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- Installation Manual
Garmin GMA 347 Installation Manual
Summary of GMA 347
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£ garmin ltd. Or its subsidiaries 190-00325-01 revision a august 2005 gma 347 audio panel installation manual.
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Page a gma 347 installation manual revision a 190-00325-01 © copyright 2005 garmin ltd. Or its subsidiaries all rights reserved except as expressly provided herein, no part of this manual may be reproduced, copied, transmitted, disseminated, downloaded or stored in any storage medium, for any purpos...
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Gma 347 installation manual page i 190-00325-01 revision a at the time of this edition, the current software version for the gma 347 is 2.09. The software version and information in this document are subject to change without notice. Visit the garmin web site (www.Garmin.Com) for current manual upda...
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Gma 347 installation manual page iii 190-00325-01 revision a table of contents paragraph page 1 general description..............................................................................................................1-1 1.1 introduction..........................................................
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Page iv gma 347 installation manual revision a 190-00325-01 table of contents paragraph page 5 post installation configuration and checkout procedure .........................5-1 5.1 post installation configuration harness ................................................................................
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Gma 347 installation manual page v 190-00325-01 revision a list of illustrations figure page 5-1 about gma config tool ..................................................................................................................5-1 5-2 gma configuration tool screen ................................
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Page vi gma 347 installation manual revision a 190-00325-01 list of tables table page 3-1 pin contact part numbers..................................................................................................................3-1 3-2 recommended crimp tools ...........................................
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Gma 347 installation manual page vii 190-00325-01 revision a gma 347 hardware mod level history the following table identifies hardware modification (mod) levels for the gma 347 audio panel. Mod levels are listed with the associated service bulletin number, service bulletin date, and the purpose of ...
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Gma 347 installation manual page 1-1 190-00325-01 revision a 1 general description 1.1 introduction this manual presents mechanical and electrical installation requirements for installing the garmin gma 347 audio panel. The gma 347 can be installed into a variety of airframes by means of an stc, tc ...
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Page 1-2 gma 347 installation manual revision a 190-00325-01 the recorder can be disabled using an external switch. The digital recorder can playback up to two and a half minutes of recording. Refer to the gma 347 pilot’s guide (190-00325-00) for complete system operation. The gma 347 is faa tso app...
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Gma 347 installation manual page 1-3 190-00325-01 revision a 1.2.2 interface summary the following is an interface summary for the gma 347. See section 4 and appendix c for connection details. • 3 transceiver inputs (figure c-3) • 5 receiver inputs (figure c-3) • 4 unswitched inputs (figures c-3) • ...
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Page 1-4 gma 347 installation manual revision a 190-00325-01 1.3.2 electrical characteristics specification characteristic regulatory compliance rtca/do-160d environmental conditions and eurocae/ed-14d unit software rtca/do-178b level d temperature range -45 °c to +70°c altitude 55,000 feet audio pa...
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Gma 347 installation manual page 1-5 190-00325-01 revision a 1.3.3 power requirements characteristic specification input voltage range 11.0 to 33.0 vdc. See the environmental qualification form in appendix a for details on surge ratings and minimum/maximum operating voltages. Power input operating c...
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Page 1-6 gma 347 installation manual revision a 190-00325-01 1.5 reference documents the following publications are sources of additional information for installing the gma 347. Before installing the unit, the technician should read all referenced materials along with this manual. Part number docume...
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Gma 347 installation manual page 2-1 190-00325-01 revision a 2 installation overview 2.1 introduction this section provides hardware equipment information for installing the gma 347 audio panel, related hardware and suggestions relating to the marker beacon antenna. Installation of the gma 347 shoul...
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Page 2-2 gma 347 installation manual revision a 190-00325-01 2.4 installation materials 2.4.1 configurations available the gma 347 is available in three versions under the following part numbers. Catalog part numbers are shown with and without the installation kit. Model front panel color unit p/n c...
