# AD 80-19-19: Area Navigation Systems

- Type: Airworthiness directive
- Status: Current
- Products: Jet Electronics Technology Area Navigation Systems
- Effective: September 25, 1980
- Superseded by: Nothing supersedes this AD
- Product type: Appliance
- Amendment: 39-3919
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/92841AB5E7236E9D86256A39004B90F9.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/80-19-19

## The airworthiness directive

80-19-19 JET ELECTRONICS AND TECHNOLOGY, INC.: Amendment 39-3919. Applies to all Model DAC-2000 and DAC-7000 Area Navigation (RNAV) Systems.

Compliance is required as indicated unless already accomplished. To prevent possible conflict with other IFR traffic, accomplish the following:

Prior to next flight, install a placard (1/4" letters) adjacent to the control display unit to read as follows: "RNAV IFR OPERATION NOT AUTHORIZED."

Once these systems have been modified in accordance with Jet Service Bulletin No. SB501-1279-4, SB501-1280-4, or SB501-1207-10, as applicable, and an appropriate aircraft records entry made, the placard required by this AD may be removed.

This amendment becomes effective September 25, 1980, as to all persons except those to whom it was made immediately effective by airmail letter dated April 24, 1980, which contained this amendment.

## Registered aircraft it may apply to (OpenAirDocs)

No registered aircraft matched the models it names.

Its text cites no advisory circulars or STCs.

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