Garmin GPS 155 Repair Manual
Also see for GPS 155: Pilot's guide addendum
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Contents
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SECTION 5ILLUSTRATED PARTS LIST5.1 LIST OF REPLACEABLE PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .page 295.2 ASSEMBLY DRAWINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30LIST OF FIGURESFIGURE 1 GPS 155 BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .page 2FIGURE 2 CONTROL/DISPLAY UNIT BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . 3FIGURE 3 MAIN BOARD BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4FIGURE 4 RF/IF BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5FIGURE 5 MAIN BOARD TESTPOINTS (TOP VIEW) . . . . . . . . . . . . . . . . . . . . . . . . . . . 8FIGURE 6 MAIN BOARD TESTPOINTS (BOTTOM VIEW) . . . . . . . . . . . . . . . . . . . . . . . 9FIGURE 7 RF/IF ASSEMBLY REMOVAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14FIGURE 8 ROM TOOL INSERTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17FIGURE 9 ROM REMOVAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18FIGURE 10 J2 REAR CONNECTOR PINOUT DEFINITION . . . . . . . . . . . . . . . . . . . . . . .27FIGURE 11 J101 REAR CONNECTOR PINOUT DEFINITION . . . . . . . . . . . . . . . . . . . . .28FIGURE 12 GPS 155 ASSEMBLY DRAWING (View 1) . . . . . . . . . . . . . . . . . . . . . . . . . . .30FIGURE 13 GPS 155 ASSEMBLY DRAWING (View 2) . . . . . . . . . . . . . . . . . . . . . . . . . . .31FIGURE 14 GPS 155 ASSEMBLY DRAWING (View 3) . . . . . . . . . . . . . . . . . . . . . . . . . . .32FIGURE 15 GPS 155 CONNECTOR DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32ii |
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