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Gma 347 installation manual page 2-3 190-00325-01 revision a 2.5 gma 347 wiring and software configuration options the gma 347 can be configured in different ways for the flight crew. Consideration of options should be discussed with the end user(s) of the aircraft before wiring begins. While sectio...
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Page 2-4 gma 347 installation manual revision a 190-00325-01 2.5.2 software configuration options the following list shows the software configurations available for the gma 347. Configuration program instructions are found in section 5. Function and purpose software configuration audio inputs. Allow...
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Gma 347 installation manual page 2-5 190-00325-01 revision a for aircraft with two flight crew members, transmit-interlock would probably interfere with communications. When the pilot or the copilot transmit, no audio is heard on any other receiver. This means that if the pilot is communicating with...
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Page 2-6 gma 347 installation manual revision a 190-00325-01 2.7 installation approval considerations for pressurized aircraft antenna and cable installations on pressurized cabin aircraft require faa approved installation design and engineering substantiation data whenever such installations incorp...
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Gma 347 installation manual page 2-7 190-00325-01 revision a 2.9 gma 347 mounting the gma 347 mounting surface must be capable of providing structural support and electrical bond to the aircraft to minimize radiated emi and provide protection from high-intensity radiation fields (hirf). The gma 347 ...
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Gma 347 installation manual page 3-1 190-00325-01 revision a 3 installation procedure 3.1 unpacking unit carefully unpack the equipment and make a visual inspection of the unit for evidence of damage incurred during shipment. If the unit is damaged, notify the carrier and file a claim. To justify a ...
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Page 3-2 gma 347 installation manual revision a 190-00325-01 table 3 -2. Recommended crimp tools (hi density) 16 & 18 & 20 awg 22-28 awg manufacturer hand crimping tool positioner insertion/ extraction tool (note 2) positioner insertion/ extraction tool military p/n m22520/2-01 n/a m81969/1-04 m2252...
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Gma 347 installation manual page 3-3 190-00325-01 revision a 3.5 backshell assembly and d - subminiature connectors the gma 347 connector kit (011-00813-01) includes two garmin backshell assemblies. Backshell connectors give the installer the ability to terminate shield grounds at the backshell hous...
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Page 3-4 gma 347 installation manual revision a 190-00325-01 3.5.1 shield block assembly procedure the parts for the connector and backshell assembly, gma 347 installations, are listed in table 3-3 and shown in figure 3-1. 1 2 3 4 5 7 6 9 8 13 10 11 12 17 16 14 15 figure 3 -1. Shield block install o...
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Gma 347 installation manual page 3-5 190-00325-01 revision a 1. Attach the shield block(s) (2) to the backshell (1) by inserting the flathead screws (3) through the holes on the shield block and threading into the tapped holes on the backshell (1). (see figure 3-1). The appropriate number of shield ...
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Page 3-6 gma 347 installation manual revision a 190-00325-01 note solder sleeves with pre-installed flat braid: a preferred solder sleeve is the raychem s03 series with the thermochromic temperature indicator. These solder sleeves come with a pre-installed braid and effectively take the place of ite...
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Gma 347 installation manual page 3-7 190-00325-01 revision a 4. At the same end of the shielded cable (4) and ahead of the previous shield termination, strip back “float min” to “float max” (table 3-5) length of jacket and shield to expose the insulated center conductors. (see figure 3-2). It may be...
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Page 3-8 gma 347 installation manual revision a 190-00325-01 figure 3-3: daisy chain method for shield termination 9. Repeat steps 2 through 8 as needed for the remaining shielded cables. 10. Terminate the ring terminals to the shield block (2) by placing items on the pan head screw (10) in the foll...
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Gma 347 installation manual page 3-9 190-00325-01 revision a 3.5.2 configuration module installation table 3-6 lists part numbers for the configuration module kit. Table 3-6. Configuration module kit – 011-00979-00 item description garmin p/n configuration module pcb board assembly w/eeprom 012-0060...
