7.2 Post Installation Testing
7.2.1 Power-On Self-Test
The Power-On Self-Test capability is an automatic test of equipment condition. It
executes during the power-up sequence and reports any internal errors via on-
screen readouts. The failure of the display itself is a major failure and will result
in the inability to show further system-level error messages.
7.2.2 ST3400 TAWS/RMI
Verify DC Power, AC Power and Ground inputs to the Sandel ST3400
TAWS/RMI J1, J2 and J3 connectors before installing Sandel TAWS/RMI
ST3400.
7.2.3 Install Sandel ST3400 TAWS/RMI into aircraft
Enter the maintenance mode by depressing “BRG1 & BRG2” and apply power to
the unit.
7.2.4 Record the following Aircraft Configuration
Aircraft S/N: __________________Aircraft Registration: __________
Aircraft Make: ________________ Aircraft Model: __________
7.2.5 Record the following system information:
Date: ______________________________
ST3400 SN: ________________________
ST3400 PN: ________________________
ST3400 Software Rev: ________________
ST3400 Terrain Rev: _________________
ST3400 Map Data Rev: _______________
7.2.6 Required Test Equipment:
1. Pitot Static Test Box
2. VOR/ILS Ramp Test Set
3. Digital Multimeter
4. Radar Altimeter Test Press to Test button, or Radar Altimeter Test Set
82002-IM-L ST3400 INSTALLATION MANUAL 7-17
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