Com Transmit Power Configuration Page; Flight Simulator - Garmin GTN 625 Installation Manual

6.7.2

COM Transmit Power Configuration Page

Access the COM Transmit Power Configuration
page, as shown in Figure 6-31, by touching the
'COM' key on the GTN Options page. This page
allows you to select the transmit power mode.
Selections are Normal and 16W.A 16W COM
Enablement Card (P/N 010-00878-04) is needed
for 16W COM. 16W enablement is limited to 28V
system installations.
When the optional 16W COM power is configured,
the GTN COM will transmit with 16 watts rather
than the standard 10 watts. 16W COM transmit
power should be enabled for aircraft certified to fly above FL180. This section describes how to enable the
16W COM transmit power.
NOTE
The 16W COM Enablement Card can only be used on one GTN (for dual GTN
installations a separate Enablement Card must be used on each GTN). A new 16W COM
Enablement Card must be used for each GTN that has the 16W COM feature activated.
1. Turn the GTN off by pulling the GPS/NAV circuit breaker.
2. Remove the database SD card from the SD card slot and insert a 16W Enablement Card, 
(P/N 010-00878-04).
3. Enter configuration mode by applying power to the GTN (closing the circuit breaker) while
holding the HOME key.
4. Go to the COM Transmit Power page from the GTN Options page. Touch the '16W' key.
5. A window will appear with 'Enable 16W COM?' This will consume a feature unlock key when
selected.'
6. Touch 'Yes' to enable 16W COM.
7. When the 16W COM feature is activated, the 16W key will be lit green,
6.7.3

Flight Simulator

This feature is not supported at this time.
190-01004-02
Rev. F
Figure 6-31. COM Transmit Power
Configuration Page
GTN 625/635/650 TSO Installation Manual
Page 6-31