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Page 3-10 gma 347 installation manual revision a 190-00325-01 3.5.3 configuration module assembly procedure table 3-7. Configuration module wire color reference chart color function j3472 pin black ground 1 red vcc 21 yellow data 40 white clock 60 1. Crimp pins (4) onto each wire of the four-conduct...
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Gma 347 installation manual page 3-11 190-00325-01 revision a 3.6 circuit breaker placard install a circuit breaker placard labeled audio panel, audio panel 1 or audio panel 2 as appropriate as indicated in faa advisory circular ac 43.13-2a, paragraph 27c(4). 3.7 gma 347 unit installation caution do...
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Page 3-12 gma 347 installation manual revision a 190-00325-01 note in the following procedural steps outlined below, allow for variations in configuration settings for the particular unit under test. 3.8.1 lamp test apply power to the unit by rotating the pilot’s intercom volume knob clockwise out o...
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Gma 347 installation manual page 3-13 190-00325-01 revision a 3.8.4 intercom system (ics) check note if a monaural headset is plugged into any stereo phone jack position, no damage will occur to the gma 347. In the case of plugging a monaural headset into any passenger position, any stereo listener ...
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Page 3-14 gma 347 installation manual revision a 190-00325-01 3.8.8 flight check caution be sure to check all aircraft control movements before flight is attempted to insure that the wiring harness does not touch any moving part. Verify proper operation of the marker beacon during a flight test unde...
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Gma 347 installation manual page 4-1 190-00325-01 revision a 4 system interconnects note when installations that have a garmin gma 340 audio panel are being upgraded to a gma 347, refer to figure c-5 in appendix c for a pin-to- pin comparison of the two units. 4.1 connector description the gma 347 h...
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Page 4-2 gma 347 installation manual revision a 190-00325-01 table 4-1. J3471 pin assignments pin pin name i/o 1 fail safe warn audio in in 2 reserved -- 3 tel ringer audio in hi in 4 tel ringer audio in lo in 5 reserved -- 6 on-side nav audio in hi in 7 on-side com audio in hi in 8 on-side com audi...
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Gma 347 installation manual page 4-3 190-00325-01 revision a table 4-1. J3471 pin assignments (continued) pin pin name i/o 38 unswitched audio in 3 hi in 39 unswitched audio in lo in 40 reserved -- 41 reserved -- 42 tel audio in hi in 43 tel audio in lo in 44 pass 3 mic audio in hi in 45 pass 3 mic ...
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Page 4-4 gma 347 installation manual revision a 190-00325-01 table 4-2. J3472 pin assignments pin pin name i/o 1 config module ground -- 2 reserved -- 3 program ground -- 4 recorder play* in 5 program ground -- 6 rs-232 out 1 out 7 rs-232 in 1 in 8 reserved -- 9 reserved -- 10 reserved -- 11 program...
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Gma 347 installation manual page 4-5 190-00325-01 revision a table 4-2. J3472 pin assignments (continued) pin pin name i/o 38 rs-232 out 2 out 39 rs-232 in 2 in 40 config module data i/o 41 speaker audio out lo out 42 speaker audio out hi out 43 reserved -- 44 program ground -- 45 reserved -- 46 pro...
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Page 4-6 gma 347 installation manual revision a 190-00325-01 4.3 j3472 connector pin assignments this section covers the pin connections of j3472 only. 4.3.1 aircraft power and lighting power input requirements and lighting bus inputs are listed in the following tables. The power-input pins accept 1...
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Gma 347 installation manual page 4-7 190-00325-01 revision a 4.3.3 rs - 232 serial input/output table 4-5. Rs-232 pin assignments, j3472 pin pin name description i/o 6 rs-232 out 1 output level greater than ±5 volts out 7 rs-232 in 1 input level up to ±25 volts in 38 rs-232 out 2 output level greate...
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Page 4-8 gma 347 installation manual revision a 190-00325-01 4.3.4 marker beacon functions marker beacon connections are listed in the following table. The antenna input is connected to pins 78 (hi or center conductor) and 59 (lo or shield). Table 4-6. Marker beacon pin assignments, j3472 pin pin na...
