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MD41-1510
MD41-1512
MD41-1514
MD41-1511
MD41-1513
MD41-1515
REV. A February 21, 2011
INSTALLATION MANUAL AND
OPERATING INSTRUCTIONS
MD41-151X Series
GPS Annunciation Control Unit
For Garmin GTN 6XX/7XX Systems
28vdc
14vdc
28vdc
28vdc
14vdc
28vdc
Horizontal Mount
Horizontal Mount
Horizontal Mount, 5vdc lighting
Vertical Mount
Vertical Mount
Vertical Mount, 5vdc lighting
MANUAL NUMBER 9017211
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Summary of Contents for Mid-Continent Instrument MD41-1510
- Page 1 INSTALLATION MANUAL AND OPERATING INSTRUCTIONS MD41-151X Series GPS Annunciation Control Unit For Garmin GTN 6XX/7XX Systems MD41-1510 28vdc Horizontal Mount MD41-1512 14vdc Horizontal Mount MD41-1514 28vdc Horizontal Mount, 5vdc lighting MD41-1511 28vdc Vertical Mount MD41-1513 14vdc Vertical Mount MD41-1515 28vdc Vertical Mount, 5vdc lighting REV.
- Page 2 REVISION DETAIL Rev. Date Detail 02/21/11 Initial release. REV. A February 21, 2011 Manual Number 9017211...
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Page 3: Table Of Contents
TABLE OF CONTENTS SECTION 1 GENERAL DESCRIPTION INTRODUCTION TECHNICAL SPECIFICATIONS 1.2.1 MODELS 1.2.2 PHYSICAL ATTRIBUTES 1.2.3 PERFORMANCE SECTION 2 INSTALLATION CONSIDERATIONS COOLING EQUIPMENT LOCATION ROUTING OF CABLES LIMITATIONS SECTION 3 INSTALLATION PROCEDURE GENERAL INFORMATION UNPACKING AND INSPECTING CABLE HARNESS 3.3.1 LIGHTING CONTROLS 3.3.2 SIGNALS AND POWER... -
Page 4: General Description
Highlighted features include long-life LEDs used for all lighting, internally backlit selection switches, dead- front inactive annunciations, and the installation option for manual or automatic dimming. An external annunciation dimming adjustment is provided for balancing low-level light conditions. TECHNICAL SPECIFICATIONS 1.2.1 MODELS Unit Configurations MD41-1510 MD41-1512 MD41-1514 Orientation Horizontal Horizontal Horizontal... -
Page 5: Cooling
Table 1.3 SECTION 2 PRE-INSTALLATION CONSIDERATIONS COOLING No direct cooling is required. As with any electronic equipment, overall reliability may be increased if the unit is not located near a high heat source or crowded next to other equipment. Means of providing some airflow would be considered beneficial. -
Page 6: Installation Procedure
SECTION 3 INSTALLATION PROCEDURES GENERAL INFORMATION This section contains interconnect diagrams, mounting dimensions and other information pertaining to the installation of the MD41 series ACU. After installation of cabling and before installation of the equipment, ensure that power is applied only to the pins specified in the interconnect diagram. UNPACKING AND INSPECTING EQUIPMENT When unpacking this equipment, make a visual inspection for evidence of any damage that may have incurred during shipment. -
Page 7: Mounting
MOUNTING Refer to Section 2: Pre-Installation Considerations in regards to equipment location. The MD41 ACU is designed for rear panel mounting only. A cutout should be made in the panel in accordance with Figure 3.4 for the unit bezel and two mounting holes. A cutout template is available from Mid-Continent Instruments (reference p/n 8014458) upon request. - Page 8 3.20 MAX 0.125 0.156 typ 0.80 2.73 3.00 3.25 MD41-1510 MD41-1511 MD41-1512 MD41-1513 MD41-1514 MD41-1515 Note: Use two 4-40 X 3/8” Flat Head Phillips Screws for Mounting FIGURE 3.4 OUTLINE DRAWING REV. A February 21, 2011 Manual Number 9017211...
- Page 9 1) REFER TO GARMIN GTN 6XX/7XX INSTALLATION MANUAL FOR ACTUAL INSTALLATION. 2) ALL WIRING SHALL BE 24 AWG UNLESS OTHERWISE NOTED. 3) MOMENTARY SWITCH FOR TEST. (optional connection) 4) 5 VOLT FOR MD41-1514/1515, 14 VOLT FOR MD41-1512/1513, AND 28 VOLT FOR MD41-1510/1511. FIGURE 3.5 WIRING DIAGRAM REV.
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Page 10: Operation
SECTION 4 OPERATION FRONT PANEL CONTROLS AND ANNUNCIATIONS 4.1.1 CONTROLS Momentary Switch, when pressed, will select VLOC, or GPS presentation on HSI/CDI OBS/SUSP Momentary switch, when pressed, will select OBS, or SUSP. In OBS MODE, this will enable OBS selection input from a remote HSI/CDI indicator. -
Page 11: Conformance
SECTION 5 CONFORMANCE CONTINUED AIRWORTHINESS STATEMENT No periodic scheduled maintenance or calibration is necessary for continued airworthiness of the MD41 series ACU. If the unit fails to perform to specifications, the unit must be removed and serviced by Mid- Continent Instruments or their authorized designee. ENVIRONMENTAL QUALIFICATION STATEMENT NOMENCLATURE: GPS Annunciator Control Unit (ACU)
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