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Garmin GTR 225 GTR 255/255A/255B Pilot’s Guide - Page 26

Com Nearest Weather WX Frequencies

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3.2.7 Com Nearest Weather (WX) Frequencies The GTR 225, when interfaced with an appropriate GPS receiver, will report the 25 nearest Weather (WX) frequencies. Turn SMALL Knob To Scroll Through Available Frequencies Figure 3-14 Com Nearest Weather Frequencies 1. Press FUNC to access the Functions. With the Com Frequency Function highlighted, turn the SMALL knob to view the Com Nearest Weather function. Then, press ENT. 2. Turn the SMALL knob to display the available Weather frequencies. 3. Press the ENT key to insert the highlighted frequency as the Standby frequency. Or, press the CLR key to return to the Functions display. 4. Press and release the FLIP/FLOP key to set the selected frequency as the Active frequency. 3-8 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. A

Section	Page
Product Registration and Support	6
1 Getting Started	9
1.1 Product Description	9
1.2 Pilot Controls	10
1.2.1 Power/Com Volume/Squelch Knob	10
1.2.2 Tuning LARGE/SMALL Concentric (Cursor) Knobs	11
1.2.3 FLIP/FLOP Key	11
1.2.4 Com Key	11
1.2.5 MEM Key	11
1.2.6 ICS Key	11
1.2.7 CLR (Clear) Key	11
1.2.8 ENT (Enter) Key	11
1.2.9 FUNC (Function) Key	12
1.2.10 MON (Monitor) Key	12
1.3 USB Port	12
2 Basic Operation	13
2.1 Power On	13
2.2 Com Radio	13
2.2.1 Selecting a Com Frequency	13
2.2.2 Monitoring the Standby Com Channel	14
2.2.3 Saving a Com Channel	14
2.2.4 Com Database Look-Up	16
2.2.5 Emergency Channel	16
2.2.6 Stuck Mic	17
2.2.7 Frequency Database Reverse Look-Up	17
2.2.8 Remote Frequency Selection Control	17
3 Functions	19
3.1 Functions Description	19
3.2 Com Frequencies	20
3.2.1 Recent Com Frequencies	20
3.2.2 Com User Frequencies	21
3.2.2.1 Viewing the Com User Frequency	21
3.2.2.2 Deleting the Com User Frequency	21
3.2.2.3 Editing a Com User Frequency	22
3.2.3 Com Database Frequencies	23
3.2.4 Com Nearest Airports (APT)	24
3.2.5 Com Nearest Area Control Center (ACC) Frequencies	24
3.2.6 Com Nearest Flight Service Station (FSS) Frequencies	25
3.2.7 Com Nearest Weather (WX) Frequencies	26
3.3 ICS Configuration	27
3.3.1 Adjust Intercom	27
3.3.2 Aux Audio	28
3.3.3 Intercom On/Off	29
3.3.4 Speaker On/Off	29
3.4 System Configuration	30
3.4.1 Com Spacing	30
3.4.2 Display Brightness	31
3.4.3 Display Contrast	32
3.4.4 Database Info	32
3.4.5 Load Database	33
3.4.6 Software Version	34
3.4.7 Serial Number	34
3.5 Timers	35
3.5.1 Setting Up the Count Down Timer	35
3.5.2 Setting Up the Count Up Timer	36
3.5.3 Viewing Timers in the Com Display	36
4 Appendix	39
4.1 Troubleshooting	39
4.2 Updating the Frequency Database	41
4.2.1 Downloading the Frequency Database	41
4.2.2 Updating the GTR 225 Frequency Database	41
4.3 Messages	42