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Gma 347 installation manual page 4-9 190-00325-01 revision a 4.3.6 external configuration module the configuration module contains an i2c temp sensor and eeprom. The configuration module is located in the connector backshell. The configuration module stores a backup of the unit configuration. Table ...
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Page 4-10 gma 347 installation manual revision a 190-00325-01 4.4 j3471 connector pin assignments this section covers the pin connections of j3471 only. 4.4.1 mic audio inputs and mic keys table 4-11. Mic audio inputs and mic key pin assignments, j3471 pin pin name description i/o 29 pilot mic key* ...
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Gma 347 installation manual page 4-11 190-00325-01 revision a 4.4.3 com audio and mic keys table 4-13. Com audio and mic keys pin assignments, j3471 pin pin name description i/o 27 on-side com mic key* in 33 cross-side com mic key* in 78 com 3 mic key* enables audio into the respective transceiver u...
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Page 4-12 gma 347 installation manual revision a 190-00325-01 4.4.6 music inputs table 4-16. Music inputs pin assignments, j3471 pin pin name description i/o 17 music in 1 left in 18 music in 1 right music 1 input in 37 music in 1 lo ground reference for music 1 -- 56 music in 2 left in 57 music in ...
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Gma 347 installation manual page 4-13 190-00325-01 revision a 4.4.9 aux, dme and adf audio table 4-19. Aux, dme and adf audio pin assignments, j3471 pin pin name description i/o 74 aux audio in hi extra switched audio input in 75 aux audio in lo ground reference for extra switched audio input -- 15 ...
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Gma 347 installation manual page 5-1 190-00325-01 revision a 5 post installation configuration and checkout procedure 5.1 post installation configuration harness refer to figure 4-3 for gma 347 configuration upload connections. 5.2 program information garmin product gma 347 configuration tool used f...
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Page 5-2 gma 347 installation manual revision a 190-00325-01 the configuration tool program will show the hardware unit type as being a gma 347, the current system software version, the software part number, and the product serial number. - figure 5-2 gma configuration tool screen 5.5 connect and di...
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Gma 347 installation manual page 5-3 190-00325-01 revision a if the user presses the disconnect button after an initial connection is made with the gma 347, the connect button will replace the disconnect button. After the connect button is pressed the application will behave similarly to initial sta...
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Page 5-4 gma 347 installation manual revision a 190-00325-01 5.6 configuration tool settings 5.6.1 numeric adjustments volume and threshold levels can be adjusted from –31 to +31. To change the level use the computer mouse and click in the “set” field to be modified, enter a number within the range ...
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Gma 347 installation manual page 5-5 190-00325-01 revision a 5.7 marker beacon hi sense threshold lo sense threshold both high and low sensitivity threshold numbers can be adjusted up or down. Increasing the number will decrease the threshold required for a lamp on condition. Decreasing the number w...
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Page 5-6 gma 347 installation manual revision a 190-00325-01 5.10 code upload to upload code, first select the type of code to be loaded into the unit. Sys is system code and bb is boot block code. If no selection is made by using the mouse to select a radio button and “upload” is selected, figure 5...
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Gma 347 installation manual page 5-7 190-00325-01 revision a figure 5-7 wrong hex file selected (selecting system code for boot code upload) selecting the correct hex file and clicking open will start the code upload. After the correct hex file is selected, figure 5-8 will open with the title “erasi...
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Page 5-8 gma 347 installation manual revision a 190-00325-01 note if this failure occurs do not turn the unit power off. Reselect the code to be uploaded and attempt the code upload again. Figure 5-11 code upload failed when the code upload is finished, figure 5-12 will appear to indicate code uploa...
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Gma 347 installation manual page 5-9 190-00325-01 revision a 5.11 configuration example hs_music1_vol=0 hs_music2_vol=0 hs_unswch1_vol=0 hs_unswch2_vol=0 hs_unswch3_vol=0 hs_altwarn_vol=0 spkr_crew_vol=0 mkr_vol=0 dsbl_spkr=0 pil_mic_vol=0 cop_mic_vol=0 master_sql_level=0 lo_sens_thrd=0 hi_sens_thrd...
