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190-00133-02 Rev B 2-1
SECTION 2
SPECIAL TEST EQUIPMENT
2.1 INTRODUCTION
This section identifies the special tools and test equipment essential to repair the GTX 320. Standard equipment is
not listed. For any questions regarding special tools and test equipment contact the GARMIN Customer Service
Department at the address listed on Page A.
2.2 SPECIAL TOOLS AND TEST EQUIPMENT
Test HarnessLocally Fabricated
Test PanelLocally Fabricated
Alignment ToolLocally Fabricated
Antenna Test Cable ConnectorLocally Fabricated
2.3.1 Test Panel and Test Harness
A Test Panel must be fabricated by the shop which meets the typical test setup criteria given Figure 2-3. Addition-
ally, a corresponding test harness must be fabricated which allows for the necessary connections between J102 and
the Test Panel. Use Figure 2-3 as an aid in fabricating the test harness.
2.3.2 Alignment Tool
The alignment tool is used to adjust the transmitter frequency (C620) and the transmitter power output (C635).
Figure 2-1. Alignment Tool