sec Headphone Level 000 255 Low Display Level 00 50 Mic1 Squelch 000 127 Intercom Level 000 255 Sidetone Level 000 255 High Display Le...

Page 17: ...ve received noise level 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 Headphone Level The Headphone Level function allows you to adjust the headphone audio level Turn the Small knob to change the value Setting the value to 0 slaves the headphone audio level to the volume control knob...

Page 18: ...d hold the MON button for about two seconds This will access the System Functions mode 2 Rotate the Large knob to display the Transmit Mic page 3 Rotate the Small knob to select MIC1 MIC2 or MIC1 MIC2 4 Press any key to exit the Setup Functions mode 5 Select an appropriate frequency key the transmitter and talk into the microphones to check for the intended operation Intercom Level This function a...

Page 19: ...irst controls the lower brightness level in the automatic adjustment range Lo Dsp Lvl This is the brightness used when in total darkness The second adjusts the upper limit of this range Hi Dsp Lvl This is used when bright light is shining on the display The factory settings for these are at the limits of the range 0 Lo Dsp Lvl and 50 Hi Dsp Lvl The range can be reduced if desired using the inner k...

Page 20: ...r programmable alphanumeric naming of frequencies Stores Recalls Previous Eight Frequencies Frequency Monitor Function listens to standby while monitoring the active Voice Activated Intercom Dedicated Emergency Channel Selector Upgradeable to Include GPS Option Squelch Test Function Stuck Mic Time Out 35 seconds Performance Transmit Power 8 watts Carrier Power 28 watts Input Power Input Voltage Ra...

Page 21: ...Physical 1 3 H x 6 25 W x 10 5 D Weight 2 lbs 15 SL40 Specifications ...

Page 22: ...Notes 16 SL40 Specifications ...

Page 23: ... 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 iimorrow com Part 560 0954 02 June 1998 II MORROW V I S I O N A R Y T H I N K I N G T O D A Y ...

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