NOTES:
1. ALL WIRES TO BE 24 AWG OR GREATER UNLESS OTHERWISE NOTED.
2. AT AERONAV UNIT, TERMINATE SHIELD GROUNDS TO THE CONNECTOR BACKSHELL OR USE CARD-EDGE
CONNECTOR TO TERMINATE SHIELD GROUNDS TO BACK PLATE.
3. AERONAV XXX #1 SETUP
MAIN ARINC 429 CONFIG: IN 1: LOW, SANDEL EHSI
OUT: LOW, GAMA 429 GRPH W/INT
SDI: LNAV 1
VNAV: DISABLE LABELS
VOR/LOC/GS ARINC 429: SDI: VOR/ILS 1
SPEED: RX: LOW SPEED
TX: LOW SPEED
AERONAV XXX #2 SETUP
MAIN ARINC 429 CONFIG: IN 1: LOW, SANDEL EHSI
OUT: LOW, GAMA 429 GRPH W/INT
SDI: LNAV 2
VNAV: DISABLE LABELS
VOR/LOC/GS ARINC 429: SDI: VOR/ILS 2
SPEED: RX: LOW SPEED
TX: LOW SPEED
4. SANDEL SN3308 #1 AND #2 SETUP ITEMS:
LNAV 1/2 SELECT: IFD540 NAV CHANGE: NAV-1 ENABLE: YES
PORT: 429 PORT-2*
NAV-2 ENABLE: YES
PORT: 429 PORT-2*
ANNUN: SERIAL RELAY SENSE: NAV-2: P2-33
COURSE: OBS/LEG GPS-1: OFF
DEVIATION: ANALOG/IN GPS-2: OFF
OBS ROT: NORMAL CDI SRC SEL: P2-3
OBS CAL: 000.0 RCVR 1/2: P2-12
*NAV 1 /2 MUST TEMPORARILY BE SET TO “ANALOG” AND ILS MUST BE SET TO “VALID LOW” FOR PROPER OPERATION
OF THE VDI.
5. THESE PINS ON THE SANDEL SN3308 ARE CONFIGURABLE AND CAN BE CHANGED TO SUIT THE PARTICULAR
INSTALLATION.
6. AUTOPILOT SHOWN FOR REFERENCE ONLY. REFER TO APPROPRIATE AUTOPILOT INTERCONNECT DIGRAM.
7. IF IT IS DESIRED TO USE THE NAV RECEIVERS AS A SOURCE FOR THE SN3308 BEARING POINTERS, IT IS
RECOMMENDED THAT THE AERONAV 900/800 #1/#2 COMPOSITE OUTPUTS (P1006-8) BE CONNECTED TO THE SN3308
COMPOSITE INPUTS (P1-29 AND P1-10, #1 AND 2# RESPECTIVELY) AND THE SN3308 BRG NAV-1/NAV-2 BE SET TO
“429+COMP”.
8. ANALOG CONNECTIONS TO THE SN3308 ARE REQUIRED TO ALLOW VERTICAL GUIDANCE TO BE DISPLAYED FOR GPS
APPROACHES.
9. USE RELAY AMERI-KING P/N AK-950-R12-()V OR EQUIVALENT.
10. USE RELAY LEACH P/N WN460-() () () OR EQUIVALENT.
11. REFER TO MANUFACTURER’S DOCUMENTATION FOR COMPLETE PINOUT AND INTERCONNECT INFORMATION.
NOT APPLICABLE FOR AERONAV 880/780
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