
Garmin G1000 Cockpit Reference Guide for the Socata TBM 850
190-00708-00 Rev. A
SECTION 7 – NAVIGATION
7-16
a)
Select the VNV PROF Softkey to place the cursor
in the target vertical speed field (VS TGT) as shown
in Figure 7-37.
b)
At this point, the descent vertical speed can be
selected, or the FPA can be selected. Turn the large
FMS Knob to select the desired selection field,
then turn the small FMS Knob to enter the desired
value.
Note the information now displayed in the
‘CURRENT VNV PROFILE’ box. Also, note the offset
waypoint and gray circle are now displayed on the
map. The gray circle marks the Top of Descent
(TOD). In this example, vertical guidance is provided
at the TOD that results in a -3.0 degree FPA descent
to an altitude of 10,000 feet upon reaching the
offset waypoint.
Figure 7-37 Adjusting the Descent
c)
Press the ENT Key.
15)
As seen in Figure 7-38, the aircraft is approaching
TOD. Note the target vertical speed required to
reached the selected altitude. The Vertical Deviation
Indicator (VDI) and the Required Vertical Speed
Indicator (RVSI) are now displayed on the PFD as
shown in Figure 7-39.
Figure 7-38 Approaching Top of Descent (TOD)
Figure 7-39 VDI & RVSI Upon Reaching Top of Descent (TOD)
Required
Vertical
Speed
Indicator
(RVSI)
Vertical
Deviation
Indicator
(VDI)
VNAV
Target
Altitude
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