Garmin GTN 650 Pilot's Guide - Page 346
Glove Qualification Procedure - tips techniques
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Foreword 18.4 Glove Qualification Procedure This procedure is used to qualify a specific glove for use with the GTN system Getting Started by guiding the user through a variety of tasks that use the touchscreen. Due to differences in finger size, glove size, and touchscreens between the 6XX or 7XX Xpdr Ctrl unit, the qualification granted by this procedure is specific to the pilot/glove and 6XX or 7XX combination. GTN 6XX and 7XX units must be evaluated Com/Nav separately. FPL The GTN touchscreen uses capacitive touch technology to sense the proximity of skin to the display. A glove increases the distance between skin and the display Direct-To glass and may reduce the ability of the GTN to detect touches. Therefore, when selecting a glove for use with the GTN, thinner gloves tend to work better than Proc thicker gloves. Leather gloves and gloves designed to work specifically with capacitive touchscreen devices are often found to be acceptable. Additionally, Wpt Info altering your touch technique to use the pad of your finger to touch the unit rather than the tip will increase the touchscreen sensitivity while using gloves. Map This qualification must be completed on the ground. Performing this Traffic procedure in flight is not authorized. Table 18-1 contains tasks that are required to qualify a glove. Table 18-2 contains tasks that are not required to qualify a Terrain glove, but may limit the manner in which some functions are accessed while a glove is worn. Weather 1. Sit in the pilot's seat. 2. Start the GTN in Demo mode by pressing and holding the Direct To key during Nearest power up. Music 3. Perform the tasks listed in Table 18-1 and Table 18-2 with an ungloved hand. You do not need to record any results for this step. Utilities 4. Perform the tasks listed in Table 18-1 and Table 18-2 with a gloved hand. For each task, determine whether the operation is the same or worse as it was System without the glove. Record the results in Table 18-1 and Table 18-2. Items that Messages may cause the operation to be worse include, but are not limited to: a. Multiple attempts to select a key Symbols b. Unintentional selection of adjacent keys c. Excessive force on the touchscreen to select a key Appendix 5. If all applicable tasks in Table 18-1 respond in the same way with and without a glove then the glove used to complete these tasks may be used by the pilot Index 18-16 Garmin GTN 625/635/650 Pilot's Guide 190-01004-03 Rev. B