Altitude in FMS Legs Page

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glen.coyne52
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Altitude in FMS Legs Page

Post by glen.coyne52 » Tue Jun 09, 2020 9:53 am

Do you have to enter an altitude or flight level at each waypoint in the FMS Legs page, I assumed this would have been done automatically as you passed a waypoint. I know if a SID or STAR is entered the restricted altitudes are entered but the remaining waypoint altitudes remain blank.

Glen

ccmh15
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Re: Altitude in FMS Legs Page

Post by ccmh15 » Tue Jun 09, 2020 10:29 am

If you need a specific altitude constraint at a certain waypoint, you can enter this manually on the LEGS page, if it's not already coded into your planned DEP or ARR procedure.

If you don't need a VNAV altitude constraint, you don't need to enter one.

Cheers,
Chris

admin9
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Re: Altitude in FMS Legs Page

Post by admin9 » Tue Jun 09, 2020 10:38 am

glen.coyne52 wrote:
Tue Jun 09, 2020 9:53 am
Do you have to enter an altitude or flight level at each waypoint in the FMS Legs page, I assumed this would have been done automatically as you passed a waypoint. I know if a SID or STAR is entered the restricted altitudes are entered but the remaining waypoint altitudes remain blank.

Glen

I just asked the same question in another post. Gives alt in the sid but then stops at fl140. Doesnt get me to my toc which is causing me issues. Not sure why it doesnt calculste the rest after the sid waypoints.
Last edited by admin9 on Tue Jun 09, 2020 10:59 am, edited 1 time in total.

ccmh15
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Re: Altitude in FMS Legs Page

Post by ccmh15 » Tue Jun 09, 2020 10:46 am

In the ProLine21, there's no such thing as altitude prediction for each waypoint (unlike e.g. in an Airbus or Boeing MCDU/FMS).

Only VNAV altitude constraints are shown or entered on the LEGS page. If a waypoint doesn't have an altitude constraint, there's nothing to see.

For the TOD to be correctly calculated and shown, there are several prerequisites. For example, you actually need to be at the cruise level entered on the PERF INIT page. Also make sure, ADVISORY VNAV is enabled, and the VNAV WINDOW is shown on the text part of the MFD, then you might get a better clue of what's going on.

Cheers!
Chris

glen.coyne52
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Joined: Wed Jan 08, 2020 6:35 pm
Re: Altitude in FMS Legs Page

Post by glen.coyne52 » Tue Jun 09, 2020 12:36 pm

ccmh15 wrote:
Tue Jun 09, 2020 10:46 am
In the ProLine21, there's no such thing as altitude prediction for each waypoint (unlike e.g. in an Airbus or Boeing MCDU/FMS).

Only VNAV altitude constraints are shown or entered on the LEGS page. If a waypoint doesn't have an altitude constraint, there's nothing to see.

For the TOD to be correctly calculated and shown, there are several prerequisites. For example, you actually need to be at the cruise level entered on the PERF INIT page. Also make sure, ADVISORY VNAV is enabled, and the VNAV WINDOW is shown on the text part of the MFD, then you might get a better clue of what's going on.
Many thanks Chris, I have only ever flown Boeings that has this feature in their FMS systems as you have mentioned.

Glen


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