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Page 5-10 gma 347 installation manual revision a 190-00325-01 5.12 valid data ranges description valid data headset music 1 volume -31 – 31 headset music 2 volume -31 – 31 headset unswitched 1 volume -31 – 31 headset unswitched 2 volume -31 – 31 headset unswitched 3 volume -31 – 31 headset altitude ...
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Gma 347 installation manual page a-1 190-00325-01 revision a appendix a certification documents a.1 airworthiness approval airworthiness approval of the gma 347 may be acquired by the use of faa form 337. The following is provided as sample wording for form 337, when replacing an existing audio pane...
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Page a-2 gma 347 installation manual revision a 190-00325-01 instructions for continued airworthiness, garmin gma 347 audio panel in an [aircraft make and model] 1. Introduction [aircraft that has been altered: registration (n-) number, make, model and serial number] content, scope, purpose and arra...
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Gma 347 installation manual page a-3 190-00325-01 revision a 8. Diagrams refer to appendices b and c of the gma 347 audio panel installation manual for installation drawings and interconnect examples. 9. Special inspection requirements n/a 10. Application of protective treatments n/a 11. Data: relat...
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Page a-4 gma 347 installation manual revision a 190-00325-01 figure a-1. Gma 347 environmental qualification form (sheet 1 of 3).
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Gma 347 installation manual page a-5 190-00325-01 revision a figure a-1. Gma 347 environmental qualification form (sheet 2 of 3).
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Page a-6 gma 347 installation manual revision a 190-00325-01 figure a-1. Gma 347 environmental qualification form (sheet 3 of 3).
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Appendix b assembly and installation drawing s gma 347 installation manual page b -1 (page b-2 blank) 190- 003 25 -01 revision a 6.30 160.0 1.59 40.5 .13 3.2 6.39 162.4 7.79 197.8 3.15 80.0 3.65 92.7 6.29 159.8 1.30 33.0 .437 11.10 3.925 99.70 5.600 142.24 1.325 33.66 .35 8.9 .60 15.2 .65 16.5 .95 2...
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Appendix b assembly and installation drawing s gma 347 installation manual page b -3 (page b-4 blank) 190- 003 25 -01 revision a .125 3.18 6.300 -.005 +.010 160.02 -0.13 +0.25 outside 1.195 -.000 +.020 inside 30.35 0.00 +0.51 1.275 32.39 outside 6.140±.005 155.96 ±0.13 inside notes: 1. Dimensions: i...
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Appendix b assembly and installation drawing s gma 347 installation manual page b -5 (page b-6 blank) 190- 003 25 -01 revision a notes: 1. Part of 011-00812-xx gma 1347 backplate assy 2. Part of 011-00813-xx gma 1347 connector kit 3. Apply thread locking compound to all threaded fasteners 211-60234-...
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Appendix c interconnect drawings gma 347 installation manual page c -1 (page c-2 blank) 190- 003 25 -01 revision a figure c-1. Gma 347 power, antenna and speaker interconnect wiring diagram.
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Appendix c interconnect drawings gma 347 installation manual page c -3 (page c-4 blank) 190- 003 25 -01 revision a figure c-2. Mic and phone jack connections, interconnect wiring diagram.
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Appendix c interconnect drawings gma 347 installation manual page c -5 (page c-6 blank) 190- 003 25 -01 revision a figure c-3. Transceiver analog c onnections, interconnect wiring diagram.
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Appendix c interconnect drawings gma 347 installation manual page c -7 (page c-8 blank) 190- 003 25 -01 revision a figure c-4. Discrete lines, interconnect wiring diagram.
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Appendix c interconnect drawings gma 347 installation manual pag e c -9 (pag e c- 10 b lan k) 190- 003 25 -01 revision a figure c-5. Gma 340 to gma 347 comparison.